| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| package org.apache.directory.server.ldap; |
| |
| |
| import java.util.Map; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| import org.apache.mina.core.session.IoSession; |
| |
| |
| /** |
| * Manages sessions in a thread safe manner for the LdapServer. This class is |
| * used primarily by the {@link LdapProtocolHandler} to manage sessions and is |
| * created by the LdapServer which makes it available to the handler. It's job |
| * is simple and this class was mainly created to be able to expose the session |
| * manager safely to things like the LdapProtocolHandler. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class LdapSessionManager |
| { |
| /** Concurrent hashMap backing for IoSession to LdapSession mapping */ |
| private Map<IoSession, LdapSession> ldapSessions = new ConcurrentHashMap<IoSession, LdapSession>( 100 ); |
| |
| |
| /** |
| * Gets the active sessions managed by the LdapServer. |
| */ |
| public LdapSession[] getSessions() |
| { |
| return ldapSessions.values().toArray( new LdapSession[0] ); |
| } |
| |
| |
| /** |
| * Adds a new LdapSession to the LdapServer. |
| * |
| * @param ldapSession the newly created {@link LdapSession} |
| */ |
| public void addLdapSession( LdapSession ldapSession ) |
| { |
| synchronized ( ldapSessions ) |
| { |
| ldapSessions.put( ldapSession.getIoSession(), ldapSession ); |
| } |
| } |
| |
| |
| /** |
| * Removes an LdapSession managed by the {@link LdapServer}. This method |
| * has no side effects: meaning it does not perform cleanup tasks after |
| * removing the session. This task is handled by the callers. |
| * |
| * @param session the MINA session of the LdapSession to be removed |
| * @return the LdapSession to remove |
| */ |
| public LdapSession removeLdapSession( IoSession session ) |
| { |
| synchronized ( ldapSessions ) |
| { |
| return ldapSessions.remove( session ); |
| } |
| } |
| |
| |
| /** |
| * Gets the LdapSession associated with the MINA session. |
| * |
| * @param session the MINA session of the LdapSession to retrieve |
| * @return the LdapSession associated with the MINA {@link IoSession} |
| */ |
| public LdapSession getLdapSession( IoSession session ) |
| { |
| synchronized ( ldapSessions ) |
| { |
| return ldapSessions.get( session ); |
| } |
| } |
| } |