java反射样例_JAVA_编程开发_程序员俱乐部

package test;

import java.lang.reflect.Method;

class Foo {
	public String fool(String[] say) {
		for (String i : say)
			System.out.println("I want to say :" + i);
		return "success";
	}
}

public class Test {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		System.out.println("main started...");
		try {
			Class<Foo> c = Foo.class;
			System.out.println("c = " + c);
			Object invoker = c.newInstance();
			System.out.println("invoker = " + invoker.getClass());
			Method m = c.getMethod("fool", new Class[] { String[].class });
			System.out.println(m.invoke(invoker, new Object[] { new String[]{"1", "2", "3"} }));
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

}