public class FieldReflactTest{
   public static final String a="test";
   protected int b;
   private int c;
   String d;
   public static void main(String[] args){
      Field[] fields=FieldReflactTest.class.getDeclaredFields();
      for(Field field:fields){
         String descriptor=Modifier.toString(field.getModifiers());//获得其属性的修饰
         descriptor=descriptor.equals("")==true?"":descriptor+" "; 
         System.out.println(descriptor+field.getName()+"="+field.get(new             FieldReflactTest()));      
       }
   }
}