@Override
public QuickFix_Runtime getQuickFix() {
if (myQuickFixTaken) {
return myQuickFix;
}
try {
String languageNamespace =
NameUtil.namespaceFromLongName(NameUtil.namespaceFromLongName(myClassFQName));
Language language =
ModuleRepositoryFacade.getInstance().getModule(languageNamespace, Language.class);
Class aClass = ClassLoaderManager.getInstance().getClass(language, myClassFQName);
if (aClass == null) {
LOG.error("class " + myClassFQName + " not found in a module " + languageNamespace);
myQuickFixTaken = true;
return null;
}
QuickFix_Runtime quickFix = (QuickFix_Runtime) aClass.getConstructor().newInstance();
for (String s : myMap.keySet()) {
quickFix.putArgument(s, myMap.get(s));
}
myQuickFix = quickFix;
myQuickFixTaken = true;
return quickFix;
} catch (Throwable t) {
LOG.error(null, t);
myQuickFixTaken = true;
return null;
}
}
@Override
public void read(Element element, Project project) throws CantLoadSomethingException {
super.read(element, project);
Element filterXML = element.getChild(FILTER);
String filterName = filterXML.getAttribute(CLASS_NAME).getValue();
try {
Class filterClass = null;
for (Language l : project.getProjectModules(Language.class)) {
filterClass = ClassLoaderManager.getInstance().getClass(l, filterName);
if (filterClass != null) break;
}
if (filterClass == null) {
try {
filterClass = Class.forName(filterName);
} catch (ClassNotFoundException e) {
filterClass = null;
}
}
if (filterClass != null) {
myFilter = (BaseFilter) filterClass.newInstance();
} else {
throw new CantLoadSomethingException("Can't find filter class " + filterName);
}
} catch (Throwable t) {
throw new CantLoadSomethingException("Can't instantiate or read filter " + filterName, t);
}
}
public void init() {
if (INSTANCE != null) {
throw new IllegalStateException("double initialization");
}
INSTANCE = this;
myClassLoaderManager.addReloadHandler(myReloadHandler);
SModelRepository.getInstance().addModelRepositoryListener(mySModelRepositoryListener);
}
private TemplateModel getTemplateModel(String modelName) {
Class<TemplateModel> clazz =
ClassLoaderManager.getInstance()
.getClass(ModuleRepositoryFacade.getInstance().getModule(getReference()), modelName);
try {
return clazz.getConstructor(TemplateModule.class).newInstance(this);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public void dispose() {
for (SModel model : myListeningForModels) {
((SModelInternal) model).removeModelListener(myModelListener);
}
myListeningForModels.clear();
for (SNodeReference nodePointer :
new ArrayList<SNodeReference>(myTypeCheckingContexts.keySet())) {
removeContextForNode(nodePointer);
}
SModelRepository.getInstance().removeModelRepositoryListener(mySModelRepositoryListener);
myClassLoaderManager.removeReloadHandler(myReloadHandler);
INSTANCE = null;
}
private TemplateModel getTemplateModel(String modelName) {
Class<TemplateModel> clazz =
ClassLoaderManager.getInstance()
.getClass(ModuleRepositoryFacade.getInstance().getModule(getReference()), modelName);
if (clazz == null) {
throw new IllegalStateException(
String.format("Failed to obtain generator runtime class for model %s", modelName));
}
try {
return clazz.getConstructor(TemplateModule.class).newInstance(this);
} catch (RuntimeException ex) {
throw ex;
} catch (Exception ex) {
throw new RuntimeException(ex);
}
}
public ClassLoaderManager getClassLoaderManager() {
return ClassLoaderManager.getInstance();
}
@Override
public void disposeComponent() {
GlobalSModelEventsManager.getInstance().removeGlobalModelListener(myListener);
FileStatusManager.getInstance(myProject).removeFileStatusListener(myFileStatusListener);
myClassLoaderManager.removeReloadHandler(myReloadListener);
}
@Override
public void initComponent() {
myClassLoaderManager.addReloadHandler(myReloadListener);
FileStatusManager.getInstance(myProject).addFileStatusListener(myFileStatusListener);
GlobalSModelEventsManager.getInstance().addGlobalModelListener(myListener);
}
@Nullable
@Override
public ClassLoader getClassLoader() {
return myManager.getClassLoader(this);
}
public class ReloadableModuleBase extends AbstractModule implements ReloadableModule {
private static final Logger LOG = LogManager.getLogger(ReloadableModuleBase.class);
private final ClassLoaderManager myManager = ClassLoaderManager.getInstance();
private final List<SModuleDependenciesListener> myListeners =
new CopyOnWriteArrayList<SModuleDependenciesListener>();
protected ReloadableModuleBase(IFile file) {
super(file);
}
protected ReloadableModuleBase() {}
@NotNull
@Override
public Class<?> getClass(String classFqName)
throws ClassNotFoundException, ModuleIsNotLoadableException {
return getClass(classFqName, false);
}
@NotNull
@Override
public Class<?> getOwnClass(String classFqName)
throws ClassNotFoundException, ModuleIsNotLoadableException {
return getClass(classFqName, true);
}
@NotNull
protected Class<?> getClass(String classFqName, boolean ownClassOnly)
throws ClassNotFoundException, ModuleClassNotFoundException, ModuleIsNotLoadableException {
ClassLoader classLoader = getClassLoader();
if (classLoader == null) {
throw new ModuleClassLoaderIsNullException(this);
}
String internClassName = InternUtil.intern(classFqName);
if (ownClassOnly && classLoader instanceof ModuleClassLoader) {
return ((ModuleClassLoader) classLoader).loadOwnClass(internClassName);
}
Class<?> aClass = classLoader.loadClass(internClassName);
if (aClass == null) {
throw new LoadedClassIsNullException(classLoader, internClassName);
}
return aClass;
}
@Nullable
@Override
public ClassLoader getClassLoader() {
return myManager.getClassLoader(this);
}
@Override
public ClassLoader getRootClassLoader() {
getRepository().getModelAccess().checkReadAccess();
Set<MPSModuleOwner> moduleOwners = ModuleRepositoryFacade.getInstance().getModuleOwners(this);
for (MPSModuleOwner owner : moduleOwners) {
if (owner instanceof SLibrary) {
ClassLoader classLoader = ((SLibrary) owner).getPluginClassLoader();
if (classLoader != null) {
return classLoader;
}
}
}
return ReloadableModule.class.getClassLoader();
}
@Override
public void reload() {
if (!willLoad()) return;
LOG.info("Reloading module " + this);
myManager.reloadModule(this);
}
@Override
public boolean willLoad() {
return true;
}
@Override
protected void dependenciesChanged() {
super.dependenciesChanged();
if (!willLoad()) return;
fireDependenciesChanged();
}
protected final void fireDependenciesChanged() {
assertCanChange();
for (SModuleDependenciesListener listener : myListeners) {
listener.dependenciesChanged(this);
}
}
// NOTE: for internal use
public final void addDependenciesListener(SModuleDependenciesListener listener) {
myListeners.add(listener);
}
// NOTE: for internal use
public final void removeDependenciesListener(SModuleDependenciesListener listener) {
myListeners.remove(listener);
}
// NOTE: for internal use
// notifies about ANY changes in deps, used languages, etc.
// designed specifically for the class loading client
public static interface SModuleDependenciesListener {
public void dependenciesChanged(@NotNull ReloadableModuleBase module);
}
}
@Override
public void reload() {
if (!willLoad()) return;
LOG.info("Reloading module " + this);
myManager.reloadModule(this);
}
public TypeContextManager(TypeChecker typeChecker, ClassLoaderManager classLoaderManager) {
myTypeChecker = typeChecker;
myClassLoaderManager = ClassLoaderManager.getInstance();
}
