Package org.apache.lucene.analysis.morph

Class TokenInfoFST

java.lang.Object

org.apache.lucene.analysis.morph.TokenInfoFST

public abstract class TokenInfoFST
extends Object

Thin wrapper around an FST with root-arc caching.

Root arcs between cacheFloor and cacheFloor are cached.

Field Summary

Fields

Modifier and Type	Field	Description
protected final FST<Long>	fst
final Long	NO_OUTPUT

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	TokenInfoFST(FST<Long> fst, int cacheCeiling, int cacheFloor)

Method Summary

Modifier and Type	Method	Description
FST.Arc<Long>	findTargetArc(int ch, FST.Arc<Long> follow, FST.Arc<Long> arc, boolean useCache, FST.BytesReader fstReader)
FST.BytesReader	getBytesReader()
FST.Arc<Long>	getFirstArc(FST.Arc<Long> arc)

Methods inherited from class java.lang.Object

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

Field Details

fst

protected final FST<Long> fst

NO_OUTPUT

public final Long NO_OUTPUT

Constructor Details

TokenInfoFST

protected TokenInfoFST(FST<Long> fst,
 int cacheCeiling,
 int cacheFloor)
                throws IOException

Throws:

IOException

Method Details

findTargetArc

public FST.Arc<Long> findTargetArc(int ch,
 FST.Arc<Long> follow,
 FST.Arc<Long> arc,
 boolean useCache,
 FST.BytesReader fstReader)
                            throws IOException

Throws:

IOException

getFirstArc

public FST.Arc<Long> getFirstArc(FST.Arc<Long> arc)

getBytesReader

public FST.BytesReader getBytesReader()