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/*-
* ============LICENSE_START=======================================================
* ECOMP-PAP-REST
* ================================================================================
* Copyright (C) 2017 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.openecomp.policy.pap.xacml.rest.components;
import java.io.File;
import java.io.FileInputStream;
import java.nio.file.Paths;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Properties;
import java.util.Set;
import org.openecomp.policy.common.logging.eelf.MessageCodes;
import org.openecomp.policy.common.logging.eelf.PolicyLogger;
import org.openecomp.policy.common.logging.flexlogger.FlexLogger;
import org.openecomp.policy.common.logging.flexlogger.Logger;
import org.openecomp.policy.xacml.std.pap.StdPDPGroup;
import org.openecomp.policy.xacml.std.pap.StdPDPPolicy;
import com.att.research.xacml.api.pap.PDPPolicy;
/**
* Auto Push Policy based on the property file properties.
*
* @version 0.1
*/
public class AutoPushPolicy {
private static final Logger LOGGER = FlexLogger.getLogger(AutoPushPolicy.class);
private String filePath = null;
private Properties properties;
private Long newModified;
private Long oldModified;
private File propFile;
/**
* Constructor Pass in the property file path.
*/
public AutoPushPolicy(String file){
filePath = file;
properties = new Properties();
propFile = Paths.get(filePath).toFile();
readFile();
}
private void readFile(){
try {
properties.load(new FileInputStream(propFile));
oldModified = propFile.lastModified();
} catch (Exception e) {
PolicyLogger.error(MessageCodes.ERROR_PROCESS_FLOW, e, "AutoPushPolicy", "Error while loading in the auto push properties file.");
}
}
private StdPDPGroup addToGroup(String policyId, String policyName, String policyToCreateUpdate, StdPDPGroup pdpGroup) throws Exception{
// Add to group. Send Notification.
StdPDPPolicy policy = new StdPDPPolicy(policyId, true, policyName, null);
//Get the current policies from the Group and Add the new one
Set<PDPPolicy> currentPoliciesInGroup = pdpGroup.getPolicies();
Set<PDPPolicy> policies = new HashSet<>();
policies.add(policy);
pdpGroup.copyPolicyToFile(policyId, new FileInputStream(Paths.get(policyToCreateUpdate).toFile()));
//If the selected policy is in the group we must remove it because the name is default
Iterator<PDPPolicy> policyIterator = policies.iterator();
while (policyIterator.hasNext()) {
PDPPolicy selPolicy = policyIterator.next();
for (PDPPolicy existingPolicy : currentPoliciesInGroup) {
if (existingPolicy.getId().equals(selPolicy.getId())) {
pdpGroup.removePolicyFromGroup(existingPolicy);
LOGGER.debug("Removing policy: " + existingPolicy);
break;
}
}
}
if(currentPoliciesInGroup!=null){
policies.addAll(currentPoliciesInGroup);
}
pdpGroup.setPolicies(policies);
return pdpGroup;
}
}
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