Java.io.ObjectStreamClass.lookupAny() Method


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Description

The java.io.ObjectStreamClass.lookupAny(Class<?> cl) method returns the descriptor for any class, regardless of whether it implements Serializable.

Declaration

Following is the declaration for java.io.ObjectStreamClass.lookupAny() method.

public static ObjectStreamClass lookupAny(Class<?> cl)

Parameters

cl − class for which to get the descriptor.

Return Value

This method returns the class descriptor for the specified class.

Exception

NA

Example

The following example shows the usage of java.io.ObjectStreamClass.lookupAny() method.

package com.tutorialspoint;

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

public class ObjectStreamClassDemo {

   public static void main(String[] args) {
   
      // create a new object stream class for Integers
      ObjectStreamClass osc = ObjectStreamClass.lookupAny(Integer.class);

      // get the name for Integers
      System.out.println("" + osc.getName());

      // create a new object stream class for Thread, which is not serializable
      ObjectStreamClass osc2 = ObjectStreamClass.lookupAny(Thread.class);

      // get the name for Calendar
      System.out.println("" + osc2.getName());
   }
}

Let us compile and run the above program, this will produce the following result −

java.lang.Integer
java.lang.Thread

java_io_objectstreamclass.htm

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