@Override @Nullable public ObjectStubTree readFromVFile(Project project, final VirtualFile vFile) { if (DumbService.getInstance(project).isDumb()) { return null; } final int id = Math.abs(FileBasedIndex.getFileId(vFile)); if (id <= 0) { return null; } boolean wasIndexedAlready = FileBasedIndexImpl.isFileIndexed(vFile, StubUpdatingIndex.INDEX_ID); final List<SerializedStubTree> datas = FileBasedIndex.getInstance() .getValues(StubUpdatingIndex.INDEX_ID, id, GlobalSearchScope.fileScope(project, vFile)); final int size = datas.size(); if (size == 1) { Stub stub; try { stub = datas.get(0).getStub(false); } catch (SerializerNotFoundException e) { return processError( vFile, "No stub serializer: " + vFile.getPresentableUrl() + ": " + e.getMessage(), e); } ObjectStubTree tree = stub instanceof PsiFileStub ? new StubTree((PsiFileStub) stub) : new ObjectStubTree((ObjectStubBase) stub, true); tree.setDebugInfo( "created from index: " + StubUpdatingIndex.getIndexingStampInfo(vFile) + ", wasIndexedAlready=" + wasIndexedAlready + ", queried at " + vFile.getTimeStamp()); return tree; } else if (size != 0) { return processError( vFile, "Twin stubs: " + vFile.getPresentableUrl() + " has " + size + " stub versions. Should only have one. id=" + id, null); } return null; }
@NotNull public static List<LinkReferenceResult> getReferencedFiles( @NotNull final VirtualFile _file, @NotNull final Project project) { final List<LinkReferenceResult> result = new ArrayList<LinkReferenceResult>(); if (!(_file.getFileSystem() instanceof LocalFileSystem)) { return result; } FileBasedIndex.getInstance() .processValues( INDEX_ID, FileBasedIndex.getFileId(_file), null, new FileBasedIndex.ValueProcessor<InfoHolder<LinkInfo>>() { public boolean process(final VirtualFile file, final InfoHolder<LinkInfo> value) { final PsiManager psiManager = PsiManager.getInstance(project); final PsiFile psiFile = psiManager.findFile(file); if (psiFile != null) { for (final LinkInfo linkInfo : value.myValues) { if (linkInfo.value != null || linkInfo.scripted) { final PsiFileSystemItem[] item = new PsiFileSystemItem[] {null}; if (linkInfo.value != null) { final LeafElement newValueElement = Factory.createSingleLeafElement( XmlTokenType.XML_ATTRIBUTE_VALUE_TOKEN, "\"" + linkInfo.value + "\"", 0, linkInfo.value.length() + 2, null, psiManager, psiFile); final PsiElement element = newValueElement.getPsi(); final FileReferenceSet set = new FileReferenceSet( StringUtil.stripQuotesAroundValue(element.getText()), element, 1, null, true); final FileReference lastReference = set.getLastReference(); if (lastReference != null) { final PsiFileSystemItem resolved = lastReference.resolve(); if (resolved instanceof PsiFile) { item[0] = resolved; } } } result.add(new MyLinkReferenceResult(item, linkInfo, psiFile)); } } } return true; } }, GlobalSearchScope.allScope(project)); return result; }
@Override @Nullable public ObjectStubTree readFromVFile(Project project, final VirtualFile vFile) { if (DumbService.getInstance(project).isDumb()) { return null; } final int id = Math.abs(FileBasedIndex.getFileId(vFile)); if (id <= 0) { return null; } boolean wasIndexedAlready = ((FileBasedIndexImpl) FileBasedIndex.getInstance()).isFileUpToDate(vFile); Document document = FileDocumentManager.getInstance().getCachedDocument(vFile); boolean saved = document == null || !FileDocumentManager.getInstance().isDocumentUnsaved(document); final List<SerializedStubTree> datas = FileBasedIndex.getInstance() .getValues(StubUpdatingIndex.INDEX_ID, id, GlobalSearchScope.fileScope(project, vFile)); final int size = datas.size(); if (size == 1) { SerializedStubTree stubTree = datas.get(0); if (!stubTree.contentLengthMatches( vFile.getLength(), getCurrentTextContentLength(project, vFile, document))) { return processError( vFile, "Outdated stub in index: " + StubUpdatingIndex.getIndexingStampInfo(vFile) + ", doc=" + document + ", docSaved=" + saved + ", wasIndexedAlready=" + wasIndexedAlready + ", queried at " + vFile.getTimeStamp(), null); } Stub stub; try { stub = stubTree.getStub(false); } catch (SerializerNotFoundException e) { return processError( vFile, "No stub serializer: " + vFile.getPresentableUrl() + ": " + e.getMessage(), e); } ObjectStubTree tree = stub instanceof PsiFileStub ? new StubTree((PsiFileStub) stub) : new ObjectStubTree((ObjectStubBase) stub, true); tree.setDebugInfo("created from index"); return tree; } else if (size != 0) { return processError( vFile, "Twin stubs: " + vFile.getPresentableUrl() + " has " + size + " stub versions. Should only have one. id=" + id, null); } return null; }