Class SynonymMap.Builder
- java.lang.Object
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- org.apache.lucene.analysis.synonym.SynonymMap.Builder
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- Direct Known Subclasses:
SynonymMap.Parser
- Enclosing class:
- SynonymMap
public static class SynonymMap.Builder extends Object
Builds an FSTSynonymMap.Call add() until you have added all the mappings, then call build() to get an FSTSynonymMap
- WARNING: This API is experimental and might change in incompatible ways in the next release.
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description void
add(CharsRef input, CharsRef output, boolean includeOrig)
Add a phrase->phrase synonym mapping.SynonymMap
build()
Builds anSynonymMap
and returns it.static CharsRef
join(String[] words, CharsRefBuilder reuse)
Sugar: just joins the provided terms withSynonymMap.WORD_SEPARATOR
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Method Detail
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join
public static CharsRef join(String[] words, CharsRefBuilder reuse)
Sugar: just joins the provided terms withSynonymMap.WORD_SEPARATOR
. reuse and its chars must not be null.
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add
public void add(CharsRef input, CharsRef output, boolean includeOrig)
Add a phrase->phrase synonym mapping. Phrases are character sequences where words are separated with character zero (U+0000). Empty words (two U+0000s in a row) are not allowed in the input nor the output!- Parameters:
input
- input phraseoutput
- output phraseincludeOrig
- true if the original should be included
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build
public SynonymMap build() throws IOException
Builds anSynonymMap
and returns it.- Throws:
IOException
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