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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.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
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.Gson;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonPrimitive;
public class ToscaValueBaseConverter {
protected Gson gson = new Gson();
private static Logger log = LoggerFactory.getLogger(ToscaValueBaseConverter.class.getName());
protected Map<String, PropertyDefinition> getAllProperties(DataTypeDefinition dataTypeDefinition) {
Map<String, PropertyDefinition> allParentsProps = new HashMap<>();
while (dataTypeDefinition != null) {
List<PropertyDefinition> currentParentsProps = dataTypeDefinition.getProperties();
if (currentParentsProps != null) {
currentParentsProps.stream().forEach(p -> allParentsProps.put(p.getName(), p));
}
dataTypeDefinition = dataTypeDefinition.getDerivedFrom();
}
return allParentsProps;
}
public ToscaPropertyType isScalarType(DataTypeDefinition dataTypeDef) {
ToscaPropertyType result = null;
DataTypeDefinition dataType = dataTypeDef;
while (dataType != null) {
String name = dataType.getName();
ToscaPropertyType typeIfScalar = ToscaPropertyType.getTypeIfScalar(name);
if (typeIfScalar != null) {
result = typeIfScalar;
break;
}
dataType = dataType.getDerivedFrom();
}
return result;
}
public Object handleComplexJsonValue(JsonElement elementValue) {
Object jsonValue = null;
Map<String, Object> value = new HashMap<String, Object>();
if (elementValue.isJsonObject()) {
JsonObject jsonOb = elementValue.getAsJsonObject();
Set<Entry<String, JsonElement>> entrySet = jsonOb.entrySet();
Iterator<Entry<String, JsonElement>> iteratorEntry = entrySet.iterator();
while (iteratorEntry.hasNext()) {
Entry<String, JsonElement> entry = iteratorEntry.next();
if (entry.getValue().isJsonArray()) {
List<Object> array = handleJsonArray(entry.getValue());
value.put(entry.getKey(), array);
} else {
Object object;
if (entry.getValue().isJsonPrimitive()) {
object = json2JavaPrimitive(entry.getValue().getAsJsonPrimitive());
} else {
object = handleComplexJsonValue(entry.getValue());
}
value.put(entry.getKey(), object);
}
}
jsonValue = value;
} else {
if (elementValue.isJsonArray()) {
jsonValue = handleJsonArray(elementValue);
} else {
if (elementValue.isJsonPrimitive()) {
jsonValue = json2JavaPrimitive(elementValue.getAsJsonPrimitive());
} else {
log.debug("not supported json type {} ", elementValue);
}
}
}
return jsonValue;
}
private List<Object> handleJsonArray(JsonElement entry) {
List<Object> array = new ArrayList<>();
JsonArray jsonArray = entry.getAsJsonArray();
Iterator<JsonElement> iterator = jsonArray.iterator();
while (iterator.hasNext()) {
Object object;
JsonElement element = iterator.next();
if (element.isJsonPrimitive()) {
object = json2JavaPrimitive(element.getAsJsonPrimitive());
} else {
object = handleComplexJsonValue(element);
}
array.add(object);
}
return array;
}
public Object json2JavaPrimitive(JsonPrimitive prim) {
if (prim.isBoolean()) {
return prim.getAsBoolean();
} else if (prim.isString()) {
return prim.getAsString();
} else if (prim.isNumber()) {
String strRepesentation = prim.getAsString();
if (strRepesentation.contains(".")) {
return prim.getAsDouble();
} else {
return prim.getAsInt();
}
} else {
throw new IllegalStateException();
}
}
/**
* checks is received Object empty or equals null or not It is relevant only
* if received Object is instance of String, Map or List class.
*
* @param convertedValue
* @return
*/
static public boolean isEmptyObjectValue(Object convertedValue) {
if (convertedValue == null) {
return true;
} else if (convertedValue instanceof String && ((String) convertedValue).isEmpty()) {
return true;
} else if (convertedValue instanceof Map && ((Map) convertedValue).isEmpty()) {
return true;
} else if (convertedValue instanceof List && ((List) convertedValue).isEmpty()) {
return true;
}
return false;
}
}
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