Rework the policy refresh
[clamp.git] / src / main / java / org / onap / clamp / policy / operational / OperationalPolicy.java
index 82cfcf4..492c9b9 100644 (file)
@@ -4,6 +4,7 @@
  * ================================================================================
  * Copyright (C) 2019 AT&T Intellectual Property. All rights
  *                             reserved.
+ * Modifications Copyright (C) 2020 Huawei Technologies Co., Ltd.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -30,7 +31,6 @@ import com.google.gson.GsonBuilder;
 import com.google.gson.JsonArray;
 import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
-import com.google.gson.JsonSyntaxException;
 import com.google.gson.annotations.Expose;
 import java.io.IOException;
 import java.io.Serializable;
@@ -44,16 +44,16 @@ import javax.persistence.Entity;
 import javax.persistence.FetchType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
-import javax.persistence.JoinColumns;
 import javax.persistence.ManyToOne;
 import javax.persistence.Table;
 import javax.persistence.Transient;
+import org.apache.commons.lang3.RandomStringUtils;
 import org.hibernate.annotations.TypeDef;
 import org.hibernate.annotations.TypeDefs;
-import org.onap.clamp.clds.tosca.ToscaYamlToJsonConvertor;
-import org.onap.clamp.clds.util.JsonUtils;
+import org.onap.clamp.clds.tosca.update.ToscaConverterWithDictionarySupport;
 import org.onap.clamp.dao.model.jsontype.StringJsonUserType;
 import org.onap.clamp.loop.Loop;
+import org.onap.clamp.loop.service.Service;
 import org.onap.clamp.loop.template.LoopElementModel;
 import org.onap.clamp.loop.template.PolicyModel;
 import org.onap.clamp.policy.Policy;
@@ -81,57 +81,70 @@ public class OperationalPolicy extends Policy implements Serializable {
     @JoinColumn(name = "loop_id", nullable = false)
     private Loop loop;
 
+    /**
+     * Constructor for serialization.
+     */
     public OperationalPolicy() {
-        // Serialization
     }
 
     /**
      * The constructor.
      *
      * @param name               The name of the operational policy
-     * @param loop               The loop that uses this operational policy
      * @param configurationsJson The operational policy property in the format of
      *                           json
+     * @param jsonRepresentation The jsonObject defining the json schema
      * @param policyModel        The policy model associated if any, can be null
      * @param loopElementModel   The loop element from which this instance is supposed to be created
      * @param pdpGroup           The Pdp Group info
      * @param pdpSubgroup        The Pdp Subgroup info
      */
-    public OperationalPolicy(String name, Loop loop, JsonObject configurationsJson, PolicyModel policyModel,
+    public OperationalPolicy(String name, JsonObject configurationsJson,
+                             JsonObject jsonRepresentation, PolicyModel policyModel,
                              LoopElementModel loopElementModel, String pdpGroup, String pdpSubgroup) {
         this.name = name;
-        this.loop = loop;
         this.setPolicyModel(policyModel);
         this.setConfigurationsJson(configurationsJson);
         this.setPdpGroup(pdpGroup);
         this.setPdpSubgroup(pdpSubgroup);
         this.setLoopElementModel(loopElementModel);
-        this.setJsonRepresentation(this.generateJsonRepresentation(policyModel));
+        this.setJsonRepresentation(jsonRepresentation);
 
     }
 
-    private JsonObject generateJsonRepresentation(PolicyModel policyModel) {
-        JsonObject jsonReturned = new JsonObject();
-        if (policyModel == null) {
-            return new JsonObject();
-        }
-        try {
-            if (isLegacy()) {
-                // Op policy Legacy case
-                LegacyOperationalPolicy.preloadConfiguration(jsonReturned, loop);
-                this.setJsonRepresentation(
-                        OperationalPolicyRepresentationBuilder.generateOperationalPolicySchema(loop.getModelService()));
-            } else {
-                // Generic Case
-                this.setJsonRepresentation(JsonUtils.GSON
-                        .fromJson(new ToscaYamlToJsonConvertor().parseToscaYaml(policyModel.getPolicyModelTosca(),
-                                policyModel.getPolicyModelType()), JsonObject.class));
-            }
-        } catch (JsonSyntaxException | IOException | NullPointerException e) {
-            logger.error("Unable to generate the operational policy Schema ... ", e);
-            this.setJsonRepresentation(new JsonObject());
-        }
-        return jsonReturned;
+    /**
+     * Create an operational policy from a loop element model.
+     *
+     * @param loop             The parent loop
+     * @param service          The loop service
+     * @param loopElementModel The loop element model
+     * @param toscaConverter   The tosca converter that must be used to create the Json representation
+     */
+    public OperationalPolicy(Loop loop, Service service, LoopElementModel loopElementModel,
+                             ToscaConverterWithDictionarySupport toscaConverter) {
+        this(Policy.generatePolicyName("OPERATIONAL", service.getName(), service.getVersion(),
+                RandomStringUtils.randomAlphanumeric(3), RandomStringUtils.randomAlphanumeric(3)), new JsonObject(),
+                new JsonObject(), loopElementModel.getPolicyModels().first(), loopElementModel, null, null);
+        this.setLoop(loop);
+        this.updateJsonRepresentation(toscaConverter);
+    }
+
+    /**
+     * Create an operational policy from a policy model.
+     *
+     * @param loop             The parent loop
+     * @param service          The loop service
+     * @param policyModel       The policy model
+     * @param toscaConverter   The tosca converter that must be used to create the Json representation
+     * @throws IOException In case of issues with the legacy files (generated from resource files
+     */
+    public OperationalPolicy(Loop loop, Service service, PolicyModel policyModel,
+                             ToscaConverterWithDictionarySupport toscaConverter) throws IOException {
+        this(Policy.generatePolicyName("OPERATIONAL", service.getName(), service.getVersion(),
+                RandomStringUtils.randomAlphanumeric(3), RandomStringUtils.randomAlphanumeric(3)), new JsonObject(),
+                new JsonObject(), policyModel, null, null, null);
+        this.setLoop(loop);
+        this.updateJsonRepresentation(toscaConverter);
     }
 
     public void setLoop(Loop loopName) {
@@ -157,6 +170,28 @@ public class OperationalPolicy extends Policy implements Serializable {
         this.name = name;
     }
 
+    @Override
+    public void updateJsonRepresentation(ToscaConverterWithDictionarySupport toscaConverter) {
+        {
+            this.setJsonRepresentation(new JsonObject());
+            if (this.getPolicyModel() == null) {
+                return;
+            }
+            if (this.isLegacy()) {
+                // Op policy Legacy case
+                LegacyOperationalPolicy.preloadConfiguration(this.getConfigurationsJson(), this.loop);
+                this.setJsonRepresentation(OperationalPolicyRepresentationBuilder
+                        .generateOperationalPolicySchema(this.loop.getModelService()));
+            }
+            else {
+                // Generic Case
+                this.setJsonRepresentation(toscaConverter.convertToscaToJsonSchemaObject(
+                        this.getPolicyModel().getPolicyModelTosca(),
+                        this.getPolicyModel().getPolicyModelType()));
+            }
+        }
+    }
+
     @Override
     public int hashCode() {
         final int prime = 31;
@@ -181,7 +216,8 @@ public class OperationalPolicy extends Policy implements Serializable {
             if (other.name != null) {
                 return false;
             }
-        } else if (!name.equals(other.name)) {
+        }
+        else if (!name.equals(other.name)) {
             return false;
         }
         return true;
@@ -220,7 +256,7 @@ public class OperationalPolicy extends Policy implements Serializable {
         metadata.addProperty("policy-id", this.name);
 
         operationalPolicyDetails.add("properties", LegacyOperationalPolicy
-                .reworkPayloadAttributes(this.getConfigurationsJson().get("operational_policy").deepCopy()));
+                .reworkActorAttributes(this.getConfigurationsJson().get("operational_policy").deepCopy()));
 
         DumperOptions options = new DumperOptions();
         options.setIndent(2);
@@ -246,7 +282,8 @@ public class OperationalPolicy extends Policy implements Serializable {
             String opPayload = new GsonBuilder().setPrettyPrinting().create().toJson(payload);
             logger.info("Operational policy payload: " + opPayload);
             return opPayload;
-        } else {
+        }
+        else {
             return super.createPolicyPayload();
         }
     }
@@ -264,24 +301,11 @@ public class OperationalPolicy extends Policy implements Serializable {
             if (guardsList != null) {
                 for (JsonElement guardElem : guardsList.getAsJsonArray()) {
                     result.put(guardElem.getAsJsonObject().get("policy-id").getAsString(),
-                        new GsonBuilder().create().toJson(guardElem));
+                            new GsonBuilder().create().toJson(guardElem));
                 }
             }
         }
         logger.info("Guard policy payload: " + result);
         return result;
     }
-
-    /**
-     * Regenerate the Operational Policy Json Representation.
-     */
-    public void updateJsonRepresentation() {
-        try {
-            this.setJsonRepresentation(
-                    OperationalPolicyRepresentationBuilder.generateOperationalPolicySchema(loop.getModelService()));
-        } catch (JsonSyntaxException | IOException | NullPointerException e) {
-            logger.error("Unable to generate the operational policy Schema ... ", e);
-            this.setJsonRepresentation(new JsonObject());
-        }
-    }
 }