Initial add of APPC client libraries

[appc.git] / appc-client / client-kit / src / test / java / org / openecomp / appc / generator / JsonHelper.java

diff --git a/appc-client/client-kit/src/test/java/org/openecomp/appc/generator/JsonHelper.java b/appc-client/client-kit/src/test/java/org/openecomp/appc/generator/JsonHelper.java
new file mode 100644 (file)
index 0000000..6d9bf62
--- /dev/null
+++ b/appc-client/client-kit/src/test/java/org/openecomp/appc/generator/JsonHelper.java
@@ -0,0 +1,93 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APPC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Copyright (C) 2017 Amdocs
+ * =============================================================================
+ * 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.
+ * 
+ * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.appc.generator;
+
+import com.fasterxml.jackson.databind.JsonNode;
+
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.Set;
+import java.util.regex.Pattern;
+
+public class JsonHelper {
+
+    private enum PopulateType{
+        PARAMETER,
+        SCHEMA_REF,
+        ;
+    }
+
+    public static void populateRpcInputOutputParamsFromJson(final JsonNode jsonNode, Map<String, Set<String>> jsonBodyInputParams, Map<String, Set<String>> jsonBodyOutputParams) {
+        populateRpcInputOutputParamsFromJson(jsonNode,jsonBodyInputParams, jsonBodyOutputParams,PopulateType.PARAMETER,false);
+    }
+    public static void populateRpcInputOutputSchemaRefFromJson(final JsonNode jsonNode, Map<String, Set<String>> jsonBodyInputParams, Map<String, Set<String>> jsonBodyOutputParams) {
+        populateRpcInputOutputParamsFromJson(jsonNode,jsonBodyInputParams, jsonBodyOutputParams,PopulateType.SCHEMA_REF,true);
+    }
+    public static void populateRpcInputOutputParamsFromJson(final JsonNode jsonNode, Map<String, Set<String>> jsonBodyInputParams, Map<String, Set<String>> jsonBodyOutputParams,PopulateType populateType,boolean normalizeRpcOperation) {
+        //get all yang2json Input and output Params and populate jsonBodyInputParams & jsonBodyOutputParams
+        for(Iterator<JsonNode> pathsElements = jsonNode.get("paths").elements(); pathsElements.hasNext(); ){
+            JsonNode pathNode = pathsElements.next();
+            String rpcOperation = pathNode.get("post").get("operationId").textValue();
+            String bodyInputSchemaRef = pathNode.get("post").get("parameters").get(0).get("schema").get("properties").get("input").get("$ref").textValue();
+            String bodyInputSchemaRefSuffix = JsonHelper.getStringSuffix(bodyInputSchemaRef,"/");
+            rpcOperation = normalizeRpcOperation ? rpcOperation.replaceAll(Pattern.quote("-"),"").toLowerCase() : rpcOperation;
+
+            String bodyOutputSchemaRef = pathNode.get("post").get("responses").get("200").get("schema").get("properties").get("output").get("$ref").textValue();
+            String bodyOutputSchemaRefSuffix = JsonHelper.getStringSuffix(bodyOutputSchemaRef,"/");
+
+            Set<String> inputParametersOrSchemaRef;
+            Set<String> outputParametersOrSchemaRef;
+            if(populateType == PopulateType.SCHEMA_REF){
+                inputParametersOrSchemaRef = new HashSet();
+                inputParametersOrSchemaRef.add(bodyInputSchemaRefSuffix);
+
+                outputParametersOrSchemaRef = new HashSet();
+                outputParametersOrSchemaRef.add(bodyOutputSchemaRefSuffix);
+            }else{
+                inputParametersOrSchemaRef = extractParams(jsonNode,bodyInputSchemaRefSuffix);
+                outputParametersOrSchemaRef = extractParams(jsonNode,bodyOutputSchemaRefSuffix);
+            }
+            jsonBodyInputParams.put(rpcOperation,inputParametersOrSchemaRef);
+            jsonBodyOutputParams.put(rpcOperation,outputParametersOrSchemaRef);
+        }
+    }
+
+    private static Set<String> extractParams(final JsonNode jsonNode,String schemaRefName) {
+        Iterator<Map.Entry<String, JsonNode>> fields = jsonNode.get("definitions").get(schemaRefName).get("properties").fields();
+        Set<String> params = new HashSet();
+        for( ;fields.hasNext(); ){
+            Map.Entry<String, JsonNode> fieldEntry = fields.next();
+            params.add(fieldEntry.getKey());
+        }
+        return params;
+    }
+
+    public static String getStringSuffix(String input, String afterString){
+        int indexOf = input.lastIndexOf(afterString);
+        String stringSuffix = (indexOf > -1) ? input.substring(indexOf+1) : input;
+        return stringSuffix;
+    }
+}