apple.java

疯狂Java讲义_源码(含Java设计模式CHM

/**
 * Description:
 * <br/>Copyright (C), 2005-2008, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee [e-mail]
 * @version  1.0
 */
public class Apple
{
	public String name;
	public String color;
	public double weight;

	public Apple()
	{
	}
	//两个参数的构造器
	public Apple(String name , String color)
	{
		this.name = name;
		this.color = color;
	}
	//三个参数的构造器
	public Apple(String name , String color , double weight)
	{
		//通过this调用另一个重载的构造器的初始化代码
		this(name , color);
		//下面this引用该构造器正在初始化的Java对象
		this.weight = weight;
	}
}