Code refactoring

components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/pages/cdmf.page.effective-policy.view/view.js

@@ -20,7 +20,5 @@ function onRequest(context) {
     var utility = require("/app/modules/utility.js")["utility"];
     var deviceType = context.uriParams.deviceType;
     var deviceId = context.uriParams.deviceId;
-    new Log().info("Device Type : "+deviceType);
-    new Log().info("Device ID : "+deviceId);
     return {"deviceTypePolicyView": utility.getTenantedDeviceUnitName(deviceType, deviceId,"policy-view")};
 }

components/policy-mgt/org.wso2.carbon.policy.decision.point/src/main/java/org/wso2/carbon/policy/decision/point/merged/MergedEvaluationPoint.java

@@ -78,13 +78,23 @@ public class MergedEvaluationPoint implements PolicyEvaluationPoint {
             profile.setUpdatedDate(currentTimestamp);
             profile.setDeviceType(deviceIdentifier.getType());
             profile.setTenantId(PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId());
+            // Set effective policy name
             policy.setPolicyName(effectivePolicyName);
             policy.setOwnershipType(pipDevice.getOwnershipType());
+            // Set effective policy Active and Updated
             policy.setActive(true);
             policy.setUpdated(true);
             policy.setTenantId(PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId());
-            policy.setDescription("This is a system generated effective policy by merging relevant policies.");
+            String policyIds = "";
+            Collections.sort(policyList);
+            for (Policy appliedPolicy : policyList) {
+                policyIds += appliedPolicy.getId() + ", ";
+            }
+            policyIds = policyIds.substring(0, policyIds.length() - 2);
+            policy.setDescription("This is a system generated effective policy by merging Policy Id : " + policyIds);
+            // Need to set compliance of the effective policy. Get compliance of first policy using priority order
             policy.setCompliance(policyList.get(0).getCompliance());
+            // Change default 0 effective policy id to (-1)
             policy.setId(-1);
             return policy;
         } catch (PolicyManagementException e) {

components/policy-mgt/org.wso2.carbon.policy.mgt.core/src/main/java/org/wso2/carbon/policy/mgt/core/PolicyManagerServiceImpl.java

@@ -98,6 +98,7 @@ public class PolicyManagerServiceImpl implements PolicyManagerService {
                 policy = policyEvaluationPoint.
                         getEffectivePolicy(deviceIdentifier);
                 if (policy == null) {
+                    policyAdministratorPoint.removePolicyUsed(deviceIdentifier);
                     return null;
                 }
                 this.getPAP().setPolicyUsed(deviceIdentifier, policy);

components/policy-mgt/org.wso2.carbon.policy.mgt.core/src/main/java/org/wso2/carbon/policy/mgt/core/enforcement/PolicyEnforcementDelegatorImpl.java

@@ -89,7 +89,12 @@ public class PolicyEnforcementDelegatorImpl implements PolicyEnforcementDelegato
 
             Policy policy = policyManagerService.getPEP().getEffectivePolicy(identifier);
             policyAdministratorPoint = policyManagerService.getPAP();
-            policyAdministratorPoint.setPolicyUsed(identifier, policy);
+            if (policy != null) {
+                policyAdministratorPoint.setPolicyUsed(identifier, policy);
+            } else {
+                policyAdministratorPoint.removePolicyUsed(identifier);
+                return null;
+            }
             return policy;
             //return PolicyManagementDataHolder.getInstance().getPolicyEvaluationPoint().getEffectivePolicy(identifier);
         } catch (PolicyEvaluationException e) {

components/policy-mgt/org.wso2.carbon.policy.mgt.core/src/main/java/org/wso2/carbon/policy/mgt/core/mgt/impl/PolicyManagerImpl.java

@@ -879,10 +879,8 @@ public class PolicyManagerImpl implements PolicyManager {
             PolicyManagementDAOFactory.beginTransaction();
 
             Policy policySaved = policyDAO.getAppliedPolicy(deviceId, device.getEnrolmentInfo().getId());
-            if (policySaved != null) {
-                if (policySaved.getId() != 0) {
-                    policyDAO.updateEffectivePolicyToDevice(deviceId, device.getEnrolmentInfo().getId(), policy);
-                }
+            if (policySaved != null && policySaved.getId() != 0) {
+                policyDAO.updateEffectivePolicyToDevice(deviceId, device.getEnrolmentInfo().getId(), policy);
             } else {
                 policyDAO.addEffectivePolicyToDevice(deviceId, device.getEnrolmentInfo().getId(), policy);
             }

features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/conf/cdm-config.xml

@@ -43,7 +43,9 @@
         <MaxRetries>5</MaxRetries>
         <MinRetriesToMarkUnreachable>8</MinRetriesToMarkUnreachable>
         <MinRetriesToMarkInactive>20</MinRetriesToMarkInactive>
-        <!--<PolicyEvaluationPoint>Simple</PolicyEvaluationPoint>-->
+        <!--Set the policy evaluation point name-->
+        <!--Simple ->  Simple policy evaluation point-->
+        <!--Merged ->  Merged policy evaluation point -->
         <PolicyEvaluationPoint>Merged</PolicyEvaluationPoint>
         <Platforms>
             <Platform>android</Platform>