/*
* Copyright 2003-2014 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.impl;
import jetbrains.mps.extapi.model.GeneratableSModel;
import jetbrains.mps.generator.GenerationCacheContainer;
import jetbrains.mps.generator.IncrementalGenerationStrategy;
import jetbrains.mps.generator.impl.dependencies.GenerationDependencies;
import jetbrains.mps.smodel.IOperationContext;
import org.jetbrains.mps.openapi.model.SModel;
import java.util.Map;
/**
* Base/default implementation for non-incremental generation
*/
public class DefaultNonIncrementalStrategy implements IncrementalGenerationStrategy {
@Override
public Map<String, String> getModelHashes(SModel sm, IOperationContext operationContext) {
// despite the fact this is non-incremental strategy, there's need presently to answer with
// actual model hash value even for non-incremental case - otherwise, 'generated' file for a model
// get overwritten with no hash value at all, and 'generation required' shows up constantly.
if (sm instanceof GeneratableSModel) {
GeneratableSModel m = (GeneratableSModel) sm;
if (m.isGeneratable()) {
return m.getGenerationHashes();
}
}
return null;
}
@Override
public GenerationCacheContainer getContainer() {
return null;
}
@Override
public GenerationDependencies getDependencies(SModel sm) {
return null;
}
@Override
public boolean isIncrementalEnabled() {
return false;
}
}