001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.activemq.blob; 018 019 import java.io.File; 020 import java.io.FileInputStream; 021 import java.io.IOException; 022 import java.io.InputStream; 023 import java.net.MalformedURLException; 024 import java.net.URL; 025 026 import javax.jms.JMSException; 027 028 import org.apache.activemq.command.ActiveMQBlobMessage; 029 import org.apache.commons.net.ftp.FTPClient; 030 031 /** 032 * A FTP implementation of {@link BlobUploadStrategy}. 033 */ 034 public class FTPBlobUploadStrategy extends FTPStrategy implements BlobUploadStrategy { 035 036 public FTPBlobUploadStrategy(BlobTransferPolicy transferPolicy) throws MalformedURLException { 037 super(transferPolicy); 038 } 039 040 public URL uploadFile(ActiveMQBlobMessage message, File file) throws JMSException, IOException { 041 return uploadStream(message, new FileInputStream(file)); 042 } 043 044 public URL uploadStream(ActiveMQBlobMessage message, InputStream in) 045 throws JMSException, IOException { 046 047 FTPClient ftp = createFTP(); 048 try { 049 String path = url.getPath(); 050 String workingDir = path.substring(0, path.lastIndexOf("/")); 051 String filename = message.getMessageId().toString().replaceAll(":", "_"); 052 ftp.setFileType(FTPClient.BINARY_FILE_TYPE); 053 054 String url; 055 if(!ftp.changeWorkingDirectory(workingDir)) { 056 url = this.url.toString().replaceFirst(this.url.getPath(), "")+"/"; 057 } else { 058 url = this.url.toString(); 059 } 060 061 if (!ftp.storeFile(filename, in)) { 062 throw new JMSException("FTP store failed: " + ftp.getReplyString()); 063 } 064 return new URL(url + filename); 065 } finally { 066 ftp.quit(); 067 ftp.disconnect(); 068 } 069 070 } 071 072 }