com.intellij.testFramework.LightVirtualFile Java Examples

@Nullable
private static EditorHighlighter createEditorHighlighter(@Nullable Project project, @Nonnull DocumentContent content) {
  FileType type = content.getContentType();
  VirtualFile file = content.getHighlightFile();
  Language language = content.getUserData(DiffUserDataKeys.LANGUAGE);

  EditorHighlighterFactory highlighterFactory = EditorHighlighterFactory.getInstance();
  if (language != null) {
    SyntaxHighlighter syntaxHighlighter = SyntaxHighlighterFactory.getSyntaxHighlighter(language, project, file);
    return highlighterFactory.createEditorHighlighter(syntaxHighlighter, EditorColorsManager.getInstance().getGlobalScheme());
  }
  if (file != null) {
    if ((type == null || type == PlainTextFileType.INSTANCE) || file.getFileType() == type || file instanceof LightVirtualFile) {
      return highlighterFactory.createEditorHighlighter(project, file);
    }
  }
  if (type != null) {
    return highlighterFactory.createEditorHighlighter(project, type);
  }
  return null;
}
 

private void doSaveDocument(@Nonnull final Document document, boolean isExplicit) throws IOException, SaveVetoException {
  VirtualFile file = getFile(document);
  if (LOG.isTraceEnabled()) LOG.trace("saving: " + file);

  if (file == null || file instanceof LightVirtualFile || file.isValid() && !isFileModified(file)) {
    removeFromUnsaved(document);
    return;
  }

  if (file.isValid() && needsRefresh(file)) {
    LOG.trace("  refreshing...");
    file.refresh(false, false);
    if (!myUnsavedDocuments.contains(document)) return;
  }

  if (!maySaveDocument(file, document, isExplicit)) {
    throw new SaveVetoException();
  }

  LOG.trace("  writing...");
  WriteAction.run(() -> doSaveDocumentInWriteAction(document, file));
  LOG.trace("  done");
}
 

private EditorHighlighter createHighlighter() {
  if (myTemplate != null && myVelocityFileType != UnknownFileType.INSTANCE) {
    return EditorHighlighterFactory.getInstance().createEditorHighlighter(myProject, new LightVirtualFile("aaa." + myTemplate.getExtension() + ".ft"));
  }

  FileType fileType = null;
  if (myTemplate != null) {
    fileType = FileTypeManager.getInstance().getFileTypeByExtension(myTemplate.getExtension());
  }
  if (fileType == null) {
    fileType = PlainTextFileType.INSTANCE;
  }

  SyntaxHighlighter originalHighlighter = SyntaxHighlighterFactory.getSyntaxHighlighter(fileType, null, null);
  if (originalHighlighter == null) {
    originalHighlighter = new PlainSyntaxHighlighter();
  }

  final EditorColorsScheme scheme = EditorColorsManager.getInstance().getGlobalScheme();
  LayeredLexerEditorHighlighter highlighter = new LayeredLexerEditorHighlighter(new TemplateHighlighter(), scheme);
  highlighter.registerLayer(FileTemplateTokenType.TEXT, new LayerDescriptor(originalHighlighter, ""));
  return highlighter;
}
 

@Test
public void testInMemoryFileHandledGracefully() {
  createBuildFile(new WorkspacePath("java/com/google/BUILD"), "glob(['**/*.java'])");

  LightVirtualFile inMemoryFile =
      new LightVirtualFile("mockProjectViewFile", ProjectViewLanguage.INSTANCE, "");

  FileManager fileManager =
      ((PsiManagerEx) PsiManager.getInstance(getProject())).getFileManager();
  fileManager.setViewProvider(
      inMemoryFile, fileManager.createFileViewProvider(inMemoryFile, true));

  PsiFile psiFile = fileManager.findFile(inMemoryFile);

  FindUsages.findAllReferences(psiFile);
}
 

/**
 * Loads content of given virtual file. If limit is {@value UNLIMITED} then full CharSequence will be returned. Else CharSequence
 * will be truncated by limit if it has bigger length.
 *
 * @param file  Virtual file for content loading
 * @param limit Maximum characters count or {@value UNLIMITED}
 * @return Full or truncated CharSequence with file content
 * @throws IllegalArgumentException for binary files
 */
@Nonnull
public static CharSequence loadText(@Nonnull final VirtualFile file, int limit) {
  FileType type = file.getFileType();
  if (type.isBinary()) throw new IllegalArgumentException("Attempt to load truncated text for binary file: " + file.getPresentableUrl() + ". File type: " + type.getName());

  if (file instanceof LightVirtualFile) {
    return limitCharSequence(((LightVirtualFile)file).getContent(), limit);
  }

  if (file.isDirectory()) {
    throw new AssertionError("'" + file.getPresentableUrl() + "' is a directory");
  }
  try {
    byte[] bytes = limit == UNLIMITED ? file.contentsToByteArray() : FileUtil.loadFirstAndClose(file.getInputStream(), limit);
    return getTextByBinaryPresentation(bytes, file);
  }
  catch (IOException e) {
    return ArrayUtil.EMPTY_CHAR_SEQUENCE;
  }
}
 

@Nonnull
@Override
public CharSequence getText() {
  final VirtualFile virtualFile = getVirtualFile();
  if (virtualFile instanceof LightVirtualFile) {
    Document doc = getCachedDocument();
    if (doc != null) return getLastCommittedText(doc);
    return ((LightVirtualFile)virtualFile).getContent();
  }

  final Document document = getDocument();
  if (document == null) {
    return LoadTextUtil.loadText(virtualFile);
  }
  return getLastCommittedText(document);
}
 

@Nonnull
public static CSharpFragmentFileImpl createExpressionFragment(Project project, String text, @Nullable final PsiElement context)
{
	LightVirtualFile virtualFile = new LightVirtualFile("dummy.cs", CSharpFileType.INSTANCE, text, System.currentTimeMillis());
	SingleRootFileViewProvider viewProvider = new SingleRootFileViewProvider(PsiManager.getInstance(project), virtualFile, true)
	{
		@Nonnull
		@Override
		public SingleRootFileViewProvider createCopy(@Nonnull final VirtualFile copy)
		{
			SingleRootFileViewProvider provider = new SingleRootFileViewProvider(getManager(), copy, false);
			CSharpFragmentFileImpl psiFile = new CSharpFragmentFileImpl(ourExpressionFileElementType, ourExpressionFileElementType, provider, context);
			provider.forceCachedPsi(psiFile);
			psiFile.getNode();
			return provider;
		}
	};
	CSharpFragmentFileImpl file = new CSharpFragmentFileImpl(ourExpressionFileElementType, ourExpressionFileElementType, viewProvider, context);
	viewProvider.forceCachedPsi(file);
	file.getNode();
	return file;
}
 

protected PsiFile createPsiFileFromSource(final Language language, CharSequence sourceCode, PsiManager manager) {
  @NonNls final LightVirtualFile virtualFile = new LightVirtualFile("foo", createTemplateFakeFileType(language), sourceCode, LocalTimeCounter.currentTime());

  FileViewProvider viewProvider = new SingleRootFileViewProvider(manager, virtualFile, false) {
    @Override
    @Nonnull
    public Language getBaseLanguage() {
      return language;
    }
  };

  // Since we're already inside a template language PSI that was built regardless of the file size (for whatever reason),
  // there should also be no file size checks for template data files.
  SingleRootFileViewProvider.doNotCheckFileSizeLimit(virtualFile);

  return viewProvider.getPsi(language);
}
 

@Nullable
public static PsiLanguageInjectionHost findInjectionHost(@Nullable PsiElement psi) {
  if (psi == null) return null;
  PsiFile containingFile = psi.getContainingFile().getOriginalFile();              // * formatting
  PsiElement fileContext = containingFile.getContext();                            // * quick-edit-handler
  if (fileContext instanceof PsiLanguageInjectionHost) return (PsiLanguageInjectionHost)fileContext;
  Place shreds = getShreds(containingFile.getViewProvider()); // * injection-registrar
  if (shreds == null) {
    VirtualFile virtualFile = PsiUtilCore.getVirtualFile(containingFile);
    if (virtualFile instanceof LightVirtualFile) {
      virtualFile = ((LightVirtualFile)virtualFile).getOriginalFile();             // * dynamic files-from-text
    }
    if (virtualFile instanceof VirtualFileWindow) {
      shreds = getShreds(((VirtualFileWindow)virtualFile).getDocumentWindow());
    }
  }
  return shreds != null ? shreds.getHostPointer().getElement() : null;
}
 

protected void doTest(boolean checkResult) {
  String name = getTestName(false);
  try {
    String text = loadFile(name + "." + myExtension);
    myFile = createPsiFile(name, text);
    ensureParsed(myFile);
    FileViewProvider viewProvider = myFile.getViewProvider();
    VirtualFile virtualFile = viewProvider.getVirtualFile();
    if (virtualFile instanceof LightVirtualFile) {
      assertEquals("light virtual file text mismatch", text, ((LightVirtualFile)virtualFile).getContent());
    }
    assertEquals("virtual file text mismatch", text, LoadTextUtil.loadText(virtualFile));
    assertEquals("doc text mismatch", text, viewProvider.getDocument().getText());
    assertEquals("psi text mismatch", text, myFile.getText());
    if (checkResult) {
      checkResult(name, myFile);
    }
    else {
      toParseTreeText(myFile, skipSpaces(), includeRanges());
    }
  }
  catch (IOException e) {
    throw new RuntimeException(e);
  }
}
 

@Override
public void setViewProvider(@Nonnull final VirtualFile virtualFile, @Nullable final FileViewProvider fileViewProvider) {
  FileViewProvider prev = getRawCachedViewProvider(virtualFile);
  if (prev == fileViewProvider) return;
  if (prev != null) {
    DebugUtil.performPsiModification(null, () -> markInvalidated(prev));
  }

  if (fileViewProvider == null) {
    getVFileToViewProviderMap().remove(virtualFile);
  }
  else if (virtualFile instanceof LightVirtualFile) {
    virtualFile.putUserData(myPsiHardRefKey, fileViewProvider);
  }
  else {
    getVFileToViewProviderMap().put(virtualFile, fileViewProvider);
  }
}
 

@Nullable
@Override
public PsiFile createFileFromText(@Nonnull String name,
                                  @Nonnull Language language,
                                  @Nonnull LanguageVersion languageVersion,
                                  @Nonnull CharSequence text,
                                  boolean physical,
                                  boolean markAsCopy,
                                  boolean noSizeLimit) {
  LightVirtualFile virtualFile = new LightVirtualFile(name, language, text);
  virtualFile.putUserData(LanguageVersion.KEY, languageVersion);
  if (noSizeLimit) {
    SingleRootFileViewProvider.doNotCheckFileSizeLimit(virtualFile);
  }
  return trySetupPsiForFile(virtualFile, language, languageVersion, physical, markAsCopy);
}
 

public HaxeExpressionCodeFragmentImpl(Project project,
                                      @NonNls String name,
                                      CharSequence text,
                                      boolean isPhysical) {
  super(new SingleRootFileViewProvider(PsiManager.getInstance(project),
                                       new LightVirtualFile(name, FileTypeManager.getInstance().getFileTypeByFileName(name), text),
                                       isPhysical) {
    @Override
    public boolean supportsIncrementalReparse(@NotNull Language rootLanguage) {
      return false;
    }
  });

  myPhysical = isPhysical;
  ((SingleRootFileViewProvider)getViewProvider()).forceCachedPsi(this);
  final MyHaxeFileElementType type = new MyHaxeFileElementType();
  init(type, type);
}
 

@Nullable
private static Document createPsiDocument(@Nonnull Project project,
                                          @Nonnull String content,
                                          @Nonnull FileType fileType,
                                          @Nonnull String fileName,
                                          boolean readOnly) {
  ThrowableComputable<Document,RuntimeException> action = () -> {
    LightVirtualFile file = new LightVirtualFile(fileName, fileType, content);
    file.setWritable(!readOnly);

    file.putUserData(DiffPsiFileSupport.KEY, true);

    Document document = FileDocumentManager.getInstance().getDocument(file);
    if (document == null) return null;

    PsiDocumentManager.getInstance(project).getPsiFile(document);

    return document;
  };
  return AccessRule.read(action);
}
 

private boolean shouldBeInstalled(@javax.annotation.Nullable final VirtualFile virtualFile) {
  if (isDisabled()) return false;

  if (virtualFile == null || virtualFile instanceof LightVirtualFile) return false;
  final FileStatusManager statusManager = FileStatusManager.getInstance(myProject);
  if (statusManager == null) return false;
  if (!myStatusProvider.isSupported(virtualFile)) {
    log("shouldBeInstalled failed: no support found", virtualFile);
    return false;
  }
  final FileStatus status = statusManager.getStatus(virtualFile);
  if (status == FileStatus.NOT_CHANGED || status == FileStatus.ADDED || status == FileStatus.UNKNOWN || status == FileStatus.IGNORED) {
    log("shouldBeInstalled skipped: status=" + status, virtualFile);
    return false;
  }
  return true;
}
 

@Nullable
public PsiFile trySetupPsiForFile(final LightVirtualFile virtualFile,
                                  @Nonnull Language language,
                                  @Nonnull LanguageVersion languageVersion,
                                  final boolean physical,
                                  final boolean markAsCopy) {
  final FileViewProviderFactory factory = LanguageFileViewProviders.INSTANCE.forLanguage(language);
  FileViewProvider viewProvider = factory != null ? factory.createFileViewProvider(virtualFile, language, myManager, physical) : null;
  if (viewProvider == null) viewProvider = new SingleRootFileViewProvider(myManager, virtualFile, physical);

  language = viewProvider.getBaseLanguage();
  final ParserDefinition parserDefinition = LanguageParserDefinitions.INSTANCE.forLanguage(language);
  if (parserDefinition != null) {
    final PsiFile psiFile = viewProvider.getPsi(language);
    if (psiFile != null) {
      psiFile.putUserData(LanguageVersion.KEY, languageVersion);
      if (markAsCopy) {
        markGenerated(psiFile);
      }
      return psiFile;
    }
  }
  return null;
}
 

@Override
@Nonnull
public PsiFile createFileFromText(@Nonnull String name,
                                  @Nonnull FileType fileType,
                                  @Nonnull CharSequence text,
                                  long modificationStamp,
                                  final boolean physical,
                                  boolean markAsCopy) {
  final LightVirtualFile virtualFile = new LightVirtualFile(name, fileType, text, modificationStamp);
  if (fileType instanceof LanguageFileType) {
    final Language language =
      LanguageSubstitutors.INSTANCE.substituteLanguage(((LanguageFileType)fileType).getLanguage(), virtualFile, myManager.getProject());
    final PsiFile file = trySetupPsiForFile(virtualFile, language, LanguageVersionUtil.findDefaultVersion(language), physical, markAsCopy);
    if (file != null) return file;
  }
  final SingleRootFileViewProvider singleRootFileViewProvider = new SingleRootFileViewProvider(myManager, virtualFile, physical);
  final PsiPlainTextFileImpl plainTextFile = new PsiPlainTextFileImpl(singleRootFileViewProvider);
  if (markAsCopy) CodeEditUtil.setNodeGenerated(plainTextFile.getNode(), true);
  return plainTextFile;
}
 

@Override
public XDebuggerEditorsProvider getEditorsProvider() {
  return new XDebuggerEditorsProvider() {
    @NotNull
    @Override
    public FileType getFileType() {
      return CppSupportLoader.CPP_FILETYPE;
    }

    @NotNull
    @Override
    public Document createDocument(@NotNull Project project, @NotNull String s, @Nullable XSourcePosition xSourcePosition, @NotNull EvaluationMode evaluationMode) {
      VirtualFile virtualFile = new LightVirtualFile("dummy.cpp", s);
      ICppCodeFragment file = new CppCodeFragment(new SingleRootFileViewProvider(PsiManager.getInstance(project), virtualFile, true));
      return PsiDocumentManager.getInstance(project).getDocument(file);
    }
  };
}
 

@Nullable
@Override
public PsiFile createFileFromText(@Nonnull String name,
                                  @Nonnull LanguageVersion languageVersion,
                                  @Nonnull CharSequence text,
                                  boolean physical,
                                  boolean markAsCopy,
                                  boolean noSizeLimit,
                                  @Nullable VirtualFile original) {
  LightVirtualFile virtualFile = new LightVirtualFile(name, languageVersion.getLanguage(), text);
  if (original != null) virtualFile.setOriginalFile(original);
  virtualFile.putUserData(LanguageVersion.KEY, languageVersion);
  if (noSizeLimit) {
    SingleRootFileViewProvider.doNotCheckFileSizeLimit(virtualFile);
  }
  return trySetupPsiForFile(virtualFile, languageVersion.getLanguage(), languageVersion, physical, markAsCopy);
}
 

@Nullable
@RequiredReadAction
public static Module findModuleByPsiDirectory(final PsiDirectory directory)
{
	LightVirtualFile l = new LightVirtualFile("test.cs", CSharpFileType.INSTANCE, "")
	{
		@Override
		public VirtualFile getParent()
		{
			return directory.getVirtualFile();
		}

		@Nonnull
		@Override
		public VirtualFileSystem getFileSystem()
		{
			return LocalFileSystem.getInstance();
		}
	};
	return CreateFileFromTemplateAction.ModuleResolver.EP_NAME.composite().resolveModule(directory, CSharpFileType.INSTANCE);
}
 

private static void doTest(String source, String expected, String expectedSeparator) {
  final LightVirtualFile vFile = new LightVirtualFile("test.txt");
  final CharSequence real = LoadTextUtil.getTextByBinaryPresentation(source.getBytes(CharsetToolkit.US_ASCII_CHARSET), vFile);
  assertTrue("content", Comparing.equal(expected, real));
  if (expectedSeparator != null) {
    assertEquals("detected line separator", expectedSeparator, FileDocumentManager.getInstance().getLineSeparator(vFile, null));
  }
}
 

@Override
@Nullable
public VirtualFile getFile() {
  if (myFileType instanceof UIBasedFileType) {
    final VirtualFile file = findVirtualFile();
    if (file != null) {
      final LightVirtualFile lightFile = new LightVirtualFile(file, new String(myBytes), 1);
      lightFile.setOriginalFile(file);
      return lightFile;
    }
  }
  return null;
}
 

/**
 * Marks specified PsiFile as dirty. It means that file is being add into "dirty" file set.
 * It presents in current file set also but the next validateCache call will validate this
 * "dirty" file. This method should be invoked when any modifications inside the file
 * have happened.
 */
private void markFileAsDirty(@Nonnull PsiFile psiFile) {
  ApplicationManager.getApplication().assertIsDispatchThread();
  VirtualFile vFile = psiFile.getVirtualFile();
  if (vFile != null && !(vFile instanceof LightVirtualFile)) { // If PSI file isn't valid then its VirtualFile can be null
    myDirtyFileSet.add(vFile);
  }
}
 

/**
 * Tries to find PSI file for a virtual file and throws assertion error with debug info if it is null.
 */
@Nonnull
public static PsiFile getPsiFile(@Nonnull Project project, @Nonnull VirtualFile file) {
  PsiManager psiManager = PsiManager.getInstance(project);
  PsiFile psi = psiManager.findFile(file);
  if (psi != null) return psi;
  FileType fileType = file.getFileType();
  FileViewProvider viewProvider = psiManager.findViewProvider(file);
  Document document = FileDocumentManager.getInstance().getDocument(file);
  boolean ignored = !(file instanceof LightVirtualFile) && FileTypeRegistry.getInstance().isFileIgnored(file);
  VirtualFile vDir = file.getParent();
  PsiDirectory psiDir = vDir == null ? null : PsiManager.getInstance(project).findDirectory(vDir);
  FileIndexFacade indexFacade = FileIndexFacade.getInstance(project);
  StringBuilder sb = new StringBuilder();
  sb.append("valid=").append(file.isValid()).
          append(" isDirectory=").append(file.isDirectory()).
          append(" hasDocument=").append(document != null).
          append(" length=").append(file.getLength());
  sb.append("\nproject=").append(project.getName()).
          append(" default=").append(project.isDefault()).
          append(" open=").append(project.isOpen());;
  sb.append("\nfileType=").append(fileType.getName()).append("/").append(fileType.getClass().getName());
  sb.append("\nisIgnored=").append(ignored);
  sb.append(" underIgnored=").append(indexFacade.isUnderIgnored(file));
  sb.append(" inLibrary=").append(indexFacade.isInLibrarySource(file) || indexFacade.isInLibraryClasses(file));
  sb.append(" parentDir=").append(vDir == null ? "no-vfs" : vDir.isDirectory() ? "has-vfs-dir" : "has-vfs-file").
          append("/").append(psiDir == null ? "no-psi" : "has-psi");
  sb.append("\nviewProvider=").append(viewProvider == null ? "null" : viewProvider.getClass().getName());
  if (viewProvider != null) {
    List<PsiFile> files = viewProvider.getAllFiles();
    sb.append(" language=").append(viewProvider.getBaseLanguage().getID());
    sb.append(" physical=").append(viewProvider.isPhysical());
    sb.append(" rootCount=").append(files.size());
    for (PsiFile o : files) {
      sb.append("\n  root=").append(o.getLanguage().getID()).append("/").append(o.getClass().getName());
    }
  }
  LOG.error("no PSI for file '" + file.getName() + "'", new Attachment(file.getPresentableUrl(), sb.toString()));
  throw new AssertionError();
}
 

@Nonnull
private static Document createDocument(@Nonnull CharSequence text, @Nonnull VirtualFile file) {
  boolean acceptSlashR = file instanceof LightVirtualFile && StringUtil.indexOf(text, '\r') >= 0;
  boolean freeThreaded = Boolean.TRUE.equals(file.getUserData(AbstractFileViewProvider.FREE_THREADED));
  DocumentImpl document = (DocumentImpl)((EditorFactoryImpl)EditorFactory.getInstance()).createDocument(text, acceptSlashR, freeThreaded);
  document.documentCreatedFrom(file);
  return document;
}
 

protected AbstractFileViewProvider(@Nonnull PsiManager manager, @Nonnull VirtualFile virtualFile, boolean eventSystemEnabled) {
  myManager = (PsiManagerEx)manager;
  myVirtualFile = virtualFile;
  myEventSystemEnabled = eventSystemEnabled;
  setContent(new VirtualFileContent());
  myPhysical = isEventSystemEnabled() && !(virtualFile instanceof LightVirtualFile) && !(virtualFile.getFileSystem() instanceof NonPhysicalFileSystem);
  virtualFile.putUserData(FREE_THREADED, isFreeThreaded(this));
  if (virtualFile instanceof VirtualFileWindow && !(this instanceof FreeThreadedFileViewProvider) && !isFreeThreaded(this)) {
    throw new IllegalArgumentException("Must not create " + getClass() + " for injected file " + virtualFile + "; InjectedFileViewProvider must be used instead");
  }
}
 

private static String details(FileViewProvider providerCopy, FileViewProvider viewProvider) {
  return "; languages: " + viewProvider.getLanguages() +
         "; base: " + viewProvider.getBaseLanguage() +
         "; copy: " + providerCopy +
         "; copy.base: " + providerCopy.getBaseLanguage() +
         "; vFile: " + viewProvider.getVirtualFile() +
         "; copy.vFile: " + providerCopy.getVirtualFile() +
         "; fileType: " + viewProvider.getVirtualFile().getFileType() +
         "; copy.original(): " +
         (providerCopy.getVirtualFile() instanceof LightVirtualFile ? ((LightVirtualFile)providerCopy.getVirtualFile()).getOriginalFile() : null);
}
 

@Override
@Nonnull
public PsiFile copyFileFrom(@Nonnull String newName, @Nonnull PsiFile originalFile) throws IncorrectOperationException {
  checkCreateFile(newName);

  final Document document = PsiDocumentManager.getInstance(getProject()).getDocument(originalFile);
  if (document != null) {
    FileDocumentManager.getInstance().saveDocument(document);
  }

  final VirtualFile parent = getVirtualFile();
  try {
    final VirtualFile vFile = originalFile.getVirtualFile();
    if (vFile == null) throw new IncorrectOperationException("Cannot copy nonphysical file");
    VirtualFile copyVFile;
    if (parent.getFileSystem() == vFile.getFileSystem()) {
      copyVFile = vFile.copy(this, parent, newName);
    }
    else if (vFile instanceof LightVirtualFile) {
      copyVFile = parent.createChildData(this, newName);
      copyVFile.setBinaryContent(originalFile.getText().getBytes(copyVFile.getCharset()));
    }
    else {
      copyVFile = VfsUtilCore.copyFile(this, vFile, parent, newName);
    }
    LOG.assertTrue(copyVFile != null, "File was not copied: " + vFile);
    DumbService.getInstance(getProject()).completeJustSubmittedTasks();
    final PsiFile copyPsi = myManager.findFile(copyVFile);
    if (copyPsi == null) {
      LOG.error("Could not find file '" + copyVFile + "' after copying '" + vFile + "'");
    }
    updateAddedFile(copyPsi);
    return copyPsi;
  }
  catch (IOException e) {
    throw new IncorrectOperationException(e);
  }
}
 

private void setUpTextRangeMode() {
  mySelectedTextRadioButton.setEnabled(myTextSelected);
  if (!myTextSelected) {
    mySelectedTextRadioButton.setToolTipText("No text selected in editor");
  }

  final boolean fileHasChanges = FormatChangedTextUtil.hasChanges(myFile);
  if (myFile.getVirtualFile() instanceof LightVirtualFile) {
    myOnlyVCSChangedTextRb.setVisible(false);
  }
  else {
    myOnlyVCSChangedTextRb.setEnabled(fileHasChanges);
    if (!fileHasChanges) {
      String hint = getChangesNotAvailableHint();
      if (hint != null) myOnlyVCSChangedTextRb.setToolTipText(hint);
    }
  }

  myWholeFileRadioButton.setEnabled(true);

  if (myTextSelected) {
    mySelectedTextRadioButton.setSelected(true);
  }
  else {
    boolean lastRunProcessedChangedText = myLastRunOptions.getLastTextRangeType() == TextRangeType.VCS_CHANGED_TEXT;
    if (lastRunProcessedChangedText && fileHasChanges) {
      myOnlyVCSChangedTextRb.setSelected(true);
    }
    else {
      myWholeFileRadioButton.setSelected(true);
    }
  }
}
 

public static boolean fileSizeIsGreaterThan(@Nonnull VirtualFile vFile, final long maxBytes) {
  if (vFile instanceof LightVirtualFile) {
    // This is optimization in order to avoid conversion of [large] file contents to bytes
    final int lengthInChars = ((LightVirtualFile)vFile).getContent().length();
    if (lengthInChars < maxBytes / 2) return false;
    if (lengthInChars > maxBytes) return true;
  }

  return vFile.getLength() > maxBytes;
}