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/*
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 2019, 2021 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.lifecycle;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.nio.file.Paths;
import java.util.List;
import java.util.Properties;
import lombok.Getter;
import lombok.NonNull;
import org.kie.api.builder.ReleaseId;
import org.onap.policy.drools.properties.DroolsPropertyConstants;
import org.onap.policy.drools.system.PolicyController;
import org.onap.policy.drools.system.PolicyControllerConstants;
import org.onap.policy.drools.util.KieUtils;
import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
/**
* Controller Test Support.
*/
public class ControllerSupport {
protected static final String JUNIT_KMODULE_DRL_PATH = "src/test/resources/lifecycle.drl";
protected static final String JUNIT_KMODULE_POM_PATH = "src/test/resources/lifecycle.pom";
protected static final String JUNIT_KMODULE_PATH = "src/test/resources/lifecycle.kmodule";
protected static final String JUNIT_KJAR_DRL_PATH =
"src/main/resources/kbLifecycle/org/onap/policy/drools/test/";
protected static final String POLICY_TYPE_COMPLIANT_OP = "onap.policies.controlloop.operational.common.Drools";
protected static final String POLICY_TYPE_VERSION = "1.0.0";
protected static final String SESSION_NAME = "junits";
@Getter
private final String name;
public ControllerSupport(@NonNull String name) {
this.name = name;
}
/**
* Create controller.
*/
public PolicyController createController() throws IOException {
try {
PolicyController controller = getController();
controller.getDrools().delete(ToscaPolicy.class);
return controller;
} catch (IllegalArgumentException ignored) { // NOSONAR
; // checkstyle
}
ReleaseId coordinates = installArtifact();
Properties controllerProps = new Properties();
controllerProps.put(DroolsPropertyConstants.PROPERTY_CONTROLLER_NAME, name);
controllerProps.put(DroolsPropertyConstants.PROPERTY_CONTROLLER_POLICY_TYPES, getPolicyType());
controllerProps.put(DroolsPropertyConstants.RULES_GROUPID, coordinates.getGroupId());
controllerProps.put(DroolsPropertyConstants.RULES_ARTIFACTID, coordinates.getArtifactId());
controllerProps.put(DroolsPropertyConstants.RULES_VERSION, coordinates.getVersion());
return PolicyControllerConstants.getFactory().build(name, controllerProps);
}
/**
* Install a maven artifact.
*/
public static ReleaseId installArtifact(File kmodule, File pom,
String drlKjarPath, List<File> drls) throws IOException {
return KieUtils.installArtifact(kmodule, pom, drlKjarPath, drls);
}
/**
* install artifact.
*/
public ReleaseId installArtifact() throws IOException {
return ControllerSupport.installArtifact(Paths.get(JUNIT_KMODULE_PATH).toFile(),
Paths.get(JUNIT_KMODULE_POM_PATH).toFile(),
JUNIT_KJAR_DRL_PATH,
List.of(Paths.get(JUNIT_KMODULE_DRL_PATH).toFile()));
}
/**
* Destroy the echo controller.
*/
public void destroyController() {
PolicyControllerConstants.getFactory().destroy(name);
}
/**
* Get controller.
*/
public PolicyController getController() {
return PolicyControllerConstants.getFactory().get(name);
}
/**
* Get Policy Type.
*/
public static String getPolicyType() {
return POLICY_TYPE_COMPLIANT_OP + ":" + POLICY_TYPE_VERSION;
}
/**
* Get facts.
*/
public <T> List<T> getFacts(Class<T> clazz) {
return PolicyControllerConstants.getFactory().get(name)
.getDrools()
.facts(SESSION_NAME, clazz);
}
/**
* Change final marker in static field.
*/
public static <T> Field unsetFinalStaticAccess(Class<T> clazz, String fieldName)
throws NoSuchFieldException {
Field field = clazz.getDeclaredField(fieldName);
field.setAccessible(true);
return field;
}
/*
* Reassign static field.
*/
public static <T, E> void setStaticField(Class<T> clazz, String fieldName, E newValue)
throws NoSuchFieldException, IllegalAccessException {
unsetFinalStaticAccess(clazz, fieldName).set(null, newValue);
}
}
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