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no Jira - minor generics / code constructs fixes in MLT

This commit is contained in:
Tommaso Teofili 2017-09-29 15:32:27 +02:00
parent f1bb914784
commit f9f6d3a3ac
1 changed files with 4 additions and 12 deletions
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16
lucene/queries/src/java/org/apache/lucene/queries/mlt/MoreLikeThis.java
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@ -782,11 +782,7 @@ public final class MoreLikeThis {
* @param vector List of terms and their frequencies for a doc/field
*/
private void addTermFrequencies(Map<String, Map<String, Int>> field2termFreqMap, Terms vector, String fieldName) throws IOException {
Map<String, Int> termFreqMap = field2termFreqMap.get(fieldName);
if (termFreqMap == null) {
termFreqMap = new HashMap<>();
field2termFreqMap.put(fieldName, termFreqMap);
}
Map<String, Int> termFreqMap = field2termFreqMap.computeIfAbsent(fieldName, k -> new HashMap<>());
final TermsEnum termsEnum = vector.iterator();
final CharsRefBuilder spare = new CharsRefBuilder();
BytesRef text;
@ -823,11 +819,7 @@ public final class MoreLikeThis {
throw new UnsupportedOperationException("To use MoreLikeThis without " +
"term vectors, you must provide an Analyzer");
}
Map<String, Int> termFreqMap = perFieldTermFrequencies.get(fieldName);
if (termFreqMap == null) {
termFreqMap = new HashMap<>();
perFieldTermFrequencies.put(fieldName, termFreqMap);
}
Map<String, Int> termFreqMap = perFieldTermFrequencies.computeIfAbsent(fieldName, k -> new HashMap<>());
try (TokenStream ts = analyzer.tokenStream(fieldName, r)) {
int tokenCount = 0;
// for every token
@ -906,7 +898,7 @@ public final class MoreLikeThis {
* @see #retrieveInterestingTerms(java.io.Reader, String)
*/
public String[] retrieveInterestingTerms(int docNum) throws IOException {
ArrayList<Object> al = new ArrayList<>(maxQueryTerms);
ArrayList<String> al = new ArrayList<>(maxQueryTerms);
PriorityQueue<ScoreTerm> pq = retrieveTerms(docNum);
ScoreTerm scoreTerm;
int lim = maxQueryTerms; // have to be careful, retrieveTerms returns all words but that's probably not useful to our caller...
@ -929,7 +921,7 @@ public final class MoreLikeThis {
* @see #setMaxQueryTerms
*/
public String[] retrieveInterestingTerms(Reader r, String fieldName) throws IOException {
ArrayList<Object> al = new ArrayList<>(maxQueryTerms);
ArrayList<String> al = new ArrayList<>(maxQueryTerms);
PriorityQueue<ScoreTerm> pq = retrieveTerms(r, fieldName);
ScoreTerm scoreTerm;
int lim = maxQueryTerms; // have to be careful, retrieveTerms returns all words but that's probably not useful to our caller...