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      1 /*
      2  * Copyright 2008 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 
     22 /**
     23  * CommandHandler for the DELE command. Handler logic:
     24  * <ol>
     25  * <li>If the user has not logged in, then reply with 530</li>
     26  * <li>If the required pathname parameter is missing, then reply with 501</li>
     27  * <li>If the pathname parameter does not specify an existing file then reply with 550</li>
     28  * <li>If the current user does not have write access to the parent directory, then reply with 550</li>
     29  * <li>Otherwise, delete the named file and reply with 250</li>
     30  * </ol>
     31  * The supplied pathname may be absolute or relative to the current directory.
     32  *
     33  * @author Chris Mair
     34  * @version $Revision$ - $Date$
     35  */
     36 public class DeleCommandHandler extends AbstractFakeCommandHandler {
     37 
     38     protected void handle(Command command, Session session) {
     39         verifyLoggedIn(session);
     40         String path = getRealPath(session, command.getRequiredParameter(0));
     41 
     42         this.replyCodeForFileSystemException = ReplyCodes.READ_FILE_ERROR;
     43         verifyFileSystemCondition(getFileSystem().isFile(path), path, "filesystem.isNotAFile");
     44 
     45         // User must have write permission to the parent directory
     46         verifyWritePermission(session, getFileSystem().getParent(path));
     47 
     48         getFileSystem().delete(path);
     49         sendReply(session, ReplyCodes.DELE_OK, "dele", list(path));
     50     }
     51 
     52 }