org.apache.geronimo.transaction.manager
Class XidFactoryImpl

java.lang.Object
  org.apache.geronimo.transaction.manager.XidFactoryImpl

All Implemented Interfaces:

XidFactory

public class XidFactoryImpl
extends java.lang.Object
implements XidFactory

Factory for transaction ids. The Xid is constructed of three parts:

1. 8 byte count (LSB first)
2. 4 byte system id
3. 2 byte entropy
4. 4 or 16 byte IP address of host

Version:

$Rev: 740839 $ $Date: 2009-02-05 03:48:10 +0800 (Thu, 05 Feb 2009) $ todo Should have a way of setting baseId

Constructor Summary

XidFactoryImpl()


XidFactoryImpl(byte[] tmId)


Method Summary

javax.transaction.xa.Xid	createBranch(javax.transaction.xa.Xid globalId, int branch)
javax.transaction.xa.Xid	createXid()
boolean	matchesBranchId(byte[] branchQualifier)
boolean	matchesGlobalId(byte[] globalTransactionId)
javax.transaction.xa.Xid	recover(int formatId, byte[] globalTransactionid, byte[] branchQualifier)

Methods inherited from class java.lang.Object

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

Constructor Detail

XidFactoryImpl

public XidFactoryImpl(byte[] tmId)

XidFactoryImpl

public XidFactoryImpl()

Method Detail

createXid

public javax.transaction.xa.Xid createXid()

Specified by:

createXid in interface XidFactory

createBranch

public javax.transaction.xa.Xid createBranch(javax.transaction.xa.Xid globalId,
                                             int branch)

Specified by:

createBranch in interface XidFactory

matchesGlobalId

public boolean matchesGlobalId(byte[] globalTransactionId)

Specified by:

matchesGlobalId in interface XidFactory

matchesBranchId

public boolean matchesBranchId(byte[] branchQualifier)

Specified by:

matchesBranchId in interface XidFactory

recover

public javax.transaction.xa.Xid recover(int formatId,
                                        byte[] globalTransactionid,
                                        byte[] branchQualifier)

Specified by:

recover in interface XidFactory