| /* |
| * 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.ftpserver.command.impl; |
| |
| import java.io.IOException; |
| |
| import org.apache.ftpserver.command.AbstractCommand; |
| import org.apache.ftpserver.command.impl.listing.DirectoryLister; |
| import org.apache.ftpserver.command.impl.listing.LISTFileFormater; |
| import org.apache.ftpserver.command.impl.listing.ListArgument; |
| import org.apache.ftpserver.command.impl.listing.ListArgumentParser; |
| import org.apache.ftpserver.ftplet.FtpException; |
| import org.apache.ftpserver.ftplet.FtpFile; |
| import org.apache.ftpserver.ftplet.FtpReply; |
| import org.apache.ftpserver.ftplet.FtpRequest; |
| import org.apache.ftpserver.impl.FtpIoSession; |
| import org.apache.ftpserver.impl.FtpServerContext; |
| import org.apache.ftpserver.impl.LocalizedDataTransferFtpReply; |
| import org.apache.ftpserver.impl.LocalizedFileActionFtpReply; |
| import org.apache.ftpserver.impl.LocalizedFtpReply; |
| |
| /** |
| * <strong>Internal class, do not use directly.</strong> |
| * |
| * <code>STAT [<SP> <pathname>] <CRLF></code><br> |
| * |
| * This command shall cause a status response to be sent over the control |
| * connection in the form of a reply. |
| * |
| * @author <a href="http://mina.apache.org">Apache MINA Project</a> |
| */ |
| public class STAT extends AbstractCommand { |
| |
| private static final LISTFileFormater LIST_FILE_FORMATER = new LISTFileFormater(); |
| |
| private final DirectoryLister directoryLister = new DirectoryLister(); |
| |
| /** |
| * Execute command |
| */ |
| public void execute(final FtpIoSession session, |
| final FtpServerContext context, final FtpRequest request) |
| throws IOException { |
| |
| // reset state variables |
| session.resetState(); |
| |
| if(request.getArgument() != null) { |
| ListArgument parsedArg = ListArgumentParser.parse(request.getArgument()); |
| |
| // check that the directory or file exists |
| FtpFile file = null; |
| try { |
| file = session.getFileSystemView().getFile(parsedArg.getFile()); |
| if(!file.doesExist()) { |
| session.write(LocalizedDataTransferFtpReply.translate(session, request, context, |
| FtpReply.REPLY_450_REQUESTED_FILE_ACTION_NOT_TAKEN, "LIST", |
| null, file)); |
| return; |
| } |
| |
| String dirList = directoryLister.listFiles(parsedArg, |
| session.getFileSystemView(), LIST_FILE_FORMATER); |
| |
| session |
| .write(new LocalizedFileActionFtpReply( |
| FtpReply.REPLY_200_COMMAND_OKAY, |
| dirList, file)); |
| |
| } catch (FtpException e) { |
| session |
| .write(LocalizedFileActionFtpReply |
| .translate( |
| session, |
| request, |
| context, |
| FtpReply.REPLY_450_REQUESTED_FILE_ACTION_NOT_TAKEN, |
| "STAT", null, file)); |
| } |
| |
| } else { |
| // write the status info |
| session.write(LocalizedFtpReply.translate(session, request, context, |
| FtpReply.REPLY_211_SYSTEM_STATUS_REPLY, "STAT", null)); |
| } |
| } |
| |
| } |