ObjectStreamClass 

Introduction

The Java.io.ObjectStreamClass class is Serialization’s descriptor for classes. It contains the name and serialVersionUID of the class. The ObjectStreamClass for a specific class loaded in this Java VM can be found/created using the lookup method.

Class declaration

Following is the declaration for Java.io.ObjectStreamClass class −

public class ObjectStreamClass
   extends Object
      implements Serializable

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Field

Following are the fields for Java.io.ObjectStreamClass class −

• static ObjectStreamField[] NO_FIELDS − This is the serialPersistentFields value indicating no serializable fields.

Class methods

Sr.No.	Method & Description
1	Class<?> forClass()This method returns the class in the local VM that this version is mapped to.
2	ObjectStreamField getField(String name)This method gets the field of this class by name.
3	ObjectStreamField[] getFields()This method returns an array of the fields of this serializable class.
4	String getName()This method returns the name of the class described by this descriptor.
5	long getSerialVersionUID()This method returns the serialVersionUID for this class.
6	static ObjectStreamClass lookup(Class<?> cl)This method finds the descriptor for a class that can be serialized.
7	static ObjectStreamClass lookupAny(Class<?> cl)This method returns the descriptor for any class, regardless of whether it implements Serializable.
8	String toString()This method returns a string describing this ObjectStreamClass.

Methods inherited

This class inherits methods from the following classes −

• Java.io.Object