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.strategy; 018 019 import java.io.File; 020 import java.io.IOException; 021 022 import org.apache.camel.component.file.FileEndpoint; 023 import org.apache.camel.component.file.FileExchange; 024 import org.apache.commons.logging.Log; 025 import org.apache.commons.logging.LogFactory; 026 027 /** 028 * A strategy to rename a file 029 * 030 * @version $Revision: 1.1 $ 031 */ 032 public class RenameFileStrategy extends FileStategySupport { 033 private static final transient Log LOG = LogFactory.getLog(RenameFileStrategy.class); 034 035 private String namePrefix; 036 private String namePostfix; 037 038 public RenameFileStrategy() { 039 this(true); 040 } 041 042 public RenameFileStrategy(boolean lock) { 043 this(lock, ".camel/", ""); 044 } 045 046 public RenameFileStrategy(boolean lock, String namePrefix, String namePostfix) { 047 super(lock); 048 if (namePrefix != null) { 049 this.namePrefix = namePrefix; 050 } 051 if (namePostfix != null) { 052 this.namePostfix = namePostfix; 053 } 054 } 055 056 public void commit(FileEndpoint endpoint, FileExchange exchange, File file) throws Exception { 057 File parent = file.getParentFile(); 058 String name = getNamePrefix() + file.getName() + getNamePostfix(); 059 File newName = new File(parent, name); 060 newName.getParentFile().mkdirs(); 061 062 if (LOG.isDebugEnabled()) { 063 LOG.debug("Renaming file: " + file + " to: " + newName); 064 } 065 boolean renamed = file.renameTo(newName); 066 if (!renamed) { 067 throw new IOException("Could not rename file from: " + file + " to " + newName); 068 } 069 super.commit(endpoint, exchange, file); 070 } 071 072 public String getNamePostfix() { 073 return namePostfix; 074 } 075 076 /** 077 * Sets the name postfix appended to moved files. For example 078 * to rename all the files from * to *.done set this value to ".done" 079 */ 080 public void setNamePostfix(String namePostfix) { 081 this.namePostfix = namePostfix; 082 } 083 084 public String getNamePrefix() { 085 return namePrefix; 086 } 087 088 /** 089 * Sets the name prefix appended to moved files. For example 090 * to move processed files into a hidden directory called ".camel" 091 * set this value to ".camel/" 092 */ 093 public void setNamePrefix(String namePrefix) { 094 this.namePrefix = namePrefix; 095 } 096 }