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 */ 017package org.apache.camel.impl; 018 019import java.io.IOException; 020import java.io.InputStream; 021import java.io.ObjectInput; 022import java.io.ObjectOutput; 023import java.io.OutputStream; 024 025import org.apache.camel.Exchange; 026import org.apache.camel.spi.DataFormat; 027import org.apache.camel.spi.DataFormatName; 028import org.apache.camel.util.ExchangeHelper; 029 030/** 031 * The <a href="http://camel.apache.org/data-format.html">data format</a> 032 * using Java Serialization. 033 * 034 * @version 035 */ 036public class SerializationDataFormat extends org.apache.camel.support.ServiceSupport implements DataFormat, DataFormatName { 037 038 @Override 039 public String getDataFormatName() { 040 return "serialization"; 041 } 042 043 public void marshal(Exchange exchange, Object graph, OutputStream stream) throws Exception { 044 ObjectOutput out = ExchangeHelper.convertToMandatoryType(exchange, ObjectOutput.class, stream); 045 try { 046 out.writeObject(graph); 047 } finally { 048 out.flush(); 049 try { 050 out.close(); 051 } catch (IOException e) { 052 // ignore 053 } 054 } 055 } 056 057 public Object unmarshal(Exchange exchange, InputStream stream) throws Exception { 058 ObjectInput in = ExchangeHelper.convertToMandatoryType(exchange, ObjectInput.class, stream); 059 try { 060 return in.readObject(); 061 } finally { 062 try { 063 in.close(); 064 } catch (IOException e) { 065 // ignore 066 } 067 } 068 } 069 070 @Override 071 protected void doStart() throws Exception { 072 // noop 073 } 074 075 @Override 076 protected void doStop() throws Exception { 077 // noop 078 } 079}