Java.io.ObjectStreamField.isUnshared()方法

package com.jb51.cc;

import java.io.*;
import java.util.Calendar;

public class ObjectStreamFieldDemo {

   public static void main(String[] args) {

      // create a new object stream class for Integers
      ObjectStreamClass osc = ObjectStreamClass.lookup(Integer.class);

      // get the field value from Integer class
      ObjectStreamField field = osc.getField(value);

      // check if field is unshared
      System.out.println( + field.isUnshared());

      // create a new object stream class for calendar
      ObjectStreamClass osc2 = ObjectStreamClass.lookup(Calendar.class);

      // get the field value from Integer class
      ObjectStreamField field2 = osc2.getField(isSet);

      // check if field is unshared
      System.out.println( + field2.isUnshared());

   }
}