org.apache.lucene.analysis.miscellaneous

Class StemmerOverrideFilter.StemmerOverrideMap

java.lang.Object

org.apache.lucene.analysis.miscellaneous.StemmerOverrideFilter.StemmerOverrideMap

Enclosing class:

StemmerOverrideFilter

public static final class StemmerOverrideFilter.StemmerOverrideMap
extends Object

A read-only 4-byte FST backed map that allows fast case-insensitive key value lookups for StemmerOverrideFilter

Constructor Summary

Constructors

Constructor and Description
StemmerOverrideMap(FST<BytesRef> fst, boolean ignoreCase) Creates a new StemmerOverrideFilter.StemmerOverrideMap

Method Summary

Modifier and Type	Method and Description
BytesRef	get(char[] buffer, int bufferLen, FST.Arc<BytesRef> scratchArc, FST.BytesReader fstReader) Returns the value mapped to the given key or null if the key is not in the FST dictionary.
FST.BytesReader	getBytesReader() Returns a FST.BytesReader to pass to the get(char[], int, FST.Arc, FST.BytesReader) method.

Methods inherited from class java.lang.Object

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

Constructor Detail

StemmerOverrideMap

public StemmerOverrideMap(FST<BytesRef> fst,
                          boolean ignoreCase)

Creates a new StemmerOverrideFilter.StemmerOverrideMap

Parameters:

fst - the fst to lookup the overrides

ignoreCase - if the keys case should be ingored

Method Detail

getBytesReader

public FST.BytesReader getBytesReader()

Returns a FST.BytesReader to pass to the get(char[], int, FST.Arc, FST.BytesReader) method.

get

public BytesRef get(char[] buffer,
                    int bufferLen,
                    FST.Arc<BytesRef> scratchArc,
                    FST.BytesReader fstReader)
             throws IOException

Returns the value mapped to the given key or null if the key is not in the FST dictionary.

Throws:

IOException