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      1 /*
      2  * Copyright 2009 the original author or authors.
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 package org.mockftpserver.stub.command;
     17 
     18 import org.mockftpserver.core.command.Command;
     19 import org.mockftpserver.core.command.CommandHandler;
     20 import org.mockftpserver.core.command.InvocationRecord;
     21 import org.mockftpserver.core.command.ReplyCodes;
     22 import org.mockftpserver.core.session.Session;
     23 import org.mockftpserver.core.util.PortParser;
     24 import org.mockftpserver.core.util.HostAndPort;
     25 
     26 import java.net.UnknownHostException;
     27 
     28 /**
     29  * CommandHandler for the EPRT command. Send back a reply code of 200.
     30  * <p/>
     31  * Each invocation record stored by this CommandHandler includes the following data element key/values:
     32  * <ul>
     33  * <li>{@link #HOST_KEY} ("host") - the client data host (InetAddress) submitted on the invocation (from parameters 1-4)
     34  * <li>{@link #PORT_KEY} ("port") - the port number (Integer) submitted on the invocation (from parameter 5-6)
     35  * </ul>
     36  * See RFC2428 for more information.
     37  *
     38  * @author Chris Mair
     39  * @version $Revision$ - $Date$
     40  */
     41 public class EprtCommandHandler extends AbstractStubCommandHandler implements CommandHandler {
     42 
     43     public static final String HOST_KEY = "host";
     44     public static final String PORT_KEY = "port";
     45 
     46     /**
     47      * Constructor. Initialize the replyCode.
     48      */
     49     public EprtCommandHandler() {
     50         setReplyCode(ReplyCodes.EPRT_OK);
     51     }
     52 
     53     /**
     54      * Handle the command
     55      *
     56      * @throws java.net.UnknownHostException
     57      * @see org.mockftpserver.core.command.CommandHandler#handleCommand(org.mockftpserver.core.command.Command, org.mockftpserver.core.session.Session)
     58      */
     59     public void handleCommand(Command command, Session session, InvocationRecord invocationRecord) throws UnknownHostException {
     60         String parameter = command.getRequiredParameter(0);
     61 
     62         HostAndPort client = PortParser.parseExtendedAddressHostAndPort(parameter);
     63         LOG.debug("host=" + client.host + " port=" + client.port);
     64         session.setClientDataHost(client.host);
     65         session.setClientDataPort(client.port);
     66         invocationRecord.set(HOST_KEY, client.host);
     67         invocationRecord.set(PORT_KEY, new Integer(client.port));
     68         sendReply(session);
     69     }
     70 
     71 }