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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 com.google.gson.*;
import fj.data.Either;
import org.apache.commons.lang3.tuple.ImmutablePair;
import org.openecomp.sdc.be.config.BeEcompErrorManager;
import org.openecomp.sdc.be.model.DataTypeDefinition;
import org.openecomp.sdc.be.model.tosca.ToscaPropertyType;
import org.openecomp.sdc.be.model.tosca.validators.DataTypeValidatorConverter;
import org.openecomp.sdc.be.model.tosca.validators.ListValidator;
import org.openecomp.sdc.common.log.wrappers.Logger;
import org.openecomp.sdc.common.util.GsonFactory;
import org.openecomp.sdc.common.util.JsonUtils;
import java.math.BigInteger;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
public class ListConverter implements PropertyValueConverter {
private static ListConverter listConverter = new ListConverter();
private static Gson gson = GsonFactory.getGson();
private static final Logger log = Logger.getLogger(ListValidator.class.getName());
DataTypeValidatorConverter dataTypeValidatorConverter = DataTypeValidatorConverter.getInstance();
private static JsonParser jsonParser = new JsonParser();
public static ListConverter getInstance() {
return listConverter;
}
@Override
public String convert(String value, String innerType, Map<String, DataTypeDefinition> dataTypes) {
Either<String, Boolean> convertWithErrorResult = this.convertWithErrorResult(value, innerType, dataTypes);
if (convertWithErrorResult.isRight()) {
return null;
}
return convertWithErrorResult.left().value();
}
public Either<String, Boolean> convertWithErrorResult(String value, String innerType,
Map<String, DataTypeDefinition> dataTypes) {
if (value == null || innerType == null) {
return Either.left(value);
}
PropertyValueConverter innerConverter;
ToscaPropertyType innerToscaType = ToscaPropertyType.isValidType(innerType);
if (innerToscaType != null) {
PropertyValueConverter innerConverter1;
switch (innerToscaType) {
case STRING:
innerConverter1 = ToscaPropertyType.STRING.getConverter();
break;
case INTEGER:
innerConverter1 = ToscaPropertyType.INTEGER.getConverter();
break;
case FLOAT:
innerConverter1 = ToscaPropertyType.FLOAT.getConverter();
break;
case BOOLEAN:
innerConverter1 = ToscaPropertyType.BOOLEAN.getConverter();
break;
case JSON:
innerConverter1 = ToscaPropertyType.JSON.getConverter();
break;
default:
log.debug("inner Tosca Type is unknown");
return Either.left(value);
}
innerConverter = innerConverter1;
} else {
log.debug("inner Tosca Type {} ia a complex data type.", innerType);
return convertComplexInnerType(value, innerType, dataTypes);
}
try {
ArrayList<String> newList = new ArrayList<>();
JsonArray jo = (JsonArray) jsonParser.parse(value);
if(ToscaPropertyType.JSON == innerToscaType)
return Either.left(value);
int size = jo.size();
for (int i = 0; i < size; i++) {
JsonElement currentValue = jo.get(i);
String element = JsonUtils.toString(currentValue);
if (element == null || element.isEmpty()) {
continue;
}
element = innerConverter.convert(element, null, dataTypes);
newList.add(element);
}
switch (innerToscaType) {
case STRING:
value = gson.toJson(newList);
break;
case INTEGER:
List<BigInteger> intList = new ArrayList<>();
for (String str : newList) {
int base = 10;
if (str.contains("0x")) {
str = str.replaceFirst("0x", "");
base = 16;
}
if (str.contains("0o")) {
str = str.replaceFirst("0o", "");
base = 8;
}
intList.add(new BigInteger(str, base));
}
value = gson.toJson(intList);
break;
case FLOAT:
value = "[";
for (String str : newList) {
value += str + ",";
}
value = value.substring(0, value.length() - 1);
value += "]";
break;
case BOOLEAN:
List<Boolean> boolList = new ArrayList<>();
for (String str : newList) {
boolList.add(Boolean.valueOf(str));
}
value = gson.toJson(boolList);
break;
default:
value = gson.toJson(newList);
log.debug("inner Tosca Type unknown : {}", innerToscaType);
}
} catch (JsonParseException e) {
log.debug("Failed to parse json : {}", value, e);
BeEcompErrorManager.getInstance().logBeInvalidJsonInput("List Converter");
return Either.right(false);
}
return Either.left(value);
}
private Either<String, Boolean> convertComplexInnerType(String value, String innerType,
Map<String, DataTypeDefinition> allDataTypes) {
DataTypeDefinition dataTypeDefinition = allDataTypes.get(innerType);
if (dataTypeDefinition == null) {
log.debug("Cannot find data type {}", innerType);
return Either.right(false);
}
List<JsonElement> newList = new ArrayList<>();
try {
JsonArray jo = (JsonArray) jsonParser.parse(value);
int size = jo.size();
for (int i = 0; i < size; i++) {
JsonElement currentValue = jo.get(i);
if (currentValue != null) {
String element = JsonUtils.toString(currentValue);
ImmutablePair<JsonElement, Boolean> validateAndUpdate = dataTypeValidatorConverter
.validateAndUpdate(element, dataTypeDefinition, allDataTypes);
if (!validateAndUpdate.right.booleanValue()) {
log.debug("Cannot parse value {} from type {} in list position {}",currentValue,innerType,i);
return Either.right(false);
}
JsonElement newValue = validateAndUpdate.left;
newList.add(newValue);
}
}
} catch (Exception e) {
log.debug("Failed to parse the value {} of list parameter.", value);
return Either.right(false);
}
value = gson.toJson(newList);
return Either.left(value);
}
}
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