com.caucho.transaction.xalog

Class XALogStream

java.lang.Object

com.caucho.transaction.xalog.AbstractXALogStream

com.caucho.transaction.xalog.XALogStream

public class XALogStream
extends AbstractXALogStream

Implements a single log stream. Each log stream has two associated files in order to switch at the end of the file.

Field Summary

Fields

Modifier and Type	Field and Description
static int	LOG_HEADER_BEGIN
static int	LOG_HEADER_END
static int	RA_DATA_END
static int	RA_DATA_PART
static int	TM_COMMIT
static int	TM_FINISH

Method Summary

Modifier and Type	Method and Description
boolean	isFlushing() Returns true if the stream is flushing.
void	readRecord(ReadStream is, int code) Reads a record.
void	readXid(ReadStream is, XidImpl xid) Reads a record.
void	writeTMCommit(XidImpl xid) Writes a commit entry to the log file.
void	writeTMFinish(XidImpl xid) Writes a finish entry to the log file.

Methods inherited from class java.lang.Object

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

Field Detail

LOG_HEADER_BEGIN

public static final int LOG_HEADER_BEGIN

See Also:

Constant Field Values

LOG_HEADER_END

public static final int LOG_HEADER_END

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Constant Field Values

TM_COMMIT

public static final int TM_COMMIT

See Also:

Constant Field Values

TM_FINISH

public static final int TM_FINISH

See Also:

Constant Field Values

RA_DATA_PART

public static final int RA_DATA_PART

See Also:

Constant Field Values

RA_DATA_END

public static final int RA_DATA_END

See Also:

Constant Field Values

Method Detail

readRecord

public void readRecord(ReadStream is,
                       int code)
                throws java.io.IOException

Reads a record.

Throws:

java.io.IOException

readXid

public void readXid(ReadStream is,
                    XidImpl xid)
             throws java.io.IOException

Reads a record.

Throws:

java.io.IOException

isFlushing

public boolean isFlushing()

Returns true if the stream is flushing.

writeTMCommit

public void writeTMCommit(XidImpl xid)

Writes a commit entry to the log file.

Specified by:

writeTMCommit in class AbstractXALogStream

writeTMFinish

public void writeTMFinish(XidImpl xid)

Writes a finish entry to the log file.

Specified by:

writeTMFinish in class AbstractXALogStream