1 files changed, 105 insertions, 0 deletions
diff --git a/runtime/src/main/java/org/onap/policy/clamp/clds/tosca/update/ToscaConverterWithDictionarySupport.java b/runtime/src/main/java/org/onap/policy/clamp/clds/tosca/update/ToscaConverterWithDictionarySupport.java
new file mode 100644
index 000000000..6702a6200
--- /dev/null
+++ b/runtime/src/main/java/org/onap/policy/clamp/clds/tosca/update/ToscaConverterWithDictionarySupport.java
@@ -0,0 +1,105 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP CLAMP
+ * ================================================================================
+ * Copyright (C) 2020-2021 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.clamp.clds.tosca.update;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import com.google.gson.JsonObject;
+import java.io.IOException;
+import org.onap.policy.clamp.clds.config.ClampProperties;
+import org.onap.policy.clamp.clds.tosca.update.parser.metadata.ToscaMetadataParser;
+import org.onap.policy.clamp.clds.tosca.update.parser.metadata.ToscaMetadataParserWithDictionarySupport;
+import org.onap.policy.clamp.clds.tosca.update.templates.JsonTemplateManager;
+import org.onap.policy.clamp.clds.util.JsonUtils;
+import org.onap.policy.clamp.loop.service.Service;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+/**
+ * This is the main class that must be used to convert a tosca to a json schema.
+ * This class adds feature to support the dictionary mechanism that enables json possible values extracted
+ * from the dictionary DB table.
+ *
+ * @see org.onap.policy.clamp.clds.tosca.update.ToscaConverterWithDictionarySupport#convertToscaToJsonSchemaObject
+ */
+@Component
+public class ToscaConverterWithDictionarySupport {
+
+    private static final EELFLogger logger =
+            EELFManager.getInstance().getLogger(ToscaConverterWithDictionarySupport.class);
+
+    private ClampProperties clampProperties;
+    private ToscaMetadataParser metadataParser;
+
+    /**
+     * Constructor with Spring support.
+     *
+     * @param clampProperties Clamp Spring properties
+     * @param metadataParser  Metadata parser
+     */
+    @Autowired
+    public ToscaConverterWithDictionarySupport(ClampProperties clampProperties,
+                                               ToscaMetadataParserWithDictionarySupport metadataParser) {
+        this.clampProperties = clampProperties;
+        this.metadataParser = metadataParser;
+    }
+
+    /**
+     * This method converts a tosca file to a json schema.
+     * It uses some parameters specified in the application.properties.
+     *
+     * @param toscaFile          The tosca file as String
+     * @param policyTypeToDecode The policy type to decode
+     * @param serviceModel       The service model associated so that the clamp enrichment could be done if required by
+     *                           the tosca model
+     * @return A json object being a json schema
+     */
+    public JsonObject convertToscaToJsonSchemaObject(String toscaFile, String policyTypeToDecode,
+                                                     Service serviceModel) {
+        try {
+            return new JsonTemplateManager(toscaFile,
+                    clampProperties.getFileContent("tosca.converter.default.datatypes"),
+                    clampProperties.getFileContent("tosca.converter.json.schema.templates"))
+                    .getJsonSchemaForPolicyType(policyTypeToDecode, Boolean.parseBoolean(clampProperties.getStringValue(
+                            "tosca.converter.dictionary.support.enabled")) ? metadataParser : null, serviceModel);
+        } catch (IOException | UnknownComponentException e) {
+            logger.error("Unable to convert the tosca properly, exception caught during the decoding",
+                    e);
+            return new JsonObject();
+        }
+    }
+
+    /**
+     * This method converts a tosca file to a json schema.
+     * It uses some parameters specified in the application.properties.
+     *
+     * @param toscaFile          The tosca file as String
+     * @param policyTypeToDecode The policy type to decode
+     * @param serviceModel       The service Model so that clamp enrichment could be done if required by tosca model
+     * @return A String containing the json schema
+     */
+    public String convertToscaToJsonSchemaString(String toscaFile, String policyTypeToDecode, Service serviceModel) {
+        return JsonUtils.GSON.toJson(this.convertToscaToJsonSchemaObject(toscaFile, policyTypeToDecode, serviceModel));
+    }
+}