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.strategy;
019    
020    import java.io.File;
021    
022    /**
023     * @version $Revision: 1.1 $
024     */
025    public class DefaultFileRenamer implements FileRenamer {
026        private String namePrefix;
027        private String namePostfix;
028    
029        public DefaultFileRenamer() {
030        }
031    
032        public DefaultFileRenamer(String namePrefix, String namePostfix) {
033            this.namePrefix = namePrefix;
034            this.namePostfix = namePostfix;
035        }
036    
037        public File renameFile(File file) {
038            File parent = file.getParentFile();
039            String name = renameFileName(file);
040            return new File(parent, name);
041        }
042    
043        public String getNamePostfix() {
044            return namePostfix;
045        }
046    
047        /**
048         * Sets the name postfix appended to moved files. For example
049         * to rename all the files from * to *.done set this value to ".done"
050         */
051        public void setNamePostfix(String namePostfix) {
052            this.namePostfix = namePostfix;
053        }
054    
055        public String getNamePrefix() {
056            return namePrefix;
057        }
058    
059        /**
060         * Sets the name prefix appended to moved files. For example
061         * to move processed files into a hidden directory called ".camel"
062         * set this value to ".camel/"
063         */
064        public void setNamePrefix(String namePrefix) {
065            this.namePrefix = namePrefix;
066        }
067    
068    
069        protected String renameFileName(File file) {
070            StringBuffer buffer = new StringBuffer();
071            if (namePrefix != null) {
072                buffer.append(namePrefix);
073            }
074            buffer.append(file.getName());
075            if (namePostfix != null) {
076                buffer.append(namePostfix);
077            }
078            return buffer.toString();
079        }
080    }