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/**
 * Copyright (c) 2014-2015, biezhi 王爵 ([email protected])
 *
 * 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.unique.commons.utils;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;

/**
 * 序列化类
 * @author biezhi
 * @since 1.0
 */
public class SerializeUtil {

	/**
	 * 序列化
	 * @param object 要被序列化的对象
	 * @return 序列化后的字节码
	 */
	public static byte[] serialize(Serializable object) {
		byte[] bytes = null;
		ObjectOutputStream oos = null;
		ByteArrayOutputStream baos = null;
		try {
			baos = new ByteArrayOutputStream();
			oos = new ObjectOutputStream(baos);
			oos.writeObject(object);
			oos.flush();
		} catch (Exception e) {
			throw new RuntimeException(e);
		} finally {
			if (oos != null) {
				try {
					oos.close();
					bytes = baos.toByteArray();
				} catch (IOException e) {
					throw new RuntimeException(e);
				}
			}
		}
		return bytes;
	}

	/**
	 * 反序列化
	 * @param bytes 反序列化的字节码
	 * @return 反序列化后的对象
	 */
	public static Serializable unserialize(byte[] bytes) {
		Serializable obj = null;
		ObjectInputStream ois = null;
		try {
			ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
			ois = new ObjectInputStream(bais);
			obj = (Serializable) ois.readObject();
		} catch (Exception e) {
			throw new RuntimeException(e);
		} finally {
			if (ois != null) {
				try {
					ois.close();
				} catch (IOException e) {
					throw new RuntimeException(e);
				}
			}
		}
		return obj;
	}

}