/*
* Copyright 2003-2015 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.ide.findusages.model.scopes;
import jetbrains.mps.ide.findusages.CantLoadSomethingException;
import jetbrains.mps.ide.findusages.CantSaveSomethingException;
import jetbrains.mps.project.Project;
import jetbrains.mps.project.dependency.GlobalModuleDependenciesManager;
import jetbrains.mps.project.dependency.GlobalModuleDependenciesManager.Deptype;
import org.apache.log4j.LogManager;
import org.apache.log4j.Logger;
import org.jdom.Element;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.mps.openapi.module.SModule;
import org.jetbrains.mps.openapi.module.SModuleReference;
import org.jetbrains.mps.openapi.module.SRepository;
import org.jetbrains.mps.openapi.persistence.PersistenceFacade;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
public class ModulesScope extends FindUsagesScope {
private static final String MODULE_ID = "ref";
private static final String MODULE_TAG = "module";
private boolean myRespectVisible = false;
private Map<SModuleReference, SModule> myResolveScope;
public ModulesScope(@NotNull Iterable<? extends SModule> modules) {
for (SModule module : modules) {
if (module != null) {
addModule(module);
}
}
}
public ModulesScope(@NotNull SModule... modules) {
this(Arrays.asList(modules));
}
/**
* Tells whether to use only specified modules as reference resolution scope for {@link #resolve(org.jetbrains.mps.openapi.module.SModuleReference)},
* or all visible/accessible modules shall be considered
*/
public void resolveRespectsAllVisible(boolean respectVisible) {
myRespectVisible = respectVisible;
}
@Override
public SModule resolve(@NotNull SModuleReference reference) {
if (myResolveScope == null) {
final Collection<SModule> allVisible;
if (myRespectVisible) {
allVisible = new GlobalModuleDependenciesManager(myModules).getModules(Deptype.VISIBLE);
} else {
allVisible = myModules;
}
myResolveScope = new HashMap<SModuleReference, SModule>(allVisible.size() * 4 / 3);
for (SModule m : allVisible) {
myResolveScope.put(m.getModuleReference(), m);
}
}
return myResolveScope.get(reference);
}
@Override
protected void scopeChanged() {
}
public ModulesScope(Element element, Project project) throws CantLoadSomethingException {
this(resolveModules(element, project.getRepository()));
}
private static Iterable<SModule> resolveModules(Element element, SRepository repo) throws CantLoadSomethingException {
List<SModule> result = new ArrayList<SModule>();
final Logger log = LogManager.getLogger(ModulesScope.class);
for (Element moduleXml : element.getChildren(MODULE_TAG)) {
try {
final String moduleRef = moduleXml.getAttributeValue(MODULE_ID);
if (moduleRef == null) {
continue;
}
SModuleReference mr = PersistenceFacade.getInstance().createModuleReference(moduleRef);
final SModule module = mr.resolve(repo);
if (module != null) {
result.add(module);
} else {
log.warn("module not found " + moduleRef);
}
} catch (IllegalArgumentException e) {
throw new CantLoadSomethingException(e);
}
}
return result;
}
@Override
public void write(Element element, Project project) throws CantSaveSomethingException {
for (SModule module : myModules) {
Element moduleXml = new Element(MODULE_TAG);
moduleXml.setAttribute(MODULE_ID, PersistenceFacade.getInstance().asString(module.getModuleReference()));
element.addContent(moduleXml);
}
}
public String toString() {
return "module scope";
}
}