Package javassist

Class SerialVersionUID

java.lang.Object

javassist.SerialVersionUID

public class SerialVersionUID
extends java.lang.Object

Utility for calculating serialVersionUIDs for Serializable classes.

Author:

Bob Lee (crazybob@crazybob.org), modified by Shigeru Chiba

Constructor Summary

Constructors

Constructor	Description
SerialVersionUID()

Method Summary

Modifier and Type	Method	Description
static long	calculateDefault(CtClass clazz)	Calculate default value.
static void	setSerialVersionUID(CtClass clazz)	Adds serialVersionUID if one does not already exist.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SerialVersionUID

public SerialVersionUID()

Method Detail

setSerialVersionUID

public static void setSerialVersionUID(CtClass clazz)
                                throws CannotCompileException,
                                       NotFoundException

Adds serialVersionUID if one does not already exist. Call this before modifying a class to maintain serialization compatability.

Throws:

CannotCompileException

NotFoundException

calculateDefault

public static long calculateDefault(CtClass clazz)
                             throws CannotCompileException

Calculate default value. See Java Serialization Specification, Stream Unique Identifiers.

Throws:

CannotCompileException

Since:

3.20