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/*-
* ============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.onap.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;
}
}
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