/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.drools.testcoverage.common.listener;
import org.kie.api.event.rule.AfterMatchFiredEvent;
import org.kie.api.event.rule.DefaultAgendaEventListener;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* AgendaEventListener to track fired rules. When rule is fired for the first
* time it's added to fired rules and when the rule fires afterwards the counter
* is incremented to make it possible to track how many times the rule was fired
*/
public class TrackingAgendaEventListener extends DefaultAgendaEventListener {
private Map<String, Integer> rulesFired = new HashMap<String, Integer>();
private List<String> rulesFiredOrder = new ArrayList<>();
@Override
public void afterMatchFired(final AfterMatchFiredEvent event) {
String rule = event.getMatch().getRule().getName();
if (isRuleFired(rule)) {
rulesFired.put(rule,
rulesFired.get(rule) + 1);
} else {
rulesFired.put(rule,
1);
}
rulesFiredOrder.add(rule);
}
/**
* Return true if the rule was fired at least once
* @param rule - name of the rule
* @return true if the rule was fired
*/
public boolean isRuleFired(final String rule) {
return rulesFired.containsKey(rule);
}
/**
* Returns number saying how many times the rule was fired
* @param rule - name ot the rule
* @return number how many times rule was fired, 0 if rule wasn't fired
*/
public int ruleFiredCount(final String rule) {
if (isRuleFired(rule)) {
return rulesFired.get(rule);
} else {
return 0;
}
}
/**
* @return how many rules were fired
*/
public int rulesCount() {
return rulesFired.size();
}
/**
* Clears all the information
*/
public void clear() {
rulesFired.clear();
}
public Collection<String> getFiredRules() {
return rulesFired.keySet();
}
public List<String> getRulesFiredOrder() {
return rulesFiredOrder;
}
}