/*
* 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.info;
import jetbrains.mps.components.CoreComponent;
import jetbrains.mps.generator.impl.dependencies.GenerationDependencies;
import jetbrains.mps.generator.impl.dependencies.GenerationDependenciesCache;
import jetbrains.mps.generator.impl.dependencies.GenerationRootDependencies;
import jetbrains.mps.vfs.IFile;
import org.jetbrains.mps.openapi.model.SModel;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class GeneratorPathsComponent implements CoreComponent {
private static GeneratorPathsComponent INSTANCE;
private final List<ForeignPathsProvider> myForeignPathsProviders = Collections.synchronizedList(new ArrayList<ForeignPathsProvider>());
public GeneratorPathsComponent() {
}
@Override
public void init() {
if (INSTANCE != null) {
throw new IllegalStateException("double initialization");
}
INSTANCE = this;
}
@Override
public void dispose() {
INSTANCE = null;
}
public boolean isForeign(final IFile path) {
for (ForeignPathsProvider fpp : myForeignPathsProviders) {
if (fpp.belongsToForeignPath(path) != null) {
return true;
}
}
return false;
}
public List<IFile> getGeneratedChildren(final IFile root, SModel model) {
GenerationDependencies gd = GenerationDependenciesCache.getInstance().get(model);
if (gd == null) {
return Collections.emptyList();
}
ArrayList<IFile> rv = new ArrayList<IFile>();
for (GenerationRootDependencies grd : gd.getRootDependencies()) {
for (String file : grd.getFiles()) {
rv.add(root.getDescendant(file));
}
}
return rv;
}
public void registerForeignPathsProvider(ForeignPathsProvider provider) {
myForeignPathsProviders.add(provider);
}
public void unregisterForeignPathsProvider(ForeignPathsProvider provider) {
myForeignPathsProviders.remove(provider);
}
public static GeneratorPathsComponent getInstance() {
return INSTANCE;
}
}