io.split.engine.matchers.DependencyMatcher Maven / Gradle / Ivy
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package io.split.engine.matchers;
import io.split.engine.evaluator.EvaluationContext;
import java.util.List;
import java.util.Map;
import java.util.Objects;
/**
* Supports the logic: if user is in split "feature" treatments ["on","off"]
*/
public class DependencyMatcher implements Matcher {
private String _featureFlag;
private List _treatments;
public DependencyMatcher(String featureFlag, List treatments) {
_featureFlag = featureFlag;
_treatments = treatments;
}
@Override
public boolean match(Object matchValue, String bucketingKey, Map attributes, EvaluationContext evaluationContext) {
if (matchValue == null) {
return false;
}
if (!(matchValue instanceof String)) {
return false;
}
String result = evaluationContext.getEvaluator().evaluateFeature((String) matchValue, bucketingKey, _featureFlag, attributes).treatment;
return _treatments.contains(result);
}
@Override
public String toString() {
StringBuilder bldr = new StringBuilder();
bldr.append("in split \"");
bldr.append(this._featureFlag);
bldr.append("\" treatment ");
bldr.append(this._treatments);
return bldr.toString();
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
DependencyMatcher that = (DependencyMatcher) o;
if (!Objects.equals(_featureFlag, that._featureFlag)) return false;
return Objects.equals(_treatments, that._treatments);
}
@Override
public int hashCode() {
int result = _featureFlag != null ? _featureFlag.hashCode() : 0;
result = 31 * result + (_treatments != null ? _treatments.hashCode() : 0);
return result;
}
}