org.apache.derby.impl.drda
Class DRDAXid

java.lang.Object
  org.apache.derby.impl.drda.DRDAXid

All Implemented Interfaces:

javax.transaction.xa.Xid

class DRDAXid

extends java.lang.Object

implements javax.transaction.xa.Xid

Field Summary

private byte[]	branch_id
private int	format_id
private byte[]	global_id

Fields inherited from interface javax.transaction.xa.Xid

MAXBQUALSIZE, MAXGTRIDSIZE

Constructor Summary

(package private)

DRDAXid(int formatid, byte[] globalid, byte[] branchid)

Method Summary

private static java.lang.String	convertToHexString(byte[] buf) convert byte array to a Hex string
byte[]	getBranchQualifier() Obtain the transaction branch qualifier part of the Xid in a byte array.
int	getFormatId() Obtain the format id part of the Xid.
byte[]	getGlobalTransactionId() Obtain the global transaction identifier part of XID as an array of bytes.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

format_id

private final int format_id

global_id

private final byte[] global_id

branch_id

private final byte[] branch_id

Constructor Detail

DRDAXid

DRDAXid(int formatid,
        byte[] globalid,
        byte[] branchid)

Method Detail

getFormatId

public int getFormatId()

Obtain the format id part of the Xid.

Specified by:

getFormatId in interface javax.transaction.xa.Xid

Returns:

Format identifier. O means the OSI CCR format.

getGlobalTransactionId

public byte[] getGlobalTransactionId()

Obtain the global transaction identifier part of XID as an array of bytes.

Specified by:

getGlobalTransactionId in interface javax.transaction.xa.Xid

Returns:

A byte array containing the global transaction identifier.

getBranchQualifier

public byte[] getBranchQualifier()

Obtain the transaction branch qualifier part of the Xid in a byte array.

Specified by:

getBranchQualifier in interface javax.transaction.xa.Xid

Returns:

A byte array containing the branch qualifier of the transaction.

toString

public java.lang.String toString()

convertToHexString

private static java.lang.String convertToHexString(byte[] buf)

convert byte array to a Hex string

Parameters:

buf - buffer to convert

Returns:

hex string representation of byte array