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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* Copyright (C) 2017 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.openecomp.sdc.be.model.tosca.converters;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import org.openecomp.sdc.be.config.BeEcompErrorManager;
import org.openecomp.sdc.be.model.DataTypeDefinition;
import org.openecomp.sdc.be.model.PropertyDefinition;
import org.openecomp.sdc.be.model.tosca.ToscaPropertyType;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParseException;
import com.google.gson.JsonParser;
import com.google.gson.JsonSyntaxException;
import com.google.gson.stream.JsonReader;
public class ToscaListValueConverter extends ToscaValueBaseConverter implements ToscaValueConverter {
private static ToscaListValueConverter listConverter = new ToscaListValueConverter();
private JsonParser jsonParser = new JsonParser();
private static Logger log = LoggerFactory.getLogger(ToscaListValueConverter.class.getName());
public static ToscaListValueConverter getInstance() {
return listConverter;
}
private ToscaListValueConverter() {
}
@Override
public Object convertToToscaValue(String value, String innerType, Map<String, DataTypeDefinition> dataTypes) {
if (value == null) {
return null;
}
try {
ToscaPropertyType innerToscaType = ToscaPropertyType.isValidType(innerType);
ToscaValueConverter innerConverter = null;
boolean isScalar = true;
if (innerToscaType != null) {
innerConverter = innerToscaType.getValueConverter();
} else {
DataTypeDefinition dataTypeDefinition = dataTypes.get(innerType);
if (dataTypeDefinition != null) {
ToscaPropertyType toscaPropertyType = null;
if ((toscaPropertyType = isScalarType(dataTypeDefinition)) != null) {
innerConverter = toscaPropertyType.getValueConverter();
} else {
isScalar = false;
innerConverter = ToscaMapValueConverter.getInstance();
}
} else {
log.debug("inner Tosca Type is null");
return value;
}
}
JsonElement jsonElement = null;
try {
StringReader reader = new StringReader(value);
JsonReader jsonReader = new JsonReader(reader);
jsonReader.setLenient(true);
jsonElement = jsonParser.parse(jsonReader);
} catch (JsonSyntaxException e) {
log.debug("convertToToscaValue failed to parse json value :", e);
return null;
}
if (jsonElement == null || true == jsonElement.isJsonNull()) {
log.debug("convertToToscaValue json element is null");
return null;
}
if (jsonElement.isJsonArray() == false) {
// get_input all array like get_input: qrouter_names
return handleComplexJsonValue(jsonElement);
}
JsonArray asJsonArray = jsonElement.getAsJsonArray();
ArrayList<Object> toscaList = new ArrayList<Object>();
final boolean isScalarF = isScalar;
final ToscaValueConverter innerConverterFinal = innerConverter;
asJsonArray.forEach(e -> {
Object convertedValue = null;
if (isScalarF) {
if (e.isJsonPrimitive()) {
String jsonAsString = e.getAsString();
log.debug("try to convert scalar value {}", jsonAsString);
convertedValue = innerConverterFinal.convertToToscaValue(jsonAsString, innerType,
dataTypes);
} else {
convertedValue = handleComplexJsonValue(e);
}
} else {
JsonObject asJsonObject = e.getAsJsonObject();
Set<Entry<String, JsonElement>> entrySet = asJsonObject.entrySet();
DataTypeDefinition dataTypeDefinition = dataTypes.get(innerType);
Map<String, PropertyDefinition> allProperties = getAllProperties(dataTypeDefinition);
Map<String, Object> toscaObjectPresentation = new HashMap<>();
for (Entry<String, JsonElement> entry : entrySet) {
String propName = entry.getKey();
JsonElement elementValue = entry.getValue();
PropertyDefinition propertyDefinition = allProperties.get(propName);
if (propertyDefinition == null) {
log.debug("The property {} was not found under data type {}",propName,dataTypeDefinition.getName());
continue;
// return null;
}
String type = propertyDefinition.getType();
ToscaPropertyType propertyType = ToscaPropertyType.isValidType(type);
Object convValue;
if (propertyType != null) {
if (elementValue.isJsonPrimitive()) {
ToscaValueConverter valueConverter = propertyType.getValueConverter();
convValue = valueConverter.convertToToscaValue(elementValue.getAsString(), type,
dataTypes);
} else {
if (ToscaPropertyType.MAP.equals(type) || ToscaPropertyType.LIST.equals(propertyType)) {
ToscaValueConverter valueConverter = propertyType.getValueConverter();
String json = gson.toJson(elementValue);
String innerTypeRecursive = propertyDefinition.getSchema().getProperty().getType();
convValue = valueConverter.convertToToscaValue(json, innerTypeRecursive, dataTypes);
} else {
convValue = handleComplexJsonValue(elementValue);
}
}
} else {
String json = gson.toJson(elementValue);
convValue = convertToToscaValue(json, type, dataTypes);
}
toscaObjectPresentation.put(propName, convValue);
}
convertedValue = toscaObjectPresentation;
}
toscaList.add(convertedValue);
});
return toscaList;
} catch (
JsonParseException e) {
log.debug("Failed to parse json : {}", value, e);
BeEcompErrorManager.getInstance().logBeInvalidJsonInput("List Converter");
return null;
}
}
}
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