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/*
*
* * ============LICENSE_START=======================================================
* * org.onap.dcae
* * ================================================================================
* * Copyright (c) 2020 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.policycreate.service;
import org.onap.blueprintgenerator.constants.Constants;
import org.onap.blueprintgenerator.model.componentspec.common.Parameters;
import org.onap.policycreate.exception.PolicyCreateException;
import org.onap.policycreate.model.PolicyModel;
import org.onap.policycreate.model.PolicyModelNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Service;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
/**
* @author : Ravi Mantena
* @date 10/16/2020
* Application: ONAP - Blueprint Generator
* Service for Policy Model to create Policy Models, Policy Group Names and Convert Policy to Yaml
*/
@Service("onapPolicyModelService")
public class PolicyModelService {
@Qualifier("yamlObjectMapper")
@Autowired
protected ObjectMapper yamlObjectMapper;
@Autowired
private PolicyModelNodeService policyModelNodeService;
// Method to create Policy Models
public void createPolicyModels(Parameters[] params, String filePath) {
try {
List<String> policyGroups = getPolicyGroupNames(params);
for (String s : policyGroups) {
PolicyModel model = new PolicyModel();
model.setTosca_definition_version(Constants.TOSCA_SIMPLE_YAML);
Map<String, Object> response = policyModelNodeService.creatNodeType(s, params);
String nodeTypeName = "onap.policy." + s;
Map<String, PolicyModelNode> nodeType = new TreeMap<>();
nodeType.put(nodeTypeName, (PolicyModelNode) response.get("policyModelNode"));
model.setNode_types(nodeType);
if (!"".equals(response.get("hasEntrySchema")))
model.setData_types(policyModelNodeService.createDataTypes((String) response.get("hasEntrySchema"), params));
policyModelToYaml(filePath, model, s);
}
} catch (Exception ex) {
throw new PolicyCreateException("Unable to create Policies from given input parameters", ex);
}
}
private List<String> getPolicyGroupNames(Parameters[] params) {
List<String> names = new ArrayList<>();
for (Parameters p : params) {
if (p.isPolicy_editable()) {
if (names.isEmpty()) {
names.add(p.getPolicy_group());
} else if (!names.contains(p.getPolicy_group())) {
names.add(p.getPolicy_group());
}
}
}
return names;
}
private void policyModelToYaml(String path, PolicyModel model, String name) throws IOException {
File outputFile = new File(path, name + ".yml");
outputFile.getParentFile().mkdirs();
yamlObjectMapper.writeValue(outputFile, model);
}
}
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