arraytest1.java

疯狂Java讲义_源码(含Java设计模式CHM

import java.lang.reflect.*;
/**
 * Description:
 * <br/>Copyright (C), 2008-2010, 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 ArrayTest1 
{
	public static void main(String args[])
	{
		try
		{
			//创建一个元素类型为String ，长度为10的数组
			Object arr = Array.newInstance(String.class, 10);
			//依次为arr数组中index为5、6的元素赋值
			Array.set(arr, 5, "Struts2权威指南");
			Array.set(arr, 6, "ROR敏捷开发最佳实践");
			//依次取出arr数组中index为5、6的元素的值
			Object book1 = Array.get(arr , 5);
			Object book2 = Array.get(arr , 6);
			//输出arr数组中index为5、6的元素
			System.out.println(book1);
			System.out.println(book2);
		}
		catch (Throwable e)
		{
			System.err.println(e);
		}
	}
}