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 org.apache.camel.Message;
020    import org.apache.camel.impl.DefaultMessage;
021    
022    /**
023     * Generic file message
024     */
025    public class GenericFileMessage<T> extends DefaultMessage {
026        private GenericFile<T> file;
027    
028        public GenericFileMessage() {
029        }
030    
031        public GenericFileMessage(GenericFile<T> file) {
032            this.file = file;
033        }
034    
035        @Override
036        protected Object createBody() {
037            return file != null ? file.getBody() : super.createBody();
038        }
039    
040        public GenericFile<T> getGenericFile() {
041            return file;
042        }
043    
044        public void setGenericFile(GenericFile<T> file) {
045            this.file = file;
046        }
047    
048        @Override
049        public GenericFileMessage<T> newInstance() {
050            return new GenericFileMessage<T>();
051        }
052    
053        @Override
054        @SuppressWarnings("unchecked")
055        public void copyFrom(Message that) {
056            super.copyFrom(that);
057    
058            if (that instanceof GenericFileMessage) {
059                setGenericFile(((GenericFileMessage) that).getGenericFile());
060            }
061        }
062    
063        @Override
064        public String toString() {
065            // only output the filename as body can be big
066            if (file != null) {
067                return file.getFileName();
068            }
069            return getClass().getName() + "@" + Integer.toHexString(hashCode());
070        }
071    }