JAVA NIO 의 2

import java.io.Serializable;

/**
 *     ,  ObjectOutputStream、ObjectInputStream
 *   ，          
 * @author oy
 *
 */
public class User implements Serializable{
	
	private static final long serialVersionUID = 588789688009378496L;

	private int age;
	
	private String name;
	
	/* Ignore this attribution */
	private transient String school;

	public User(String name, int age, String school){
		this.name = name;
		this.age = age;
		this.school = school;
	}

	public int getAge() {
		return age;
	}
	public void setAge(int age) {
		this.age = age;
	}
	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public String getSchool() {
		return school;
	}

	public void setSchool(String school) {
		this.school = school;
	}

	@Override
	public String toString() {
		return "User [age=" + age + ", name=" + name + ", school=" + school
				+ "]";
	}
}

 /*        */
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutputStream oos = new ObjectOutputStream(baos);
oos.writeObject(new User("Test", 30, "xx  "));
channel.write(ByteBuffer.wrap(baos.toByteArray()));

/*        */
ByteBuffer buffer = ByteBuffer.allocate(1024);
channel.read(buffer);
byte[] data = buffer.array();
ByteArrayInputStream bais = new ByteArrayInputStream(data);
ObjectInputStream ois = new ObjectInputStream(bais);
User user = (User)ois.readObject();