深度拷贝

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

public class DeepCopyBean implements Serializable {

	private static final long serialVersionUID = 1L;

	private String objectField;
	private int primitiveField;

	public String getObjectField() {
		return objectField;
	}

	public void setObjectField(String objectField) {
		this.objectField = objectField;
	}

	public int getPrimitiveField() {
		return primitiveField;
	}

	public void setPrimitiveField(int primitiveField) {
		this.primitiveField = primitiveField;
	}

	/**
	 * 深度拷贝
	 * @return
	 */
	public DeepCopyBean deepCopy() {
		try {
			ByteArrayOutputStream buf = new ByteArrayOutputStream();
			ObjectOutputStream out = new ObjectOutputStream(buf);
			out.writeObject(this);

			ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(buf.toByteArray()));
			return (DeepCopyBean)in.readObject();
		} catch (IOException e) {
			e.printStackTrace();
		} catch (ClassNotFoundException e) {
			e.printStackTrace();
		}
		return null;
	}

}