public MyIndex(
final ID<Integer, SerializedStubTree> indexId,
final IndexStorage<Integer, SerializedStubTree> storage,
final DataIndexer<Integer, SerializedStubTree, FileContent> indexer) {
super(indexId, indexer, storage);
try {
checkNameStorage();
} catch (StorageException e) {
LOG.info(e);
FileBasedIndex.requestRebuild(INDEX_ID);
}
}
@Override
public <K> Collection<K> getAllKeys(final StubIndexKey<K, ?> indexKey, @NotNull Project project) {
FileBasedIndex.getInstance()
.ensureUpToDate(StubUpdatingIndex.INDEX_ID, project, GlobalSearchScope.allScope(project));
final MyIndex<K> index = (MyIndex<K>) myIndices.get(indexKey);
try {
return index.getAllKeys();
} catch (StorageException e) {
forceRebuild(e);
} catch (RuntimeException e) {
final Throwable cause = e.getCause();
if (cause instanceof IOException || cause instanceof StorageException) {
forceRebuild(e);
}
throw e;
}
return Collections.emptyList();
}
@NotNull
public static List<PyFile> find(
@NotNull String name, @NotNull Project project, boolean includeNonProjectItems) {
final List<PyFile> results = new ArrayList<PyFile>();
final GlobalSearchScope scope =
includeNonProjectItems
? PyProjectScopeBuilder.excludeSdkTestsScope(project)
: GlobalSearchScope.projectScope(project);
final Collection<VirtualFile> files =
FileBasedIndex.getInstance().getContainingFiles(NAME, name, scope);
for (VirtualFile virtualFile : files) {
final PsiFile psiFile = PsiManager.getInstance(project).findFile(virtualFile);
if (psiFile instanceof PyFile) {
if (!PyUserSkeletonsUtil.isUnderUserSkeletonsDirectory(psiFile)) {
results.add((PyFile) psiFile);
}
}
}
return results;
}
public static <Key, Psi extends PsiElement> Collection<Psi> safeGet(
@NotNull StubIndexKey<Key, Psi> indexKey,
@NotNull Key key,
final Project project,
final GlobalSearchScope scope,
Class<Psi> requiredClass) {
Collection<Psi> collection = getInstance().get(indexKey, key, project, scope);
for (Iterator<Psi> iterator = collection.iterator(); iterator.hasNext(); ) {
Psi psi = iterator.next();
if (!requiredClass.isInstance(psi)) {
iterator.remove();
VirtualFile faultyContainer = PsiUtilCore.getVirtualFile(psi);
LOG.error("Invalid stub element type in index: " + faultyContainer + ". found: " + psi);
if (faultyContainer != null && faultyContainer.isValid()) {
FileBasedIndex.getInstance().requestReindex(faultyContainer);
}
}
}
return collection;
}
private static void requestRebuild() {
FileBasedIndex.requestRebuild(StubUpdatingIndex.INDEX_ID);
}
private static void forceRebuild(Throwable e) {
LOG.info(e);
requestRebuild();
FileBasedIndex.getInstance().scheduleRebuild(StubUpdatingIndex.INDEX_ID, e);
}
@Override
public <Key, Psi extends PsiElement> Collection<Psi> get(
@NotNull final StubIndexKey<Key, Psi> indexKey,
@NotNull final Key key,
final Project project,
final GlobalSearchScope scope) {
FileBasedIndex.getInstance().ensureUpToDate(StubUpdatingIndex.INDEX_ID, project, scope);
final PersistentFS fs = (PersistentFS) ManagingFS.getInstance();
final PsiManager psiManager = PsiManager.getInstance(project);
final List<Psi> result = new ArrayList<Psi>();
final MyIndex<Key> index = (MyIndex<Key>) myIndices.get(indexKey);
try {
try {
// disable up-to-date check to avoid locks on attempt to acquire index write lock while
// holding at the same time the readLock for this index
FileBasedIndex.disableUpToDateCheckForCurrentThread();
index.getReadLock().lock();
final ValueContainer<TIntArrayList> container = index.getData(key);
container.forEach(
new ValueContainer.ContainerAction<TIntArrayList>() {
@Override
public void perform(final int id, final TIntArrayList value) {
final VirtualFile file = IndexInfrastructure.findFileByIdIfCached(fs, id);
if (file != null && (scope == null || scope.contains(file))) {
StubTree stubTree = null;
final PsiFile _psifile = psiManager.findFile(file);
PsiFileWithStubSupport psiFile = null;
if (_psifile != null && !(_psifile instanceof PsiPlainTextFile)) {
if (_psifile instanceof PsiFileWithStubSupport) {
psiFile = (PsiFileWithStubSupport) _psifile;
stubTree = psiFile.getStubTree();
if (stubTree == null && psiFile instanceof PsiFileImpl) {
stubTree = ((PsiFileImpl) psiFile).calcStubTree();
}
}
}
if (stubTree != null || psiFile != null) {
if (stubTree == null) {
stubTree = StubTreeLoader.getInstance().readFromVFile(project, file);
if (stubTree != null) {
final List<StubElement<?>> plained = stubTree.getPlainList();
for (int i = 0; i < value.size(); i++) {
final StubElement<?> stub = plained.get(value.get(i));
final ASTNode tree = psiFile.findTreeForStub(stubTree, stub);
if (tree != null) {
if (tree.getElementType() == stubType(stub)) {
result.add((Psi) tree.getPsi());
} else {
String persistedStubTree =
((PsiFileStubImpl) stubTree.getRoot()).printTree();
String stubTreeJustBuilt =
((PsiFileStubImpl)
((IStubFileElementType)
((PsiFileImpl) psiFile).getContentElementType())
.getBuilder()
.buildStubTree(psiFile))
.printTree();
StringBuilder builder = new StringBuilder();
builder.append("Oops\n");
builder.append("Recorded stub:-----------------------------------\n");
builder.append(persistedStubTree);
builder.append(
"\nAST built stub: ------------------------------------\n");
builder.append(stubTreeJustBuilt);
builder.append("\n");
LOG.info(builder.toString());
// requestReindex() may want to acquire write lock (for indices not
// requiring content loading)
// thus, because here we are under read lock, need to use invoke later
ApplicationManager.getApplication()
.invokeLater(
new Runnable() {
@Override
public void run() {
FileBasedIndex.getInstance().requestReindex(file);
}
},
ModalityState.NON_MODAL);
}
}
}
}
} else {
final List<StubElement<?>> plained = stubTree.getPlainList();
for (int i = 0; i < value.size(); i++) {
result.add((Psi) plained.get(value.get(i)).getPsi());
}
}
}
}
}
});
} finally {
index.getReadLock().unlock();
FileBasedIndex.enableUpToDateCheckForCurrentThread();
}
} catch (StorageException e) {
forceRebuild(e);
} catch (RuntimeException e) {
final Throwable cause = FileBasedIndex.getCauseToRebuildIndex(e);
if (cause != null) {
forceRebuild(cause);
} else {
throw e;
}
}
return result;
}
@NotNull
public static Collection<String> getAllKeys(@NotNull Project project) {
return FileBasedIndex.getInstance().getAllKeys(NAME, project);
}
