src/org/mxchange/addressbook/client/console/ConsoleClient.java

   1 /*
   2  * Copyright (C) 2015 Roland Haeder
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.mxchange.addressbook.client.console;
  18
  19 import java.io.IOException;
  20 import java.lang.reflect.InvocationTargetException;
  21 import java.sql.SQLException;
  22 import java.text.MessageFormat;
  23 import java.util.Arrays;
  24 import java.util.Scanner;
  25 import org.mxchange.addressbook.application.AddressbookApplication;
  26 import org.mxchange.addressbook.client.AddressbookClient;
  27 import org.mxchange.addressbook.client.BaseAddressbookClient;
  28 import org.mxchange.addressbook.exceptions.ContactAlreadyAddedException;
  29 import org.mxchange.addressbook.manager.contact.ManageableContactAddressbook;
  30 import org.mxchange.addressbook.menu.Menu;
  31 import org.mxchange.addressbook.menu.MenuTools;
  32 import org.mxchange.addressbook.menu.console.ConsoleMenu;
  33 import org.mxchange.addressbook.menu.item.SelectableMenuItem;
  34 import org.mxchange.addressbook.menu.item.console.ConsoleMenuItem;
  35 import org.mxchange.addressbook.model.contact.user.UserContact;
  36 import org.mxchange.jcore.application.Application;
  37 import org.mxchange.jcore.exceptions.UnhandledUserChoiceException;
  38 import org.mxchange.jcore.model.contact.Contact;
  39 import org.mxchange.jcore.model.contact.gender.Gender;
  40 import org.mxchange.jcore.model.contact.gender.GenderUtils;
  41
  42 /**
  43  * A client for the console
  44  *
  45  * @author Roland Haeder
  46  */
  47 public class ConsoleClient extends BaseAddressbookClient implements AddressbookClient {
  48
  49         /**
  50          * Scanner instance for reading data from console input
  51          */
  52         private final Scanner scanner;
  53
  54         /**
  55          * Parameterless constructor
  56          *
  57          * @param application An instance of an Application class
  58          */
  59         public ConsoleClient (final Application application) {
  60                 // Trace message
  61                 this.getLogger().trace(MessageFormat.format("application={0} - CALLED!", application)); //NOI18N
  62
  63                 // Set application instance
  64                 this.setApplication(application);
  65
  66                 // Init scanner instance
  67                 this.scanner = new Scanner(System.in, "UTF-8"); //NOI18N
  68
  69                 // Trace message
  70                 this.getLogger().trace("EXIT!"); //NOI18N
  71         }
  72
  73         /**
  74          * Displays a textual address "box" of given contact
  75          *
  76          * @param contact Contact to show address for
  77          */
  78         @Override
  79         public void displayAddressBox (final Contact contact) {
  80                 // Trace message
  81                 this.getLogger().trace(MessageFormat.format("contact={0} - CALLED!", contact)); //NOI18N
  82
  83                 // Is it null?
  84                 if (null == contact) {
  85                         // Abort here
  86                         throw new NullPointerException("contact is null"); //NOI18N
  87                 }
  88
  89                 // Simple display ...
  90                 this.outputMessage(MessageFormat.format("Strasse, PLZ Ort, Land: {0}\n{1} {2}\n{3}", contact.getStreet(), contact.getZipCode(), contact.getCity(), contact.getCountryCode()));
  91
  92                 // Trace message
  93                 this.getLogger().trace("EXIT!"); //NOI18N
  94         }
  95
  96         /**
  97          * Displays a textual name "box" of given contact
  98          *
  99          * @param contact Contact to show name for
 100          */
 101         @Override
 102         public void displayNameBox (final Contact contact) {
 103                 // Trace message
 104                 this.getLogger().trace(MessageFormat.format("contact={0} - CALLED!", contact)); //NOI18N
 105
 106                 // Is it null?
 107                 if (null == contact) {
 108                         // Abort here
 109                         throw new NullPointerException("contact is null"); //NOI18N
 110                 }
 111
 112                 // Get translated gender as the user may want to see "Mr.", "Mrs."
 113                 String gender = GenderUtils.getTranslatedGender(contact);
 114
 115                 // Get company name
 116                 String companyName = contact.getCompanyName();
 117
 118                 // If it is empty/null, then assume private contact
 119                 if ((null == companyName) || (companyName.isEmpty())) {
 120                         // Now put all together: gender, surname, family name
 121                         // TODO Use mask
 122                         this.outputMessage(MessageFormat.format("Anrede, Vorname, Name: {0} {1} {2}", gender, contact.getFirstName(), contact.getFamilyName()));
 123                 } else {
 124                         // Company contact
 125                         this.outputMessage(MessageFormat.format("Firma: {0}\nAnsprechpartner: {1} {2} {3}", companyName, gender, contact.getFirstName(), contact.getFamilyName()));
 126                 }
 127
 128                 // Trace message
 129                 this.getLogger().trace("EXIT!"); //NOI18N
 130         }
 131
 132         /**
 133          * Displays a textual other data "box" of given contact
 134          *
 135          * @param contact Contact to show other data for
 136          */
 137         @Override
 138         public void displayOtherDataBox (final Contact contact) {
 139                 // Trace message
 140                 this.getLogger().trace(MessageFormat.format("contact={0} - CALLED!", contact)); //NOI18N
 141
 142                 // Is it null?
 143                 if (null == contact) {
 144                         // Abort here
 145                         throw new NullPointerException("contact is null"); //NOI18N
 146                 }
 147
 148                 // Cellphone and such ...
 149                 this.outputMessage(MessageFormat.format("Telefonnumer: {0}\nFaxnummer: {1}\nHandy: {2}\nKommentar:\n{3}", contact.getPhoneNumber(), contact.getFaxNumber(), contact.getCellphoneNumber(), contact.getComment()));
 150
 151                 // Trace message
 152                 this.getLogger().trace("EXIT!"); //NOI18N
 153         }
 154
 155         @Override
 156         public void doChangeOwnAddressData (final Contact contact) {
 157                 // Trace message
 158                 this.getLogger().trace(MessageFormat.format("contact={0} - CALLED!", contact)); //NOI18N
 159
 160                 // Is it null?
 161                 if (null == contact) {
 162                         // Abort here
 163                         throw new NullPointerException("contact is null"); //NOI18N
 164                 }
 165
 166                 // Make sure it is own contact
 167                 if (!contact.isOwnContact()) {
 168                         // Not own contact
 169                         throw new IllegalArgumentException("Contact is not own data."); //NOI18N
 170                 }
 171
 172                 // Get manager and cast it
 173                 ManageableContactAddressbook manager = (ManageableContactAddressbook) this.getManager();
 174
 175                 // Own street and number
 176                 String streetNumber = manager.enterOwnStreet();
 177
 178                 // Get zip code
 179                 Long zipCode = (long) manager.enterOwnZipCode();
 180
 181                 // Get city name
 182                 String city = manager.enterOwnCity();
 183
 184                 // Get country code
 185                 String countryCode = manager.enterOwnCountryCode();
 186
 187                 // Update address data
 188                 contact.setStreet(streetNumber);
 189                 contact.setZipCode(zipCode);
 190                 contact.setCity(city);
 191                 contact.setCountryCode(countryCode);
 192
 193                 // Trace message
 194                 this.getLogger().trace("EXIT!"); //NOI18N
 195         }
 196
 197         @Override
 198         public void doChangeOwnNameData (final Contact contact) {
 199                 // Trace message
 200                 this.getLogger().trace(MessageFormat.format("contact={0} - CALLED!", contact)); //NOI18N
 201
 202                 // Is it null?
 203                 if (null == contact) {
 204                         // Abort here
 205                         throw new NullPointerException("contact is null"); //NOI18N
 206                 }
 207
 208                 // Make sure it is own contact
 209                 if (!contact.isOwnContact()) {
 210                         // Not own contact
 211                         throw new IllegalArgumentException("Contact is not own data."); //NOI18N
 212                 }
 213
 214                 // Get manager and cast it
 215                 ManageableContactAddressbook manager = (ManageableContactAddressbook) this.getManager();
 216
 217                 // Gender:
 218                 Gender gender = manager.enterOwnGender();
 219
 220                 // Surname
 221                 String firstName = manager.enterOwnFirstName();
 222
 223                 // Family name
 224                 String familyName = manager.enterOwnFamilyName();
 225
 226                 // And company
 227                 String companyName = manager.enterOwnCompanyName();
 228
 229                 // Update contact instance
 230                 contact.setGender(gender);
 231                 contact.setFirstName(firstName);
 232                 contact.setFamilyName(familyName);
 233                 contact.setCompanyName(companyName);
 234
 235                 // Trace message
 236                 this.getLogger().trace("EXIT!"); //NOI18N
 237         }
 238
 239         @Override
 240         public void doChangeOwnOtherData (final Contact contact) {
 241                 // Trace message
 242                 this.getLogger().trace(MessageFormat.format("contact={0} - CALLED!", contact)); //NOI18N
 243
 244                 // Is it null?
 245                 if (null == contact) {
 246                         // Abort here
 247                         throw new NullPointerException("contact is null"); //NOI18N
 248                 }
 249
 250                 // Make sure it is own contact
 251                 if (!contact.isOwnContact()) {
 252                         // Not own contact
 253                         throw new IllegalArgumentException("Contact is not own data."); //NOI18N
 254                 }
 255
 256                 // Get manager and cast it
 257                 ManageableContactAddressbook manager = (ManageableContactAddressbook) this.getManager();
 258
 259                 // Phone number
 260                 String phoneNumber = manager.enterOwnPhoneNumber();
 261
 262                 // Phone number
 263                 String cellphonePhoneNumber = manager.enterOwnCellNumber();
 264
 265                 // Fax number
 266                 String faxNumber = manager.enterOwnFaxNumber();
 267
 268                 // Email address
 269                 String email = manager.enterOwnEmailAddress();
 270
 271                 // Comment
 272                 String comment = manager.enterOwnComment();
 273
 274                 // Update contact instance
 275                 contact.setPhoneNumber(phoneNumber);
 276                 contact.setCellphoneNumber(cellphonePhoneNumber);
 277                 contact.setFaxNumber(faxNumber);
 278                 contact.setEmailAddress(email);
 279                 contact.setComment(comment);
 280
 281                 // Trace message
 282                 this.getLogger().trace("EXIT!"); //NOI18N
 283         }
 284
 285         @Override
 286         public Contact doEnterOwnData () {
 287                 // Trace message
 288                 this.getLogger().trace("CALLED!"); //NOI18N
 289
 290                 // Get manager and cast it
 291                 ManageableContactAddressbook manager = (ManageableContactAddressbook) this.getManager();
 292
 293                 // First ask for gender
 294                 Gender gender = manager.enterOwnGender();
 295
 296                 // 2nd for surname
 297                 String surname = manager.enterOwnFirstName();
 298
 299                 // And 3rd for family name
 300                 String familyName = manager.enterOwnFamilyName();
 301
 302                 // Company name ...
 303                 String companyName = manager.enterOwnCompanyName();
 304
 305                 // Construct UserContact instance
 306                 Contact contact = new UserContact(gender, surname, familyName, companyName);
 307
 308                 // Trace message
 309                 this.getLogger().trace(MessageFormat.format("contact={0} - EXIT!", contact)); //NOI18N
 310
 311                 // And return object
 312                 return contact;
 313         }
 314
 315         /**
 316          * Shutdown this client
 317          */
 318         @Override
 319         public void doShutdown () throws SQLException, IOException {
 320                 // Trace message
 321                 this.getLogger().trace("CALLED!"); //NOI18N
 322
 323                 // Parent call
 324                 super.doShutdown();
 325
 326                 // TODO Add other shutdown stuff
 327
 328                 // Trace message
 329                 this.getLogger().trace("EXIT!"); //NOI18N
 330         }
 331
 332         @Override
 333         public void doUserMenuChoice () throws UnhandledUserChoiceException {
 334                 // Trace message
 335                 this.getLogger().trace("CALLED!"); //NOI18N
 336
 337                 // Get all access keys from menu
 338                 char[] accessKeys = MenuTools.getAccessKeysFromMenuMap(this.getMenus(), this.getCurrentMenu());
 339
 340                 // Output textural message and ask for a char as input
 341                 char choice = this.enterChar(accessKeys, "Bitte Auswahl eingeben (0=Programm beenden): ");
 342
 343                 // Get manager and cast it
 344                 ManageableContactAddressbook manager = (ManageableContactAddressbook) this.getManager();
 345
 346                 // Try it!
 347                 try {
 348                         // TODO Rewrite this ugly switch() block
 349                         switch (choice) {
 350                                 case '1':
 351                                         try {
 352                                                 // Enter/add own data
 353                                                 manager.doEnterOwnData();
 354                                         } catch (final ContactAlreadyAddedException ex) {
 355                                                 // Already added
 356                                                 this.outputMessage("Sie haben bereits Ihre eigenen Daten eingegeben.");
 357                                         }
 358                                         break;
 359
 360                                 case '2': // Change own data
 361                                         manager.doChangeOwnData();
 362                                         break;
 363
 364                                 case '3': // Add new addess
 365                                         manager.doAddOtherAddress();
 366                                         break;
 367
 368                                 case '4': // List contacts
 369                                         manager.doListContacts();
 370                                         break;
 371
 372                                 case '5': // Search addresses
 373                                         manager.doSearchContacts();
 374                                         break;
 375
 376                                 case '6': // Change other addess
 377                                         manager.doChangeOtherAddress();
 378                                         break;
 379
 380                                 case '7': // Delete other address
 381                                         manager.doDeleteOtherAddress();
 382                                         break;
 383
 384                         case '0':
 385                                 try {
 386                                         // Program exit
 387                                         this.getApplication().doShutdown();
 388                                 } catch (final SQLException | IOException ex) {
 389                                         this.abortProgramWithException(ex);
 390                                 }
 391                                 break;
 392
 393                                 default:
 394                                         // TODO throw own exception
 395                                         throw new UnhandledUserChoiceException(MessageFormat.format("Choice '{0}' not handled yet.", choice)); //NOI18N
 396                         }
 397                 } catch (final IOException | SQLException | NoSuchMethodException | IllegalAccessException | InvocationTargetException ex) {
 398                         // Something bad happened
 399                         this.abortProgramWithException(ex);
 400                 }
 401
 402                 // Trace message
 403                 this.getLogger().trace("EXIT!"); //NOI18N
 404         }
 405
 406         /**
 407          * Asks the the user to enter a single character which must match validChars
 408          *
 409          * @param       validChars Valid chars that are accepted
 410          * @param       message Message to user
 411          * @return      Allowed character
 412          */
 413         @Override
 414         public char enterChar (final char[] validChars, final String message) {
 415                 // Trace message
 416                 this.getLogger().trace(MessageFormat.format("validChars={0},message={1} - CALLED!", Arrays.toString(validChars), message)); //NOI18N
 417
 418                 // The validChars must not null be null and filled with at least one char
 419                 if (null == validChars) {
 420                         // Is null
 421                         throw new NullPointerException("validChars is null"); //NOI18N
 422                 } else if (validChars.length == 0) {
 423                         // Is not filled
 424                         throw new IllegalArgumentException("validChars is not filled."); //NOI18N
 425                 }
 426
 427                 char input = 0;
 428
 429                 // Sort array, else binarySearch() won't work
 430                 Arrays.sort(validChars);
 431
 432                 // Keep asking until valid char has been entered
 433                 while (Arrays.binarySearch(validChars, input) < 0) {
 434                         // Output message
 435                         System.out.print(message);
 436
 437                         // Read char
 438                         input = this.readChar();
 439                 }
 440
 441                 // Trace message
 442                 this.getLogger().trace(MessageFormat.format("input={0} - EXIT!", input)); //NOI18N
 443
 444                 // Return read char
 445                 return input;
 446         }
 447
 448         /**
 449          * Asks the user to enter his/her gender
 450          *
 451          * @param message Message to the user
 452          * @return Gender enum
 453          */
 454         @Override
 455         public Gender enterGender (final String message) {
 456                 // Trace message
 457                 this.getLogger().trace(MessageFormat.format("message={0} - CALLED!", message)); //NOI18N
 458
 459                 // Get valid chars
 460                 char[] validChars = Gender.validChars();
 461
 462                 // Debug message
 463                 //* NOISY-DEBUG: */ System.out.println(validChars);
 464                 // Call inner method
 465                 char gender = this.enterChar(validChars, message);
 466
 467                 // Now get a Gender instance back
 468                 Gender g = Gender.fromChar(gender);
 469
 470                 // g must not be null
 471                 assert(g instanceof Gender) : "g is not set."; //NOI18N
 472
 473                 // Trace message
 474                 this.getLogger().trace(MessageFormat.format("g={0} - EXIT!", g)); //NOI18N
 475
 476                 // Return it
 477                 return g;
 478         }
 479
 480         /**
 481          * Reads an integer (int) with a textural message from the user
 482          *
 483          * @param minimum Minimum allowed number
 484          * @param maximum Maximum allowed number
 485          * @param message Messager to display in console
 486          * @return
 487          */
 488         @Override
 489         public int enterInt (final int minimum, final int maximum, final String message) {
 490                 // Trace message
 491                 this.getLogger().trace(MessageFormat.format("minimum={0},maximum={1},message={2} - CALLED!", minimum, maximum, message)); //NOI18N
 492
 493                 // Minimum should not be below zero
 494                 assert (minimum >= 0);
 495                 assert (maximum > minimum);
 496
 497                 // Init input
 498                 int input = -1;
 499
 500                 while ((input < minimum) || (input > maximum)) {
 501                         // Output message
 502                         System.out.print(message);
 503
 504                         // Read integer from user
 505                         input = this.readInt();
 506                 }
 507
 508                 // Trace message
 509                 this.getLogger().trace(MessageFormat.format("input={0} - EXIT!", input)); //NOI18N
 510
 511                 // Return it
 512                 return input;
 513         }
 514
 515         /**
 516          * Reads a string of minimum and maximum length from the user
 517          *
 518          * @param minLength     Minimum length of the string to read
 519          * @param maxLength     Maximum length of the string to read
 520          * @param message       Message to user
 521          * @param allowEmpty Whether to allow empty string
 522          * @return Entered string by user or null for empty strings
 523          */
 524         @Override
 525         public String enterString (final int minLength, final int maxLength, final String message, final boolean allowEmpty) {
 526                 // Trace message
 527                 this.getLogger().trace(MessageFormat.format("minLength={0},maxLength={1},message={2}allowEmpty={3} - CALLED!", minLength, maxLength, message, allowEmpty)); //NOI18N
 528
 529                 // Check on length, e.g. country codes are excactly 2 chars long
 530                 assert (maxLength >= minLength);
 531
 532                 // Init input
 533                 String input = null;
 534
 535                 // Check if it is to short or to long
 536                 while (((null == input) || ((input.length() < minLength) && (!allowEmpty))) || ((input.length() > 0) && (input.length() < minLength) && (allowEmpty)) || ((input instanceof String) && (input.length() > maxLength))) {
 537                         // Output message
 538                         System.out.print(message);
 539
 540                         // Read line
 541                         input = this.readString();
 542                 }
 543
 544                 // Trace message
 545                 this.getLogger().trace(MessageFormat.format("input={0} - EXIT!", input)); //NOI18N
 546
 547                 // Return it
 548                 return input;
 549         }
 550
 551         /**
 552          * Returns a console menu item
 553          *
 554          * @param accessKey Key to access the menu
 555          * @param text Text to show to user
 556          * @return A SelectableMenuItem
 557          * TODO Make sure the access key is unique
 558          */
 559         @Override
 560         public SelectableMenuItem getMenuItem (final char accessKey, final String text) {
 561                 // Return a new console menu item
 562                 return new ConsoleMenuItem(accessKey, text);
 563         }
 564
 565         /**
 566          * Initializes this client
 567          */
 568         @Override
 569         public void init () {
 570                 // Trace message
 571                 this.getLogger().trace("CALLED!"); //NOI18N
 572
 573                 // Init contact manager here
 574                 try {
 575                         this.initContactManager();
 576                 } catch (final SQLException ex) {
 577                         // End here
 578                         this.abortProgramWithException(ex);
 579                 }
 580
 581                 // Fill menu map
 582                 this.fillMenuMap();
 583
 584                 // Trace message
 585                 this.getLogger().trace("EXIT!"); //NOI18N
 586         }
 587
 588         /**
 589          * Displays textural message to the user
 590          *
 591          * @param message
 592          */
 593         @Override
 594         public void outputMessage (final String message) {
 595                 System.out.println(message);
 596         }
 597
 598         /**
 599          * Shows textural menu on console
 600          */
 601         @Override
 602         public void showCurrentMenu () {
 603                 this.showMenu(this.getCurrentMenu());
 604         }
 605
 606         /**
 607          * Shows given menu entry to user
 608          *
 609          * @param item Menu entry
 610          */
 611         @Override
 612         public void showEntry (final SelectableMenuItem item) {
 613                 // Access key then text
 614                 this.outputMessage(MessageFormat.format("[{0}] {1}", item.getAccessKey(), item.getText()));
 615         }
 616
 617         /**
 618          * Shows a textural message to the user
 619          */
 620         @Override
 621         public void showWelcome () {
 622                 this.outputMessage(MessageFormat.format("Welcome to {0}", AddressbookApplication.printableTitle()));
 623                 this.outputMessage("");
 624                 this.outputMessage("Copyright(c) 2015 by Roland Haeder, this is free software");
 625
 626                 // Debug message
 627                 this.getLogger().debug("Intro shown to user"); //NOI18N
 628         }
 629
 630         @Override
 631         public void userChooseChangeContactData (final Contact contact) throws UnhandledUserChoiceException {
 632                 // Trace message
 633                 this.getLogger().trace(MessageFormat.format("contact={0} CALLED!", contact)); //NOI18N
 634
 635                 // Contact must not be null
 636                 if (null == contact) {
 637                         // Abort here
 638                         throw new NullPointerException("contact is null"); //NOI18N
 639                 }
 640
 641                 // Ask the user for editing [name], [a]ddress or [other] data
 642                 char choice = this.enterChar(new char[] {'n', 'a', 'o', 'x'}, "Welchen Daten möchten Sie ändern? (n=Namensdaten, a=Anschriftsdaten, o=Andere, x=Zurück zur Hauptauswahl) ");
 643
 644                 // Get manager and cast it
 645                 ManageableContactAddressbook manager = (ManageableContactAddressbook) this.getManager();
 646
 647                 // TODO Get rid of this ugly switch block, too
 648                 switch (choice) {
 649                         case 'n': // Name data
 650                                 manager.doChangeNameData(contact);
 651                                 break;
 652
 653                         case 'a': // Address data
 654                                 manager.doChangeAddressData(contact);
 655                                 break;
 656
 657                         case 'o': // Other data
 658                                 manager.doChangeOtherData(contact);
 659                                 break;
 660
 661                         case 'x': // Exit this menu
 662                                 // Ignored as it should go back
 663                                 break;
 664
 665                         default:
 666                                 // TODO throw own exception
 667                                 throw new UnhandledUserChoiceException(MessageFormat.format("Choice '{0}' not handled yet.", choice)); //NOI18N
 668                 }
 669
 670                 // Trace message
 671                 this.getLogger().trace("EXIT!"); //NOI18N
 672         }
 673
 674         /**
 675          * Reads one character
 676          *
 677          * @return A single character
 678          */
 679         private char readChar () {
 680                 // Read line
 681                 String input = this.readString();
 682
 683                 // Debug message
 684                 this.getLogger().debug(MessageFormat.format("input={0}", input)); //NOI18N
 685
 686                 // This must be only one character
 687                 if (input.length() != 1) {
 688                         // Return zero
 689                         return 0;
 690                 }
 691
 692                 // Get char from first (and only) position
 693                 return input.charAt(0);
 694         }
 695
 696         /**
 697          * Reads an integer (int) from user
 698          *
 699          * @return An integer number
 700          */
 701         private int readInt () {
 702                 // First read a string
 703                 String input = this.readString();
 704
 705                 // Debug message
 706                 this.getLogger().debug(MessageFormat.format("input={0}", input)); //NOI18N
 707
 708                 // Init number with invalid value
 709                 int num = -1;
 710
 711                 // Parse number, this can be risky
 712                 try {
 713                         num = Integer.parseInt(input);
 714                 } catch (final NumberFormatException e) {
 715                         this.outputMessage("Bitte geben Sie nur Zahlen ein!");
 716                         this.getLogger().warn(MessageFormat.format("No numbers-only entered. input={0},message={1}", input, e.getMessage())); //NOI18N
 717                 }
 718
 719                 // Trace message
 720                 this.getLogger().trace(MessageFormat.format("num={0} - EXIT!", num)); //NOI18N
 721
 722                 // Return read number
 723                 return num;
 724         }
 725
 726         /**
 727          * Reads a string from a scanner until RETURN is pressed
 728          *
 729          * @return Read string from scanner
 730          */
 731         private String readString () {
 732                 return this.scanner.nextLine();
 733         }
 734
 735         /**
 736          * Fills menu map with menu entries
 737          */
 738         @Override
 739         protected final void fillMenuMap () {
 740                 // Trace message
 741                 this.getLogger().trace("CALLED!"); //NOI18N
 742
 743                 // Initialize first (main) menu
 744                 Menu menu = new ConsoleMenu("main", this); //NOI18N
 745
 746                 // Add it
 747                 this.getMenus().put("main", menu); //NOI18N
 748
 749                 // Trace message
 750                 this.getLogger().trace("EXIT!"); //NOI18N
 751         }
 752 }