Refactoring work.

git-svn-id: http://svn.igniterealtime.org/svn/repos/messenger/trunk@582 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/messenger/XMPPBootContainer.java

@@ -11,16 +11,34 @@
 
 package org.jivesoftware.messenger;
 
+import org.jivesoftware.messenger.audit.spi.AuditManagerImpl;
 import org.jivesoftware.messenger.container.spi.BootstrapContainer;
 import org.jivesoftware.messenger.disco.IQDiscoInfoHandler;
 import org.jivesoftware.messenger.disco.IQDiscoItemsHandler;
+import org.jivesoftware.messenger.handler.IQAuthHandler;
+import org.jivesoftware.messenger.handler.IQPrivateHandler;
+import org.jivesoftware.messenger.handler.IQRegisterHandler;
+import org.jivesoftware.messenger.handler.IQRosterHandler;
+import org.jivesoftware.messenger.handler.IQTimeHandler;
+import org.jivesoftware.messenger.handler.IQVersionHandler;
+import org.jivesoftware.messenger.handler.IQvCardHandler;
+import org.jivesoftware.messenger.handler.PresenceSubscribeHandler;
+import org.jivesoftware.messenger.handler.PresenceUpdateHandler;
 import org.jivesoftware.messenger.muc.spi.MultiUserChatServerImpl;
-import org.jivesoftware.messenger.audit.spi.AuditManagerImpl;
-import org.jivesoftware.messenger.handler.*;
-import org.jivesoftware.messenger.spi.*;
+import org.jivesoftware.messenger.spi.BasicServer;
+import org.jivesoftware.messenger.spi.ConnectionManagerImpl;
+import org.jivesoftware.messenger.spi.IQRouterImpl;
+import org.jivesoftware.messenger.spi.MessageRouterImpl;
+import org.jivesoftware.messenger.spi.PacketDelivererImpl;
+import org.jivesoftware.messenger.spi.PacketFactoryImpl;
+import org.jivesoftware.messenger.spi.PacketRouterImpl;
+import org.jivesoftware.messenger.spi.PacketTransporterImpl;
+import org.jivesoftware.messenger.spi.PresenceManagerImpl;
+import org.jivesoftware.messenger.spi.PresenceRouterImpl;
+import org.jivesoftware.messenger.spi.RoutingTableImpl;
 import org.jivesoftware.messenger.transport.TransportHandler;
-import org.jivesoftware.messenger.user.spi.*;
-import org.jivesoftware.messenger.user.OfflineMessageStrategy;
+import org.jivesoftware.messenger.user.spi.RosterManagerImpl;
+import org.jivesoftware.messenger.user.spi.UserManagerImpl;
 
 /**
  * A bootstrap container to launch the Messenger XMPP server. This

src/java/org/jivesoftware/messenger/ldap/LdapUserInfoProvider.java

@@ -15,7 +15,7 @@ import org.jivesoftware.messenger.auth.UnauthorizedException;
 import org.jivesoftware.messenger.user.UserInfo;
 import org.jivesoftware.messenger.user.UserInfoProvider;
 import org.jivesoftware.messenger.user.UserNotFoundException;
-import org.jivesoftware.messenger.user.spi.BasicUserInfo;
+import org.jivesoftware.messenger.user.UserInfo;
 import org.jivesoftware.util.Log;
 
 import java.util.Date;
@@ -75,7 +75,7 @@ public class LdapUserInfoProvider implements UserInfoProvider {
      * @throws UserNotFoundException
      */
     private UserInfo getInfoFromLdap(String username) throws UserNotFoundException {
-        BasicUserInfo userInfo = null;
+        UserInfo userInfo = null;
         DirContext ctx = null;
         try {
             String userDN = manager.findUserDN(username);
@@ -96,7 +96,7 @@ public class LdapUserInfoProvider implements UserInfoProvider {
             if (emailField != null) {
                 email = (String)emailField.get();
             }
-            userInfo = new BasicUserInfo(username, name, email, new Date(), new Date());
+            userInfo = new UserInfo(username, name, email, new Date(), new Date());
         }
         catch (Exception e) {
             throw new UserNotFoundException(e);

src/java/org/jivesoftware/messenger/user/UserInfo.java

@@ -12,91 +12,156 @@
 package org.jivesoftware.messenger.user;
 
 import org.jivesoftware.messenger.auth.UnauthorizedException;
+import org.jivesoftware.util.CacheSizes;
 import org.jivesoftware.util.Cacheable;
-
-import java.util.Date;
+import org.jivesoftware.util.StringUtils;
 
 /**
- * <p>The UserInfo interface provides information about and services for users of the system.</p>
- * <p/>
- * <p>The name and email field will normally be required fields when creating user accounts for most
- * implementations. However, some users may wish to keep that information private. Therefore, there
- * are two flags to set if the name and email fields should be made visible to other users. If
- * the flags are set to deny access, getName() and getEmail() will throw UnauthorizedExceptions to
- * users that don't have administrator permissions.</p>
- * <p/>
- * <p>Security for UserInfo objects is provide by UserInfoProxy protection proxy objects.</p>
+ * <p>The simplest implementation of UserInfo.</p>
+ * <p>Useful if you are retrieving user info from a database and just need
+ * to stuff it into a data structure.</p>
  *
  * @author Iain Shigeoka
+ * @author Derek DeMoro
+ * @see User
  */
-public interface UserInfo extends Cacheable {
+public class UserInfo implements Cacheable {
 
-    /**
-     * Returns the user's name. The user's name does not have to be to be unique in the system. Some
-     * users may opt to not let others see their name for privacy reasons. In that case, the user
-     * can set nameVisible to false. In that case, a call to this method will return null.
-     *
-     * @return the name of the user.
-     */
-    String getName();
+    private String username = null;
+    private String name = " ";
+    private String email;
+    private java.util.Date creationDate;
+    private java.util.Date modificationDate;
 
     /**
-     * Sets the user's name. The user's name does not have to be to be unique in the system.
+     * Create a new UserInfo with default fields.
      *
-     * @param name new name for the user.
-     * @throws UnauthorizedException if does not have administrator permissions.
+     * @param username the username.
      */
-    void setName(String name) throws UnauthorizedException;
+    public UserInfo(String username) {
+        this.username = username;
+        creationDate = new java.util.Date();
+        modificationDate = new java.util.Date();
+    }
 
     /**
-     * Returns the user's email address. Email should be considered to be a required field of a user
-     * account since it is critical to many user operations performing. If the user sets
-     * emailVisible to false, this method will always return null.
+     * <p>Create a new UserInfo given field values.</p>
      *
-     * @return the email address of the user.
+     * @param username     The username
+     * @param name         The user's full name
+     * @param email        The user's email address
      */
-    String getEmail();
+    public UserInfo(String username, String name, String email,
+                         java.util.Date creationDate, java.util.Date modificationDate)
+    {
+        this.username = username;
+        this.creationDate = creationDate;
+        this.modificationDate = modificationDate;
+        if (email == null || "".equals(email)) {
+            this.email = " ";
+        }
+        else {
+            this.email = email;
+        }
+        if (name != null) {
+            this.name = name;
+        }
+    }
 
-    /**
-     * Sets the user's email address. Email should be considered to be a required field of a user
-     * account since it is critical to many user operations performing.
-     *
-     * @param email new email address for the user.
-     * @throws UnauthorizedException if does not have administrator permissions.
-     */
-    void setEmail(String email) throws UnauthorizedException;
+    public String getUsername() {
+        return username;
+    }
 
-    /**
-     * Returns the date that the user was created.
-     *
-     * @return the date the user was created.
-     */
-    Date getCreationDate();
+    public String getName() {
+        return name;
+    }
 
-    /**
-     * Sets the creation date of the user. In most cases, the creation date will default to when the
-     * user was entered into the system. However, the date needs to be set manually when importing
-     * data. In other words, skin authors should ignore this method since it only intended for
-     * system maintenance.
-     *
-     * @param creationDate the date the user was created.
-     * @throws UnauthorizedException if does not have administrator permissions.
-     */
-    void setCreationDate(Date creationDate) throws UnauthorizedException;
+    public void setName(String name) throws UnauthorizedException {
+        if (name == null) {
+            throw new IllegalArgumentException("Name cannot be null");
+        }
 
-    /**
-     * Returns the date that the user was last modified.
-     *
-     * @return the date the user record was last modified.
-     */
-    Date getModificationDate();
+        this.name = name;
+        // Update modification date
+        modificationDate.setTime(System.currentTimeMillis());
+    }
+
+    public String getEmail() {
+        return StringUtils.escapeHTMLTags(email);
+    }
+
+    public void setEmail(String email) throws UnauthorizedException {
+        if (email == null || "".equals(email)) {
+            email = " ";
+        }
+
+        this.email = email;
+        // Update modification date
+        modificationDate.setTime(System.currentTimeMillis());
+    }
+
+    public java.util.Date getCreationDate() {
+        return creationDate;
+    }
+
+    public void setCreationDate(java.util.Date creationDate) throws UnauthorizedException {
+        if (creationDate == null) {
+            throw new IllegalArgumentException("Creation date cannot be null");
+        }
+
+        this.creationDate.setTime(creationDate.getTime());
+    }
+
+    public java.util.Date getModificationDate() {
+        return modificationDate;
+    }
+
+    public void setModificationDate(java.util.Date modificationDate) throws UnauthorizedException {
+        if (modificationDate == null) {
+            throw new IllegalArgumentException("Modification date cannot be null");
+        }
+
+        this.modificationDate.setTime(modificationDate.getTime());
+    }
+
+    public int getCachedSize() {
+        // Approximate the size of the object in bytes by calculating the size
+        // of each field.
+        int size = 0;
+        size += CacheSizes.sizeOfObject();              // overhead of object
+        size += CacheSizes.sizeOfLong();                // id
+        size += CacheSizes.sizeOfString(name);          // name
+        size += CacheSizes.sizeOfString(email);         // email
+        size += CacheSizes.sizeOfBoolean();             // nameVisible
+        size += CacheSizes.sizeOfBoolean();             // emailVisible
+        size += CacheSizes.sizeOfDate();                // creationDate
+        size += CacheSizes.sizeOfDate();                // modificationDate
+
+        return size;
+    }
 
     /**
-     * Sets the date the user was last modified. Skin authors should ignore this method since it
-     * only intended for system maintenance.
+     * Returns a String representation of the User object using the username.
      *
-     * @param modificationDate the date the user was modified.
-     * @throws UnauthorizedException if does not have administrator permissions.
+     * @return a String representation of the User object.
      */
-    void setModificationDate(Date modificationDate) throws UnauthorizedException;
+    public String toString() {
+        return name;
+    }
+
+    public int hashCode() {
+        return username.hashCode();
+    }
+
+    public boolean equals(Object object) {
+        if (this == object) {
+            return true;
+        }
+        if (object != null && object instanceof User) {
+            return username.equals(((User)object).getUsername());
+        }
+        else {
+            return false;
+        }
+    }
 }
\ No newline at end of file

src/java/org/jivesoftware/messenger/user/spi/BasicUserInfo.java

-/**
- * $RCSfile$
- * $Revision$
- * $Date$
- *
- * Copyright (C) 2004 Jive Software. All rights reserved.
- *
- * This software is published under the terms of the GNU Public License (GPL),
- * a copy of which is included in this distribution.
- */
-
-package org.jivesoftware.messenger.user.spi;
-
-import org.jivesoftware.util.CacheSizes;
-import org.jivesoftware.util.StringUtils;
-import org.jivesoftware.messenger.auth.UnauthorizedException;
-import org.jivesoftware.messenger.user.User;
-import org.jivesoftware.messenger.user.UserInfo;
-
-/**
- * <p>The simplest implementation of UserInfo.</p>
- * <p>Useful if you are retrieving user info from a database and just need
- * to stuff it into a data structure.</p>
- *
- * @author Iain Shigeoka
- * @see User
- */
-public class BasicUserInfo implements UserInfo {
-
-    private String username = null;
-    private String name = " ";
-    private String email;
-    private java.util.Date creationDate;
-    private java.util.Date modificationDate;
-
-    /**
-     * Create a new UserInfo with default fields.
-     *
-     * @param username the username.
-     */
-    public BasicUserInfo(String username) {
-        this.username = username;
-        creationDate = new java.util.Date();
-        modificationDate = new java.util.Date();
-    }
-
-    /**
-     * <p>Create a new UserInfo given field values.</p>
-     *
-     * @param username     The username
-     * @param name         The user's full name
-     * @param email        The user's email address
-     */
-    public BasicUserInfo(String username, String name, String email,
-                         java.util.Date creationDate, java.util.Date modificationDate)
-    {
-        this.username = username;
-        this.creationDate = creationDate;
-        this.modificationDate = modificationDate;
-        if (email == null || "".equals(email)) {
-            this.email = " ";
-        }
-        else {
-            this.email = email;
-        }
-        if (name != null) {
-            this.name = name;
-        }
-    }
-
-    public String getUsername() {
-        return username;
-    }
-
-    public String getName() {
-        return name;
-    }
-
-    public void setName(String name) throws UnauthorizedException {
-        if (name == null) {
-            throw new IllegalArgumentException("Name cannot be null");
-        }
-
-        this.name = name;
-        // Update modification date
-        modificationDate.setTime(System.currentTimeMillis());
-    }
-
-    public String getEmail() {
-        return StringUtils.escapeHTMLTags(email);
-    }
-
-    public void setEmail(String email) throws UnauthorizedException {
-        if (email == null || "".equals(email)) {
-            email = " ";
-        }
-
-        this.email = email;
-        // Update modification date
-        modificationDate.setTime(System.currentTimeMillis());
-    }
-
-    public java.util.Date getCreationDate() {
-        return creationDate;
-    }
-
-    public void setCreationDate(java.util.Date creationDate) throws UnauthorizedException {
-        if (creationDate == null) {
-            throw new IllegalArgumentException("Creation date cannot be null");
-        }
-
-        this.creationDate.setTime(creationDate.getTime());
-    }
-
-    public java.util.Date getModificationDate() {
-        return modificationDate;
-    }
-
-    public void setModificationDate(java.util.Date modificationDate) throws UnauthorizedException {
-        if (modificationDate == null) {
-            throw new IllegalArgumentException("Modification date cannot be null");
-        }
-
-        this.modificationDate.setTime(modificationDate.getTime());
-    }
-
-    public int getCachedSize() {
-        // Approximate the size of the object in bytes by calculating the size
-        // of each field.
-        int size = 0;
-        size += CacheSizes.sizeOfObject();              // overhead of object
-        size += CacheSizes.sizeOfLong();                // id
-        size += CacheSizes.sizeOfString(name);          // name
-        size += CacheSizes.sizeOfString(email);         // email
-        size += CacheSizes.sizeOfBoolean();             // nameVisible
-        size += CacheSizes.sizeOfBoolean();             // emailVisible
-        size += CacheSizes.sizeOfDate();                // creationDate
-        size += CacheSizes.sizeOfDate();                // modificationDate
-
-        return size;
-    }
-
-    /**
-     * Returns a String representation of the User object using the username.
-     *
-     * @return a String representation of the User object.
-     */
-    public String toString() {
-        return name;
-    }
-
-    public int hashCode() {
-        return username.hashCode();
-    }
-
-    public boolean equals(Object object) {
-        if (this == object) {
-            return true;
-        }
-        if (object != null && object instanceof User) {
-            return username.equals(((User)object).getUsername());
-        }
-        else {
-            return false;
-        }
-    }
-}
\ No newline at end of file

src/java/org/jivesoftware/messenger/user/spi/CachedRosterProxy.java

-/**
- * $RCSfile$
- * $Revision$
- * $Date$
- *
- * Copyright (C) 2004 Jive Software. All rights reserved.
- *
- * This software is published under the terms of the GNU Public License (GPL),
- * a copy of which is included in this distribution.
- */
-
-package org.jivesoftware.messenger.user.spi;
-
-import org.jivesoftware.messenger.Presence;
-import org.jivesoftware.messenger.auth.AuthToken;
-import org.jivesoftware.messenger.auth.Permissions;
-import org.jivesoftware.messenger.auth.UnauthorizedException;
-import org.jivesoftware.messenger.spi.RosterProxy;
-import org.jivesoftware.messenger.user.CachedRoster;
-import org.jivesoftware.messenger.user.IQRoster;
-
-public class CachedRosterProxy extends RosterProxy implements CachedRoster {
-    public CachedRosterProxy(CachedRoster roster, AuthToken authToken, Permissions permissions) {
-        super(roster, authToken, permissions);
-    }
-
-    public String getUsername() {
-        return ((CachedRoster)roster).getUsername();
-    }
-
-    public IQRoster getReset() throws UnauthorizedException {
-        return ((CachedRoster)roster).getReset();
-    }
-
-    public void broadcastPresence(Presence packet) {
-        ((CachedRoster)roster).broadcastPresence(packet);
-    }
-
-    public int getCachedSize() {
-        return ((CachedRoster)roster).getCachedSize();
-    }
-}

src/java/org/jivesoftware/messenger/user/spi/DbUserInfoProvider.java

@@ -11,20 +11,19 @@
 
 package org.jivesoftware.messenger.user.spi;
 
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
 import org.jivesoftware.database.DbConnectionManager;
-import org.jivesoftware.util.LocaleUtils;
-import org.jivesoftware.util.Log;
-import org.jivesoftware.util.StringUtils;
 import org.jivesoftware.messenger.auth.UnauthorizedException;
 import org.jivesoftware.messenger.user.User;
 import org.jivesoftware.messenger.user.UserInfo;
 import org.jivesoftware.messenger.user.UserInfoProvider;
 import org.jivesoftware.messenger.user.UserNotFoundException;
-
-import java.sql.Connection;
-import java.sql.PreparedStatement;
-import java.sql.ResultSet;
-import java.sql.SQLException;
+import org.jivesoftware.util.LocaleUtils;
+import org.jivesoftware.util.Log;
+import org.jivesoftware.util.StringUtils;
 
 /**
  * Catabase implementation of the UserInfoProvider interface.
@@ -41,7 +40,7 @@ public class DbUserInfoProvider implements UserInfoProvider {
         "SELECT name, email, creationDate, modificationDate FROM jiveUser WHERE username=?";
 
     public UserInfo getInfo(String username) throws UserNotFoundException {
-        BasicUserInfo userInfo = null;
+        UserInfo userInfo = null;
         Connection con = null;
         PreparedStatement pstmt = null;
         try {
@@ -55,7 +54,7 @@ public class DbUserInfoProvider implements UserInfoProvider {
             }
             // We trim() the dates before trying to parse them because some
             // databases pad with extra characters when returning the data.
-            userInfo = new BasicUserInfo(username,
+            userInfo = new UserInfo(username,
                     rs.getString(1), // name
                     rs.getString(2), // email
                     new java.util.Date(Long.parseLong(rs.getString(3).trim())), // creation date

src/java/org/jivesoftware/messenger/user/spi/UserInfoProxy.java

-/**
- * $RCSfile$
- * $Revision$
- * $Date$
- *
- * Copyright (C) 2004 Jive Software. All rights reserved.
- *
- * This software is published under the terms of the GNU Public License (GPL),
- * a copy of which is included in this distribution.
- */
-
-package org.jivesoftware.messenger.user.spi;
-
-import org.jivesoftware.messenger.auth.AuthToken;
-import org.jivesoftware.messenger.auth.Permissions;
-import org.jivesoftware.messenger.auth.UnauthorizedException;
-import org.jivesoftware.messenger.user.User;
-import org.jivesoftware.messenger.user.UserInfo;
-import java.util.Date;
-
-/**
- * Protection proxy for User objects.
- *
- * @author Iain Shigeoka
- * @see User
- */
-public class UserInfoProxy implements UserInfo {
-
-    private UserInfo info;
-    private AuthToken authToken;
-    private Permissions permissions;
-
-    /**
-     * Create a new UserProxy.
-     */
-    public UserInfoProxy(UserInfo info, AuthToken authToken, Permissions permissions) {
-        this.info = info;
-        this.authToken = authToken;
-        this.permissions = permissions;
-    }
-
-    public String getName() {
-        return info.getName();
-    }
-
-    public void setName(String name) throws UnauthorizedException {
-        if (permissions.hasPermission(Permissions.SYSTEM_ADMIN | Permissions.USER_ADMIN)) {
-            info.setName(name);
-        }
-        else {
-            throw new UnauthorizedException();
-        }
-    }
-
-    public String getEmail() {
-        return info.getEmail();
-    }
-
-    public void setEmail(String email) throws UnauthorizedException {
-        if (permissions.hasPermission(Permissions.SYSTEM_ADMIN | Permissions.USER_ADMIN)) {
-            info.setEmail(email);
-        }
-        else {
-            throw new UnauthorizedException();
-        }
-    }
-
-    public Date getCreationDate() {
-        return info.getCreationDate();
-    }
-
-    public void setCreationDate(Date creationDate)
-            throws UnauthorizedException {
-        if (permissions.hasPermission(Permissions.SYSTEM_ADMIN | Permissions.USER_ADMIN)) {
-            info.setCreationDate(creationDate);
-        }
-        else
-            throw new UnauthorizedException();
-    }
-
-    public Date getModificationDate() {
-        return info.getModificationDate();
-    }
-
-    public void setModificationDate(Date modifiedDate) throws UnauthorizedException {
-        if (permissions.hasPermission(Permissions.SYSTEM_ADMIN | Permissions.USER_ADMIN)) {
-            info.setModificationDate(modifiedDate);
-        }
-        else
-            throw new UnauthorizedException();
-    }
-
-    public int getCachedSize() {
-        return info.getCachedSize();
-    }
-
-}

src/java/org/jivesoftware/messenger/user/spi/UserIteratorProxy.java

-/**
- * $RCSfile$
- * $Revision$
- * $Date$
- *
- * Copyright (C) 2004 Jive Software. All rights reserved.
- *
- * This software is published under the terms of the GNU Public License (GPL),
- * a copy of which is included in this distribution.
- */
-
-package org.jivesoftware.messenger.user.spi;
-
-import org.jivesoftware.util.ProxyFactory;
-import org.jivesoftware.messenger.auth.AuthToken;
-import org.jivesoftware.messenger.auth.Permissions;
-import org.jivesoftware.messenger.user.User;
-import java.util.Iterator;
-
-/**
- * Protection proxy for Iterators of users.
- *
- * @author Iain Shigeoka
- */
-public class UserIteratorProxy implements Iterator {
-
-    private Iterator iterator;
-    private Object nextElement = null;
-
-    private AuthToken auth;
-    private Permissions permissions;
-    private ProxyFactory proxyFactory;
-
-    /**
-     * Creates a new user iterator proxy.
-     *
-     * @param iterator    the Iterator to create proxies for.
-     * @param auth        the authorization token.
-     * @param permissions the permissions that the new proxy will inherit.
-     */
-    public UserIteratorProxy(Iterator iterator, AuthToken auth, Permissions permissions) {
-        this.iterator = iterator;
-        this.auth = auth;
-        this.permissions = permissions;
-
-        // Create a class that wraps users with proxies.
-        proxyFactory = new ProxyFactory() {
-            public Object createProxy(Object obj, AuthToken auth, Permissions perms) {
-                User user = (User)obj;
-                Permissions userPerms = user.getPermissions(auth);
-                Permissions newPerms = new Permissions(userPerms, perms);
-                return new UserProxy(user, auth, newPerms);
-            }
-        };
-    }
-
-    /**
-     * Returns true if there are more elements in the iteration.
-     *
-     * @return true if the iterator has more elements.
-     */
-    public boolean hasNext() {
-        // If we are at the end of the list, there can't be any more elements to iterate through.
-        if (!iterator.hasNext() && nextElement == null) {
-            return false;
-        }
-        // Otherwise, see if nextElement is null. If so, try to load the next element to make sure
-        // it exists.
-        if (nextElement == null) {
-            nextElement = getNextElement();
-            if (nextElement == null) {
-                return false;
-            }
-        }
-        return true;
-    }
-
-    /**
-     * Returns the next element.
-     *
-     * @return the next element.
-     * @throws java.util.NoSuchElementException
-     *          if there are no more elements.
-     */
-    public Object next() throws java.util.NoSuchElementException {
-        Object element = null;
-        if (nextElement != null) {
-            element = nextElement;
-            nextElement = null;
-        }
-        else {
-            element = getNextElement();
-            if (element == null) {
-                throw new java.util.NoSuchElementException();
-            }
-        }
-        return element;
-    }
-
-    /**
-     * Not supported for security reasons.
-     */
-    public void remove() throws UnsupportedOperationException {
-        throw new UnsupportedOperationException();
-    }
-
-    /**
-     * Returns the next available element, or null if there are no more elements.
-     *
-     * @return the next available element.
-     */
-    public Object getNextElement() {
-        while (iterator.hasNext()) {
-            Object element = proxyFactory.createProxy(iterator.next(), auth, permissions);
-            if (element != null) {
-                return element;
-            }
-        }
-        return null;
-    }
-}
\ No newline at end of file

src/java/org/jivesoftware/messenger/user/spi/UserManagerProxy.java

-/**
- * $RCSfile$
- * $Revision$
- * $Date$
- *
- * Copyright (C) 2004 Jive Software. All rights reserved.
- *
- * This software is published under the terms of the GNU Public License (GPL),
- * a copy of which is included in this distribution.
- */
-
-package org.jivesoftware.messenger.user.spi;
-
-import org.jivesoftware.messenger.container.Container;
-import org.jivesoftware.util.JiveConstants;
-import org.jivesoftware.messenger.auth.AuthToken;
-import org.jivesoftware.messenger.auth.Permissions;
-import org.jivesoftware.messenger.auth.UnauthorizedException;
-import org.jivesoftware.messenger.user.User;
-import org.jivesoftware.messenger.user.UserAlreadyExistsException;
-import org.jivesoftware.messenger.user.UserManager;
-import org.jivesoftware.messenger.user.UserNotFoundException;
-import java.util.Iterator;
-
-/**
- * Protection proxy for the UserManager class. It restricts access to
- * protected methods by throwing UnauthorizedExceptions when necessary.
- *
- * @author Iain Shigeoka
- * @see org.jivesoftware.messenger.user.UserManager
- */
-public class UserManagerProxy implements UserManager {
-
-    private UserManager userManager;
-    private AuthToken auth;
-    private Permissions permissions;
-
-    /**
-     * Creates a new proxy.
-     */
-    public UserManagerProxy(UserManager userManager, AuthToken auth, Permissions permissions) {
-        this.userManager = userManager;
-        this.auth = auth;
-        this.permissions = permissions;
-    }
-
-    public User createUser(String username, String password, String email)
-            throws UserAlreadyExistsException, UnauthorizedException {
-        return userManager.createUser(username, password, email);
-    }
-
-    public User getUser(String username) throws UserNotFoundException {
-        User user = userManager.getUser(username.toLowerCase());
-        Permissions userPermissions = user.getPermissions(auth);
-        Permissions newPermissions = new Permissions(permissions, userPermissions);
-
-        return new UserProxy(user, auth, newPermissions);
-    }
-
-    public void deleteUser(User user) throws UnauthorizedException {
-        if (permissions.hasPermission(Permissions.SYSTEM_ADMIN | Permissions.USER_ADMIN)) {
-            userManager.deleteUser(user);
-        }
-        else {
-            throw new UnauthorizedException();
-        }
-    }
-
-    public int getUserCount() {
-        return userManager.getUserCount();
-    }
-
-    public Iterator users() throws UnauthorizedException {
-        return userManager.users();
-    }
-
-    public Iterator users(int startIndex, int numResults) throws UnauthorizedException {
-        return userManager.users(startIndex, numResults);
-    }
-
-    public String getName() {
-        return null;
-    }
-
-    public void initialize(Container container) {
-        userManager.initialize(container);
-    }
-
-    public void start() {
-        userManager.start();
-    }
-
-    public void stop() {
-        userManager.stop();
-    }
-
-    public void destroy() {
-        userManager.destroy();
-    }
-}

src/java/org/jivesoftware/messenger/user/spi/UserProxy.java

-/**
- * $RCSfile$
- * $Revision$
- * $Date$
- *
- * Copyright (C) 2004 Jive Software. All rights reserved.
- *
- * This software is published under the terms of the GNU Public License (GPL),
- * a copy of which is included in this distribution.
- */
-
-package org.jivesoftware.messenger.user.spi;
-
-import org.jivesoftware.messenger.auth.AuthToken;
-import org.jivesoftware.messenger.auth.Permissions;
-import org.jivesoftware.messenger.auth.UnauthorizedException;
-import org.jivesoftware.messenger.user.CachedRoster;
-import org.jivesoftware.messenger.user.User;
-import org.jivesoftware.messenger.user.UserInfo;
-import org.jivesoftware.messenger.user.UserNotFoundException;
-import java.util.Iterator;
-
-/**
- * Protection proxy for User objects.
- *
- * @author Iain Shigeoka
- * @see User
- */
-public class UserProxy implements User {
-
-    private User user;
-    private AuthToken authToken;
-    private Permissions permissions;
-
-    /**
-     * Create a new UserProxy.
-     */
-    public UserProxy(User user, AuthToken authToken, Permissions permissions) {
-        this.user = user;
-        this.authToken = authToken;
-        this.permissions = permissions;
-    }
-
-    public String getUsername() {
-        return user.getUsername();
-    }
-
-    public void setPassword(String password) throws UnauthorizedException {
-        if (permissions.hasPermission(Permissions.SYSTEM_ADMIN | Permissions.USER_ADMIN)) {
-            user.setPassword(password);
-        }
-        else {
-            throw new UnauthorizedException();
-        }
-    }
-
-    public UserInfo getInfo() throws UserNotFoundException {
-        return user.getInfo();
-    }
-
-    public void saveInfo() throws UnauthorizedException {
-        user.saveInfo();
-    }
-
-    public String getProperty(String name) {
-        return user.getProperty(name);
-    }
-
-    public void setProperty(String name, String value) throws UnauthorizedException {
-        if (permissions.hasPermission(Permissions.SYSTEM_ADMIN | Permissions.USER_ADMIN)) {
-            user.setProperty(name, value);
-        }
-        else {
-            throw new UnauthorizedException();
-        }
-    }
-
-    public void deleteProperty(String name) throws UnauthorizedException {
-        if (permissions.hasPermission(Permissions.SYSTEM_ADMIN | Permissions.USER_ADMIN)) {
-            user.deleteProperty(name);
-        }
-        else {
-            throw new UnauthorizedException();
-        }
-    }
-
-    public Iterator getPropertyNames() {
-        return user.getPropertyNames();
-    }
-
-    public CachedRoster getRoster() throws UnauthorizedException {
-        return new CachedRosterProxy(user.getRoster(), authToken, permissions);
-    }
-
-    public Permissions getPermissions(AuthToken authToken) {
-        return user.getPermissions(authToken);
-    }
-
-    public boolean isAuthorized(long permissionType) {
-        return permissions.hasPermission(permissionType);
-    }
-
-    public void setVCardProperty(String name, String value) throws UnauthorizedException {
-        if (permissions.hasPermission(Permissions.SYSTEM_ADMIN | Permissions.USER_ADMIN)) {
-            user.setVCardProperty(name, value);
-        }
-        else {
-            throw new UnauthorizedException();
-        }
-    }
-
-    public String getVCardProperty(String name) {
-        return user.getVCardProperty(name);
-    }
-
-    public void deleteVCardProperty(String name) throws UnauthorizedException {
-        if (permissions.hasPermission(Permissions.SYSTEM_ADMIN | Permissions.USER_ADMIN)) {
-            user.deleteVCardProperty(name);
-        }
-        else {
-            throw new UnauthorizedException();
-        }
-    }
-
-    public Iterator getVCardPropertyNames() {
-        return user.getVCardPropertyNames();
-    }
-
-}