/*
* Copyright 2006-2010 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.batch.support;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
/**
* Static utility to help with serialization.
*
* @author Dave Syer
*
*/
public class SerializationUtils {
/**
* Serialize the object provided.
*
* @param object the object to serialize
* @return an array of bytes representing the object in a portable fashion
*/
public static byte[] serialize(Object object) {
if (object==null) {
return null;
}
ByteArrayOutputStream stream = new ByteArrayOutputStream();
try {
new ObjectOutputStream(stream).writeObject(object);
} catch (IOException e) {
throw new IllegalStateException("Could not serialize object of type: "+object.getClass(), e);
}
return stream.toByteArray();
}
/**
* @param bytes a serialized object created
* @return the result of deserializing the bytes
*/
public static Object deserialize(byte[] bytes) {
if (bytes==null) {
return null;
}
try {
return new ObjectInputStream(new ByteArrayInputStream(bytes)).readObject();
}
catch (IOException e) {
throw new IllegalStateException("Could not deserialize object", e);
}
catch (ClassNotFoundException e) {
throw new IllegalStateException("Could not deserialize object type", e);
}
}
}
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