package org.javaniu.encryptanddecrypt;

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

/**
 * 对象与字节数组互相转�?
 * @author javaniu_飞翔
 */
public class Convertor {

	public static void main(String[] args) {

	}
	
	
	/**
	 * 把字节数组转换成对象
	 * @param data
	 * @return
	 */
	public static Object deserialize( byte[] data ) {
		Object obj = null;
	    ByteArrayInputStream in = new ByteArrayInputStream(data);
	    ObjectInputStream is;
		try {
			is = new ObjectInputStream(in);
			obj = is.readObject();
		} catch (Exception e) {
			e.printStackTrace();
		}
	    return obj;
	}
	
	/**
	 * 把对象转换成字节数组
	 * @param obj
	 * @return
	 */
	public static byte[] toByteArray( Object obj ) {
		byte[] b = null;
		try {
			ByteArrayOutputStream out = new ByteArrayOutputStream();
			ObjectOutputStream os = new ObjectOutputStream(out);
			os.writeObject( obj );
			b = out.toByteArray();
		} catch (IOException e) {
			e.printStackTrace();
		}
		return  b;
	}
	
	

}