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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.beans.IntrospectionException;
import org.onap.sdc.tosca.error.ToscaRuntimeException;
import org.yaml.snakeyaml.constructor.Constructor;
import org.yaml.snakeyaml.introspector.Property;
import org.yaml.snakeyaml.introspector.PropertyUtils;
import org.yaml.snakeyaml.nodes.MappingNode;
import org.yaml.snakeyaml.nodes.NodeId;
public class ToscaExtensionYamlUtil extends YamlUtil {
public static final String TOSCA_MODEL_PARAMETER_DEFINITION =
"org.onap.sdc.tosca.datatypes.model.ParameterDefinition";
public static final String TOSCA_MODEL_EXT_PARAMETER_DEFINITION =
"org.onap.sdc.tosca.datatypes.model.heatextend.ParameterDefinitionExt";
public static final String TOSCA_MODEL_REQUIREMENT_ASSIGNMENT =
"org.onap.sdc.tosca.datatypes.model.RequirementAssignment";
public static final String TOSCA_MODEL_EXT_REQUIREMENT_ASSIGNMENT =
"org.onap.sdc.tosca.datatypes.model.extension.RequirementAssignmentExt";
public static final String TOSCA_MODEL_SUBSTITUTION_MAPPING =
"org.onap.sdc.tosca.datatypes.model.SubstitutionMapping";
@Override
public <T> Constructor getConstructor(Class<T> typClass) {
return new ToscaWithHeatExtensionConstructor(typClass);
}
@Override
protected PropertyUtils getPropertyUtils() {
return new ToscaPropertyUtilsWithHeatExtension();
}
public class ToscaPropertyUtilsWithHeatExtension extends MyPropertyUtils {
@Override
public Property getProperty(Class<? extends Object> type, String name) throws IntrospectionException {
Class<? extends Object> classType = type;
try {
if (type.equals(Class.forName(TOSCA_MODEL_PARAMETER_DEFINITION))) {
classType = Class.forName(TOSCA_MODEL_EXT_PARAMETER_DEFINITION);
}
if (type.equals(Class.forName(TOSCA_MODEL_REQUIREMENT_ASSIGNMENT))) {
classType = Class.forName(TOSCA_MODEL_EXT_REQUIREMENT_ASSIGNMENT);
}
} catch (ClassNotFoundException ex) {
throw new ToscaRuntimeException(ex);
}
return super.getProperty(classType, name);
}
}
protected class ToscaWithHeatExtensionConstructor extends StrictMapAppenderConstructor {
public ToscaWithHeatExtensionConstructor(Class<?> theRoot) {
super(theRoot);
yamlClassConstructors.put(NodeId.mapping, new MyPersistentObjectConstruct());
}
class MyPersistentObjectConstruct extends Constructor.ConstructMapping {
@Override
protected Object constructJavaBean2ndStep(MappingNode node, Object object) {
Class type = node.getType();
try {
final Class<?> substitutionMappingClass = Class.forName(TOSCA_MODEL_SUBSTITUTION_MAPPING);
if (type.equals(Class.forName(TOSCA_MODEL_PARAMETER_DEFINITION))) {
Class extendHeatClass = Class.forName(TOSCA_MODEL_EXT_PARAMETER_DEFINITION);
Object extendHeatObject = extendHeatClass.newInstance();
// create JavaBean
return super.constructJavaBean2ndStep(node, extendHeatObject);
} else if (type.equals(Class.forName(TOSCA_MODEL_REQUIREMENT_ASSIGNMENT))) {
Class extendHeatClass = Class.forName(TOSCA_MODEL_EXT_REQUIREMENT_ASSIGNMENT);
Object extendHeatObject = extendHeatClass.newInstance();
// create JavaBean
return super.constructJavaBean2ndStep(node, extendHeatObject);
} else if (type.equals(substitutionMappingClass)) {
return super.constructJavaBean2ndStep(node, substitutionMappingClass.newInstance());
} else {
// create JavaBean
return super.constructJavaBean2ndStep(node, object);
}
} catch (ClassNotFoundException | InstantiationException | IllegalAccessException ex) {
throw new ToscaRuntimeException(ex);
}
}
}
}
}
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