java反射(四)

import java.lang.reflect.Field;

public class TestPrivate2 {
	public static void main(String[] args) throws Exception {
		Private2 p = new Private2();
		Class classType = p.getClass();
		Field field = classType.getDeclaredField("username");
		field.setAccessible(true);
		field.set(p, "lisi");
		System.out.println(p.getName());
	}
}

class Private2 {
	private String username = "zhangsan";

	public String getName() {
		return username;
	}
}