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
021 /**
022 * Camel default file renamer.
023 *
024 * @version $Revision: 647463 $
025 */
026 public class DefaultFileRenamer implements FileRenamer {
027
028 private static final boolean ON_WINDOWS = System.getProperty("os.name").startsWith("Windows");
029
030 private String namePrefix;
031 private String namePostfix;
032
033 public DefaultFileRenamer() {
034 }
035
036 public DefaultFileRenamer(String namePrefix, String namePostfix) {
037 this.namePrefix = namePrefix;
038 this.namePostfix = namePostfix;
039 }
040
041 public File renameFile(File file) {
042 File parent = file.getParentFile();
043 String name = renameFileName(file);
044
045 if (ON_WINDOWS && (name.indexOf(":") >= 0 || name.startsWith("//"))) {
046 return new File(name);
047 }
048 return new File(parent, name);
049 }
050
051 public String getNamePostfix() {
052 return namePostfix;
053 }
054
055 /**
056 * Sets the name postfix appended to moved files. For example
057 * to rename all the files from * to *.done set this value to ".done"
058 */
059 public void setNamePostfix(String namePostfix) {
060 this.namePostfix = namePostfix;
061 }
062
063 public String getNamePrefix() {
064 return namePrefix;
065 }
066
067 /**
068 * Sets the name prefix appended to moved files. For example
069 * to move processed files into a hidden directory called ".camel"
070 * set this value to ".camel/"
071 */
072 public void setNamePrefix(String namePrefix) {
073 this.namePrefix = namePrefix;
074 }
075
076 protected String renameFileName(File file) {
077 StringBuffer buffer = new StringBuffer();
078 if (namePrefix != null) {
079 buffer.append(namePrefix);
080 }
081 buffer.append(file.getName());
082 if (namePostfix != null) {
083 buffer.append(namePostfix);
084 }
085 return buffer.toString();
086 }
087 }