org.elasticsearch.search.suggest.phrase.Correction Maven / Gradle / Ivy
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* file to you under the Apache License, Version 2.0 (the
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*
* http://www.apache.org/licenses/LICENSE-2.0
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package org.elasticsearch.search.suggest.phrase;
import java.util.Arrays;
import org.apache.lucene.util.BytesRef;
import org.elasticsearch.search.suggest.SuggestUtils;
import org.elasticsearch.search.suggest.phrase.DirectCandidateGenerator.Candidate;
//TODO public for tests
public final class Correction {
public static final Correction[] EMPTY = new Correction[0];
public double score;
public final Candidate[] candidates;
public Correction(double score, Candidate[] candidates) {
this.score = score;
this.candidates = candidates;
}
@Override
public String toString() {
return "Correction [score=" + score + ", candidates=" + Arrays.toString(candidates) + "]";
}
public BytesRef join(BytesRef separator) {
return join(separator, new BytesRef());
}
public BytesRef join(BytesRef separator, BytesRef result) {
BytesRef[] toJoin = new BytesRef[this.candidates.length];
int len = separator.length * this.candidates.length - 1;
for (int i = 0; i < toJoin.length; i++) {
toJoin[i] = candidates[i].term;
len += toJoin[i].length;
}
result.offset = 0;
result.grow(len);
return SuggestUtils.joinPreAllocated(separator, result, toJoin);
}
}