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/*-
* ============LICENSE_START=======================================================
* ONAP CLAMP
* ================================================================================
* Copyright (C) 2020 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.parser.metadata;
import com.google.gson.JsonArray;
import com.google.gson.JsonObject;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Optional;
import org.onap.policy.clamp.clds.tosca.JsonEditorSchemaConstants;
import org.onap.policy.clamp.clds.tosca.ToscaSchemaConstants;
import org.onap.policy.clamp.clds.tosca.update.elements.ToscaElementProperty;
import org.onap.policy.clamp.clds.tosca.update.execution.ToscaMetadataExecutor;
import org.onap.policy.clamp.loop.service.Service;
import org.onap.policy.clamp.tosca.DictionaryElement;
import org.onap.policy.clamp.tosca.DictionaryService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
@Component
public class ToscaMetadataParserWithDictionarySupport implements ToscaMetadataParser {
@Autowired
private ToscaMetadataExecutor toscaMetadataExecutor;
@Autowired
private DictionaryService dictionaryService;
/**
* This method is used to start the processing of the metadata field.
*
* @param toscaElementProperty The property metadata as Json Object
* @return The jsonObject structure that must be added to the json schema
*/
public JsonObject processAllMetadataElement(ToscaElementProperty toscaElementProperty, Service serviceModel) {
if (dictionaryService != null) {
return parseMetadataPossibleValues(toscaElementProperty.getItems(), dictionaryService, serviceModel,
toscaMetadataExecutor);
} else {
return null;
}
}
private static JsonObject parseMetadataPossibleValues(LinkedHashMap<String, Object> childNodeMap,
DictionaryService dictionaryService, Service serviceModel,
ToscaMetadataExecutor toscaMetadataExecutor) {
JsonObject childObject = new JsonObject();
if (childNodeMap.containsKey(ToscaSchemaConstants.METADATA)
&& childNodeMap.get(ToscaSchemaConstants.METADATA) != null) {
((LinkedHashMap<String, Object>) childNodeMap.get(ToscaSchemaConstants.METADATA)).forEach((key,
value) -> {
if (key.equalsIgnoreCase(ToscaSchemaConstants.METADATA_CLAMP_POSSIBLE_VALUES)) {
String[] multipleValues = ((String) value).split(",");
for (String multipleValue : multipleValues) {
if (multipleValue.contains(ToscaSchemaConstants.DICTIONARY)) {
processDictionaryElements(multipleValue, childObject, dictionaryService);
}
if (multipleValue.contains("ClampExecution:")) {
executeClampProcess(multipleValue.replaceFirst("ClampExecution:", ""), childObject,
serviceModel, toscaMetadataExecutor);
}
}
}
});
}
return childObject;
}
private static void executeClampProcess(String processInfo, JsonObject childObject, Service serviceModel,
ToscaMetadataExecutor toscaMetadataExecutor) {
toscaMetadataExecutor.executeTheProcess(processInfo, childObject, serviceModel);
}
/**
* For dictionary with multiple levels (defined by #).
*
* @param dictionaryKeyArray the array containing the different elements
* @param childObject the structure getting the new entries
* @param dictionaryService the dictionary service bean
*/
private static void processComplexDictionaryElements(String[] dictionaryKeyArray, JsonObject childObject,
DictionaryService dictionaryService) {
// We support only one # as of now.
List<DictionaryElement> dictionaryElements = null;
if (dictionaryKeyArray.length == 2) {
dictionaryElements = new ArrayList<>(dictionaryService.getDictionary(dictionaryKeyArray[0])
.getDictionaryElements());
JsonArray subDictionaryNames = new JsonArray();
new ArrayList<DictionaryElement>(dictionaryService.getDictionary(dictionaryKeyArray[1])
.getDictionaryElements()).forEach(elem -> subDictionaryNames.add(elem.getShortName()));
JsonArray jsonArray = new JsonArray();
Optional.of(dictionaryElements).get().forEach(c -> {
JsonObject jsonObject = new JsonObject();
jsonObject.addProperty(JsonEditorSchemaConstants.TYPE, getJsonType(c.getType()));
if (c.getType() != null
&& c.getType().equalsIgnoreCase(ToscaSchemaConstants.TYPE_STRING)) {
jsonObject.addProperty(JsonEditorSchemaConstants.MIN_LENGTH, 1);
}
jsonObject.addProperty(JsonEditorSchemaConstants.ID, c.getName());
jsonObject.addProperty(JsonEditorSchemaConstants.LABEL, c.getShortName());
jsonObject.add(JsonEditorSchemaConstants.OPERATORS, subDictionaryNames);
jsonArray.add(jsonObject);
});
JsonObject filterObject = new JsonObject();
filterObject.add(JsonEditorSchemaConstants.FILTERS, jsonArray);
childObject.addProperty(JsonEditorSchemaConstants.TYPE,
JsonEditorSchemaConstants.TYPE_QBLDR);
// TO invoke validation on such parameters
childObject.addProperty(JsonEditorSchemaConstants.MIN_LENGTH, 1);
childObject.add(JsonEditorSchemaConstants.QSSCHEMA, filterObject);
}
}
/**
* For dictionary with single entry.
*
* @param dictionaryKeyArray the array containing the different elements
* @param childObject the structure getting the new entries
* @param dictionaryService the dictionary service bean
*/
private static void processSimpleDictionaryElements(String[] dictionaryKeyArray, JsonObject childObject,
DictionaryService dictionaryService) {
JsonArray dictionaryNames = new JsonArray();
JsonArray dictionaryFullNames = new JsonArray();
dictionaryService.getDictionary(dictionaryKeyArray[0]).getDictionaryElements().forEach(c -> {
// Json type will be translated before Policy creation
if (c.getType() != null && !c.getType().equalsIgnoreCase("json")) {
dictionaryFullNames.add(c.getName());
}
dictionaryNames.add(c.getShortName());
});
if (dictionaryFullNames.size() > 0) {
if (childObject.get(JsonEditorSchemaConstants.ENUM) != null) {
childObject.get(JsonEditorSchemaConstants.ENUM).getAsJsonArray().add(dictionaryFullNames);
} else {
childObject.add(JsonEditorSchemaConstants.ENUM, dictionaryFullNames);
}
// Add Enum titles for generated translated values during JSON instance
// generation
JsonObject enumTitles = new JsonObject();
enumTitles.add(JsonEditorSchemaConstants.ENUM_TITLES, dictionaryNames);
if (childObject.get(JsonEditorSchemaConstants.OPTIONS) != null) {
childObject.get(JsonEditorSchemaConstants.OPTIONS).getAsJsonArray().add(enumTitles);
} else {
childObject.add(JsonEditorSchemaConstants.OPTIONS, enumTitles);
}
} else {
if (childObject.get(JsonEditorSchemaConstants.ENUM) != null) {
childObject.get(JsonEditorSchemaConstants.ENUM).getAsJsonArray().add(dictionaryNames);
} else {
childObject.add(JsonEditorSchemaConstants.ENUM, dictionaryNames);
}
}
}
private static void processDictionaryElements(String dictionaryReference, JsonObject childObject,
DictionaryService dictionaryService) {
String[] dictionaryKeyArray =
dictionaryReference.substring(dictionaryReference.indexOf(ToscaSchemaConstants.DICTIONARY) + 11,
dictionaryReference.length()).split("#");
if (dictionaryKeyArray.length > 1) {
processComplexDictionaryElements(dictionaryKeyArray, childObject, dictionaryService);
} else {
processSimpleDictionaryElements(dictionaryKeyArray, childObject, dictionaryService);
}
}
private static String getJsonType(String toscaType) {
String jsonType = null;
if (toscaType.equalsIgnoreCase(ToscaSchemaConstants.TYPE_INTEGER)) {
jsonType = JsonEditorSchemaConstants.TYPE_INTEGER;
} else if (toscaType.equalsIgnoreCase(ToscaSchemaConstants.TYPE_LIST)) {
jsonType = JsonEditorSchemaConstants.TYPE_ARRAY;
} else {
jsonType = JsonEditorSchemaConstants.TYPE_STRING;
}
return jsonType;
}
}
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