/**

 *

 */

package P;

import java.awt.List;

import java.lang.reflect.Array;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.Date;

import java.util.GregorianCalendar;

import java.util.HashMap;

import javax.swing.plaf.basic.BasicInternalFrameTitlePane.MaximizeAction;

import S.Smty;

/**

 * @author Administrator

 *

 */

public class Q {

	/**

	 * @param args

	 */

	public static void main(String[] args) {

		Person p =new Person.Builder("mike").setAge(14).build();

		System.out.println(p.getName());

		System.out.println(p.getAge());

	}

}

class Person {

	private String name;

	private int age;

 	public static class Builder{

 		private String name=null;

 		private int age=0;

 		public Builder(String name){

 			this.name=name;

 		}

 		public Builder setAge(int age) {

 			this.age=age;

 			return this;

 		}

 		public Person build() {

 			return new Person(this);

 		}

 	}

 	public Person(Builder builder) {

 		this.name=builder.name;

 		this.age=builder.age;

 	}

 	public String getName() {

		return name;

	}

 	public int getAge() {

		return age;

	}

}