com.sleepycat.je.txn

Class TxnPrepare

java.lang.Object

com.sleepycat.je.txn.TxnEnd

com.sleepycat.je.txn.TxnPrepare

All Implemented Interfaces:

Loggable

public class TxnPrepare
extends TxnEnd
implements Loggable

This class writes out a transaction prepare record.

Constructor Summary

Constructors

Constructor and Description
TxnPrepare() For constructing from the log.
TxnPrepare(long id, Xid xid)

Method Summary

Modifier and Type	Method and Description
void	dumpLog(StringBuilder sb, boolean verbose) Write the object into the string buffer for log dumping.
int	getLogSize()
protected String	getTagName()
Xid	getXid()
boolean	logicalEquals(Loggable other) Always return false, this item should never be compared.
void	readFromLog(ByteBuffer logBuffer, int entryVersion) Initialize this object from the data in itemBuf.
void	writeToLog(ByteBuffer logBuffer) Serialize this object into the buffer.

Methods inherited from class com.sleepycat.je.txn.TxnEnd

getDTVLSN, getId, getMasterNodeId, getTime, getTransactionId, hasLoggedEntries, setDTVLSN

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.sleepycat.je.log.Loggable

getTransactionId

Constructor Detail

TxnPrepare

public TxnPrepare(long id,
                  Xid xid)

TxnPrepare

public TxnPrepare()

For constructing from the log.

Method Detail

getXid

public Xid getXid()

getTagName

protected String getTagName()

Specified by:

getTagName in class TxnEnd

getLogSize

public int getLogSize()

Specified by:

getLogSize in interface Loggable

Returns:

number of bytes used to store this object.

writeToLog

public void writeToLog(ByteBuffer logBuffer)

Description copied from interface: Loggable

Serialize this object into the buffer.

Specified by:

writeToLog in interface Loggable

Parameters:

logBuffer - is the destination buffer

readFromLog

public void readFromLog(ByteBuffer logBuffer,
                        int entryVersion)

Description copied from interface: Loggable

Initialize this object from the data in itemBuf.

Specified by:

readFromLog in interface Loggable

Parameters:

logBuffer - the source buffer

entryVersion - the log version of the data

dumpLog

public void dumpLog(StringBuilder sb,
                    boolean verbose)

Description copied from interface: Loggable

Write the object into the string buffer for log dumping. Each object should be dumped without indentation or new lines and should be valid XML.

Specified by:

dumpLog in interface Loggable

Parameters:

sb - destination string buffer

verbose - if true, dump the full, verbose version

logicalEquals

public boolean logicalEquals(Loggable other)

Always return false, this item should never be compared.

Specified by:

logicalEquals in interface Loggable

Returns:

true if these two loggable items are logically the same. Used for replication testing.