/*
* 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.manage.schema.extract;
import com.google.common.collect.ImmutableSetMultimap;
import com.google.common.collect.Multimap;
import org.gradle.api.Action;
import org.gradle.internal.BiAction;
import org.gradle.model.internal.core.ChildNodeInitializerStrategy;
import org.gradle.model.internal.core.ChildNodeInitializerStrategyAccessor;
import org.gradle.model.internal.core.ChildNodeInitializerStrategyAccessors;
import org.gradle.model.internal.core.DirectNodeInputUsingModelAction;
import org.gradle.model.internal.core.DirectNodeNoInputsModelAction;
import org.gradle.model.internal.core.ModelAction;
import org.gradle.model.internal.core.ModelActionRole;
import org.gradle.model.internal.core.ModelMapModelProjection;
import org.gradle.model.internal.core.ModelReference;
import org.gradle.model.internal.core.MutableModelNode;
import org.gradle.model.internal.core.NodeBackedModelMap;
import org.gradle.model.internal.core.NodeInitializer;
import org.gradle.model.internal.core.NodeInitializerRegistry;
import org.gradle.model.internal.core.SpecializedModelMapProjection;
import org.gradle.model.internal.core.rule.describe.ModelRuleDescriptor;
import org.gradle.model.internal.manage.schema.SpecializedMapSchema;
import org.gradle.model.internal.type.ModelType;
public class SpecializedMapNodeInitializer<T, E> implements NodeInitializer {
private final SpecializedMapSchema<T, E> schema;
public SpecializedMapNodeInitializer(SpecializedMapSchema<T, E> schema) {
this.schema = schema;
}
@Override
public Multimap<ModelActionRole, ModelAction> getActions(ModelReference<?> subject, ModelRuleDescriptor descriptor) {
return getActions(subject, descriptor, schema);
}
public static <T, E> Multimap<ModelActionRole, ModelAction> getActions(ModelReference<?> subject, ModelRuleDescriptor descriptor, final SpecializedMapSchema<T, E> schema) {
return ImmutableSetMultimap.<ModelActionRole, ModelAction>builder()
.put(ModelActionRole.Discover, DirectNodeNoInputsModelAction.of(subject, descriptor,
new Action<MutableModelNode>() {
@Override
public void execute(MutableModelNode modelNode) {
ChildNodeInitializerStrategyAccessor<E> strategyAccessor = ChildNodeInitializerStrategyAccessors.fromPrivateData();
Class<? extends T> implementationType = schema.getImplementationType().asSubclass(schema.getType().getConcreteClass());
modelNode.addProjection(new SpecializedModelMapProjection<T, E>(schema.getType(), schema.getElementType(), implementationType, strategyAccessor));
modelNode.addProjection(ModelMapModelProjection.managed(schema.getType(), schema.getElementType(), strategyAccessor));
}
}
))
.put(ModelActionRole.Create, DirectNodeInputUsingModelAction.of(subject, descriptor,
ModelReference.of(NodeInitializerRegistry.class),
new BiAction<MutableModelNode, NodeInitializerRegistry>() {
@Override
public void execute(MutableModelNode modelNode, NodeInitializerRegistry nodeInitializerRegistry) {
ChildNodeInitializerStrategy<E> childFactory = NodeBackedModelMap.createUsingRegistry(nodeInitializerRegistry);
modelNode.setPrivateData(ModelType.of(ChildNodeInitializerStrategy.class), childFactory);
}
}
))
.build();
}
}