反射类的字段

@Test  
public void test6() throws Exception {  
      
    Person person = new Person();  
      
    Class c1 = Class.forName("com.lan.reflect.Person");  
      
    Field f = c1.getField("name");  
    //获取字段的值  
    Object value = f.get(person);  
    //获取字段的类型  
    Class type = f.getType();  
      
    if(type.equals(String.class))  
    {  
        String valueString = (String) value;  
        System.out.println(valueString);  
    }  
      
    //设置字段的值  
    f.set(person, "xxxxxxx");  
    System.out.println(person.name);  
}  
  
  
@Test  
public void test7() throws Exception {  
      
    Person person = new Person();  
      
    Class c1 = Class.forName("com.lan.reflect.Person");  
      
    Field f = c1.getDeclaredField("password");  
    f.setAccessible(true);  
      
    System.out.println(f.get(person));  
}  

package com.lan.reflect;  
  
import com.sun.xml.internal.bind.v2.schemagen.xmlschema.List;  
  
  
public class Person {  
    public static void main(String[] args) {  
        System.out.println("main");  
    }  
      
      
    public String name = "aaa";  
      
    private int password = 123;  
      
    private static int age = 30;  
      
    public Person() {  
        System.out.println("person");  
    }  
}