[POLICY-73] replace openecomp for policy-engine

[policy/engine.git] / ONAP-PDP-REST / src / main / java / org / onap / policy / pdp / rest / api / services / DecisionPolicyService.java

diff --git a/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/api/services/DecisionPolicyService.java b/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/api/services/DecisionPolicyService.java
new file mode 100644 (file)
index 0000000..c283ff1
--- /dev/null
+++ b/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/api/services/DecisionPolicyService.java
@@ -0,0 +1,100 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP-PDP-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.onap.policy.pdp.rest.api.services;
+
+import java.util.Map;
+
+import org.onap.policy.api.AttributeType;
+import org.onap.policy.api.PolicyException;
+import org.onap.policy.api.PolicyParameters;
+import org.onap.policy.api.RuleProvider;
+import org.onap.policy.common.logging.flexlogger.FlexLogger;
+import org.onap.policy.common.logging.flexlogger.Logger;
+import org.onap.policy.xacml.api.XACMLErrorConstants;
+import org.onap.policy.xacml.std.pap.StdPAPPolicy;
+
+/**
+ * Decision Policy Implementation 
+ * 
+ * @version 0.1 
+ */
+public class DecisionPolicyService{
+       private static Logger LOGGER = FlexLogger.getLogger(DecisionPolicyService.class.getName());
+       private static PAPServices papServices = null;
+       
+       private String message = null;
+       private String policyScope = null;
+       private String policyName = null;
+       private PolicyParameters policyParameters = null;
+       private String onapName = null;
+       
+       public DecisionPolicyService(String policyScope, String policyName,
+                       PolicyParameters policyParameters) {
+               this.policyScope = policyScope;
+               this.policyName = policyName;
+               this.policyParameters = policyParameters;
+               papServices = new PAPServices();
+       }
+
+       public Boolean getValidation() {
+           onapName = policyParameters.getOnapName();
+               if (onapName==null||onapName.trim().isEmpty()){
+                       message = XACMLErrorConstants.ERROR_DATA_ISSUE + "No ONAP Name given.";
+                       return false;
+               }
+               return true;
+       }
+
+       public String getMessage() {
+               return message;
+       }
+
+       public String getResult(boolean updateFlag) throws PolicyException {
+               String response = null;
+               String operation = null;
+               if (updateFlag){
+                       operation = "update";
+               } else {
+                       operation = "create";
+               }
+               RuleProvider ruleProvider = policyParameters.getRuleProvider();
+               if (ruleProvider==null) {
+                       ruleProvider = RuleProvider.CUSTOM ;
+               }
+               Map<String,String> matchingAttributes = null;
+               Map<String,String> settingsAttributes = null;
+               if (policyParameters.getAttributes()!=null && policyParameters.getAttributes().containsKey(AttributeType.MATCHING) && policyParameters.getAttributes().containsKey(AttributeType.SETTINGS)) {
+                       matchingAttributes = policyParameters.getAttributes().get(AttributeType.MATCHING);
+                       settingsAttributes = policyParameters.getAttributes().get(AttributeType.SETTINGS);
+               }else if(policyParameters.getAttributes()!=null && !policyParameters.getAttributes().containsKey(AttributeType.MATCHING) && policyParameters.getAttributes().containsKey(AttributeType.SETTINGS)){
+                       settingsAttributes = policyParameters.getAttributes().get(AttributeType.SETTINGS);
+               }else if(policyParameters.getAttributes()!=null && policyParameters.getAttributes().containsKey(AttributeType.MATCHING) && !policyParameters.getAttributes().containsKey(AttributeType.SETTINGS)){
+                       matchingAttributes = policyParameters.getAttributes().get(AttributeType.MATCHING);
+               }
+               // Create Policy. 
+               StdPAPPolicy newPAPPolicy = new StdPAPPolicy(policyName, policyParameters.getPolicyDescription(), onapName, ruleProvider.toString(), matchingAttributes, settingsAttributes, policyParameters.getDynamicRuleAlgorithmLabels(), 
+                               policyParameters.getDynamicRuleAlgorithmFunctions(), policyParameters.getDynamicRuleAlgorithmField1(), policyParameters.getDynamicRuleAlgorithmField2(), null, null, null, updateFlag, policyScope, 0);
+               // Send JSON to PAP. 
+               response = (String) papServices.callPAP(newPAPPolicy, new String[] {"operation="+operation, "apiflag=api", "policyType=Decision"}, policyParameters.getRequestID(), "Decision");
+               LOGGER.info(message);
+               return response;
+       }
+
+}