Fix Bug due to user management changes

[clamp.git] / src / main / java / org / onap / clamp / clds / client / PolicyEngineServices.java

diff --git a/src/main/java/org/onap/clamp/clds/client/PolicyEngineServices.java b/src/main/java/org/onap/clamp/clds/client/PolicyEngineServices.java
index e916afc..02e2dd0 100644 (file)
--- a/src/main/java/org/onap/clamp/clds/client/PolicyEngineServices.java
+++ b/src/main/java/org/onap/clamp/clds/client/PolicyEngineServices.java
@@ -25,19 +25,23 @@ package org.onap.clamp.clds.client;
 
 import com.att.eelf.configuration.EELFLogger;
 import com.att.eelf.configuration.EELFManager;
-
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
 import org.apache.camel.CamelContext;
 import org.apache.camel.Exchange;
 import org.apache.camel.builder.ExchangeBuilder;
 import org.onap.clamp.clds.config.ClampProperties;
 import org.onap.clamp.clds.sdc.controller.installer.BlueprintMicroService;
 import org.onap.clamp.loop.template.PolicyModel;
-import org.onap.clamp.loop.template.PolicyModelId;
-import org.onap.clamp.loop.template.PolicyModelsRepository;
+import org.onap.clamp.loop.template.PolicyModelsService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
-import org.springframework.transaction.annotation.Propagation;
-import org.springframework.transaction.annotation.Transactional;
+import org.yaml.snakeyaml.Yaml;
+
+
+
 
 /**
  * The class implements the communication with the Policy Engine to retrieve
@@ -49,7 +53,7 @@ import org.springframework.transaction.annotation.Transactional;
 public class PolicyEngineServices {
     private final CamelContext camelContext;
 
-    private final PolicyModelsRepository policyModelsRepository;
+    private final PolicyModelsService policyModelsSService;
 
     private static final EELFLogger logger = EELFManager.getInstance().getLogger(PolicyEngineServices.class);
     private static final EELFLogger auditLogger = EELFManager.getInstance().getAuditLogger();
@@ -60,33 +64,68 @@ public class PolicyEngineServices {
     public static final String POLICY_RETRY_INTERVAL = "policy.retry.interval";
     public static final String POLICY_RETRY_LIMIT = "policy.retry.limit";
 
+    /**
+     * Default constructor.
+     *
+     * @param camelContext Camel context bean
+     * @param clampProperties ClampProperties bean
+     * @param policyModelsSService policyModel repository bean
+     */
     @Autowired
-    public PolicyEngineServices(CamelContext camelContext, ClampProperties refProp,
-            PolicyModelsRepository policyModelsRepository) {
+    public PolicyEngineServices(CamelContext camelContext, ClampProperties clampProperties,
+                                PolicyModelsService policyModelsSService) {
         this.camelContext = camelContext;
-        this.policyModelsRepository = policyModelsRepository;
-        if (refProp.getStringValue(POLICY_RETRY_LIMIT) != null) {
-            retryLimit = Integer.valueOf(refProp.getStringValue(POLICY_RETRY_LIMIT));
+        this.policyModelsSService = policyModelsSService;
+        if (clampProperties.getStringValue(POLICY_RETRY_LIMIT) != null) {
+            retryLimit = Integer.parseInt(clampProperties.getStringValue(POLICY_RETRY_LIMIT));
         }
-        if (refProp.getStringValue(POLICY_RETRY_INTERVAL) != null) {
-            retryInterval = Integer.valueOf(refProp.getStringValue(POLICY_RETRY_INTERVAL));
+        if (clampProperties.getStringValue(POLICY_RETRY_INTERVAL) != null) {
+            retryInterval = Integer.parseInt(clampProperties.getStringValue(POLICY_RETRY_INTERVAL));
         }
     }
 
+    /**
+     * This method query Policy engine and create a PolicyModel object with type and version.
+     *
+     * @param policyType The policyType id
+     * @param policyVersion The policy version of that type
+     * @return A PolicyModel created from policyEngine data
+     */
     public PolicyModel createPolicyModelFromPolicyEngine(String policyType, String policyVersion) {
         return new PolicyModel(policyType, this.downloadOnePolicy(policyType, policyVersion), policyVersion);
     }
 
+    /**
+     * This method query Policy engine and create a PolicyModel object with type and version.
+     *
+     * @param microService microservice object instance
+     * @return A PolicyModel created from policyEngine data
+     */
     public PolicyModel createPolicyModelFromPolicyEngine(BlueprintMicroService microService) {
         return createPolicyModelFromPolicyEngine(microService.getModelType(), microService.getModelVersion());
     }
 
-    @Transactional(propagation = Propagation.REQUIRES_NEW)
-    public void createPolicyInDbIfNeeded(PolicyModel policyModel) {
-        if (!policyModelsRepository
-                .existsById(new PolicyModelId(policyModel.getPolicyModelType(), policyModel.getVersion()))) {
-            policyModelsRepository.save(policyModel);
+    /**
+     * This method synchronize the clamp database and the policy engine.
+     * So it creates the required PolicyModel.
+     */
+    public void synchronizeAllPolicies() {
+        LinkedHashMap<String, Object> loadedYaml;
+        loadedYaml = new Yaml().load(downloadAllPolicies());
+        if (loadedYaml == null || loadedYaml.isEmpty()) {
+            logger.warn("getAllPolicyType yaml returned by policy engine could not be decoded, as it's null or empty");
+            return;
         }
+
+        List<LinkedHashMap<String, Object>> policyTypesList = (List<LinkedHashMap<String, Object>>) loadedYaml
+                .get("policy_types");
+        policyTypesList.parallelStream().forEach(policyType -> {
+            Map.Entry<String, Object> policyTypeEntry = (Map.Entry<String, Object>) new ArrayList(policyType.entrySet()).get(0);
+
+            policyModelsSService.createPolicyInDbIfNeeded(
+                    createPolicyModelFromPolicyEngine(policyTypeEntry.getKey(),
+                            ((String) ((LinkedHashMap<String, Object>) policyTypeEntry.getValue()).get("version"))));
+        });
     }
 
     /**
@@ -94,7 +133,6 @@ public class PolicyEngineServices {
      * policy engine.
      * 
      * @return A yaml containing all policy Types and all data types
-     * @throws InterruptedException In case of issue when sleeping during the retry
      */
     public String downloadAllPolicies() {
         return callCamelRoute(ExchangeBuilder.anExchange(camelContext).build(), "direct:get-all-policy-models");
@@ -106,7 +144,6 @@ public class PolicyEngineServices {
      * @param policyType    The policy type (id)
      * @param policyVersion The policy version
      * @return A string with the whole policy tosca model
-     * @throws InterruptedException In case of issue when sleeping during the retry
      */
     public String downloadOnePolicy(String policyType, String policyVersion) {
         return callCamelRoute(ExchangeBuilder.anExchange(camelContext).withProperty("policyModelName", policyType)