/*
- * Copyright (C) 2015 Roland Haeder
+ * Copyright (C) 2016 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
*/
package org.mxchange.addressbook.model.addressbook;
+import java.text.MessageFormat;
+import java.util.ArrayList;
+import java.util.LinkedList;
import java.util.List;
-import javax.ejb.EJB;
import javax.ejb.Stateless;
+import javax.persistence.NoResultException;
import javax.persistence.Query;
+import org.mxchange.addressbook.exceptions.AddressbookNameAlreadyUsedException;
+import org.mxchange.addressbook.exceptions.AddressbookNotFoundException;
+import org.mxchange.addressbook.model.addressbook.entry.AddressbookEntry;
+import org.mxchange.addressbook.model.addressbook.shared.ShareableAddressbook;
import org.mxchange.jcoreee.database.BaseDatabaseBean;
-import org.mxchange.jusercore.model.login.UserLoginSessionBeanRemote;
import org.mxchange.jusercore.model.user.User;
/**
* A stateless bean handling addressbooks
* <p>
- * @author Roland Haeder
+ * @author Roland Haeder<roland@mxchange.org>
*/
-@Stateless (name = "addressbook", mappedName = "ejb/stateless-addressbook", description = "A stateless bean for handling addressbooks")
+@Stateless (name = "addressbook", mappedName = "ejb/stateless-addressbook-adr", description = "A stateless bean for handling Addressbook addressbooks")
public class AddressbookSessionBean extends BaseDatabaseBean implements AddressbookSessionBeanRemote {
/**
*/
private static final long serialVersionUID = 129_857_871_287_691L;
- /**
- * Login bean
- */
- @EJB(mappedName = "ejb/stateless-login")
- private UserLoginSessionBeanRemote loginBean;
+ @Override
+ @SuppressWarnings ("unchecked")
+ public List<AddressbookEntry> allEntries (final Addressbook addressbook) {
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("allEntries: addressbook={0} - CALLED!", addressbook)); //NOI18N
+
+ // Validate parameter
+ if (null == addressbook) {
+ // Throw NPE
+ throw new NullPointerException("addressbook is null");
+ } else if (addressbook.getAddressbookId() == null) {
+ // Throw NPE again
+ throw new NullPointerException("addressbook.addressbookId is null");
+ } else if (addressbook.getAddressbookId() < 1) {
+ // Invalid id number
+ throw new IllegalArgumentException(MessageFormat.format("addressbook.addressbookId={0} is invalid.", addressbook.getAddressbookId()));
+ } else if (addressbook.getAddressbookUser() == null) {
+ // Throw again NPE
+ throw new NullPointerException("addressbook.addressbookUser is null");
+ } else if (addressbook.getAddressbookUser().getUserId() == null) {
+ // Throw again NPE
+ throw new NullPointerException("addressbook.addressbookUser.userId is null");
+ } else if (addressbook.getAddressbookUser().getUserId() < 1) {
+ // Invalid id number again
+ throw new IllegalArgumentException(MessageFormat.format("addressbook.addressbookUser.userId={0} is invalid", addressbook.getAddressbookUser().getUserId()));
+ }
+
+ // Generate query
+ Query query = this.getEntityManager().createNamedQuery("SearchUsersAddressbookEntries", List.class); //NOI18N
+
+ // Set parameters
+ query.setParameter("addressbook", addressbook); //NOI18N
+ query.setParameter("owner", addressbook.getAddressbookUser()); //NOI18N
+
+ // Return it
+ return query.getResultList();
+ }
+
+ @Override
+ @SuppressWarnings ("unchecked")
+ public List<User> allUsersNotSharing (final User user, final Addressbook addressbook) {
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("allUsersNotSharing: user={0},addressbook={1} - CALLED!", user, addressbook)); //NOI18N
+
+ // Test parameter
+ if (null == user) {
+ // Throw NPE
+ throw new NullPointerException("user is null"); //NOI18N
+ } else if (user.getUserId() == null) {
+ // Throw NPE again
+ throw new NullPointerException("user.userId is null"); //NOI18N
+ } else if (user.getUserId() < 1) {
+ // Invalid id
+ throw new IllegalArgumentException(MessageFormat.format("user.userId={0} is invalid", user.getUserId())); //NOI18N
+ } else if (null == addressbook) {
+ // Again NPE
+ throw new NullPointerException("addressbook is null"); //NOI18N
+ } else if (addressbook.getAddressbookId() == null) {
+ // Again NPE
+ throw new NullPointerException("addressbook.addressbookId is null"); //NOI18N
+ } else if (addressbook.getAddressbookId() < 1) {
+ // Invalid id
+ throw new IllegalArgumentException(MessageFormat.format("addressbook.getAddressbookId={0} is invalid", addressbook.getAddressbookId())); //NOI18N
+ }
+
+ // Get named query for a user list without given user
+ Query allUsersExceptQuery = this.getEntityManager().createNamedQuery("SearchAllUsersExcept", List.class); //NOI18N
+
+ // Set parameter
+ allUsersExceptQuery.setParameter("user", user); //NOI18N
+
+ // Get full list
+ List<User> allUsersExcept = allUsersExceptQuery.getResultList();
+
+ // Debug message
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("allUsersNotSharing: allUsersExcept.size()={0}", allUsersExcept.size())); //NOI18N
+
+ // Now get all shares this user has created
+ Query allSharesQuery = this.getEntityManager().createNamedQuery("SearchUserSharedAddressbooks", List.class); //NOI18N
+
+ // Set parameter
+ allSharesQuery.setParameter("user", user); //NOI18N
+
+ // Get full list again
+ List<ShareableAddressbook> allShares = allSharesQuery.getResultList();
+
+ // Debug message
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("allUsersNotSharing: allShares.size()={0}", allShares.size())); //NOI18N
+
+ // List for users aharing with given
+ List<User> sharingUsers = new ArrayList<>(allShares.size());
+
+ // Check all entries
+ for (final ShareableAddressbook share : allShares) {
+ // Debug message
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("allUsersNotSharing: share.shareUserSharee={0}", share.getShareUserSharee())); //NOI18N
+
+ // Add it
+ sharingUsers.add(share.getShareUserSharee());
+ }
+
+ // Debug message
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("allUsersNotSharing: sharingUsers.size()={0}", sharingUsers.size())); //NOI18N
+
+ // Init final user list
+ List<User> userList = new LinkedList<>();
+
+ // Walk through all users
+ for (final User foundUser : allUsersExcept) {
+ // Debug message
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("allUsersNotSharing: foundUser={0}", foundUser)); //NOI18N
+
+ // Does the list contain it ?
+ if (!sharingUsers.contains(foundUser)) {
+ // Found one to add
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("allUsersNotSharing: foundUser={0} - ADDING!", foundUser)); //NOI18N
+
+ // Add it
+ userList.add(foundUser);
+ }
+ }
+
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("allUsersNotSharing: userList.size()={0} - EXIT!", userList.size())); //NOI18N
+
+ // Return it
+ return userList;
+ }
+
+ @Override
+ @SuppressWarnings ("unchecked")
+ public Integer countAllUserSharedAddressbooks (final User user) {
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("countAllUserSharedAddressbooks: user={0} - CALLED!", user)); //NOI18N
+
+ // user should be valid
+ if (null == user) {
+ // Throw NPE
+ throw new NullPointerException("user is null"); //NOI18N
+ } else if (user.getUserId() == null) {
+ // Throw NPE again
+ throw new NullPointerException("user.userId is null"); //NOI18N
+ } else if (user.getUserId() < 1) {
+ // Invalid id
+ throw new IllegalArgumentException(MessageFormat.format("user.userId={0} is invalid", user.getUserId())); //NOI18N
+ }
+
+ // Get named query
+ Query query = this.getEntityManager().createNamedQuery("SearchUserSharedAddressbooks", List.class); //NOI18N
+
+ // Set parameter
+ query.setParameter("user", user); //NOI18N
+
+ // Default is zero
+ Integer count = 0;
+
+ // Try it
+ try {
+ // Get whole list
+ List<ShareableAddressbook> dummy = query.getResultList();
+
+ // Set size
+ count = dummy.size();
+ } catch (final NoResultException ex) {
+ // Need to catch this, so log it
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("countAllUserSharedAddressbooks: getResultList() failed: {0}", ex)); //NOI18N
+ }
+
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("countAllUserSharedAddressbooks: count={0} - EXIT!", count)); //NOI18N
+
+ // Return count
+ return count;
+ }
+
+ @Override
+ public Addressbook createAddressbook (final Addressbook addressbook) throws AddressbookNameAlreadyUsedException {
+ // Is it not null?
+ if (null == addressbook) {
+ // Abort here
+ throw new NullPointerException("addressbook is null"); //NOI18N
+ } else if (addressbook.getAddressbookUser() == null) {
+ // User instance is null
+ throw new NullPointerException("addressbook.user should not be null."); //NOI18N
+ } else if (addressbook.getAddressbookName() == null) {
+ // Address book name not set
+ throw new NullPointerException("addressbook.addressbookName should not be null"); //NOI18N
+ } else if (addressbook.getAddressbookName().isEmpty()) {
+ // Address book name not set
+ throw new IllegalArgumentException("addressbook.addressbookName should not be empty"); //NOI18N
+ } else if (this.isAddressbookNameUsed(addressbook)) {
+ // The assigned user already used that name
+ throw new AddressbookNameAlreadyUsedException(addressbook);
+ }
+
+ // Persist it now
+ this.getEntityManager().persist(addressbook);
+
+ // Flush it to get all data
+ this.getEntityManager().flush();
+
+ // Return it updated
+ return addressbook;
+ }
+
+ @Override
+ public Addressbook getAddressbookById (final Long addressbookId) throws AddressbookNotFoundException {
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("getAddressbookById: addressbookId={0} - CALLED!", addressbookId)); //NOI18N
+
+ // addressbookId should not be null or below 1
+ if (null == addressbookId) {
+ // Throw NPE
+ throw new NullPointerException("addressbookId is null"); //NOI18N
+ } else if (addressbookId < 1) {
+ // Not valid
+ throw new IllegalArgumentException(MessageFormat.format("addressbookId is not valid: {0}", addressbookId)); //NOI18N
+ } else if (!this.isAddressbookIdUsed(addressbookId)) {
+ // No address book found
+ throw new AddressbookNotFoundException(addressbookId);
+ }
+
+ // Get named query instance
+ Query query = this.getEntityManager().createNamedQuery("SearchAddressbookById", UserAddressbook.class); //NOI18N
+
+ // Set parameter
+ query.setParameter("id", addressbookId); //NOI18N
+
+ // Return it
+ return (Addressbook) query.getSingleResult();
+ }
@Override
@SuppressWarnings ("unchecked")
- public List<Addressbook> getUsersList (final User loggedInUser) {
+ public List<Addressbook> getUsersAddressbookList (final User loggedInUser) {
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("getUsersList: loggedInUser={0} - CALLED!", loggedInUser)); //NOI18N
+
+ // Is the user instance null?
+ if (null == loggedInUser) {
+ // Abort here
+ throw new NullPointerException("loggedInUser is null"); //NOI18N
+ }
+
// Get query instance
- Query query = this.getEntityManager().createNamedQuery("AllUsersAddressbooks"); //NOI18N
+ Query query = this.getEntityManager().createNamedQuery("AllUsersAddressbooks", List.class); //NOI18N
// Set parameter
query.setParameter("param", loggedInUser); //NOI18N
// Return it
return addressbooks;
}
+
+ @Override
+ public boolean isAddressbookIdUsed (final Long addressbookId) {
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("isAddressbookIdUsed: addressbookId={0} - CALLED!", addressbookId)); //NOI18N
+
+ // Is it null or zero?
+ if (null == addressbookId) {
+ // Throw NPE
+ throw new NullPointerException("addressbookId is null"); //NOI18N
+ } else if (addressbookId < 1) {
+ // Not valid id number
+ throw new IllegalArgumentException(MessageFormat.format("addressbookId is not valid: {0}", addressbookId)); //NOI18N
+ }
+
+ // Get query instance
+ Query query = this.getEntityManager().createNamedQuery("SearchAddressbookById", UserAddressbook.class); //NOI18N
+
+ // Set parameter
+ query.setParameter("id", addressbookId); //NOI18N
+
+ // Default is not valid
+ boolean isValid = false;
+
+ // Try it again, yes no other way
+ try {
+ // Get single result
+ Addressbook addressbook = (Addressbook) query.getSingleResult();
+
+ // Debug message
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("isAddressbookIdUsed: addressbook={0} - FOUND!", addressbook)); //NOI18N
+
+ // Found one!
+ isValid = true;
+ } catch (final NoResultException ex) {
+ // Debug log only, maybe out-dated link followed
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("isAddressbookIdUsed: addressbookId={0} is not valid: {1}", addressbookId, ex)); //NOI18N
+ }
+
+ // Trace message
+ this.getLoggerBeanLocal().logTrace(MessageFormat.format("isAddressbookIdUsed: isValid={0} - EXIT!", isValid)); //NOI18N
+
+ // Return result
+ return isValid;
+ }
+
+ @Override
+ public boolean isAddressbookNameUsed (final Addressbook addressbook) {
+ // Is it not null?
+ if (null == addressbook) {
+ // Abort here
+ throw new NullPointerException("addressbook is null"); //NOI18N
+ } else if (addressbook.getAddressbookUser() == null) {
+ // User instance is null
+ throw new NullPointerException("addressbook.addressbookUser is null."); //NOI18N
+ } else if (addressbook.getAddressbookUser().getUserId() == null) {
+ // User instance is null
+ throw new NullPointerException("addressbook.addressbookUser.userId is null."); //NOI18N
+ } else if (addressbook.getAddressbookUser().getUserId() < 1) {
+ // User instance is null
+ throw new NullPointerException(MessageFormat.format("addressbook.addressbookUser.userId={0} is invalid.", addressbook.getAddressbookUser().getUserId())); //NOI18N
+ } else if (addressbook.getAddressbookName() == null) {
+ // Address book name not set
+ throw new NullPointerException("addressbook.addressbookName should not be null"); //NOI18N
+ } else if (addressbook.getAddressbookName().isEmpty()) {
+ // Address book name not set
+ throw new IllegalArgumentException("addressbook.addressbookName should not be empty"); //NOI18N
+ }
+
+ // Get query instance
+ Query query = this.getEntityManager().createNamedQuery("SearchUserAddressbookName", Addressbook.class); //NOI18N
+
+ // Set parameter
+ query.setParameter("user", addressbook.getAddressbookUser()); //NOI18N
+ query.setParameter("name", addressbook.getAddressbookName()); //NOI18N
+
+ // Default is not found
+ boolean isUsed = false;
+
+ // Try it
+ try {
+ // Get a single result
+ Addressbook dummy = (Addressbook) query.getSingleResult();
+
+ // Log it
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("isAddressbookNameUsed: Found an address book: {0}", dummy)); //NOI18N
+
+ // Found one
+ isUsed = true;
+ } catch (final NoResultException ex) {
+ // No result found, so log it away
+ this.getLoggerBeanLocal().logDebug(MessageFormat.format("isAddressbookNameUsed: getSingleResult() did not return a result: {0}", ex)); //NOI18N
+ }
+
+ // Return result
+ return isUsed;
+ }
}
projects / addressbook-ejb.git / blobdiff