Package org.apache.cassandra.db.commitlog

Class CommitLogPosition

java.lang.Object

org.apache.cassandra.db.commitlog.CommitLogPosition

All Implemented Interfaces:

Comparable<CommitLogPosition>

Direct Known Subclasses:

Memtable.LastCommitLogPosition

public class CommitLogPosition
extends Object
implements Comparable<CommitLogPosition>

Contains a segment id and a position for CommitLogSegment identification. Used for both replay and general CommitLog file reading.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	CommitLogPosition.CommitLogPositionSerializer

Field Summary

Fields

Modifier and Type	Field	Description
static final Comparator<CommitLogPosition>	comparator
static final CommitLogPosition	NONE
final int	position
final long	segmentId
static final CommitLogPosition.CommitLogPositionSerializer	serializer

Constructor Summary

Constructors

Constructor	Description
CommitLogPosition(long segmentId, int position)

Method Summary

Modifier and Type	Method	Description
CommitLogPosition	clone()
int	compareTo(CommitLogPosition other)
boolean	equals(Object o)
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

serializer

public static final CommitLogPosition.CommitLogPositionSerializer serializer

NONE

public static final CommitLogPosition NONE

segmentId

public final long segmentId

position

public final int position

comparator

public static final Comparator<CommitLogPosition> comparator

Constructor Details

CommitLogPosition

public CommitLogPosition(long segmentId,
 int position)

Method Details

compareTo

public int compareTo(CommitLogPosition other)

Specified by:

compareTo in interface Comparable<CommitLogPosition>

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

clone

public CommitLogPosition clone()

Overrides:

clone in class Object