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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.openecomp.sdc.be.tosca.utils;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import org.apache.commons.collections.MapUtils;
import org.openecomp.sdc.be.datatypes.elements.OperationDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.OperationInputDefinition;
import org.openecomp.sdc.be.model.Component;
import org.openecomp.sdc.be.model.InterfaceDefinition;
import org.openecomp.sdc.be.model.Product;
import org.openecomp.sdc.be.model.Resource;
import org.openecomp.sdc.be.model.Service;
import org.openecomp.sdc.be.tosca.model.ToscaInterfaceDefinition;
import org.openecomp.sdc.be.tosca.model.ToscaInterfaceNodeType;
import org.openecomp.sdc.be.tosca.model.ToscaLifecycleOperationDefinition;
import org.openecomp.sdc.be.tosca.model.ToscaNodeType;
import org.openecomp.sdc.be.tosca.model.ToscaProperty;
/**
* @author KATYR
* @since March 20, 2018
*/
public class InterfacesOperationsToscaUtil {
private static final String DERIVED_FROM_STANDARD_INTERFACE = "tosca.interfaces.node.lifecycle.Standard";
private static final String OPERATIONS_KEY = "operations";
private static final String DEFAULT = "default";
private static final String _DEFAULT = "_default";
private static final String DOT = ".";
private static final String DEFAULT_INPUT_TYPE = "string";
private static final String SELF = "SELF";
private static final String GET_PROPERTY = "get_property";
public static final String DEFAULTP = "defaultp";
/**
* Creates the interface_types element
*
* @param component to work on
* @return the added element
*/
public static Map<String, Object> addInterfaceTypeElement(Component component) {
Map<String, Object> toscaInterfaceTypes = new HashMap<>();
if ((component instanceof Service) || (component instanceof Product)) {
return null;
}
final Map<String, InterfaceDefinition> interfaces = ((Resource) component).getInterfaces();
if ( MapUtils.isEmpty(interfaces)) {
return null;
}
for (InterfaceDefinition interfaceDefinition : interfaces.values()) {
ToscaInterfaceNodeType toscaInterfaceType = new ToscaInterfaceNodeType();
toscaInterfaceType.setDerived_from(DERIVED_FROM_STANDARD_INTERFACE);
final Map<String, OperationDataDefinition> operations = interfaceDefinition.getOperations();
Map<String, Object> toscaOperations = new HashMap<>();
for (String operationId : operations.keySet()) {
toscaOperations.put(operations.get(operationId).getName(),
null); //currently not initializing any of the operations' fields as it is not needed
}
toscaInterfaceType.setOperations(toscaOperations);
Map<String, Object> interfacesAsMap = getObjectAsMap(toscaInterfaceType);
Map<String, Object> operationsMap = (Map<String, Object>) interfacesAsMap.remove(OPERATIONS_KEY);
interfacesAsMap.putAll(operationsMap);
toscaInterfaceTypes.put(interfaceDefinition.getToscaResourceName(), interfacesAsMap);
}
return toscaInterfaceTypes;
}
/**
* Adds the 'interfaces' element to the node type provided
*
* @param component to work on
* @param nodeType to which the interfaces element will be added
*/
public static void addInterfaceDefinitionElement(Component component, ToscaNodeType nodeType) {
Map<String, Object> toscaInterfaceDefinitions = new HashMap<>();
if ((component instanceof Service) || (component instanceof Product)) {
return;
}
final Map<String, InterfaceDefinition> interfaces = ((Resource) component).getInterfaces();
if ( MapUtils.isEmpty(interfaces)) {
return;
}
for (InterfaceDefinition interfaceDefinition : interfaces.values()) {
ToscaInterfaceDefinition toscaInterfaceDefinition = new ToscaInterfaceDefinition();
final String toscaResourceName = interfaceDefinition.getToscaResourceName();
toscaInterfaceDefinition.setType(toscaResourceName);
final Map<String, OperationDataDefinition> operations = interfaceDefinition.getOperations();
Map<String, Object> toscaOperations = new HashMap<>();
String operationArtifactPath;
for (Map.Entry<String, OperationDataDefinition> operationEntry : operations.entrySet()) {
ToscaLifecycleOperationDefinition toscaOperation = new ToscaLifecycleOperationDefinition();
if (isArtifactPresent(operationEntry)) {
operationArtifactPath = OperationArtifactUtil
.createOperationArtifactPath(component.getNormalizedName(),
interfaceDefinition.getToscaResourceName(),
operationEntry.getValue());
toscaOperation.setImplementation(operationArtifactPath);
}
toscaOperation.setDescription(operationEntry.getValue().getDescription());
fillToscaOperationInputs(operationEntry.getValue(), toscaOperation);
toscaOperations.put(operationEntry.getValue().getName(), toscaOperation);
}
toscaInterfaceDefinition.setOperations(toscaOperations);
Map<String, Object> interfaceDefAsMap = getObjectAsMap(toscaInterfaceDefinition);
Map<String, Object> operationsMap = (Map<String, Object>) interfaceDefAsMap.remove(OPERATIONS_KEY);
handleDefaults(operationsMap);
interfaceDefAsMap.putAll(operationsMap);
toscaInterfaceDefinitions.put(getLastPartOfName(toscaResourceName), interfaceDefAsMap);
}
nodeType.setInterfaces(toscaInterfaceDefinitions);
}
/***
* workaround for : currently "defaultp" is not being converted to "default" by the relevant code in ToscaExportHandler
* so, any string Map key named "defaultp" will have its named changed to "default"
* @param operationsMap the map to update
*/
private static void handleDefaults(Map<String, Object> operationsMap) {
for (String key : operationsMap.keySet()) {
Object value = operationsMap.get(key);
if (value instanceof Map) {
handleDefaults((Map<String, Object>) value);
}
if (key.equals(DEFAULTP)) {
Object removed = operationsMap.remove(key);
operationsMap.put(DEFAULT, removed);
}
}
}
private static String getLastPartOfName(String toscaResourceName) {
return toscaResourceName.substring(toscaResourceName.lastIndexOf(DOT) + 1);
}
private static boolean isArtifactPresent(Map.Entry<String, OperationDataDefinition> operationEntry) {
final boolean isImplementationPresent = !Objects.isNull(operationEntry.getValue().getImplementation());
if (isImplementationPresent) {
return !Objects.isNull(operationEntry.getValue().getImplementation().getArtifactName());
}
return false;
}
private static void fillToscaOperationInputs(OperationDataDefinition operation,
ToscaLifecycleOperationDefinition toscaOperation) {
if (Objects.isNull(operation.getInputs())) {
return;
}
Map<String, ToscaProperty> toscaInputs = new HashMap<>();
for (OperationInputDefinition input : operation.getInputs().getListToscaDataDefinition()) {
ToscaProperty toscaInput = new ToscaProperty();
toscaInput.setDescription(input.getDescription());
toscaInput.setType(DEFAULT_INPUT_TYPE);
toscaInput.setDefaultp(createDefaultValue(getLastPartOfName(input.getInputId())));
toscaInputs.put(input.getName(), toscaInput);
}
toscaOperation.setInputs(toscaInputs);
}
private static Map<String, List<String>> createDefaultValue(String propertyName) {
Map<String, List<String>> getPropertyMap = new HashMap<>();
List<String> values = new ArrayList<>();
values.add(SELF);
values.add(propertyName);
getPropertyMap.put(GET_PROPERTY, values);
return getPropertyMap;
}
private static Map<String, Object> getObjectAsMap(Object obj) {
Map<String, Object> objectAsMap =
obj instanceof Map ? (Map<String, Object>) obj : new ObjectMapper().convertValue(obj, Map.class);
if (objectAsMap.containsKey(DEFAULT)) {
Object defaultValue = objectAsMap.get(DEFAULT);
objectAsMap.remove(DEFAULT);
objectAsMap.put(_DEFAULT, defaultValue);
}
return objectAsMap;
}
}
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