/*
* Copyright 2003-2011 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.make;
import gnu.trove.TObjectLongHashMap;
import jetbrains.mps.make.java.BLDependenciesCache;
import jetbrains.mps.make.java.ModelDependencies;
import jetbrains.mps.make.java.RootDependencies;
import jetbrains.mps.project.MPSExtentions;
import jetbrains.mps.project.SModuleOperations;
import jetbrains.mps.project.facets.JavaModuleFacet;
import jetbrains.mps.smodel.SModelStereotype;
import jetbrains.mps.util.FlattenIterable;
import jetbrains.mps.util.NameUtil;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.mps.openapi.model.SModel;
import org.jetbrains.mps.openapi.module.SModule;
import java.io.File;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
class Dependencies {
private final Map<String, Set<String>> myDependencies = new HashMap<String, Set<String>>();
private final Map<String, Set<String>> myExtendsDependencies = new HashMap<String, Set<String>>();
private final Map<String, SModule> myFqName2Modules = new HashMap<String, SModule>();
private final TObjectLongHashMap<String> myLastModified = new TObjectLongHashMap<String>();
public Dependencies(Collection<? extends SModule> ms) {
for (SModule m : ms) {
collectDependencies(m);
}
}
/*
* returns collection with duplicates
*/
public Iterable<String> getAllDependencies(String fqName) {
FlattenIterable<String> result = new FlattenIterable<String>();
Set<String> deps = myDependencies.get(fqName);
if (deps != null) {
result.add(deps);
}
fillExtendsDependencies(fqName, result);
return result;
}
/**
* transitive closure of all extend deps
*/
private void fillExtendsDependencies(String fqName, FlattenIterable<String> result) {
Set<String> extendDeps = myExtendsDependencies.get(fqName);
if (extendDeps == null) return;
result.add(extendDeps);
for (String ext : extendDeps) {
fillExtendsDependencies(ext, result);
}
}
@Nullable
private File getJavaFile(String fqName) {
SModule m = myFqName2Modules.get(fqName);
if (m == null) return null;
for (String path : SModuleOperations.getAllSourcePaths(m)) {
String outputPath = NameUtil.pathFromNamespace(fqName) + MPSExtentions.DOT_JAVAFILE;
File outputFile = new File(path, outputPath);
if (outputFile.exists()) {
return outputFile;
}
}
return null;
}
private void collectDependencies(SModule m) {
if (m.getFacet(JavaModuleFacet.class) == null || m.isReadOnly()) {
return;
}
for (SModel md : m.getModels()) {
if (!SModelStereotype.isUserModel(md)) continue;
ModelDependencies dependRoot = BLDependenciesCache.getInstance().get(md);
if (dependRoot == null) continue;
add(m, dependRoot);
}
}
private void add(SModule m, ModelDependencies root) {
for (RootDependencies r : root.getDependencies()) {
final String className = r.getClassName();
myFqName2Modules.put(className, m);
myDependencies.put(className, r.getDependencies());
myExtendsDependencies.put(className, r.getExtends());
}
}
public long getJavaFileLastModified(String fqName) {
long value = myLastModified.get(fqName);
if (value == 0) {
File iFile = getJavaFile(fqName);
value = (iFile != null) ? iFile.lastModified() : 0;
myLastModified.put(fqName, value == 0 ? -1 : 0);
}
return value == -1 ? 0 : value;
}
public SModule getModule(String fqName) {
return myFqName2Modules.get(fqName);
}
}