/*
* Copyright 2015 the original author or authors.
*
* 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.gradle.model.internal.core;
import org.gradle.internal.BiAction;
import org.gradle.internal.Cast;
import org.gradle.model.ModelMap;
import org.gradle.model.internal.registry.RuleContext;
import org.gradle.model.internal.type.ModelType;
import org.gradle.model.internal.type.ModelTypes;
public class ModelMaps {
private static final ModelReference<NodeInitializerRegistry> NODE_INITIALIZER_REGISTRY_MODEL_REFERENCE = ModelReference.of(NodeInitializerRegistry.class);
private static final ModelType<ChildNodeInitializerStrategy<?>> CHILD_NODE_INITIALIZER_STRATEGY_MODEL_TYPE =
Cast.uncheckedCast(ModelType.of(ChildNodeInitializerStrategy.class));
public static <T> MutableModelNode addModelMapNode(MutableModelNode modelNode, ModelType<T> elementModelType, String name) {
modelNode.addLink(
ModelRegistrations.of(modelNode.getPath().child(name))
.action(ModelActionRole.Create, NODE_INITIALIZER_REGISTRY_MODEL_REFERENCE, new BiAction<MutableModelNode, NodeInitializerRegistry>() {
@Override
public void execute(MutableModelNode node, NodeInitializerRegistry nodeInitializerRegistry) {
ChildNodeInitializerStrategy<T> childFactory =
NodeBackedModelMap.createUsingRegistry(nodeInitializerRegistry);
node.setPrivateData(CHILD_NODE_INITIALIZER_STRATEGY_MODEL_TYPE, childFactory);
}
})
.descriptor(modelNode.getDescriptor())
.withProjection(
ModelMapModelProjection.unmanaged(elementModelType, ChildNodeInitializerStrategyAccessors.fromPrivateData())
)
.build()
);
MutableModelNode mapNode = modelNode.getLink(name);
assert mapNode != null;
return mapNode;
}
public static <T> ModelMap<T> toView(MutableModelNode mapNode, ModelType<T> elementModelType) {
mapNode.ensureUsable();
return mapNode.asMutable(
ModelTypes.modelMap(elementModelType),
RuleContext.get()
).getInstance();
}
}