/*
* Copyright 2003-2016 JetBrains s.r.o.
*
* 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 jetbrains.mps.generator.runtime;
import jetbrains.mps.generator.impl.GenerationFailureException;
import jetbrains.mps.generator.runtime.NodeWeaveFacility.WeaveContext;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.mps.openapi.language.SConcept;
import org.jetbrains.mps.openapi.language.SContainmentLink;
import org.jetbrains.mps.openapi.language.SProperty;
import org.jetbrains.mps.openapi.language.SReferenceLink;
import org.jetbrains.mps.openapi.model.SNode;
import java.util.Collection;
/**
* Base implementation of {@link jetbrains.mps.generator.runtime.TemplateDeclaration} to use as superclass in generated code
* to facilitate future API changes
* @author Artem Tikhomirov
*/
public abstract class TemplateDeclarationBase implements TemplateDeclaration {
protected final SConcept[] myConcepts;
protected final SProperty[] myProperties;
protected final SReferenceLink[] myAssociationLinks;
protected final SContainmentLink[] myAggregationLinks;
protected TemplateDeclarationBase() {
myConcepts = initConcepts();
myProperties = initProperties();
myAssociationLinks = initAssociationLinks();
myAggregationLinks = initAggregationLinks();
}
@Override
public Collection<SNode> weave(@NotNull WeaveContext context, @NotNull NodeWeaveFacility weaveFacility) throws GenerationException {
// how come there's an exception, not emptyList? see TemplateDeclarationWeavingAware2
throw new GenerationFailureException("This template doesn't support weaving");
}
protected SConcept[] initConcepts() {
return null;
}
protected SProperty[] initProperties() {
return null;
}
protected SReferenceLink[] initAssociationLinks() {
return null;
}
protected SContainmentLink[] initAggregationLinks() {
return null;
}
}