package org.apache.lucene.analysis.kr.morph;
import java.util.Comparator;
import java.util.List;
public class WSCandidateComparator implements Comparator<WSOutput> {
public int compare(WSOutput o1, WSOutput o2) {
int end = o2.getLastEnd() - o1.getLastEnd();
if(end!=0) return end;
int s1 = o1.getPhrases().size()==0 ? 999999999 : o1.getPhrases().size();
int s2 = o2.getPhrases().size()==0 ? 999999999 : o2.getPhrases().size();
int size = s1-s2;
if(size!=0) return size;
int score = calculateScore(o2)-calculateScore(o1);
if(score!=0) return score;
return 0;
}
private int calculateScore(WSOutput o) {
List<AnalysisOutput> entries = o.getPhrases();
if(entries.size()==0) return 0;
int sum = 0;
for(int i=0;i<entries.size();i++) {
sum += entries.get(i).getScore();
}
return sum / entries.size();
}
}