/*
* 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.ImmutableList;
import org.gradle.api.Action;
import org.gradle.model.internal.manage.schema.ModelProperty;
import org.gradle.model.internal.manage.schema.ModelSchema;
import org.gradle.model.internal.manage.schema.ScalarCollectionSchema;
import org.gradle.model.internal.manage.schema.UnmanagedImplStructSchema;
import org.gradle.model.internal.method.WeaklyTypeReferencingMethod;
import org.gradle.model.internal.type.ModelType;
import java.util.Collections;
import java.util.List;
import java.util.Set;
public class JavaUtilCollectionStrategy implements ModelSchemaExtractionStrategy {
public final static List<Class<?>> TYPES = ImmutableList.<Class<?>>of(
List.class,
Set.class
);
@Override
public <T> void extract(ModelSchemaExtractionContext<T> extractionContext) {
ModelType<T> type = extractionContext.getType();
Class<? super T> rawClass = type.getRawClass();
List<ModelType<?>> typeVariables = type.getTypeVariables();
if (TYPES.contains(rawClass)) {
if (typeVariables.size() > 0 && ScalarTypes.isScalarType(typeVariables.get(0))) {
extractionContext.found(createSchema(extractionContext, type, typeVariables.get(0)));
} else {
extractionContext.found(new UnmanagedImplStructSchema<T>(
type,
Collections.<ModelProperty<?>>emptySet(),
Collections.<WeaklyTypeReferencingMethod<?, ?>>emptySet(),
Collections.<ModelSchemaAspect>emptySet(),
false
));
}
}
}
private <T, E> ScalarCollectionSchema<T, E> createSchema(ModelSchemaExtractionContext<T> extractionContext, ModelType<T> type, ModelType<E> elementType) {
final ScalarCollectionSchema<T, E> schema = new ScalarCollectionSchema<T, E>(type, elementType);
extractionContext.child(elementType, "element type", new Action<ModelSchema<E>>() {
@Override
public void execute(ModelSchema<E> elementTypeSchema) {
schema.setElementTypeSchema(elementTypeSchema);
}
});
return schema;
}
}