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; 018 019 import java.io.File; 020 import java.io.IOException; 021 import java.util.Date; 022 023 import org.apache.camel.CamelContext; 024 import org.apache.camel.Exchange; 025 import org.apache.camel.ExchangePattern; 026 import org.apache.camel.impl.DefaultExchange; 027 028 /** 029 * A {@link Exchange} for File 030 * 031 * @version $Revision: 63947 $ 032 */ 033 public class FileExchange extends DefaultExchange { 034 private File file; 035 036 public FileExchange(CamelContext camelContext, ExchangePattern pattern, File file) { 037 super(camelContext, pattern); 038 setFile(file); 039 } 040 041 public FileExchange(DefaultExchange parent, File file) { 042 super(parent); 043 setFile(file); 044 } 045 046 public File getFile() { 047 return this.file; 048 } 049 050 public void setFile(File file) { 051 setIn(new FileMessage(file)); 052 this.file = file; 053 populateHeaders(file); 054 } 055 056 public Exchange newInstance() { 057 return new FileExchange(this, getFile()); 058 } 059 060 private void populateHeaders(File file) { 061 // set additional headers with file information 062 if (file != null) { 063 getIn().setHeader("CamelFileName", file.getName()); 064 getIn().setHeader("CamelFileAbsolutePath", file.getAbsolutePath()); 065 getIn().setHeader("CamelFileParent", file.getParent()); 066 getIn().setHeader("CamelFilePath", file.getPath()); 067 try { 068 getIn().setHeader("CamelFileCanonicalPath", file.getCanonicalPath()); 069 } catch (IOException e) { 070 // ignore 071 } 072 if (file.length() > 0) { 073 getIn().setHeader("CamelFileLength", new Long(file.length())); 074 } 075 if (file.lastModified() > 0) { 076 getIn().setHeader("CamelFileLastModified", new Date(file.lastModified())); 077 } 078 } 079 } 080 081 }