A lot refacturings ...

Signed-off-by:Roland Häder <roland@mxchange.org>

diff --git a/Addressbook/src/org/mxchange/addressbook/BaseFrameworkSystem.java b/Addressbook/src/org/mxchange/addressbook/BaseFrameworkSystem.java
index 333f68bf638ffa789a556a63e33137462f5a4ae8..efd21ffeb0aade872d61673da8ed699f64d12f3b 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/BaseFrameworkSystem.java
+++ b/Addressbook/src/org/mxchange/addressbook/BaseFrameworkSystem.java
@@ -22,9 +22,12 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.io.PrintWriter;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.io.PrintWriter;

+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;

 import java.text.MessageFormat;
 import java.util.Properties;
 import java.util.ResourceBundle;
 import java.text.MessageFormat;
 import java.util.Properties;
 import java.util.ResourceBundle;

+import java.util.StringTokenizer;

 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.mxchange.addressbook.application.Application;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.mxchange.addressbook.application.Application;


@@ -187,7 +190,7 @@ public class BaseFrameworkSystem implements FrameworkInterface {
         * @param exception Exception to log
         */
        @Override
         * @param exception Exception to log
         */
        @Override

-       public void logException (final Throwable exception) {
+       public final void logException (final Throwable exception) {

                // Log this exception
                this.getLogger().catching(exception);
        }
                // Log this exception
                this.getLogger().catching(exception);
        }


@@ -274,6 +277,107 @@ public class BaseFrameworkSystem implements FrameworkInterface {
                this.getLogger().trace("EXIT!"); //NOI18N
        }
 
                this.getLogger().trace("EXIT!"); //NOI18N
        }
 

+       /**
+        * Converts a column name like "foo_bar" to an attribute name like "fooBar"
+        *
+        * @param columnName Column name to convert
+        * @return Attribute name
+        */
+       protected String convertColumnNameToAttribute (final String columnName) {
+               // Trace message
+               this.getLogger().trace(MessageFormat.format("columnName={0} - CALLED!", columnName));
+
+               // First all lower case
+               String lower = columnName.toLowerCase();
+
+               // Then split on "_"
+               StringTokenizer tokenizer = new StringTokenizer(lower, "_");
+
+               // Resulting string
+               StringBuilder builder = new StringBuilder(tokenizer.countTokens());
+
+               // Init counter
+               int count = 0;
+
+               // Walk through all
+               while (tokenizer.hasMoreTokens()) {
+                       // Get token
+                       String token = tokenizer.nextToken();
+
+                       // Is later than first element?
+                       if (count > 0) {
+                               // Make first character upper-case
+                               char c = token.charAt(0);
+                               token = String.valueOf(c).toUpperCase() + token.substring(1);
+                       }
+
+                       // Add token
+                       builder.append(token);
+
+                       // Increment counter
+                       count++;
+               }
+       
+               // Trace message
+               this.getLogger().trace(MessageFormat.format("builder={0} - EXIT!", builder));
+
+               // Return result
+               return builder.toString();
+       }
+
+       /**
+        * Converts a column name like "foo_bar" to a method name like "getFooBar"
+        * for non-booleans and to "isFooBar" for boolean fields.
+        *
+        * @param columnName Column name to convert
+        * @param isBool Whether the parameter is boolean
+        * @return Attribute name
+        */
+       protected String convertColumnNameToGetterMethod (final String columnName, boolean isBool) {
+               // Trace message
+               this.getLogger().trace(MessageFormat.format("columnName={0} - CALLED!", columnName));
+
+               // First all lower case
+               String lower = columnName.toLowerCase();
+
+               // Then split on "_"
+               StringTokenizer tokenizer = new StringTokenizer(lower, "_");
+
+               // Resulting string
+               StringBuilder builder = new StringBuilder(tokenizer.countTokens());
+
+               // Is it boolean?
+               if (isBool) {
+                       // Append "is"
+                       builder.append("is");
+               } else {
+                       // Append "get"
+                       builder.append("get");
+               }
+
+               // Walk through all
+               while (tokenizer.hasMoreTokens()) {
+                       // Get token
+                       String token = tokenizer.nextToken();
+
+                       // Debug message
+                       this.getLogger().debug(MessageFormat.format("token={0}", token));
+
+                       // Make it upper-case
+                       char c = token.charAt(0);
+                       token = String.valueOf(c).toUpperCase() + token.substring(1);
+
+                       // Add token
+                       builder.append(token);
+               }
+       
+               // Trace message
+               this.getLogger().trace(MessageFormat.format("builder={0} - EXIT!", builder));
+
+               // Return result
+               return builder.toString();
+       }
+

        /**
         * Getter for logger
         *
        /**
         * Getter for logger
         *


@@ -289,7 +393,7 @@ public class BaseFrameworkSystem implements FrameworkInterface {
         * @param key Key to get
         * @return Propety value
         */
         * @param key Key to get
         * @return Propety value
         */

-       protected String getProperty (final String key) {
+       protected final String getProperty (final String key) {

                return BaseFrameworkSystem.properties.getProperty(String.format("org.mxchange.addressbook.%s", key)); //NOI18N
        }
 
                return BaseFrameworkSystem.properties.getProperty(String.format("org.mxchange.addressbook.%s", key)); //NOI18N
        }
 


@@ -310,4 +414,66 @@ public class BaseFrameworkSystem implements FrameworkInterface {
        protected final void setTableName (final String tableName) {
                this.tableName = tableName;
        }
        protected final void setTableName (final String tableName) {
                this.tableName = tableName;
        }

+
+       /**
+        * Returns boolean field value from given method call
+        *
+        * @param instance The instance to call
+        * @param targetClass Target class to look in
+        * @param methodName Method name to look for
+        * @return Boolean value from field
+        */
+       @SuppressWarnings ("unchecked")
+       protected boolean getBooleanField (final FrameworkInterface instance, final String targetClass, final String methodName) {
+               // Trace messahe
+               this.getLogger().trace(MessageFormat.format("targetClass={0},methodName={1}", targetClass, methodName));
+
+               // Instance reflaction of this class
+               Class<? extends FrameworkInterface> c = instance.getClass();
+
+               // Analyze class
+               while (!targetClass.equals(c.getSimpleName())) {
+                       // Debug message
+                       this.getLogger().debug("c=" + c.getSimpleName());
+
+                       // Get super class (causes unchecked warning)
+                       c = (Class<? extends FrameworkInterface>) c.getSuperclass();
+               }
+
+               // Init field instance
+               Method method = null;
+
+               // Use reflection to get all attributes
+               try {
+                       method = c.getDeclaredMethod(methodName, new Class<?>[0]);
+               } catch (final SecurityException ex) {
+                       // Security problem
+                       this.abortProgramWithException(ex);
+               } catch (final NoSuchMethodException ex) {
+                       // Method not found
+                       this.abortProgramWithException(ex);
+               }
+
+               // Assert on field
+               assert(method instanceof Method) : "method is not a Method instance";
+
+               // Get value from field
+               boolean value = false;
+
+               try {
+                       value = (boolean) method.invoke(instance);
+               } catch (final IllegalArgumentException ex) {
+                       // Other problem
+                       this.abortProgramWithException(ex);
+               } catch (final IllegalAccessException ex) {
+                       // Other problem
+                       this.abortProgramWithException(ex);
+               } catch (final InvocationTargetException ex) {
+                       // Other problem
+                       this.abortProgramWithException(ex);
+               }
+
+               // Return value
+               return value;
+       }

 }
 }

diff --git a/Addressbook/src/org/mxchange/addressbook/client/BaseClient.java b/Addressbook/src/org/mxchange/addressbook/client/BaseClient.java
index 6bd281fe265568813d711d2e97e48f68cba502f4..df1573ea4d34b93da4577bd00cef8ec587657d20 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/client/BaseClient.java
+++ b/Addressbook/src/org/mxchange/addressbook/client/BaseClient.java
@@ -50,8 +50,6 @@ public abstract class BaseClient extends BaseFrameworkSystem {
         * No instances can be created of this class
         */
        protected BaseClient () {
         * No instances can be created of this class
         */
        protected BaseClient () {

-               super();
-

                // Init menu map
                this.menus = new HashMap<>(10);
        }
                // Init menu map
                this.menus = new HashMap<>(10);
        }


@@ -158,17 +156,17 @@ public abstract class BaseClient extends BaseFrameworkSystem {
                this.getLogger().trace("CALLED!"); //NOI18N
 
                // Debug message
                this.getLogger().trace("CALLED!"); //NOI18N
 
                // Debug message

-               this.getLogger().debug("Initializing contact manager ...");
+               this.getLogger().debug("Initializing contact manager ..."); //NOI18N

 
                // Init contact manager with console client
                // @TODO Static initial amount of contacts
 
                // Init contact manager with console client
                // @TODO Static initial amount of contacts

-               ManageableContact manager = new ContactManager(100, (Client) this);
+               ManageableContact manager = new ContactManager((Client) this);

 
                // Set it here
                this.setContactManager(manager);
 
                // Debug message
 
                // Set it here
                this.setContactManager(manager);
 
                // Debug message

-               this.getLogger().debug("Contact manager has been initialized.");
+               this.getLogger().debug("Contact manager has been initialized."); //NOI18N

 
                // Trace message
                this.getLogger().trace("EXIT!"); //NOI18N
 
                // Trace message
                this.getLogger().trace("EXIT!"); //NOI18N


@@ -189,7 +187,7 @@ public abstract class BaseClient extends BaseFrameworkSystem {
                if (!(menu instanceof Menu)) {
                        // Not found
                        // @todo Own exception?
                if (!(menu instanceof Menu)) {
                        // Not found
                        // @todo Own exception?

-                       throw new NullPointerException("Menu '" + menuType + "' not found.");
+                       throw new NullPointerException(MessageFormat.format("Menu '{0}' not found.", menuType)); //NOI18N

                }
 
                // Show menu
                }
 
                // Show menu

diff --git a/Addressbook/src/org/mxchange/addressbook/client/console/ConsoleClient.java b/Addressbook/src/org/mxchange/addressbook/client/console/ConsoleClient.java
index bbefa9e05969d8e0faba7ba3c0ca2ea817fd778e..b523a138b1d47632993679a7a07d7a66c8e46ad4 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/client/console/ConsoleClient.java
+++ b/Addressbook/src/org/mxchange/addressbook/client/console/ConsoleClient.java
@@ -26,6 +26,7 @@ import org.mxchange.addressbook.client.Client;
 import org.mxchange.addressbook.contact.Contact;
 import org.mxchange.addressbook.contact.Gender;
 import org.mxchange.addressbook.contact.user.UserContact;
 import org.mxchange.addressbook.contact.Contact;
 import org.mxchange.addressbook.contact.Gender;
 import org.mxchange.addressbook.contact.user.UserContact;

+import org.mxchange.addressbook.exceptions.ContactAlreadyAddedException;

 import org.mxchange.addressbook.exceptions.UnhandledUserChoiceException;
 import org.mxchange.addressbook.menu.Menu;
 import org.mxchange.addressbook.menu.MenuTools;
 import org.mxchange.addressbook.exceptions.UnhandledUserChoiceException;
 import org.mxchange.addressbook.menu.Menu;
 import org.mxchange.addressbook.menu.MenuTools;


@@ -72,12 +73,12 @@ public class ConsoleClient extends BaseClient implements Client {
        @Override
        public void displayAddressBox (final Contact contact) {
                // Trace message
        @Override
        public void displayAddressBox (final Contact contact) {
                // Trace message

-               this.getLogger().trace("contact=" + contact + " - CALLED!"); //NOI18N
+               this.getLogger().trace(MessageFormat.format("contact={0} - CALLED!", contact)); //NOI18N

 
                // Is it null?
                if (contact == null) {
                        // Abort here
 
                // Is it null?
                if (contact == null) {
                        // Abort here

-                       throw new NullPointerException("contact is null");
+                       throw new NullPointerException("contact is null"); //NOI18N

                }
 
                // Simple display ...
                }
 
                // Simple display ...


@@ -100,7 +101,7 @@ public class ConsoleClient extends BaseClient implements Client {
                // Is it null?
                if (contact == null) {
                        // Abort here
                // Is it null?
                if (contact == null) {
                        // Abort here

-                       throw new NullPointerException("contact is null");
+                       throw new NullPointerException("contact is null"); //NOI18N

                }
 
                // Get translated gender as the user may want to see "Mr.", "Mrs."
                }
 
                // Get translated gender as the user may want to see "Mr.", "Mrs."


@@ -136,7 +137,7 @@ public class ConsoleClient extends BaseClient implements Client {
                // Is it null?
                if (contact == null) {
                        // Abort here
                // Is it null?
                if (contact == null) {
                        // Abort here

-                       throw new NullPointerException("contact is null");
+                       throw new NullPointerException("contact is null"); //NOI18N

                }
 
                // Cellphone and such ...
                }
 
                // Cellphone and such ...


@@ -154,13 +155,13 @@ public class ConsoleClient extends BaseClient implements Client {
                // Is it null?
                if (contact == null) {
                        // Abort here
                // Is it null?
                if (contact == null) {
                        // Abort here

-                       throw new NullPointerException("contact is null");
+                       throw new NullPointerException("contact is null"); //NOI18N

                }
 
                // Make sure it is own contact
                if (!contact.isOwnContact()) {
                        // Not own contact
                }
 
                // Make sure it is own contact
                if (!contact.isOwnContact()) {
                        // Not own contact

-                       throw new IllegalArgumentException("Contact is not own data.");
+                       throw new IllegalArgumentException("Contact is not own data."); //NOI18N

                }
 
                // Own address data
                }
 
                // Own address data


@@ -190,13 +191,13 @@ public class ConsoleClient extends BaseClient implements Client {
                // Is it null?
                if (contact == null) {
                        // Abort here
                // Is it null?
                if (contact == null) {
                        // Abort here

-                       throw new NullPointerException("contact is null");
+                       throw new NullPointerException("contact is null"); //NOI18N

                }
 
                // Make sure it is own contact
                if (!contact.isOwnContact()) {
                        // Not own contact
                }
 
                // Make sure it is own contact
                if (!contact.isOwnContact()) {
                        // Not own contact

-                       throw new IllegalArgumentException("Contact is not own data.");
+                       throw new IllegalArgumentException("Contact is not own data."); //NOI18N

                }
 
                // Gender:
                }
 
                // Gender:


@@ -226,13 +227,13 @@ public class ConsoleClient extends BaseClient implements Client {
                // Is it null?
                if (contact == null) {
                        // Abort here
                // Is it null?
                if (contact == null) {
                        // Abort here

-                       throw new NullPointerException("contact is null");
+                       throw new NullPointerException("contact is null"); //NOI18N

                }
 
                // Make sure it is own contact
                if (!contact.isOwnContact()) {
                        // Not own contact
                }
 
                // Make sure it is own contact
                if (!contact.isOwnContact()) {
                        // Not own contact

-                       throw new IllegalArgumentException("Contact is not own data.");
+                       throw new IllegalArgumentException("Contact is not own data."); //NOI18N

                }
 
                // Phone number
                }
 
                // Phone number


@@ -314,8 +315,14 @@ public class ConsoleClient extends BaseClient implements Client {
 
                // @TODO Rewrite this ugly switch() block
                switch (choice) {
 
                // @TODO Rewrite this ugly switch() block
                switch (choice) {

-                       case '1': // Enter/add own data
-                               this.getContactManager().doEnterOwnData();
+                       case '1':
+                               try {
+                                       // Enter/add own data
+                                       this.getContactManager().doEnterOwnData();
+                               } catch (final ContactAlreadyAddedException ex) {
+                                       // Already added
+                                       this.outputMessage("Sie haben bereits Ihre eigenen Daten eingegeben.");
+                               }

                                break;
 
                        case '2': // Change own data
                                break;
 
                        case '2': // Change own data


@@ -348,7 +355,7 @@ public class ConsoleClient extends BaseClient implements Client {
 
                        default:
                                // @TODO throw own exception
 
                        default:
                                // @TODO throw own exception

-                               throw new UnhandledUserChoiceException(MessageFormat.format("Choice '{0}' not handled yet.", choice));
+                               throw new UnhandledUserChoiceException(MessageFormat.format("Choice '{0}' not handled yet.", choice)); //NOI18N

                }
 
                // Trace message
                }
 
                // Trace message


@@ -370,10 +377,10 @@ public class ConsoleClient extends BaseClient implements Client {
                // The validChars must not null be null and filled with at least one char
                if (validChars == null) {
                        // Is null
                // The validChars must not null be null and filled with at least one char
                if (validChars == null) {
                        // Is null

-                       throw new NullPointerException("validChars is null");
+                       throw new NullPointerException("validChars is null"); //NOI18N

                } else if (validChars.length == 0) {
                        // Is not filled
                } else if (validChars.length == 0) {
                        // Is not filled

-                       throw new IllegalArgumentException("validChars is not filled.");
+                       throw new IllegalArgumentException("validChars is not filled."); //NOI18N

                }
 
                char input = 0;
                }
 
                char input = 0;


@@ -420,10 +427,10 @@ public class ConsoleClient extends BaseClient implements Client {
                Gender g = Gender.fromChar(gender);
 
                // g must not be null
                Gender g = Gender.fromChar(gender);
 
                // g must not be null

-               assert(g instanceof Gender) : "g is not set.";
+               assert(g instanceof Gender) : "g is not set."; //NOI18N

 
                // Trace message
 
                // Trace message

-               this.getLogger().trace("g=" + g + " - EXIT!"); //NOI18N
+               this.getLogger().trace(MessageFormat.format("g={0} - EXIT!", g)); //NOI18N

 
                // Return it
                return g;
 
                // Return it
                return g;


@@ -458,7 +465,7 @@ public class ConsoleClient extends BaseClient implements Client {
                }
 
                // Trace message
                }
 
                // Trace message

-               this.getLogger().trace("input=" + input + " - EXIT!"); //NOI18N
+               this.getLogger().trace(MessageFormat.format("input={0} - EXIT!", input)); //NOI18N

 
                // Return it
                return input;
 
                // Return it
                return input;


@@ -558,7 +565,7 @@ public class ConsoleClient extends BaseClient implements Client {
        @Override
        public void showEntry (final SelectableMenuItem item) {
                // Access key then text
        @Override
        public void showEntry (final SelectableMenuItem item) {
                // Access key then text

-               this.outputMessage("[" + item.getAccessKey() + "] " + item.getText());
+               this.outputMessage(MessageFormat.format("[{0}] {1}", item.getAccessKey(), item.getText()));

        }
 
        /**
        }
 
        /**

diff --git a/Addressbook/src/org/mxchange/addressbook/client/gui/AddressbookFrame.java b/Addressbook/src/org/mxchange/addressbook/client/gui/AddressbookFrame.java
index 06d8d0298d7f0ec29313516c0f9d83426a2d285a..1f9db8b75af48612d8bfb7c080282f7c39180b18 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/client/gui/AddressbookFrame.java
+++ b/Addressbook/src/org/mxchange/addressbook/client/gui/AddressbookFrame.java
@@ -49,6 +49,7 @@ import org.mxchange.addressbook.application.AddressbookApplication;
 import org.mxchange.addressbook.client.Client;
 import org.mxchange.addressbook.contact.Contact;
 import org.mxchange.addressbook.contact.Gender;
 import org.mxchange.addressbook.client.Client;
 import org.mxchange.addressbook.contact.Contact;
 import org.mxchange.addressbook.contact.Gender;

+import org.mxchange.addressbook.exceptions.ContactAlreadyAddedException;

 import org.mxchange.addressbook.exceptions.FrameAlreadyInitializedException;
 import org.mxchange.addressbook.model.contact.ContactTableModel;
 
 import org.mxchange.addressbook.exceptions.FrameAlreadyInitializedException;
 import org.mxchange.addressbook.model.contact.ContactTableModel;
 


@@ -638,7 +639,13 @@ public class AddressbookFrame extends BaseFrameworkSystem implements ClientFrame
                         */
                        @Override
                        public void actionPerformed (final ActionEvent e) {
                         */
                        @Override
                        public void actionPerformed (final ActionEvent e) {

-                               self.getClient().getContactManager().doEnterOwnData();
+                               try {
+                                       self.getClient().getContactManager().doEnterOwnData();
+                               } catch (final ContactAlreadyAddedException ex) {
+                                       // Already added, log away
+                                       // @TODO maybe output message here?
+                                       self.logException(ex);
+                               }

                        }
                });
 
                        }
                });
 

diff --git a/Addressbook/src/org/mxchange/addressbook/contact/BaseContact.java b/Addressbook/src/org/mxchange/addressbook/contact/BaseContact.java
index 40326c3e27de08b6ee110462929149c809c5c555..c6afdc9f97df72bcff8695762168dc5afdb34643 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/contact/BaseContact.java
+++ b/Addressbook/src/org/mxchange/addressbook/contact/BaseContact.java
@@ -114,7 +114,6 @@ public class BaseContact extends BaseFrameworkSystem {
         * No instances can be created of this class
         */
        protected BaseContact () {
         * No instances can be created of this class
         */
        protected BaseContact () {

-               super();

        }
 
        /**
        }
 
        /**


@@ -629,4 +628,37 @@ public class BaseContact extends BaseFrameworkSystem {
        protected final void setBirthday (final String birthday) {
                this.birthday = birthday;
        }
        protected final void setBirthday (final String birthday) {
                this.birthday = birthday;
        }

+
+       /**
+        * Checks if given boolean field is available and set to same value
+        *
+        * @param columnName Column name to check
+        * @param bool Boolean value
+        * @return Whether all conditions are met
+        */
+       public boolean isValueEqual (final String columnName, final boolean bool) {
+               // Trace message
+               this.getLogger().trace(MessageFormat.format("columnName={0},bool={1} - CALLED!", columnName, bool));
+
+               // Convert column name to field name
+               String methodName = this.convertColumnNameToGetterMethod(columnName, true);
+
+               // Debug message
+               this.getLogger().debug(MessageFormat.format("field={0}", methodName));
+
+               // Init class instance
+               boolean value = this.getBooleanField(this, "BaseContact", methodName);
+
+               // Debug message
+               this.getLogger().debug(MessageFormat.format("value={0}", value));
+
+               // Compare it
+               boolean isFound = (bool == value);
+
+               // Trace message
+               this.getLogger().trace("isFound=" + isFound + " - EXIT!");
+
+               // Return result
+               return isFound;
+       }

 }
 }

diff --git a/Addressbook/src/org/mxchange/addressbook/contact/Contact.java b/Addressbook/src/org/mxchange/addressbook/contact/Contact.java
index 57bca671d9ce38d0ede711a0306a326331d51b62..829bb4546a5bfac6cb6b21a1263441345e9438be 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/contact/Contact.java
+++ b/Addressbook/src/org/mxchange/addressbook/contact/Contact.java
@@ -144,6 +144,15 @@ public interface Contact extends FrameworkInterface {
         */
        public String getComment ();
 
         */
        public String getComment ();
 

+       /**
+        * Checks if given boolean value is available and set to same value
+        *
+        * @param columnName Column name to check
+        * @param bool Boolean value
+        * @return Whether all conditions are met
+        */
+       public boolean isValueEqual (final String columnName, final boolean bool);
+

        /**
         * Shows the contact to the user
         *
        /**
         * Shows the contact to the user
         *

diff --git a/Addressbook/src/org/mxchange/addressbook/database/backend/DatabaseBackend.java b/Addressbook/src/org/mxchange/addressbook/database/backend/DatabaseBackend.java
index a38c45b57c4235978d61fbf61320fca2a0e8404f..9a66e94f1f14b2006cf2fa7aac3e26c3fd6f503d 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/database/backend/DatabaseBackend.java
+++ b/Addressbook/src/org/mxchange/addressbook/database/backend/DatabaseBackend.java
@@ -43,6 +43,22 @@ public interface DatabaseBackend extends FrameworkInterface {
         */
        public void doShutdown ();
 
         */
        public void doShutdown ();
 

+       /**
+        * Some "getter" for total table row count
+        * 
+        * @return Total row count
+        */
+       public int getTotalCount ();
+
+       /**
+        * Checks whether at least one row is found with given boolean value.
+        *
+        * @param columnName Column to check for boolean value
+        * @param bool Boolean value to check
+        * @return Whether boolean value is found and returns at least one row
+        */
+       public boolean isRowFound (final String columnName, final boolean bool);
+

        /**
         * Rewinds backend
         */
        /**
         * Rewinds backend
         */


@@ -67,8 +83,9 @@ public interface DatabaseBackend extends FrameworkInterface {
         * Gets an iterator for contacts
         *
         * @return Iterator for contacts
         * Gets an iterator for contacts
         *
         * @return Iterator for contacts

-        * @throws org.mxchange.addressbook.exceptions.BadTokenException If the CSV
-        * token is badly formulated
+        * @throws org.mxchange.addressbook.exceptions.BadTokenException If the CSV token is badly formulated
+        * @deprecated The method is to much "contact" specific

         */
         */

+       @Deprecated

        public Iterator<Contact> contactIterator () throws BadTokenException;
 }
        public Iterator<Contact> contactIterator () throws BadTokenException;
 }

diff --git a/Addressbook/src/org/mxchange/addressbook/database/backend/csv/Base64CsvDatabaseBackend.java b/Addressbook/src/org/mxchange/addressbook/database/backend/csv/Base64CsvDatabaseBackend.java
index 44238610cd0fb1e9bef32ff58e35afa54ba167b9..12377c635b08c6a8a58bf3c5b97f3d82b68f29a7 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/database/backend/csv/Base64CsvDatabaseBackend.java
+++ b/Addressbook/src/org/mxchange/addressbook/database/backend/csv/Base64CsvDatabaseBackend.java
@@ -96,6 +96,7 @@ public class Base64CsvDatabaseBackend extends BaseDatabaseBackend implements Dat
         * underlaying method has found an invalid token
         */
        @Override
         * underlaying method has found an invalid token
         */
        @Override

+       @Deprecated

        public Iterator<Contact> contactIterator () throws BadTokenException {
                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
        public Iterator<Contact> contactIterator () throws BadTokenException {
                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N


@@ -136,6 +137,93 @@ public class Base64CsvDatabaseBackend extends BaseDatabaseBackend implements Dat
                this.getLogger().trace("EXIT!"); //NOI18N
        }
 
                this.getLogger().trace("EXIT!"); //NOI18N
        }
 

+       /**
+        * Some "getter" for total row count
+        *
+        * @return Total row count
+        */
+       @Override
+       public int getTotalCount () {
+               // Trace message
+               this.getLogger().trace("CALLED!"); //NOI18N
+
+               try {
+                       // Do a deprecated call
+                       // @todo this needs rewrite!
+                       return this.readContactList().size();
+               } catch (final BadTokenException ex) {
+                       this.abortProgramWithException(ex);
+               }
+
+               // Invalid return
+               this.getLogger().trace("Returning -1 ... : EXIT!"); //NOI18N
+               return -1;
+       }
+
+       /**
+        * Checks whether at least one row is found with given boolean value.
+        *
+        * @param columnName Column to check for boolean value
+        * @param bool Boolean value to check
+        * @return Whether boolean value is found and returns at least one row
+        */
+       @Override
+       public boolean isRowFound (final String columnName, final boolean bool) {
+               // Trace message
+               this.getLogger().trace(MessageFormat.format("columnName={0},bool={1} - CALLED!", columnName, bool)); //NOI18N
+
+               // Is at least one entry found?
+               if (this.getTotalCount() == 0) {
+                       // No entry found at all
+                       return false;
+               }
+
+               // Default is not found
+               boolean isFound = false;
+
+               // Firsr rewind
+               this.rewind();
+
+               // Then loop through all lines
+               while (!this.isEndOfFile()) {
+                       // Read line
+                       String line = this.readLine();
+
+                       // Debug message
+                       this.getLogger().debug(MessageFormat.format("line={0}", line));
+
+                       try {
+                               // And parse it to a Contact instance
+                               Contact contact = this.parseLineToContact(line);
+
+                               // Debug message
+                               this.getLogger().debug(MessageFormat.format("contact={0}", contact));
+
+                               // This should not be null
+                               if (contact == null) {
+                                       // Throw exception
+                                       throw new NullPointerException("contact is null");
+                               }
+
+                               // Now let the contact object check if it has such attribute
+                               if (contact.isValueEqual(columnName, bool)) {
+                                       // Yes, it is set
+                                       isFound = true;
+                                       break;
+                               }
+                       } catch (final BadTokenException ex) {
+                               // Don't continue with bad data
+                               this.abortProgramWithException(ex);
+                       }
+               }
+
+               // Trace message
+               this.getLogger().trace(MessageFormat.format("isFound={0} - EXIT!", isFound));
+
+               // Return result
+               return isFound;
+       }
+

        /**
         * Get length of underlaying file
         *
        /**
         * Get length of underlaying file
         *


@@ -193,7 +281,7 @@ public class Base64CsvDatabaseBackend extends BaseDatabaseBackend implements Dat
                // Object must not be null
                if (object == null) {
                        // Abort here
                // Object must not be null
                if (object == null) {
                        // Abort here

-                       throw new NullPointerException("object is null");
+                       throw new NullPointerException("object is null"); //NOI18N

                }
 
                // Make sure the instance is there (DataOutput flawor)
                }
 
                // Make sure the instance is there (DataOutput flawor)


@@ -290,30 +378,15 @@ public class Base64CsvDatabaseBackend extends BaseDatabaseBackend implements Dat
        }
 
        /**
        }
 
        /**

-        * Reads the database file, if available, and adds all read lines into the
-        * list.
+        * Parses given line and creates a Contact instance
+        * 
+        * @param line Raw line to parse

         *
         *

-        * @return A list with Contact instances
+        * @return Contact instance

         */
         */

-       private List<Contact> readContactList () throws BadTokenException {
-               this.getLogger().trace("CALLED!"); //NOI18N
-
-               // First rewind
-               this.rewind();
-
-               // Get file size and divide it by 140 (possible average length of one line)
-               int lines = Math.round(this.length() / 140 + 0.5f);
-
-               // Debug message
-               this.getLogger().debug(MessageFormat.format("lines={0}", lines)); //NOI18N
-
-               // Instance list
-               // @TODO The maximum length could be guessed from file size?
-               List<Contact> list = new ArrayList<>(lines);
-
-               // Init variables
-               StringTokenizer tokenizer;
-               String line;
+       private Contact parseLineToContact (final String line) throws BadTokenException {
+               // Trace message
+               this.getLogger().trace(MessageFormat.format("line={0} - CALLED!", line)); //NOI18N

 
                // Init A lot variables
                Long num = null;
 
                // Init A lot variables
                Long num = null;


@@ -322,235 +395,273 @@ public class Base64CsvDatabaseBackend extends BaseDatabaseBackend implements Dat
                int count = 0;
                Contact contact = null;
 
                int count = 0;
                Contact contact = null;
 

-               // Read all lines
-               while (!this.isEndOfFile()) {
-                       // Then read a line
-                       line = this.readLine();
+               // Debug message
+               this.getLogger().debug(MessageFormat.format("line={0}", line)); //NOI18N

 
 

-                       // Debug message
-                       this.getLogger().debug(MessageFormat.format("line={0}", line)); //NOI18N
+               // Then tokenize it
+               // @TODO Move this into separate method
+               StringTokenizer tokenizer = new StringTokenizer(line, ";"); //NOI18N

 
 

-                       // Then tokenize it
-                       // @TODO Move this into separate method
-                       tokenizer = new StringTokenizer(line, ";"); //NOI18N
+               // Reset variables
+               count = 0;
+               contact = null;

 
 

+               // The tokens are now available, so get all
+               while (tokenizer.hasMoreElements()) {

                        // Reset variables
                        // Reset variables

-                       count = 0;
-                       contact = null;
-
-                       // The tokens are now available, so get all
-                       while (tokenizer.hasMoreElements()) {
-                               // Reset variables
-                               num = null;
-                               bool = null;
-
-                               // Get next token
-                               String token = tokenizer.nextToken();
-
-                               // If char " is at pos 2 (0,1,2), then cut it of there
-                               if ((token.charAt(0) != '"') && (token.charAt(2) == '"')) {
-                                       // UTF-8 writer characters found
-                                       token = token.substring(2);
-                               }
+                       num = null;
+                       bool = null;

 
 

-                               // Debug message
-                               this.getLogger().debug(MessageFormat.format("token={0}", token)); //NOI18N
+                       // Get next token
+                       String token = tokenizer.nextToken();

 
 

-                               // Verify token, it must have double-quotes on each side
-                               if ((!token.startsWith("\"")) || (!token.endsWith("\""))) { //NOI18N
-                                       // Something bad was read
-                                       throw new BadTokenException(token, count); //NOI18N
-                               }
+                       // If char " is at pos 2 (0,1,2), then cut it of there
+                       if ((token.charAt(0) != '"') && (token.charAt(2) == '"')) {
+                               // UTF-8 writer characters found
+                               token = token.substring(2);
+                       }

 
 

-                               // All fine, so remove it
-                               String strippedToken = token.substring(1, token.length() - 1);
+                       // Debug message
+                       this.getLogger().debug(MessageFormat.format("token={0}", token)); //NOI18N

 
 

-                               // Is the string's content "null"?
-                               if (strippedToken.equals("null")) { //NOI18N
-                                       // Debug message
-                                       this.getLogger().debug(MessageFormat.format("strippedToken={0} - NULL!", strippedToken)); //NOI18N
+                       // Verify token, it must have double-quotes on each side
+                       if ((!token.startsWith("\"")) || (!token.endsWith("\""))) { //NOI18N
+                               // Something bad was read
+                               throw new BadTokenException(token, count); //NOI18N
+                       }

 
 

-                                       // This needs to be set to null
-                                       strippedToken = null;
-                               }
+                       // All fine, so remove it
+                       String strippedToken = token.substring(1, token.length() - 1);

 
 

+                       // Is the string's content "null"?
+                       if (strippedToken.equals("null")) { //NOI18N

                                // Debug message
                                // Debug message

-                               this.getLogger().debug(MessageFormat.format("strippedToken={0}", strippedToken)); //NOI18N
+                               this.getLogger().debug(MessageFormat.format("strippedToken={0} - NULL!", strippedToken)); //NOI18N

 
 

-                               // Now, let's try a number check, if no null
-                               if (strippedToken != null) {
-                                       // Okay, no null, maybe the string bears a decimal number?
-                                       try {
-                                               num = Long.valueOf(strippedToken);
+                               // This needs to be set to null
+                               strippedToken = null;
+                       }

 
 

-                                               // Debug message
-                                               this.getLogger().debug(MessageFormat.format("strippedToken={0} - NUMBER!", strippedToken)); //NOI18N
-                                       } catch (final NumberFormatException ex) {
-                                               // No number, then set default
-                                               num = null;
-                                       }
-                               }
+                       // Debug message
+                       this.getLogger().debug(MessageFormat.format("strippedToken={0}", strippedToken)); //NOI18N

 
 

-                               // Now, let's try a boolean check, if no null
-                               if ((strippedToken != null) && (num == null) && ((strippedToken.equals("true")) || (strippedToken.equals("false")))) { //NOI18N
-                                       // Debug message
-                                       this.getLogger().debug(MessageFormat.format("strippedToken={0} - BOOLEAN!", strippedToken)); //NOI18N
+                       // Now, let's try a number check, if no null
+                       if (strippedToken != null) {
+                               // Okay, no null, maybe the string bears a decimal number?
+                               try {
+                                       num = Long.valueOf(strippedToken);

 
 

-                                       // parseBoolean() is relaxed, so no exceptions
-                                       bool = Boolean.valueOf(strippedToken);
+                                       // Debug message
+                                       this.getLogger().debug(MessageFormat.format("strippedToken={0} - NUMBER!", strippedToken)); //NOI18N
+                               } catch (final NumberFormatException ex) {
+                                       // No number, then set default
+                                       num = null;

                                }
                                }

+                       }

 
 

+                       // Now, let's try a boolean check, if no null
+                       if ((strippedToken != null) && (num == null) && ((strippedToken.equals("true")) || (strippedToken.equals("false")))) { //NOI18N

                                // Debug message
                                // Debug message

-                               this.getLogger().debug(MessageFormat.format("strippedToken={0},num={1},bool={2}", strippedToken, num, bool)); //NOI18N
+                               this.getLogger().debug(MessageFormat.format("strippedToken={0} - BOOLEAN!", strippedToken)); //NOI18N

 
 

-                               // Now, let's try a gender check, if no null
-                               if ((strippedToken != null) && (num == null) && (bool == null) && ((strippedToken.equals("M")) || (strippedToken.equals("F")) || (strippedToken.equals("C")))) { //NOI18N
-                                       // Get first character
-                                       gender = Gender.fromChar(strippedToken.charAt(0));
+                               // parseBoolean() is relaxed, so no exceptions
+                               bool = Boolean.valueOf(strippedToken);
+                       }

 
 

-                                       // Debug message
-                                       this.getLogger().debug(MessageFormat.format("strippedToken={0},gender={1}", strippedToken, gender)); //NOI18N
+                       // Debug message
+                       this.getLogger().debug(MessageFormat.format("strippedToken={0},num={1},bool={2}", strippedToken, num, bool)); //NOI18N

 
 

-                                       // This instance must be there
-                                       assert (gender instanceof Gender) : "gender is not set by Gender.fromChar(" + strippedToken + ")"; //NOI18N
-                               }
+                       // Now, let's try a gender check, if no null
+                       if ((strippedToken != null) && (num == null) && (bool == null) && ((strippedToken.equals("M")) || (strippedToken.equals("F")) || (strippedToken.equals("C")))) { //NOI18N
+                               // Get first character
+                               gender = Gender.fromChar(strippedToken.charAt(0));

 
 

-                               // Now it depends on the counter which position we need to check
-                               switch (count) {
-                                       case 0: // isOwnContact
-                                               assert ((bool instanceof Boolean));
+                               // Debug message
+                               this.getLogger().debug(MessageFormat.format("strippedToken={0},gender={1}", strippedToken, gender)); //NOI18N

 
 

-                                               // Debug message
-                                               this.getLogger().debug(MessageFormat.format("bool={0}", bool)); //NOI18N
+                               // This instance must be there
+                               assert (gender instanceof Gender) : MessageFormat.format("gender is not set by Gender.fromChar({0})", strippedToken); //NOI18N
+                       }

 
 

-                                               // Is it own contact?
-                                               if (true == bool) {
-                                                       // Debug message
-                                                       this.getLogger().debug("Creating UserContact object ..."); //NOI18N
+                       // Now it depends on the counter which position we need to check
+                       switch (count) {
+                               case 0: // isOwnContact
+                                       assert ((bool instanceof Boolean));

 
 

-                                                       // Own entry
-                                                       contact = new UserContact();
-                                               } else {
-                                                       // Debug message
-                                                       this.getLogger().debug("Creating BookContact object ..."); //NOI18N
+                                       // Debug message
+                                       this.getLogger().debug(MessageFormat.format("bool={0}", bool)); //NOI18N

 
 

-                                                       // Other contact
-                                                       contact = new BookContact();
-                                               }
-                                               break;
+                                       // Is it own contact?
+                                       if (true == bool) {
+                                               // Debug message
+                                               this.getLogger().debug("Creating UserContact object ..."); //NOI18N

 
 

-                                       case 1: // Gender
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                               // Own entry
+                                               contact = new UserContact();
+                                       } else {
+                                               // Debug message
+                                               this.getLogger().debug("Creating BookContact object ..."); //NOI18N
+
+                                               // Other contact
+                                               contact = new BookContact();
+                                       }
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateNameData(gender, null, null, null);
-                                               break;
+                               case 1: // Gender
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N

 
 

-                                       case 2: // Surname
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
-                                               assert (gender instanceof Gender) : "gender instance is not set"; //NOI18N
+                                       // Update data
+                                       contact.updateNameData(gender, null, null, null);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateNameData(gender, strippedToken, null, null);
-                                               break;
+                               case 2: // Surname
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       assert (gender instanceof Gender) : "gender instance is not set"; //NOI18N

 
 

-                                       case 3: // Family name
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
-                                               assert (gender instanceof Gender) : "gender instance is not set"; //NOI18N
+                                       // Update data
+                                       contact.updateNameData(gender, strippedToken, null, null);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateNameData(gender, null, strippedToken, null);
-                                               break;
+                               case 3: // Family name
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       assert (gender instanceof Gender) : "gender instance is not set"; //NOI18N

 
 

-                                       case 4: // Company name
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
-                                               assert (gender instanceof Gender) : "gender instance is not set"; //NOI18N
+                                       // Update data
+                                       contact.updateNameData(gender, null, strippedToken, null);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateNameData(gender, null, null, strippedToken);
-                                               break;
+                               case 4: // Company name
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       assert (gender instanceof Gender) : "gender instance is not set"; //NOI18N

 
 

-                                       case 5: // Street number
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       // Update data
+                                       contact.updateNameData(gender, null, null, strippedToken);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateAddressData(strippedToken, 0, null, null);
-                                               break;
+                               case 5: // Street number
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N

 
 

-                                       case 6: // ZIP code
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       // Update data
+                                       contact.updateAddressData(strippedToken, 0, null, null);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateAddressData(null, num, null, null);
-                                               break;
+                               case 6: // ZIP code
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N

 
 

-                                       case 7: // City name
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       // Update data
+                                       contact.updateAddressData(null, num, null, null);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateAddressData(null, 0, strippedToken, null);
-                                               break;
+                               case 7: // City name
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N

 
 

-                                       case 8: // Country code
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       // Update data
+                                       contact.updateAddressData(null, 0, strippedToken, null);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateAddressData(null, 0, null, strippedToken);
-                                               break;
+                               case 8: // Country code
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N

 
 

-                                       case 9: // Phone number
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       // Update data
+                                       contact.updateAddressData(null, 0, null, strippedToken);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateOtherData(strippedToken, null, null, null, null, null);
-                                               break;
+                               case 9: // Phone number
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N

 
 

-                                       case 10: // Fax number
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       // Update data
+                                       contact.updateOtherData(strippedToken, null, null, null, null, null);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateOtherData(null, strippedToken, null, null, null, null);
-                                               break;
+                               case 10: // Fax number
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N

 
 

-                                       case 11: // Cellphone number
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       // Update data
+                                       contact.updateOtherData(null, strippedToken, null, null, null, null);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateOtherData(null, null, strippedToken, null, null, null);
-                                               break;
+                               case 11: // Cellphone number
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N

 
 

-                                       case 12: // Email address
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       // Update data
+                                       contact.updateOtherData(null, null, strippedToken, null, null, null);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateOtherData(null, null, null, strippedToken, null, null);
-                                               break;
+                               case 12: // Email address
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N

 
 

-                                       case 13: // Birthday
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       // Update data
+                                       contact.updateOtherData(null, null, null, strippedToken, null, null);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateOtherData(null, null, null, null, strippedToken, null);
-                                               break;
+                               case 13: // Birthday
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N

 
 

-                                       case 14: // Birthday
-                                               assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N
+                                       // Update data
+                                       contact.updateOtherData(null, null, null, null, strippedToken, null);
+                                       break;

 
 

-                                               // Update data
-                                               contact.updateOtherData(null, null, null, null, null, strippedToken);
-                                               break;
+                               case 14: // Birthday
+                                       assert (contact instanceof Contact) : "First token was not boolean"; //NOI18N

 
 

-                                       default: // New data entry
-                                               this.getLogger().warn(MessageFormat.format("Will not handle unknown data {0} at index {1}", strippedToken, count)); //NOI18N
-                                               break;
-                               }
+                                       // Update data
+                                       contact.updateOtherData(null, null, null, null, null, strippedToken);
+                                       break;

 
 

-                               // Increment counter for next round
-                               count++;
+                               default: // New data entry
+                                       this.getLogger().warn(MessageFormat.format("Will not handle unknown data {0} at index {1}", strippedToken, count)); //NOI18N
+                                       break;

                        }
 
                        }
 

+                       // Increment counter for next round
+                       count++;
+               }
+
+               // Trace message
+               this.getLogger().trace(MessageFormat.format("contact={0} - EXIT!", contact)); //NOI18N
+
+               // Return finished instance
+               return contact;
+       }
+
+       /**
+        * Reads the database file, if available, and adds all read lines into the
+        * list.
+        *
+        * @return A list with Contact instances
+        * @deprecated Is to much "contacts" specific
+        */
+       @Deprecated
+       private List<Contact> readContactList () throws BadTokenException {
+               this.getLogger().trace("CALLED!"); //NOI18N
+
+               // First rewind
+               this.rewind();
+
+               // Get file size and divide it by 140 (possible average length of one line)
+               int lines = Math.round(this.length() / 140 + 0.5f);
+
+               // Debug message
+               this.getLogger().debug(MessageFormat.format("lines={0}", lines)); //NOI18N
+
+               // Instance list
+               // @TODO The maximum length could be guessed from file size?
+               List<Contact> list = new ArrayList<>(lines);
+
+               // Init variables
+               String line;
+               Contact contact = null;
+
+               // Read all lines
+               while (!this.isEndOfFile()) {
+                       // Then read a line
+                       line = this.readLine();
+
+                       // Parse line
+                       contact = this.parseLineToContact(line);
+

                        // The contact instance should be there now
                        // The contact instance should be there now

-                       assert (contact instanceof Contact) : "contact is not set: " + contact; //NOI18N
+                       assert (contact instanceof Contact) : MessageFormat.format("contact is not set: {0}", contact); //NOI18N

 
                        // Add contact
                        this.addContactToList(contact, list);
 
                        // Add contact
                        this.addContactToList(contact, list);

diff --git a/Addressbook/src/org/mxchange/addressbook/database/backend/mysql/MySqlDatabaseBackend.java b/Addressbook/src/org/mxchange/addressbook/database/backend/mysql/MySqlDatabaseBackend.java
index 89e4c0dadb7fcc87a3329cd9318a900b697cf84d..8845521e70a841683192e809fc6a2ab327ccad56 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/database/backend/mysql/MySqlDatabaseBackend.java
+++ b/Addressbook/src/org/mxchange/addressbook/database/backend/mysql/MySqlDatabaseBackend.java
@@ -89,6 +89,7 @@ public class MySqlDatabaseBackend extends BaseDatabaseBackend implements Databas
        }
 
        @Override
        }
 
        @Override

+       @Deprecated

        public Iterator<Contact> contactIterator () throws BadTokenException {
                throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
        }
        public Iterator<Contact> contactIterator () throws BadTokenException {
                throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
        }


@@ -107,10 +108,32 @@ public class MySqlDatabaseBackend extends BaseDatabaseBackend implements Databas
        }
 
        @Override
        }
 
        @Override

-       public long length () {
+       public int getTotalCount () {
+               throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+       }
+
+       /**
+        * Checks whether at least one row is found with given boolean value.
+        *
+        * @param columnName Column to check for boolean value
+        * @param bool Boolean value to check
+        * @return Whether boolean value is found and returns at least one row
+        */
+       @Override
+       public boolean isRowFound (final String columnName, final boolean bool) {
+               // Is at least one entry found?
+               if (this.getTotalCount() == 0) {
+                       // No entry found at all
+                       return false;
+               }

                throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
        }
 
                throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
        }
 

+       @Override
+       public long length () {
+               throw new UnsupportedOperationException("Not implemented for this backend."); //NOI18N
+       }
+

        @Override
        public void rewind () {
                throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
        @Override
        public void rewind () {
                throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.

diff --git a/Addressbook/src/org/mxchange/addressbook/database/contact/ContactDatabaseConstants.java b/Addressbook/src/org/mxchange/addressbook/database/contact/ContactDatabaseConstants.java
new file mode 100644 (file)
index 0000000..f42a164
--- /dev/null
+++ b/Addressbook/src/org/mxchange/addressbook/database/contact/ContactDatabaseConstants.java
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2015 Roland Haeder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.addressbook.database.contact;
+
+/**
+ * A placeholder for some data
+ *
+ * @author Roland Haeder
+ */
+public final class ContactDatabaseConstants {
+       /**
+        * Column own_contact
+        */
+       public static final String COLUMN_NAME_OWN_CONTACT = "own_contact"; //NOI18N
+
+       /**
+        * No instances are allowed as this class only holds static attributes
+        */
+       private ContactDatabaseConstants () {
+       }
+}

diff --git a/Addressbook/src/org/mxchange/addressbook/database/frontend/BaseDatabaseFrontend.java b/Addressbook/src/org/mxchange/addressbook/database/frontend/BaseDatabaseFrontend.java
index fb7818f8fb43bfc387f610c074da5977e4bfa4da..3873ef619ba856ff5ada99874c382af8af0d1601 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/database/frontend/BaseDatabaseFrontend.java
+++ b/Addressbook/src/org/mxchange/addressbook/database/frontend/BaseDatabaseFrontend.java
@@ -81,11 +81,11 @@ public class BaseDatabaseFrontend extends BaseFrameworkSystem {
                                case "mysql": // MySQL backend, this requires more information //NOI18N
                                        this.backend = new MySqlDatabaseBackend(this.getTableName());
                                        break;
                                case "mysql": // MySQL backend, this requires more information //NOI18N
                                        this.backend = new MySqlDatabaseBackend(this.getTableName());
                                        break;

-                                       
+

                                case "base64csv": // BASE64-encoded CSV rows //NOI18N
                                        this.backend = new Base64CsvDatabaseBackend(this.getTableName());
                                        break;
                                case "base64csv": // BASE64-encoded CSV rows //NOI18N
                                        this.backend = new Base64CsvDatabaseBackend(this.getTableName());
                                        break;

-                                       
+

                                default: // Unsupported
                                        throw new UnsupportedDatabaseBackendException(backendType);
                        }
                                default: // Unsupported
                                        throw new UnsupportedDatabaseBackendException(backendType);
                        }

diff --git a/Addressbook/src/org/mxchange/addressbook/database/frontend/contact/ContactDatabaseFrontend.java b/Addressbook/src/org/mxchange/addressbook/database/frontend/contact/ContactDatabaseFrontend.java
index d02d73974ec90206f0747e5dc6235715d6a68dfa..2f4edd07e09a575c97e8748c48f85c111f96db9c 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/database/frontend/contact/ContactDatabaseFrontend.java
+++ b/Addressbook/src/org/mxchange/addressbook/database/frontend/contact/ContactDatabaseFrontend.java
@@ -20,11 +20,12 @@ import java.io.IOException;
 import java.sql.SQLException;
 import java.text.MessageFormat;
 import java.util.Iterator;
 import java.sql.SQLException;
 import java.text.MessageFormat;
 import java.util.Iterator;

-import java.util.List;

 import org.mxchange.addressbook.contact.Contact;
 import org.mxchange.addressbook.contact.Contact;

+import org.mxchange.addressbook.database.contact.ContactDatabaseConstants;

 import org.mxchange.addressbook.database.frontend.BaseDatabaseFrontend;
 import org.mxchange.addressbook.database.storage.Storeable;
 import org.mxchange.addressbook.exceptions.BadTokenException;
 import org.mxchange.addressbook.database.frontend.BaseDatabaseFrontend;
 import org.mxchange.addressbook.database.storage.Storeable;
 import org.mxchange.addressbook.exceptions.BadTokenException;

+import org.mxchange.addressbook.exceptions.ContactAlreadyAddedException;

 import org.mxchange.addressbook.exceptions.UnsupportedDatabaseBackendException;
 import org.mxchange.addressbook.manager.contact.ContactManager;
 
 import org.mxchange.addressbook.exceptions.UnsupportedDatabaseBackendException;
 import org.mxchange.addressbook.manager.contact.ContactManager;
 


@@ -38,7 +39,7 @@ public class ContactDatabaseFrontend extends BaseDatabaseFrontend implements Con
        /**
         * Constructor which accepts a contact manager
         *
        /**
         * Constructor which accepts a contact manager
         *

-        * @param manager
+        * @param manager Manager instance

         */
        public ContactDatabaseFrontend (final ContactManager manager) {
                // Call own constructor
         */
        public ContactDatabaseFrontend (final ContactManager manager) {
                // Call own constructor


@@ -61,8 +62,6 @@ public class ContactDatabaseFrontend extends BaseDatabaseFrontend implements Con
         * Basic constrcutor
         */
        protected ContactDatabaseFrontend () {
         * Basic constrcutor
         */
        protected ContactDatabaseFrontend () {

-               super();
-

                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 
                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 


@@ -82,86 +81,136 @@ public class ContactDatabaseFrontend extends BaseDatabaseFrontend implements Con
        }
 
        /**
        }
 
        /**

-        * Shuts down the database layer
+        * Adds given contact instance to database
+        *
+        * @param contact Contact instance
+        * @throws org.mxchange.addressbook.exceptions.ContactAlreadyAddedException If the contact instance is already found

         */
        @Override
         */
        @Override

-       public void doShutdown () {
+       public void addContact (final Contact contact) throws ContactAlreadyAddedException {

                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 
                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 

-               // Shutdown backend
-               this.getBackend().doShutdown();
+               // Make sure the contact is set
+               if (contact == null) {
+                       // Abort here
+                       throw new NullPointerException("contact is null"); //NOI18N
+               }
+
+               try {
+                       // First check if the contact is there
+                       if (this.isContactFound(contact)) {
+                               // Already there
+                               throw new ContactAlreadyAddedException(contact);
+                       }
+
+                       // Then add it
+                       this.getBackend().store((Storeable) contact);
+               } catch (final IOException ex) {
+                       // Abort here
+                       this.abortProgramWithException(ex);
+               } catch (final BadTokenException ex) {
+                       // Abort here
+                       this.abortProgramWithException(ex);
+               }

 
                // Trace message
 
                // Trace message

-               this.getLogger().trace("EXIT!"); //NOI18N
+               this.getLogger().trace("CALLED!"); //NOI18N

        }
 
        /**
        }
 
        /**

-        * Flushes all contact entries to database
+        * Shuts down the database layer

         */
        @Override
         */
        @Override

-       public void flushAllContacts () {
+       public void doShutdown () {

                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 
                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 

-               // Get full list
-               List<Contact> contacts = this.getContactManager().getList();
-
-               // Get iterator
-               Iterator<Contact> iterator = contacts.iterator();
-
-               // Rewind backend
-               this.getBackend().rewind();
-
-               // Get all entries
-               while (iterator.hasNext()) {
-                       // Get next entry
-                       Contact contact = iterator.next();
-
-                       try {
-                               // Store this entry
-                               this.getBackend().store((Storeable) contact);
-                       } catch (final IOException ex) {
-                               // Should not happen?
-                               this.abortProgramWithException(ex);
-                       }
-               }
+               // Shutdown backend
+               this.getBackend().doShutdown();

 
                // Trace message
                this.getLogger().trace("EXIT!"); //NOI18N
        }
 
        /**
 
                // Trace message
                this.getLogger().trace("EXIT!"); //NOI18N
        }
 
        /**

-        * Reads all contacts from database backend and handles them over to the
-        * contact manager
+        * Some "getter" for total contact count
+        *
+        * @return Total contact count

         */
        @Override
         */
        @Override

-       public void readAllContacts () {
+       public int getContactsCount () {
+               // And deligate to backend
+               return this.getBackend().getTotalCount(); //NOI18N
+       }
+
+       /**
+        * Some "getter" for own contact instance
+        *
+        * @return Own contact instance
+        */
+       @Override
+       public Contact getOwnContact () {

                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 
                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 

-               // First rewind to beginning
-               this.getBackend().rewind();
+               throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+       }

 
 

-               // Get backend iterator
-               Iterator<Contact> iterator = null;
-               try {
-                       iterator = this.getBackend().contactIterator();
-               } catch (final BadTokenException ex) {
-                       // Abort program
-                       this.abortProgramWithException(ex);
+       /**
+        * Checks if given Contact is found
+        * 
+        * @param contact Contact instance to check
+        * @return Whether the given Contact instance is found
+        */
+       @Override
+       public boolean isContactFound (final Contact contact) throws BadTokenException {
+               // Trace message
+               this.getLogger().trace(MessageFormat.format("contact={0} - CALLED!", contact)); //NOI18N
+
+               // contact should not be null
+               if (contact == null) {
+                       // Abort here
+                       throw new NullPointerException("contact is null"); //NOI18N

                }
 
                }
 

-               // Read all entries
-               while ((iterator instanceof Iterator) && (iterator.hasNext())) {
-                       // Get next entry
-                       Contact contact = iterator.next();
+               // Default is not found
+               boolean isFound = false;
+
+               // Start iteration
+               Iterator<Contact> iterator = this.getBackend().contactIterator();
+
+               // Check all entries
+               while (iterator.hasNext()) {
+                       // Get next element
+                       Contact c = iterator.next();
+
+                       // Debug message
+                       this.getLogger().debug(MessageFormat.format("c={0},contact={1}", c, contact)); //NOI18N

 
 

-                       // Add contact instance to manager
-                       this.getContactManager().addContact(contact);
+                       // Is it added?
+                       if (c.equals(contact)) {
+                               // Is found
+                               isFound = true;
+                               break;
+                       }

                }
 
                // Trace message
                }
 
                // Trace message

-               this.getLogger().trace("EXIT!"); //NOI18N
+               this.getLogger().trace(MessageFormat.format("isFound={0} - EXIT!", isFound)); //NOI18N
+
+               // Return it
+               return isFound;
+       }
+
+       /**
+        * Checks whether own contact is found in database
+        *
+        * @return Whether own contact is found
+        */
+       @Override
+       public boolean isOwnContactFound () {
+               // Deligate this call to backend
+               return this.getBackend().isRowFound(ContactDatabaseConstants.COLUMN_NAME_OWN_CONTACT, true);

        }
 }
        }
 }

diff --git a/Addressbook/src/org/mxchange/addressbook/database/frontend/contact/ContactWrapper.java b/Addressbook/src/org/mxchange/addressbook/database/frontend/contact/ContactWrapper.java
index 86538a6fcbeb45fbbacc586512163910b524446b..fdf0cf30f2ec5faa2f9d7c9e4b95d19fb7c0f611 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/database/frontend/contact/ContactWrapper.java
+++ b/Addressbook/src/org/mxchange/addressbook/database/frontend/contact/ContactWrapper.java
@@ -16,7 +16,10 @@
  */
 package org.mxchange.addressbook.database.frontend.contact;
 
  */
 package org.mxchange.addressbook.database.frontend.contact;
 

+import org.mxchange.addressbook.contact.Contact;

 import org.mxchange.addressbook.database.frontend.DatabaseWrapper;
 import org.mxchange.addressbook.database.frontend.DatabaseWrapper;

+import org.mxchange.addressbook.exceptions.BadTokenException;
+import org.mxchange.addressbook.exceptions.ContactAlreadyAddedException;

 
 /**
  *
 
 /**
  *


@@ -24,19 +27,46 @@ import org.mxchange.addressbook.database.frontend.DatabaseWrapper;
  */
 public interface ContactWrapper extends DatabaseWrapper {
 
  */
 public interface ContactWrapper extends DatabaseWrapper {
 

+       /**
+        * Adds given contact instance to database
+        *
+        * @param contact Contact instance to add
+        * @throws org.mxchange.addressbook.exceptions.ContactAlreadyAddedException If the contact is already added
+        */
+       public void addContact (final Contact contact) throws ContactAlreadyAddedException;
+

        /**
         * Shuts down the database layer
         */
        public void doShutdown ();
 
        /**
        /**
         * Shuts down the database layer
         */
        public void doShutdown ();
 
        /**

-        * Flushes all contact entries to database
+        * Some "getter" for total contacts count
+        *
+        * @return Total contacts count
+        */
+       public int getContactsCount ();
+
+       /**
+        * Checks if given Contact is found
+        * 
+        * @param contact Contact instance to check
+        * @return Whether the given Contact instance is found
+        * @throws org.mxchange.addressbook.exceptions.BadTokenException Continued throw
+        */
+       public boolean isContactFound (final Contact contact) throws BadTokenException;
+
+       /**
+        * Some "getter" for own contact instance
+        *
+        * @return Own contact instance

         */
         */

-       public void flushAllContacts ();
+       public Contact getOwnContact ();

 
        /**
 
        /**

-        * Reads all contacts from database backend and handles them over to the
-        * contact manager
+        * Checks whether own contact is found
+        * 
+        * @return Whether own contact is found

         */
         */

-       public void readAllContacts ();
+       public boolean isOwnContactFound ();

 }
 }

diff --git a/Addressbook/src/org/mxchange/addressbook/exceptions/ContactAlreadyAddedException.java b/Addressbook/src/org/mxchange/addressbook/exceptions/ContactAlreadyAddedException.java
new file mode 100644 (file)
index 0000000..1bfcf18
--- /dev/null
+++ b/Addressbook/src/org/mxchange/addressbook/exceptions/ContactAlreadyAddedException.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2015 Roland Haeder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.addressbook.exceptions;
+
+import java.text.MessageFormat;
+import org.mxchange.addressbook.contact.Contact;
+
+/**
+ * Thrown if the given Contact instance is already added
+ * 
+ * @author Roland Haeder
+ */
+public class ContactAlreadyAddedException extends Exception {
+
+       /**
+        * Constructor with a Contact instance
+        *
+        * @param contact Contact that is already added
+        */
+       public ContactAlreadyAddedException (final Contact contact) {
+               super(MessageFormat.format("Contact with gender={0}, surname={1} and familyName={2} already added.", contact.getGender(), contact.getSurname(), contact.getFamilyName()));
+       }
+
+       /**
+        * Default constructor, may be used if no contact instance is available
+        */
+       public ContactAlreadyAddedException () {
+               super("Contact already added");
+       }
+       
+}

diff --git a/Addressbook/src/org/mxchange/addressbook/manager/BaseManager.java b/Addressbook/src/org/mxchange/addressbook/manager/BaseManager.java
index 8be7407a60015d0ef7e58643c508ddd9dc3a2174..41af226734e6b6a9eb8d9f32683c956976b56044 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/manager/BaseManager.java
+++ b/Addressbook/src/org/mxchange/addressbook/manager/BaseManager.java
@@ -31,7 +31,5 @@ public class BaseManager extends BaseFrameworkSystem implements Manageable {
         * No instances can be created of this class
         */
        protected BaseManager () {
         * No instances can be created of this class
         */
        protected BaseManager () {

-               // Call any other super constructors
-               super();

        }
 }
        }
 }

diff --git a/Addressbook/src/org/mxchange/addressbook/manager/application/ApplicationManager.java b/Addressbook/src/org/mxchange/addressbook/manager/application/ApplicationManager.java
index f27cfb3e874c3325c3ec7b72ee11a257666be4be..9a74efb01633fee009601a5dd894f37731b598f6 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/manager/application/ApplicationManager.java
+++ b/Addressbook/src/org/mxchange/addressbook/manager/application/ApplicationManager.java
@@ -51,8 +51,6 @@ public class ApplicationManager extends BaseManager implements ManageableApplica
         * @param application An instance of an Application class
         */
        private ApplicationManager (final Application application) {
         * @param application An instance of an Application class
         */
        private ApplicationManager (final Application application) {

-               super();
-

                // Application instance must be set
                if (application == null) {
                        // Abort here
                // Application instance must be set
                if (application == null) {
                        // Abort here

diff --git a/Addressbook/src/org/mxchange/addressbook/manager/contact/ContactManager.java b/Addressbook/src/org/mxchange/addressbook/manager/contact/ContactManager.java
index 128aeebbd5c0d26f9eb39576d1e0b8b450519d1b..93ed1189b5f1f94236d659544c06be9913c753bf 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/manager/contact/ContactManager.java
+++ b/Addressbook/src/org/mxchange/addressbook/manager/contact/ContactManager.java
@@ -18,7 +18,6 @@ package org.mxchange.addressbook.manager.contact;
 
 import java.text.MessageFormat;
 import java.util.ArrayList;
 
 import java.text.MessageFormat;
 import java.util.ArrayList;

-import java.util.Collections;

 import java.util.Iterator;
 import java.util.List;
 import org.mxchange.addressbook.client.Client;
 import java.util.Iterator;
 import java.util.List;
 import org.mxchange.addressbook.client.Client;


@@ -26,6 +25,8 @@ import org.mxchange.addressbook.contact.Contact;
 import org.mxchange.addressbook.contact.Gender;
 import org.mxchange.addressbook.database.frontend.contact.ContactDatabaseFrontend;
 import org.mxchange.addressbook.database.frontend.contact.ContactWrapper;
 import org.mxchange.addressbook.contact.Gender;
 import org.mxchange.addressbook.database.frontend.contact.ContactDatabaseFrontend;
 import org.mxchange.addressbook.database.frontend.contact.ContactWrapper;

+import org.mxchange.addressbook.exceptions.BadTokenException;
+import org.mxchange.addressbook.exceptions.ContactAlreadyAddedException;

 import org.mxchange.addressbook.exceptions.UnhandledUserChoiceException;
 import org.mxchange.addressbook.manager.BaseManager;
 
 import org.mxchange.addressbook.exceptions.UnhandledUserChoiceException;
 import org.mxchange.addressbook.manager.BaseManager;
 


@@ -48,30 +49,18 @@ public class ContactManager extends BaseManager implements ManageableContact {
         */
        private final ContactWrapper contactDatabase;
 
         */
        private final ContactWrapper contactDatabase;
 

-       /**
-        * A list of all contacts
-        */
-       private final List<Contact> contacts;
-

        /**
         * Constructor which accepts maxContacts for maximum (initial) contacts and
         * a client instance.
         *
        /**
         * Constructor which accepts maxContacts for maximum (initial) contacts and
         * a client instance.
         *

-        * @param maxContacts Maximum allowed contacts

         * @param client Client instance to use
         */
         * @param client Client instance to use
         */

-       public ContactManager (final int maxContacts, final Client client) {
-               // Always call super constructor first
-               super();
-
+       public ContactManager (final Client client) {

                // Trace message
                // Trace message

-               this.getLogger().trace(MessageFormat.format("maxContacts={0},client={1} - CALLED!", maxContacts, client)); //NOI18N
+               this.getLogger().trace(MessageFormat.format("client={1} - CALLED!", client)); //NOI18N

 
                // Make sure all parameters are set correctly
 
                // Make sure all parameters are set correctly

-               if (maxContacts <= 0) {
-                       // Must not be zero or smaller
-                       throw new IllegalArgumentException(MessageFormat.format("maxContacts is below or zero: {0}", maxContacts)); //NOI18N
-               } else if (client == null) {
+               if (client == null) {

                        // Abort here
                        throw new NullPointerException("client is null"); //NOI18N
                }
                        // Abort here
                        throw new NullPointerException("client is null"); //NOI18N
                }


@@ -79,9 +68,6 @@ public class ContactManager extends BaseManager implements ManageableContact {
                // Set client instance
                this.setClient(client);
 
                // Set client instance
                this.setClient(client);
 

-               // Init contacts
-               this.contacts = new ArrayList<>(maxContacts);
-

                // Init database connection
                this.contactDatabase = new ContactDatabaseFrontend(this);
 
                // Init database connection
                this.contactDatabase = new ContactDatabaseFrontend(this);
 


@@ -91,9 +77,6 @@ public class ContactManager extends BaseManager implements ManageableContact {
                // And fill it
                this.fillColumnNamesFromBundle();
 
                // And fill it
                this.fillColumnNamesFromBundle();
 

-               // Read all entries
-               this.contactDatabase.readAllContacts();
-

                // Debug message
                //* NOISY-DEBUG: */ this.getLogger().debug("client=" + client);
        }
                // Debug message
                //* NOISY-DEBUG: */ this.getLogger().debug("client=" + client);
        }


@@ -104,9 +87,7 @@ public class ContactManager extends BaseManager implements ManageableContact {
         * @param contact Contact instance to add
         */
        @Override
         * @param contact Contact instance to add
         */
        @Override

-       public void addContact (final Contact contact) {
-               assert (this.contacts instanceof List) : "this.contacts is not initialized"; //NOI18N
-
+       public void addContact (final Contact contact)  throws ContactAlreadyAddedException {

                // Trace message
                this.getLogger().trace(MessageFormat.format("contact={0} - CALLED!", contact)); //NOI18N
 
                // Trace message
                this.getLogger().trace(MessageFormat.format("contact={0} - CALLED!", contact)); //NOI18N
 


@@ -117,7 +98,7 @@ public class ContactManager extends BaseManager implements ManageableContact {
                }
 
                // Add it
                }
 
                // Add it

-               this.contacts.add(contact);
+               this.getContactDatabase().addContact(contact);

 
                // Trace message
                this.getLogger().trace("EXIT!"); //NOI18N
 
                // Trace message
                this.getLogger().trace("EXIT!"); //NOI18N


@@ -159,9 +140,6 @@ public class ContactManager extends BaseManager implements ManageableContact {
                        throw new UnsupportedOperationException("Changing contact entries not finished."); //NOI18N
                }
 
                        throw new UnsupportedOperationException("Changing contact entries not finished."); //NOI18N
                }
 

-               // Flush whole list
-               this.flush();
-

                // Trace message
                this.getLogger().trace("EXIT!"); //NOI18N
        }
                // Trace message
                this.getLogger().trace("EXIT!"); //NOI18N
        }


@@ -194,8 +172,6 @@ public class ContactManager extends BaseManager implements ManageableContact {
                        throw new UnsupportedOperationException("Changing contact entries not finished."); //NOI18N
                }
 
                        throw new UnsupportedOperationException("Changing contact entries not finished."); //NOI18N
                }
 

-               // Flush whole list
-               this.flush();

                // Trace message
                this.getLogger().trace("EXIT!"); //NOI18N
        }
                // Trace message
                this.getLogger().trace("EXIT!"); //NOI18N
        }


@@ -237,9 +213,6 @@ public class ContactManager extends BaseManager implements ManageableContact {
                        throw new UnsupportedOperationException("Changing contact entries not finished."); //NOI18N
                }
 
                        throw new UnsupportedOperationException("Changing contact entries not finished."); //NOI18N
                }
 

-               // Flush whole list
-               this.flush();
-

                // Trace message
                this.getLogger().trace("EXIT!"); //NOI18N
        }
                // Trace message
                this.getLogger().trace("EXIT!"); //NOI18N
        }


@@ -296,10 +269,16 @@ public class ContactManager extends BaseManager implements ManageableContact {
         * Asks user for own data
         */
        @Override
         * Asks user for own data
         */
        @Override

-       public void doEnterOwnData () {
+       public void doEnterOwnData () throws ContactAlreadyAddedException {

                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 
                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 

+               // Is own contact already added?
+               if (this.isOwnContactAdded()) {
+                       // Don't continue here
+                       throw new ContactAlreadyAddedException();
+               }
+

                // Deligate this call to the client
                Contact contact = this.getClient().doEnterOwnData();
 
                // Deligate this call to the client
                Contact contact = this.getClient().doEnterOwnData();
 


@@ -528,17 +507,6 @@ public class ContactManager extends BaseManager implements ManageableContact {
                return this.columnNames.get(columnIndex);
        }
 
                return this.columnNames.get(columnIndex);
        }
 

-       /**
-        * Getter for whole contact list
-        *
-        * @return List of all contacts
-        */
-       @Override
-       public List<Contact> getList () {
-               assert (this.contacts instanceof List) : "this.contacts is not initialized"; //NOI18N
-               return Collections.unmodifiableList(this.contacts);
-       }
-

        /**
         * Checks whether own contact is already added by checking all entries for
         * isOwnContact flag
        /**
         * Checks whether own contact is already added by checking all entries for
         * isOwnContact flag


@@ -550,31 +518,8 @@ public class ContactManager extends BaseManager implements ManageableContact {
                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 
                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 

-               assert (this.contacts instanceof List) : "this.contacts is not initialized"; //NOI18N
-
-               // Default is not added
-               boolean isAdded = false;
-
-               // Now get it back from address book, first get an iterator
-               Iterator<Contact> iterator = this.contacts.iterator();
-
-               // Check entries
-               while (iterator.hasNext()) {
-                       // Get next entry
-                       Contact contact = iterator.next();
-
-                       // Is it valid?
-                       if (contact instanceof Contact) {
-                               // Get flag
-                               isAdded = contact.isOwnContact();
-
-                               // Is this own contact?
-                               if (isAdded) {
-                                       // Then abort loop
-                                       break;
-                               }
-                       }
-               }
+               // Deligate this call to frontend
+               boolean isAdded = this.getContactDatabase().isOwnContactFound();

 
                // Trace message
                this.getLogger().trace(MessageFormat.format("isAdded={0} : EXIT!", isAdded)); //NOI18N
 
                // Trace message
                this.getLogger().trace(MessageFormat.format("isAdded={0} : EXIT!", isAdded)); //NOI18N


@@ -594,35 +539,36 @@ public class ContactManager extends BaseManager implements ManageableContact {
                // Trace message
                this.getLogger().trace(MessageFormat.format("contact={0} CALLED!", contact)); //NOI18N
 
                // Trace message
                this.getLogger().trace(MessageFormat.format("contact={0} CALLED!", contact)); //NOI18N
 

-               // Contact must not be null
-               if (contact == null) {
-                       // Abort here
-                       throw new NullPointerException("contact is null"); //NOI18N
-               }
-

                // Sanity check
                if (contact == null) {
                        // Abort here
                        throw new NullPointerException("contact is null"); //NOI18N
                }
 
                // Sanity check
                if (contact == null) {
                        // Abort here
                        throw new NullPointerException("contact is null"); //NOI18N
                }
 

-               // Check if contact is found
-               if (this.isContactAlreadyAdded(contact)) {
-                       // Contact already added
-                       // @todo Do something here
-               } else if ((contact.isOwnContact()) && (this.isOwnContactAdded())) {
-                       // Own contact already added
-                       // @todo Do something
-               }
-

                // Debug message
                /* NOISY-DEBUG: */ this.getLogger().debug(MessageFormat.format("Adding '{0}' '{1}' at pos '{2}' ...", contact.getSurname(), contact.getFamilyName(), this.size())); //NOI18N
                // Debug message
                /* NOISY-DEBUG: */ this.getLogger().debug(MessageFormat.format("Adding '{0}' '{1}' at pos '{2}' ...", contact.getSurname(), contact.getFamilyName(), this.size())); //NOI18N

+               try {
+                       // Check if contact is found
+                       if (this.getContactDatabase().isContactFound(contact)) {
+                               // Contact already added
+                               // @todo Do something here
+                       } else if ((contact.isOwnContact()) && (this.isOwnContactAdded())) {
+                               // Own contact already added
+                               // @todo Do something
+                       }

 
 

-               // Add contact to internal list
-               this.addContact(contact);
+                       // Add contact to internal list
+                       this.addContact(contact);
+               } catch (final ContactAlreadyAddedException ex) {
+                       // Abort here
+                       this.abortProgramWithException(ex);
+               } catch (final BadTokenException ex) {
+                       // Abort here
+                       this.abortProgramWithException(ex);
+               }

 
 

-               // Flush whole list
-               this.flush();
+               // Trace message
+               this.getLogger().trace("EXIT!"); //NOI18N

        }
 
        /**
        }
 
        /**


@@ -632,8 +578,7 @@ public class ContactManager extends BaseManager implements ManageableContact {
         */
        @Override
        public final int size () {
         */
        @Override
        public final int size () {

-               assert (this.contacts instanceof List) : "this.contacts is not initialized"; //NOI18N
-               return this.contacts.size();
+               return this.getContactDatabase().getContactsCount();

        }
 
        /**
        }
 
        /**


@@ -667,20 +612,6 @@ public class ContactManager extends BaseManager implements ManageableContact {
                this.getLogger().trace(MessageFormat.format("getColumnCount()={0}: EXIT!", this.getColumnCount())); //NOI18N
        }
 
                this.getLogger().trace(MessageFormat.format("getColumnCount()={0}: EXIT!", this.getColumnCount())); //NOI18N
        }
 

-       /**
-        * Flushes all entries by calling database backend
-        */
-       private void flush () {
-               // Trace message
-               this.getLogger().trace("CALLED!"); //NOI18N
-
-               // Flusgh all
-               this.getContactDatabase().flushAllContacts();
-
-               // Trace message
-               this.getLogger().trace("EXIT!"); //NOI18N
-       }
-

        /**
         * A ContactWrapper instance
         *
        /**
         * A ContactWrapper instance
         *


@@ -696,30 +627,11 @@ public class ContactManager extends BaseManager implements ManageableContact {
         * @return Contact instance or null
         */
        private Contact getOwnContact () {
         * @return Contact instance or null
         */
        private Contact getOwnContact () {

-               assert (this.contacts instanceof List) : "this.contacts is not initialized"; //NOI18N
-

                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 
                // Trace message
                this.getLogger().trace("CALLED!"); //NOI18N
 

-               // Now get it back from address book, first get an iterator
-               Iterator<Contact> iterator = this.contacts.iterator();
-
-               // Init instance
-               Contact contact = null;
-
-               // Search all contact
-               while (iterator.hasNext()) {
-                       // Get next instance
-                       Contact next = iterator.next();
-
-                       // Is this own contact?
-                       if (next.isOwnContact()) {
-                               // Found it
-                               contact = next;
-                               break;
-
-                       }
-               }
+               // Deligate this call to database frontend
+               Contact contact = this.getContactDatabase().getOwnContact();

 
                // Trace message
                this.getLogger().trace(MessageFormat.format("contact={0} - EXIT!", contact)); //NOI18N
 
                // Trace message
                this.getLogger().trace(MessageFormat.format("contact={0} - EXIT!", contact)); //NOI18N


@@ -727,52 +639,4 @@ public class ContactManager extends BaseManager implements ManageableContact {
                // Return instance or null
                return contact;
        }
                // Return instance or null
                return contact;
        }

-
-       /**
-        * Checks whether given contact was found in "address book"
-        *
-        * @param checkContact Contact to be checked
-        * @return TRUE if found, FALSE if not found
-        */
-       private boolean isContactAlreadyAdded (final Contact checkContact) throws NullPointerException {
-               assert (this.contacts instanceof List) : "this.contacts is not initialized"; //NOI18N
-
-               // Trace message
-               this.getLogger().trace(MessageFormat.format("checkContact={0} - CALLED!", checkContact)); //NOI18N
-
-               // Contact instance must not be null
-               if (checkContact == null) {
-                       // Abort here
-                       throw new NullPointerException("checkContact is null");
-               }
-
-               // Default is not found
-               boolean isFound = false;
-
-               // Debug message
-               //* NOISY-DEBUG: */ this.getLogger().debug("Checking '" +  this.contacts.length + "' entries...");
-               // Now get it back from address book, first get an iterator
-               Iterator<Contact> iterator = this.contacts.iterator();
-
-               // Check entries
-               while (iterator.hasNext()) {
-                       // Get next entry
-                       Contact contact = iterator.next();
-
-                       // Debug message
-                       //* NOISY-DEBUG: */ this.getLogger().debug("contact=" + contact + ",checkContent=" + checkContact);
-                       // Is it valid?
-                       if ((contact instanceof Contact) && ((contact.equals(checkContact)))) {
-                               // Found matching entry
-                               isFound = true;
-                               break;
-                       }
-               }
-
-               // Trace message
-               this.getLogger().trace(MessageFormat.format("isFound={0} - EXIT!", isFound)); //NOI18N
-
-               // Return result
-               return isFound;
-       }

 }
 }

diff --git a/Addressbook/src/org/mxchange/addressbook/manager/contact/ManageableContact.java b/Addressbook/src/org/mxchange/addressbook/manager/contact/ManageableContact.java
index 6c4ff93d4ebface32e0e22fbc5b2d636bcc068ab..8343ffa4b4e444834adb104672a05487aac5aae0 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/manager/contact/ManageableContact.java
+++ b/Addressbook/src/org/mxchange/addressbook/manager/contact/ManageableContact.java
@@ -16,9 +16,9 @@
  */
 package org.mxchange.addressbook.manager.contact;
 
  */
 package org.mxchange.addressbook.manager.contact;
 

-import java.util.List;

 import org.mxchange.addressbook.contact.Contact;
 import org.mxchange.addressbook.contact.Gender;
 import org.mxchange.addressbook.contact.Contact;
 import org.mxchange.addressbook.contact.Gender;

+import org.mxchange.addressbook.exceptions.ContactAlreadyAddedException;

 import org.mxchange.addressbook.manager.Manageable;
 
 /**
 import org.mxchange.addressbook.manager.Manageable;
 
 /**


@@ -155,8 +155,9 @@ public interface ManageableContact extends Manageable {
         * Adds given Contact instance to list
         *
         * @param contact Contact instance to add
         * Adds given Contact instance to list
         *
         * @param contact Contact instance to add

+        * @throws org.mxchange.addressbook.exceptions.ContactAlreadyAddedException If the contact is already added

         */
         */

-       public void addContact (final Contact contact);
+       public void addContact (final Contact contact) throws ContactAlreadyAddedException;

 
        /**
         * Let the user add a new other address
 
        /**
         * Let the user add a new other address


@@ -203,15 +204,9 @@ public interface ManageableContact extends Manageable {
 
        /**
         * Asks user for own data
 
        /**
         * Asks user for own data

+        * @throws org.mxchange.addressbook.exceptions.ContactAlreadyAddedException If own contact is already added

         */
         */

-       public void doEnterOwnData ();
-
-       /**
-        * Getter for whole list
-        *
-        * @return List of all contacts
-        */
-       public List<Contact> getList ();
+       public void doEnterOwnData () throws ContactAlreadyAddedException;

 
        /**
         * Searches address book for a contact
 
        /**
         * Searches address book for a contact

diff --git a/Addressbook/src/org/mxchange/addressbook/menu/BaseMenu.java b/Addressbook/src/org/mxchange/addressbook/menu/BaseMenu.java
index de12ad4fdc5a4d2e500bee2e2ce2c81eef6493b7..5d1785d264aa70e199134d1ac31d81618b0d26f8 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/menu/BaseMenu.java
+++ b/Addressbook/src/org/mxchange/addressbook/menu/BaseMenu.java
@@ -39,7 +39,6 @@ public class BaseMenu extends BaseFrameworkSystem {
         * No instance from this object
         */
        protected BaseMenu () {
         * No instance from this object
         */
        protected BaseMenu () {

-               super();

        }
 
        /**
        }
 
        /**

diff --git a/Addressbook/src/org/mxchange/addressbook/model/contact/ContactTableModel.java b/Addressbook/src/org/mxchange/addressbook/model/contact/ContactTableModel.java
index 30307c69ef4142d68893ff5cf9135a8df978d863..c9ad5bd67d288c76df05cff585f580c4a7bd9201 100644 (file)
--- a/Addressbook/src/org/mxchange/addressbook/model/contact/ContactTableModel.java
+++ b/Addressbook/src/org/mxchange/addressbook/model/contact/ContactTableModel.java
@@ -34,9 +34,6 @@ public class ContactTableModel extends BaseModel implements TableModel {
         * @param client Client instance
         */
        public ContactTableModel (final Client client) {
         * @param client Client instance
         */
        public ContactTableModel (final Client client) {

-               // Parent super constructor
-               super();
-

                // Trace message
                this.getLogger().trace(MessageFormat.format("client={1} - CALLED!", client)); //NOI18N
 
                // Trace message
                this.getLogger().trace(MessageFormat.format("client={1} - CALLED!", client)); //NOI18N