reflect_demo8.java

java编程源代码

import java.lang.reflect.*;

public class reflect_demo8{
   public static void main(String args[])
   {
        try 
		{
           Class cls = Class.forName("test");
           Field fld_a=cls.getField("a");
		   test t=new test();

		   fld_a.setInt(t,13);

            System.out.println(t.a);
         }
         catch (Throwable e) {
            System.err.println(e);
         }
   }
}

class test
{
	private String name;
	public int a;
	public test(String name, int a)
	{
		this.name=name;
		this.a=a;
	}
	public test()
	{
	}
 	public void show()
	{
	    System.out.println("hello the test");
	}
	public int add(int a,int b)
	{
	    return a+b;
	}
}