org.apache.lucene.index

Class SegmentInfos.FindSegmentsFile

java.lang.Object

org.apache.lucene.index.SegmentInfos.FindSegmentsFile

Enclosing class:

SegmentInfos

public abstract static class SegmentInfos.FindSegmentsFile
extends java.lang.Object

Utility class for executing code that needs to do something with the current segments file. This is necessary with lock-less commits because from the time you locate the current segments file name, until you actually open it, read its contents, or check modified time, etc., it could have been deleted due to a writer commit finishing.

Constructor Summary

Constructors

Constructor and Description
FindSegmentsFile(Directory directory) Sole constructor.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	run() Locate the most recent segments file and run doBody(java.lang.String) on it.
java.lang.Object	run(IndexCommit commit) Run doBody(java.lang.String) on the provided commit.

Methods inherited from class java.lang.Object

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

Constructor Detail

FindSegmentsFile

public FindSegmentsFile(Directory directory)

Sole constructor.

Method Detail

run

public java.lang.Object run()
                     throws java.io.IOException

Locate the most recent segments file and run doBody(java.lang.String) on it.

Throws:

java.io.IOException

run

public java.lang.Object run(IndexCommit commit)
                     throws java.io.IOException

Run doBody(java.lang.String) on the provided commit.

Throws:

java.io.IOException