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Merge pull request #8739 from Isira-Seneviratne/Stream_average

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Calculate search score using streams.
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Stypox 2022-10-30 22:09:55 +01:00 committed by GitHub
commit 8fdd828de4
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1 changed files with 10 additions and 25 deletions
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35
app/src/main/java/org/schabi/newpipe/settings/preferencesearch/PreferenceFuzzySearchFunction.java
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@ -1,6 +1,7 @@
package org.schabi.newpipe.settings.preferencesearch;
import android.text.TextUtils;
import android.util.Pair;
import org.apache.commons.text.similarity.FuzzyScore;
@ -8,6 +9,7 @@ import java.util.Comparator;
import java.util.Locale;
import java.util.Map;
import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public class PreferenceFuzzySearchFunction
@ -72,39 +74,22 @@ public class PreferenceFuzzySearchFunction
);
private final PreferenceSearchItem item;
private final float score;
private final double score;
FuzzySearchSpecificDTO(
final PreferenceSearchItem item,
final String keyword) {
FuzzySearchSpecificDTO(final PreferenceSearchItem item, final String keyword) {
this.item = item;
float attributeScoreSum = 0;
int countOfAttributesWithScore = 0;
for (final Map.Entry<Function<PreferenceSearchItem, String>, Float> we
: WEIGHT_MAP.entrySet()) {
final String valueToProcess = we.getKey().apply(item);
if (valueToProcess.isEmpty()) {
continue;
}
attributeScoreSum +=
FUZZY_SCORE.fuzzyScore(valueToProcess, keyword) * we.getValue();
countOfAttributesWithScore++;
}
if (countOfAttributesWithScore != 0) {
this.score = attributeScoreSum / countOfAttributesWithScore;
} else {
this.score = 0;
}
this.score = WEIGHT_MAP.entrySet().stream()
.map(entry -> new Pair<>(entry.getKey().apply(item), entry.getValue()))
.filter(pair -> !pair.first.isEmpty())
.collect(Collectors.averagingDouble(pair ->
FUZZY_SCORE.fuzzyScore(pair.first, keyword) * pair.second));
}
public PreferenceSearchItem getItem() {
return item;
}
public float getScore() {
public double getScore() {
return score;
}
}