001 /** 002 * 003 * Licensed to the Apache Software Foundation (ASF) under one or more 004 * contributor license agreements. See the NOTICE file distributed with 005 * this work for additional information regarding copyright ownership. 006 * The ASF licenses this file to You under the Apache License, Version 2.0 007 * (the "License"); you may not use this file except in compliance with 008 * the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 package org.apache.camel.component.file.remote; 019 020 import com.jcraft.jsch.ChannelSftp; 021 import com.jcraft.jsch.SftpException; 022 import org.apache.camel.Exchange; 023 import org.apache.camel.RuntimeCamelException; 024 025 import java.io.IOException; 026 import java.io.InputStream; 027 028 public class SftpProducer extends RemoteFileProducer<RemoteFileExchange> { 029 SftpEndpoint endpoint; 030 private final ChannelSftp channel; 031 032 public SftpProducer(SftpEndpoint endpoint, ChannelSftp channelSftp) { 033 super(endpoint); 034 this.endpoint = endpoint; 035 this.channel = channelSftp; 036 } 037 038 public void process(Exchange exchange) throws Exception { 039 process(endpoint.toExchangeType(exchange)); 040 } 041 042 public void process(RemoteFileExchange exchange) throws Exception { 043 final String fileName; 044 InputStream payload = exchange.getIn().getBody(InputStream.class); 045 final String endpointFile = endpoint.getConfiguration().getFile(); 046 channel.cd(endpointFile); 047 if (endpointFile == null) { 048 throw new NullPointerException("Null Endpoint File"); 049 } 050 else { 051 if (endpoint.getConfiguration().isDirectory()) { 052 fileName = endpointFile + "/" + exchange.getIn().getMessageId(); 053 } 054 else { 055 fileName = endpointFile; 056 } 057 } 058 buildDirectory(channel, fileName.substring(0, fileName.lastIndexOf('/'))); 059 try { 060 channel.put(payload, fileName); 061 } 062 catch (SftpException e) { 063 throw new RuntimeCamelException("error sending file", e); 064 } 065 } 066 067 @Override 068 protected void doStart() throws Exception { 069 super.doStart(); 070 // channel.connect(endpoint.getConfiguration().getHost()); 071 // channel.login(endpoint.getConfiguration().getUsername(), endpoint.getConfiguration().getPassword()); 072 // channel.setFileType(endpoint.getConfiguration().isBinary() ? SftpClient.BINARY_FILE_TYPE : SftpClient.ASCII_FILE_TYPE); 073 } 074 075 @Override 076 protected void doStop() throws Exception { 077 channel.disconnect(); 078 super.doStop(); 079 } 080 081 protected static boolean buildDirectory(ChannelSftp sftpClient, String dirName) throws IOException { 082 boolean atLeastOneSuccess = false; 083 final StringBuilder sb = new StringBuilder(dirName.length()); 084 final String[] dirs = dirName.split("\\/"); 085 for (String dir : dirs) { 086 sb.append('/').append(dir); 087 try { 088 sftpClient.mkdir(sb.toString()); 089 if (!atLeastOneSuccess) { 090 atLeastOneSuccess = true; 091 } 092 } 093 catch (SftpException e) { 094 // ignore 095 } 096 } 097 return atLeastOneSuccess; 098 } 099 }