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/*
* Copyright © 2016-2018 European Support Limited
*
* 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.
*/
package org.onap.sdc.tosca.services;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.stream.Collectors;
import org.onap.sdc.tosca.datatypes.model.AttributeDefinition;
import org.onap.sdc.tosca.datatypes.model.Constraint;
import org.onap.sdc.tosca.datatypes.model.OperationDefinition;
import org.onap.sdc.tosca.datatypes.model.PropertyDefinition;
import org.onap.sdc.tosca.error.ToscaRuntimeException;
public class DataModelCloneUtil {
private DataModelCloneUtil() {
throw new IllegalStateException("Utility class");
}
/**
* Clone constraints list.
*
* @param constraints the constraints
* @return the list
*/
public static List<Constraint> cloneConstraints(List<Constraint> constraints) {
if (constraints == null) {
return null;
}
return constraints.stream().map(Constraint::clone).collect(Collectors.toList());
}
/**
* Clone property definitions map.
*
* @param propertyDefinitions the property definitions
* @return the map
*/
public static Map<String, PropertyDefinition> clonePropertyDefinitions(
Map<String, PropertyDefinition> propertyDefinitions) {
if (propertyDefinitions == null) {
return null;
}
Map<String, PropertyDefinition> clonedProperties = new HashMap<>();
for (Map.Entry<String, PropertyDefinition> propertyDefinitionEntry : propertyDefinitions.entrySet()) {
clonedProperties.put(propertyDefinitionEntry.getKey(), propertyDefinitionEntry.getValue().clone());
}
return clonedProperties;
}
/**
* Clone attribute definitions map.
*
* @param attributeDefinitions the attribute definitions
* @return the map
*/
public static Map<String, AttributeDefinition> cloneAttributeDefinitions(
Map<String, AttributeDefinition> attributeDefinitions) {
if (attributeDefinitions == null) {
return null;
}
Map<String, AttributeDefinition> clonedAttributeDefinitions = new HashMap<>();
for (Map.Entry<String, AttributeDefinition> attributeDefinitionEntry : attributeDefinitions.entrySet()) {
clonedAttributeDefinitions
.put(attributeDefinitionEntry.getKey(), attributeDefinitionEntry.getValue().clone());
}
return clonedAttributeDefinitions;
}
/**
* Clone Map of key String and value String .
*
* @param stringStringMap the map that will be cloned
* @return the cloned map
*/
public static Map<String, String> cloneStringStringMap(Map<String, String> stringStringMap) {
if (Objects.isNull(stringStringMap)) {
return null;
}
return new HashMap<>(stringStringMap);
}
/**
* Clone Map of key String and value PropertyDefinition .
*
* @param stringPropertyDefinitionMap the map that will be cloned
* @return the cloned map
*/
public static Map<String, PropertyDefinition> cloneStringPropertyDefinitionMap(
Map<String, PropertyDefinition> stringPropertyDefinitionMap) {
if (Objects.isNull(stringPropertyDefinitionMap)) {
return null;
}
Map<String, PropertyDefinition> cloneMap = new HashMap<>();
ToscaExtensionYamlUtil toscaExtYamlUtil = new ToscaExtensionYamlUtil();
for (Map.Entry<String, PropertyDefinition> mapEntry : stringPropertyDefinitionMap.entrySet()) {
PropertyDefinition propertyDefinition = toscaExtYamlUtil.yamlToObject(
toscaExtYamlUtil.objectToYaml(mapEntry.getValue()), PropertyDefinition.class);
cloneMap.put(mapEntry.getKey(), propertyDefinition.clone());
}
return cloneMap;
}
/**
* Clone Map of key String and value OperationDefinition or class which is extends from OperationDefinition .
*
* @param input the map that will be cloned
* @return the cloned map
*/
public static <T extends OperationDefinition> Map<String, T> cloneStringOperationDefinitionMap(
Map<String, T> input) {
if (Objects.isNull(input)) {
return null;
}
Map<String, OperationDefinition> cloneMap = new HashMap<>();
for (Map.Entry<String, T> mapEntry : input.entrySet()) {
cloneMap.put(mapEntry.getKey(), Objects.isNull(mapEntry.getValue()) ? null : mapEntry.getValue().clone());
}
return (Map<String, T>) cloneMap;
}
/**
* Clone Map of key String and value Object .
*
* @param stringObjectMap the map that will be cloned
* @return the cloned map
*/
public static Map<String, Object> cloneStringObjectMap(Map<String, Object> stringObjectMap) {
if (Objects.isNull(stringObjectMap)) {
return null;
}
Map<String, Object> cloneMap = new HashMap<>();
for (Map.Entry<String, Object> mapEntry : stringObjectMap.entrySet()) {
YamlUtil yamlUtil = new YamlUtil();
if (mapEntry.getValue() instanceof Map) {
Map cloneObj = yamlUtil.yamlToObject(yamlUtil.objectToYaml(mapEntry.getValue()), Map.class);
cloneMap.put(mapEntry.getKey(), cloneObj);
} else if (mapEntry.getValue() instanceof List) {
List cloneObj = yamlUtil.yamlToObject(yamlUtil.objectToYaml(mapEntry.getValue()), List.class);
cloneMap.put(mapEntry.getKey(), cloneObj);
} else if (mapEntry.getValue() instanceof Cloneable) {
throw new ToscaRuntimeException("Clone Not Supported Exception");
} else {
cloneMap.put(mapEntry.getKey(), mapEntry.getValue());
}
}
return cloneMap;
}
/**
* Clone List of String.
*
* @param listString the list that will be cloned
* @return the cloned list
*/
public static List<String> cloneListString(List<String> listString) {
if (Objects.isNull(listString)) {
return null;
}
return new ArrayList<>(listString);
}
}
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