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      1 /*
      2  * Copyright 2007 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.apache.log4j.Logger;
     19 import org.mockftpserver.core.command.Command;
     20 import org.mockftpserver.core.command.CommandHandler;
     21 import org.mockftpserver.core.command.InvocationRecord;
     22 import org.mockftpserver.core.session.Session;
     23 
     24 /**
     25  * CommandHandler for the APPE (Append) command. Send back two replies on the control connection: a
     26  * reply code of 150 and another of 226.
     27  * <p>
     28  * Each invocation record stored by this CommandHandler includes the following data element key/values:
     29  * <ul>
     30  *    <li>{@link #PATHNAME_KEY} ("pathname") - the pathname of the directory submitted on the invocation (the first command parameter)
     31  *    <li>{@link #FILE_CONTENTS_KEY} ("fileContents") - the file contents (<code>byte[]</code>) sent on the data connection
     32  * </ul>
     33  *
     34  * @version $Revision$ - $Date$
     35  *
     36  * @author Chris Mair
     37  */
     38 public final class AppeCommandHandler extends AbstractStubDataCommandHandler implements CommandHandler {
     39 
     40     public static final String PATHNAME_KEY = "pathname";
     41     public static final String FILE_CONTENTS_KEY = "filecontents";
     42 
     43     private static final Logger LOG = Logger.getLogger(AppeCommandHandler.class);
     44 
     45     /**
     46      * @see org.mockftpserver.stub.command.AbstractStubDataCommandHandler#beforeProcessData(org.mockftpserver.core.command.Command, org.mockftpserver.core.session.Session, org.mockftpserver.core.command.InvocationRecord)
     47      */
     48     protected void beforeProcessData(Command command, Session session, InvocationRecord invocationRecord) throws Exception {
     49         String filename = command.getRequiredString(0);
     50         invocationRecord.set(PATHNAME_KEY, filename);
     51     }
     52 
     53     /**
     54      * @see org.mockftpserver.stub.command.AbstractStubDataCommandHandler#processData(org.mockftpserver.core.command.Command, org.mockftpserver.core.session.Session, org.mockftpserver.core.command.InvocationRecord)
     55      */
     56     protected void processData(Command command, Session session, InvocationRecord invocationRecord) {
     57         byte[] data = session.readData();
     58         LOG.info("Received " + data.length + " bytes");
     59         LOG.trace("Received data [" + new String(data) + "]");
     60         invocationRecord.set(FILE_CONTENTS_KEY, data);
     61     }
     62 
     63 }
     64