/**
* Copyright 2011-2017 Asakusa Framework Team.
*
* 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 com.asakusafw.operator;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import javax.lang.model.element.TypeElement;
import javax.lang.model.type.DeclaredType;
import javax.lang.model.type.TypeKind;
import javax.lang.model.type.TypeMirror;
import javax.lang.model.type.TypeVariable;
import com.asakusafw.operator.description.ClassDescription;
import com.asakusafw.operator.description.Descriptions;
import com.asakusafw.operator.model.ConcreteDataModelMirror;
import com.asakusafw.operator.model.DataModelMirror;
import com.asakusafw.operator.model.PartialDataModelMirror;
import com.asakusafw.operator.model.PropertyMirror;
import com.asakusafw.operator.model.PropertyMirrorCollector;
/**
* Mock {@link DataModelMirrorRepository}.
*/
public class StringDataModelMirrorRepository implements DataModelMirrorRepository, PropertyMirrorCollector {
@Override
public DataModelMirror load(CompileEnvironment environment, TypeMirror type) {
if (isTargetType(environment, type) == false) {
return null;
}
if (type.getKind() == TypeKind.DECLARED) {
return new ConcreteDataModelMirror(environment, (DeclaredType) type, this);
} else if (type.getKind() == TypeKind.TYPEVAR) {
return new PartialDataModelMirror(environment, (TypeVariable) type, this);
}
return null;
}
private boolean isTargetType(CompileEnvironment environment, TypeMirror type) {
TypeMirror target = environment.getErasure(type);
if (target.getKind() != TypeKind.DECLARED) {
return false;
}
DeclaredType decl = (DeclaredType) target;
String name = ((TypeElement) decl.asElement()).getQualifiedName().toString();
if (name.equals(String.class.getName()) && type.getKind() == TypeKind.DECLARED) {
return true;
} else if (name.equals(CharSequence.class.getName()) && type.getKind() == TypeKind.TYPEVAR) {
return true;
}
return false;
}
@Override
public Set<PropertyMirror> collect(
CompileEnvironment environment,
TypeMirror targetType,
List<TypeElement> upperBounds) {
ClassDescription aClass = Descriptions.classOf(String.class);
return Collections.singleton(new PropertyMirror("value", environment.findDeclaredType(aClass)));
}
}