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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.fake.command;
     17 
     18 import org.mockftpserver.core.command.Command;
     19 import org.mockftpserver.core.command.ReplyCodes;
     20 import org.mockftpserver.core.session.Session;
     21 import org.mockftpserver.core.util.HostAndPort;
     22 import org.mockftpserver.core.util.PortParser;
     23 
     24 /**
     25  * CommandHandler for the EPRT command. Handler logic:
     26  * <ol>
     27  * <li>Parse the client network address (InetAddress) and port number from the (single)
     28  *     parameter string of the form: "EPRT<space><d><net-prt><d><net-addr><d><tcp-port><d>".
     29  *     The client network address can be in IPv4 format (e.g., "132.235.1.2") or
     30  *     IPv6 format (e.g., "1080::8:800:200C:417A")
     31  * <li>Send back a reply of 200</li>
     32  * </ol>
     33  * See RFC2428 for more information.
     34  *
     35  * @author Chris Mair
     36  * @version $Revision$ - $Date$
     37  */
     38 public class EprtCommandHandler extends AbstractFakeCommandHandler {
     39 
     40     protected void handle(Command command, Session session) {
     41         String parameter = command.getRequiredParameter(0);
     42         HostAndPort client = PortParser.parseExtendedAddressHostAndPort(parameter);
     43         LOG.debug("host=" + client.host + " port=" + client.port);
     44         session.setClientDataHost(client.host);
     45         session.setClientDataPort(client.port);
     46         sendReply(session, ReplyCodes.EPRT_OK, "eprt");
     47     }
     48 
     49 }