testgetclass.java

来自「java课件」· Java 代码 · 共 21 行

/** TestGetClass.java */
import java.lang.reflect.*;

public class TestGetClass {
  public static void main(String[] args){
    Object obj = new Object();
    Class metaObj = obj.getClass();
    System.out.println("obj的类名:" + metaObj.getName());
    System.out.println("字段列表-------------------------------------");
    Field[] fields = metaObj.getFields();
    for(int i=0; i < fields.length; i++){
      System.out.println("字段名称:"+fields[i].toString());
    }
    System.out.println("方法列表------------------------------------");
    Method[] methods = metaObj.getMethods();
    for(int i=0; i < methods.length; i++){
      System.out.println("方法名称:"+methods[i].toString());
    }
  }
}