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/*-
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.pdp.xacml.xacmltest;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.onap.policy.common.utils.coder.CoderException;
import org.onap.policy.common.utils.coder.StandardYamlCoder;
import org.onap.policy.common.utils.resources.ResourceUtils;
import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
import org.onap.policy.models.tosca.simple.concepts.JpaToscaServiceTemplate;
import org.onap.policy.pdp.xacml.application.common.XacmlApplicationException;
import org.onap.policy.pdp.xacml.application.common.XacmlApplicationServiceProvider;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class TestUtils {
private static final Logger LOGGER = LoggerFactory.getLogger(TestUtils.class);
private static final StandardYamlCoder yamlCoder = new StandardYamlCoder();
private TestUtils() {
super();
}
/**
* Load the policies from a resource file into the given the application.
*
* @param resourceFile resource file
* @param service XacmlApplicationServiceProvider
* @throws XacmlApplicationException If the application cannot load the policy
*/
public static List<ToscaPolicy> loadPolicies(String resourceFile, XacmlApplicationServiceProvider service)
throws XacmlApplicationException {
//
// Our return object
//
List<ToscaPolicy> loadedPolicies = new ArrayList<>();
//
// Decode it
//
String policyYaml = ResourceUtils.getResourceAsString(resourceFile);
//
// Serialize it into a class
//
ToscaServiceTemplate serviceTemplate;
try {
serviceTemplate = yamlCoder.decode(policyYaml, ToscaServiceTemplate.class);
} catch (CoderException e) {
throw new XacmlApplicationException("Failed to decode policy from resource file", e);
}
//
// Make sure all the fields are setup properly
//
JpaToscaServiceTemplate jtst = new JpaToscaServiceTemplate();
jtst.fromAuthorative(serviceTemplate);
ToscaServiceTemplate completedJtst = jtst.toAuthorative();
//
// Get the policies
//
for (Map<String, ToscaPolicy> policies : completedJtst.getToscaTopologyTemplate().getPolicies()) {
for (ToscaPolicy policy : policies.values()) {
if (service.loadPolicy(policy)) {
loadedPolicies.add(policy);
} else {
LOGGER.error("Application failed to load policy");
}
}
}
return loadedPolicies;
}
}
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