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.camel.component.file.remote;
018
019 import java.io.IOException;
020 import java.io.InputStream;
021
022 import org.apache.camel.Exchange;
023 import org.apache.camel.RuntimeCamelException;
024 import org.apache.commons.net.ftp.FTPClient;
025
026 public class FtpProducer extends RemoteFileProducer<RemoteFileExchange> {
027 FtpEndpoint endpoint;
028 private final FTPClient client;
029
030 public FtpProducer(FtpEndpoint endpoint, FTPClient client) {
031 super(endpoint);
032 this.endpoint = endpoint;
033 this.client = client;
034 }
035
036 public void process(Exchange exchange) throws Exception {
037 process(endpoint.toExchangeType(exchange));
038 }
039
040 public void process(RemoteFileExchange exchange) throws Exception {
041 final String fileName;
042 InputStream payload = exchange.getIn().getBody(InputStream.class);
043 final String endpointFile = endpoint.getConfiguration().getFile();
044 client.changeWorkingDirectory(endpointFile); // TODO this line might
045 // not be needed...
046 // check after finish
047 // writing unit tests
048 if (endpointFile == null) {
049 throw new NullPointerException("Null Endpoint File");
050 } else {
051 if (endpoint.getConfiguration().isDirectory()) {
052 fileName = endpointFile + "/" + exchange.getIn().getMessageId();
053 } else {
054 fileName = endpointFile;
055 }
056 }
057 buildDirectory(client, fileName.substring(0, fileName.lastIndexOf('/')));
058 final boolean success = client.storeFile(fileName, payload);
059 if (!success) {
060 throw new RuntimeCamelException("error sending file");
061 }
062 }
063
064 @Override
065 protected void doStart() throws Exception {
066 super.doStart();
067 // client.connect(endpoint.getConfiguration().getHost());
068 // client.login(endpoint.getConfiguration().getUsername(),
069 // endpoint.getConfiguration().getPassword());
070 // client.setFileType(endpoint.getConfiguration().isBinary() ?
071 // FTPClient.BINARY_FILE_TYPE : FTPClient.ASCII_FILE_TYPE);
072 }
073
074 @Override
075 protected void doStop() throws Exception {
076 client.disconnect();
077 super.doStop();
078 }
079
080 protected static boolean buildDirectory(FTPClient ftpClient, String dirName) throws IOException {
081 boolean atLeastOneSuccess = false;
082 final StringBuilder sb = new StringBuilder(dirName.length());
083 final String[] dirs = dirName.split("\\/");
084 for (String dir : dirs) {
085 sb.append('/').append(dir);
086 final boolean success = ftpClient.makeDirectory(sb.toString());
087 System.out.println(sb.toString() + " = " + success);
088 if (!atLeastOneSuccess && success) {
089 atLeastOneSuccess = true;
090 }
091 }
092 return atLeastOneSuccess;
093 }
094 }