Package org.apache.jackrabbit.oak.segment

Class RecordId

java.lang.Object

org.apache.jackrabbit.oak.segment.RecordId

All Implemented Interfaces:

java.lang.Comparable<RecordId>

public final class RecordId
extends java.lang.Object
implements java.lang.Comparable<RecordId>

The record id. This includes the segment id and the offset within the segment.

Field Summary

Fields

Modifier and Type	Field	Description
static RecordId[]	EMPTY_ARRAY
static RecordId	NULL	A null record id not identifying any record.

Constructor Summary

Constructors

Constructor	Description
RecordId(SegmentId segmentId, int offset)

Method Summary

Modifier and Type	Method	Description
java.util.UUID	asUUID()
int	compareTo(@NotNull RecordId that)
boolean	equals(java.lang.Object object)
int	estimateMemoryUsage()
static RecordId	fromString(SegmentIdProvider idProvider, java.lang.String id)
int	getRecordNumber()
@NotNull Segment	getSegment()
SegmentId	getSegmentId()
int	hashCode()
java.lang.String	toString()
java.lang.String	toString10()	Returns the record id string representation used in Oak 1.0.

Methods inherited from class java.lang.Object

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

Field Detail

NULL

public static final RecordId NULL

A null record id not identifying any record.

EMPTY_ARRAY

public static RecordId[] EMPTY_ARRAY

Constructor Detail

RecordId

public RecordId(SegmentId segmentId,
                int offset)

Method Detail

fromString

public static RecordId fromString(SegmentIdProvider idProvider,
                                  java.lang.String id)

getSegmentId

public SegmentId getSegmentId()

getRecordNumber

public int getRecordNumber()

asUUID

public java.util.UUID asUUID()

Returns:

the segment id part of this record id as UUID

getSegment

@NotNull
public @NotNull Segment getSegment()

compareTo

public int compareTo(@NotNull
                     @NotNull RecordId that)

Specified by:

compareTo in interface java.lang.Comparable<RecordId>

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

toString10

public java.lang.String toString10()

Returns the record id string representation used in Oak 1.0.

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object object)

Overrides:

equals in class java.lang.Object

estimateMemoryUsage

public int estimateMemoryUsage()