com.arjuna.ats.jta.xa

Class XidImple

java.lang.Object

com.arjuna.ats.jta.xa.XidImple

All Implemented Interfaces:

Serializable, Xid

public class XidImple
extends Object
implements Xid, Serializable

Implementation of javax.transaction.xa.Xid.

Since:

JTS 1.2.4.

Version:

$Id: XidImple.java 2342 2006-03-30 13:06:17Z $

Author:

Mark Little (mark@arjuna.com)

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected com.arjuna.ats.internal.jta.xa.XID	_theXid

Fields inherited from interface javax.transaction.xa.Xid

MAXBQUALSIZE, MAXGTRIDSIZE

Constructor Summary

Constructors

Constructor and Description
XidImple()
XidImple(AtomicAction c)
XidImple(Uid id)
XidImple(Uid id, boolean branch, Integer eisName)
XidImple(Xid xid)
XidImple(com.arjuna.ats.internal.jta.xa.XID x)
XidImple(Xid xid, boolean branch, Integer eisName)

Method Summary

Methods

Modifier and Type	Method and Description
void	copy(Xid xid)
boolean	equals(Object obj) Is the specified object equal to this one?
boolean	equals(Xid xid)
protected static int	generateHash(int hash, byte[] bytes, int start, int length) Generate a hash code for the specified bytes.
byte[]	getBranchQualifier()
int	getFormatId()
byte[]	getGlobalTransactionId() These operations critically rely on the fact that we unpack the array in the order we packed it!
protected int	getHash(com.arjuna.ats.internal.jta.xa.XID xid) Generate the hash code for the xid.
Uid	getTransactionUid()
com.arjuna.ats.internal.jta.xa.XID	getXID()
int	hashCode() Return the hash code for this Xid.
boolean	isSameTransaction(Xid xid)
static void	pack(OutputObjectState os, Xid xid)
boolean	packInto(OutputObjectState os)
String	toString()
static Xid	unpack(InputObjectState os)
boolean	unpackFrom(InputObjectState os)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

_theXid

protected com.arjuna.ats.internal.jta.xa.XID _theXid

Constructor Detail

XidImple

public XidImple()

XidImple

public XidImple(Xid xid)

XidImple

public XidImple(AtomicAction c)

XidImple

public XidImple(Xid xid,
        boolean branch,
        Integer eisName)

XidImple

public XidImple(Uid id)

XidImple

public XidImple(Uid id,
        boolean branch,
        Integer eisName)

XidImple

public XidImple(com.arjuna.ats.internal.jta.xa.XID x)

Method Detail

isSameTransaction

public final boolean isSameTransaction(Xid xid)

getFormatId

public int getFormatId()

Specified by:

getFormatId in interface Xid

getGlobalTransactionId

public byte[] getGlobalTransactionId()

These operations critically rely on the fact that we unpack the array in the order we packed it!

Specified by:

getGlobalTransactionId in interface Xid

getBranchQualifier

public byte[] getBranchQualifier()

Specified by:

getBranchQualifier in interface Xid

getTransactionUid

public final Uid getTransactionUid()

getXID

public final com.arjuna.ats.internal.jta.xa.XID getXID()

copy

public final void copy(Xid xid)

equals

public boolean equals(Xid xid)

packInto

public final boolean packInto(OutputObjectState os)

unpackFrom

public final boolean unpackFrom(InputObjectState os)

pack

public static final void pack(OutputObjectState os,
        Xid xid)
                       throws IOException

Throws:

IOException

unpack

public static final Xid unpack(InputObjectState os)
                        throws IOException

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object obj)

Is the specified object equal to this one?

Overrides:

equals in class Object

Parameters:

obj - The object to test.

Returns:

true if they are equal, false otherwise.

hashCode

public int hashCode()

Return the hash code for this Xid.

Overrides:

hashCode in class Object

Returns:

the hash code.

getHash

protected int getHash(com.arjuna.ats.internal.jta.xa.XID xid)

Generate the hash code for the xid.

Parameters:

xid - The xid.

Returns:

The hash code.

generateHash

protected static int generateHash(int hash,
               byte[] bytes,
               int start,
               int length)

Generate a hash code for the specified bytes.

Parameters:

hash - The initial hash.

bytes - The bytes to include in the hash.

Returns:

The new hash code.