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/*-
* ============LICENSE_START=======================================================
* policy-core
* ================================================================================
* Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.drools.core;
import java.util.ArrayList;
import org.kie.api.runtime.KieSession;
/**
* This class supports 'DroolsContainerTest' by implementing
* 'PolicySessionFeatureAPI', and providing a means to indicate
* which hooks have been invoked.
*/
public class PolicySessionFeatureApiMock implements PolicySessionFeatureApi {
// contains the log entries since the most recent 'getLog()' call
private static ArrayList<String> log = new ArrayList<>();
// if 'true', trigger an exception right after doing the log,
// to verify that exceptions are handled
private static boolean exceptionTrigger = false;
/**
* Get log.
*
* @return the current contents of the log, and clear the log
*/
public static ArrayList<String> getLog() {
synchronized (log) {
ArrayList<String> rval = new ArrayList<>(log);
log.clear();
return rval;
}
}
/**
* This method controls whether these hooks trigger an exception after
* being invoked.
*
* @param indicator if 'true', subsequent hook method calls will trigger
* an exception; if 'false', no exception is triggered
*/
public static void setExceptionTrigger(boolean indicator) {
exceptionTrigger = indicator;
}
/**
* This method adds an entry to the log, and possibly triggers an exception.
*
* @param arg value to add to the log
*/
private static void addLog(String arg) {
if (exceptionTrigger) {
// the log entry will include a '-exception' appended to the end
synchronized (log) {
log.add(arg + "-exception");
}
System.out.println("*** " + arg + "-exception invoked ***");
// throw an exception -- it is up to the invoking code to catch it
throw(new IllegalStateException("Triggered from " + arg));
} else {
// create a log entry, and display to standard output
synchronized (log) {
log.add(arg);
}
System.out.println("*** " + arg + " invoked ***");
}
}
/**
* {@inheritDoc}.
*/
public int getSequenceNumber() {
return 1;
}
/**
* {@inheritDoc}.
*/
public void globalInit(String[] args, String configDir) {
addLog("globalInit");
}
/**
* {@inheritDoc}.
*/
public KieSession activatePolicySession(PolicyContainer policyContainer, String name, String kieBaseName) {
addLog("activatePolicySession");
return null;
}
/**
* {@inheritDoc}.
*/
public void newPolicySession(PolicySession policySession) {
addLog("newPolicySession");
}
/**
* {@inheritDoc}.
*/
public PolicySession.ThreadModel selectThreadModel(PolicySession session) {
addLog("selectThreadModel");
return null;
}
/**
* {@inheritDoc}.
*/
public void disposeKieSession(PolicySession policySession) {
addLog("disposeKieSession");
}
/**
* {@inheritDoc}.
*/
public void destroyKieSession(PolicySession policySession) {
addLog("destroyKieSession");
}
}
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