| /* |
| * 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.handlers; |
| |
| |
| import org.apache.directory.api.ldap.model.message.Response; |
| import org.apache.directory.server.ldap.LdapServer; |
| import org.apache.directory.server.ldap.LdapSession; |
| import org.apache.mina.core.session.IoSession; |
| import org.apache.mina.handler.demux.MessageHandler; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| |
| /** |
| * A base class for all LDAP response handlers. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public abstract class LdapResponseHandler<T extends Response> implements MessageHandler<T> |
| { |
| /** The logger for this class */ |
| protected static final Logger LOG = LoggerFactory.getLogger( LdapResponseHandler.class ); |
| |
| /** The reference on the Ldap server instance */ |
| protected LdapServer ldapServer; |
| |
| /** |
| * @return The associated ldap server instance |
| */ |
| public final LdapServer getLdapServer() |
| { |
| return ldapServer; |
| } |
| |
| |
| /** |
| * Associates a Ldap server instance to the message handler |
| * @param ldapServer the associated ldap server instance |
| */ |
| public final void setLdapServer( LdapServer ldapServer ) |
| { |
| this.ldapServer = ldapServer; |
| } |
| |
| |
| /** |
| *{@inheritDoc} |
| */ |
| public final void handleMessage( IoSession session, T message ) throws Exception |
| { |
| LdapSession ldapSession = ldapServer.getLdapSessionManager().getLdapSession( session ); |
| |
| if ( ldapSession == null ) |
| { |
| // in some cases the session is becoming null though the client is sending the UnbindRequest |
| // before closing |
| LOG.info( "ignoring the message {} received from null session", message ); |
| |
| return; |
| } |
| |
| // TODO - session you get from LdapServer should have the ldapServer |
| // member already set no? Should remove these lines where ever they |
| // may be if that's the case. |
| ldapSession.setLdapServer( ldapServer ); |
| |
| handle( ldapSession, message ); |
| } |
| |
| |
| /** |
| * Handle a Ldap message associated with a session |
| * |
| * @param session The associated session |
| * @param message The message we have to handle |
| * @throws Exception If there is an error during the processing of this message |
| */ |
| public abstract void handle( LdapSession session, T message ) throws Exception; |
| } |