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Java ObjectStreamField getName() Method with Example

ObjectStreamField Class getName() method: Here, we are going to learn about the getName() method of ObjectStreamField Class with its syntax and example.
Submitted by Preeti Jain, on April 12, 2020

ObjectStreamField Class getName() method

• getName() method is available in java.io package.
• getName() method is used to get the name of this ObjectStreamField field.
• getName() method is a non-static method, it is accessible with the class object only and if we try to access the method with the class name then we will get an error.
• getName() method does not throw an exception at the time of returning name.

Syntax:

    public String getName();

Parameter(s):

• It does not accept any parameter.

Return value:

The return type of the method is String, it returns String denoting the name of the serializable field.

Example:

// Java program to demonstrate the example 
// of String getName() method 
// of ObjectStreamField

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

public class GetNameOfOSF {
 public static void main(String[] args) {
  // Instantiates ObjectStreamClass for Calendar
  ObjectStreamClass o_sc = ObjectStreamClass.lookup(Calendar.class);

  // By using getField() method is to get the field
  // value from Calendar 
  ObjectStreamField field1 = o_sc.getField("isTimeSet");
  ObjectStreamField field2 = o_sc.getField("isSet");

  // By using getName() method is to returm
  // the name of the field

  String field1_name = field1.getName();
  System.out.println("field1.getName(): " + field1_name);

  String field2_name = field2.getName();
  System.out.println("field2.getName(): " + field2_name);
 }
}

Output

field1.getName(): isTimeSet
field2.getName(): isSet