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/*
* ============LICENSE_START==============================================
* Copyright (c) 2019 AT&T Intellectual Property.
* =======================================================================
* 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.optf.cmso.optimizer.availability.policies;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.io.File;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.List;
import org.onap.observations.Observation;
import org.onap.optf.cmso.optimizer.availability.policies.model.Policy;
import org.onap.optf.cmso.optimizer.availability.policies.model.TimeLimitAndVerticalTopology;
import org.onap.optf.cmso.optimizer.common.LogMessages;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.env.Environment;
import org.springframework.stereotype.Component;
@Component
public class PolicyManager {
@Autowired
Environment env;
public TimeLimitAndVerticalTopology getTimeLimitAndVerticalTopologyByName(String name) {
Policy policy = getPolicyForName(name);
TimeLimitAndVerticalTopology returnPolicy = null;
if (policy != null) {
ObjectMapper om = new ObjectMapper();
try {
returnPolicy = om.convertValue(policy.getContent(), TimeLimitAndVerticalTopology.class);
} catch (Exception e) {
Observation.report(LogMessages.UNEXPECTED_EXCEPTION, e, e.getMessage());
}
}
return returnPolicy;
}
public Policy getPolicyForName(String name) {
Policy policy = null;
try {
return getLocalPolicyForName(name);
} catch (Exception e) {
Observation.report(LogMessages.UNEXPECTED_EXCEPTION, e, e.getMessage());
}
return policy;
}
public Policy getLocalPolicyForName(String name) {
String policyFolder = env.getProperty("cmso.local.policy.folder", "data/policies");
Policy policy = null;
try {
if (!name.endsWith(".json")) {
name += ".json";
}
Path path = Paths.get(policyFolder, name);
ObjectMapper om = new ObjectMapper();
policy = om.readValue(path.toFile(), Policy.class);
} catch (Exception e) {
Observation.report(LogMessages.UNEXPECTED_EXCEPTION, e, e.getMessage());
}
return policy;
}
public List<Policy> getSupportedPolicies() {
List<Policy> policies = new ArrayList<>();
try {
return getLocalSupportedPolicies();
} catch (Exception e) {
Observation.report(LogMessages.UNEXPECTED_EXCEPTION, e, e.getMessage());
}
return policies;
}
public List<Policy> getLocalSupportedPolicies() {
String policyFolder = env.getProperty("cmso.local.policy.folder", "data/policies");
List<Policy> policies = new ArrayList<>();
try {
Path path = Paths.get(policyFolder);
for (File file : path.toFile().listFiles()) {
if (file.isFile()) {
Policy policy = getLocalPolicyForName(file.getName());
if (policy != null) {
policies.add(policy);
}
}
}
} catch (Exception e) {
Observation.report(LogMessages.UNEXPECTED_EXCEPTION, e, e.getMessage());
}
return policies;
}
}
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