Java VirtualFile类代码示例

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
@Nullable
private Project findProject(String file) {
  LocalFileSystem localFileSystem = LocalFileSystem.getInstance();
  ProjectLocator projectLocator = ProjectLocator.getInstance();
  AtomicReference<Project> ret = new AtomicReference<>();
  FileUtil.processFilesRecursively(
      new File(file),
      (f) -> {
        VirtualFile vf = localFileSystem.findFileByIoFile(f);
        if (vf != null) {
          ret.set(projectLocator.guessProjectForFile(vf));
          return false;
        }
        return true;
      });
  return ret.get();
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
@Nullable
@Override
public AbstractTreeNode modifyChildNode(AbstractTreeNode childNode) {
  Object value = childNode.getValue();
  if (value instanceof PsiDirectory && !((PsiDirectory)value).getName().equals(EduNames.SRC)) {
    return createChildDirectoryNode(null, (PsiDirectory)value);
  }
  if (value instanceof PsiElement) {
    PsiFile psiFile = ((PsiElement) value).getContainingFile();
    if (psiFile == null) return null;
    VirtualFile virtualFile = psiFile.getVirtualFile();
    if (virtualFile == null) {
      return null;
    }
    return StudyUtils.getTaskFile(myProject, virtualFile) != null ? childNode : null;
  }
  return null;
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
public static List<CrystalProperty> findProperties(Project project) {
    List<CrystalProperty> result = new ArrayList<CrystalProperty>();
    Collection<VirtualFile> virtualFiles =
            FileBasedIndex.getInstance().getContainingFiles(FileTypeIndex.NAME, CrystalFileType.INSTANCE,
                    GlobalSearchScope.allScope(project));
    for (VirtualFile virtualFile : virtualFiles) {
        CrystalFile simpleFile = (CrystalFile) PsiManager.getInstance(project).findFile(virtualFile);
        if (simpleFile != null) {
            CrystalProperty[] properties = PsiTreeUtil.getChildrenOfType(simpleFile, CrystalProperty.class);
            if (properties != null) {
                Collections.addAll(result, properties);
            }
        }
    }
    return result;
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
private String determineBranchName(VirtualFile headFile) {
  if (headFile != null) {
    try {
      String headLinkAsString = new String(headFile.contentsToByteArray());
      Matcher matcher = FIRST_LINE_PATTERN.matcher(headLinkAsString);
      if (matcher.find() && matcher.groupCount() >= 2) {
        String branchName = matcher.group(2).trim();
        branchName = removePrefix("refs/", branchName);
        branchName = removePrefix("heads/", branchName);
        return branchName;
      }
    } catch (Exception e) {
      // ignore
    }
  }

  // could not determine branch name, returning null
  return null;
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
@Override
public boolean processFile(final VirtualFile file) {
    final String fileName = file.getName();
    final String filePath = file.getPath();
    boolean isTarget = false;
    if(fileContent.isPython()){
        isTarget = !file.isDirectory() && !fileContent.contains(filePath);
    }else{
        isTarget = !file.isDirectory() && fileContent.contains(filePath);
    }

    if (isTarget && !this.fileContent.hasFile(fileName)) {
        fileContent.get().put(fileName, filePath);
        //System.out.println("include: " + fileName);
    }

    return true;
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
@Test
public void actionFileReadFailDoesNotBubbleExcepted() throws IOException {

    AnActionEvent action = mock(AnActionEvent.class);
    ISpecflowAnalyzer lexer = mock(ISpecflowAnalyzer.class);
    FileFactory fileFactory = mock(FileFactory.class);
    DirectoryFactory directoryFactory = mock(DirectoryFactory.class);
    VirtualFile file = mock(VirtualFile.class);

    when(action.getData(PlatformDataKeys.VIRTUAL_FILE)).thenReturn(file);
    when(file.contentsToByteArray()).thenThrow(new IOException());

    SpecflowGenerateCode generator = new SpecflowGenerateCode(lexer, fileFactory, directoryFactory);
    generator.actionPerformed(action);

    verify(lexer, never()).analyze(anyString(), anyString());
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
private static List<XmlTag> getComponentDeclarations(String componentValue, String componentType, ID<String, Void> id, Project project, ComponentMatcher componentMatcher) {
    List<XmlTag> results = new ArrayList<XmlTag>();
    Collection<VirtualFile> containingFiles = FileBasedIndex.getInstance()
        .getContainingFiles(
            id,
            componentValue,
            GlobalSearchScope.allScope(project)
        );
    PsiManager psiManager = PsiManager.getInstance(project);

    for (VirtualFile virtualFile: containingFiles) {
        XmlFile xmlFile = (XmlFile)psiManager.findFile(virtualFile);
        if (xmlFile == null) {
            continue;
        }

        XmlTag rootTag = xmlFile.getRootTag();
        if (rootTag == null) {
            continue;
        }
        collectComponentDeclarations(rootTag, results, componentValue, componentType, componentMatcher);
    }

    return results;
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
private static int getLineNumber(VirtualFile virtualFile, TextRange textRange) {
    try {
        BufferedReader br = new BufferedReader(new InputStreamReader(virtualFile.getInputStream()));
        String line;
        int pos = 0;
        int lineNumber = 0;

        while ((line = br.readLine()) != null) {
            pos += line.length() + 1; //+1 for new line
            lineNumber++;

            if (pos >= textRange.getStartOffset()) {
                return lineNumber;
            }
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
    return -1;
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
public static List<XmlFile> getLayoutFiles(Project project, @Nullable String fileName) {
    List<XmlFile> results = new ArrayList<XmlFile>();
    Collection<VirtualFile> xmlFiles = FilenameIndex.getAllFilesByExt(project, "xml");

    PsiManager psiManager = PsiManager.getInstance(project);
    for (VirtualFile xmlFile: xmlFiles) {
        if (isLayoutFile(xmlFile)) {
            if (fileName != null && !xmlFile.getNameWithoutExtension().equals(fileName)) {
                continue;
            }

            PsiFile file = psiManager.findFile(xmlFile);
            if (file != null) {
                results.add((XmlFile)file);
            }
        }
    }

    return results;
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
public EmojiCheckinHandler(CheckinProjectPanel checkinProjectPanel) {
	JPanel emojiPanel = new JPanel();
	emojiPanel.setLayout(new VerticalFlowLayout());
	VirtualFile emojirc = checkinProjectPanel.getProject().getBaseDir().findChild(".emojirc");
	if (emojirc == null) return;
	PsiFile psiFile = PsiManager.getInstance(checkinProjectPanel.getProject()).findFile(emojirc);
	if (psiFile == null) return;
	for (PsiElement psiElement : psiFile.getChildren()) {
		if (!(psiElement instanceof EmojiResourceProperty)) continue;
		emojiPanel.add(createEmojiButton(psiElement.getFirstChild().getText(), psiElement.getLastChild().getText(), false, buttonGroup));
	}
	emojiPanel.add(createEmojiButton(null, NO_EMOJI, true, buttonGroup));
	Splitter splitter = (Splitter) checkinProjectPanel.getComponent();
	CommitMessage commitMessage = (CommitMessage) splitter.getSecondComponent();
	JComponent component = (JComponent) commitMessage.getComponent(1);
	JBScrollPane scrollPane = new JBScrollPane(emojiPanel);
	scrollPane.setBorder(null);
	Splitter commitSplitter = new Splitter();
	commitSplitter.setFirstComponent(scrollPane);
	commitSplitter.setSecondComponent((JComponent) commitMessage.getComponent(0));
	commitMessage.add(commitSplitter, 0);
	for (EmojiPanelFactory factory : factories) {
		factory.createPanel(commitMessage);
	}
	this.checkinProjectPanel = checkinProjectPanel;
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
@Override
public void createTestsForNewSubtask(@NotNull Project project, @NotNull TaskWithSubtasks task) {
  VirtualFile taskDir = task.getTaskDir(project);
  if (taskDir == null) {
    return;
  }
  int nextSubtaskIndex = task.getLastSubtaskIndex() + 1;
  String nextSubtaskTestsFileName = getSubtaskTestsFileName(nextSubtaskIndex);
  ApplicationManager.getApplication().runWriteAction(() -> {
    try {
      PsiDirectory taskPsiDir = PsiManager.getInstance(project).findDirectory(taskDir);
      FileTemplate testsTemplate = FileTemplateManager.getInstance(project).getInternalTemplate(TESTS_PY);
      if (taskPsiDir == null || testsTemplate == null) {
        return;
      }
      FileTemplateUtil.createFromTemplate(testsTemplate, nextSubtaskTestsFileName, null, taskPsiDir);
    }
    catch (Exception e) {
      LOG.error(e);
    }
  });
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
@Nullable
@Override
public AbstractTreeNode modifyChildNode(AbstractTreeNode childNode) {
  final AbstractTreeNode node = super.modifyChildNode(childNode);
  if (node != null) return node;
  Object value = childNode.getValue();
  if (value instanceof PsiElement) {
    PsiFile psiFile = ((PsiElement) value).getContainingFile();
    VirtualFile virtualFile = psiFile.getVirtualFile();

    Course course = StudyTaskManager.getInstance(myProject).getCourse();
    if (course == null) {
      return null;
    }
    EduPluginConfigurator configurator = EduPluginConfigurator.INSTANCE.forLanguage(course.getLanguageById());
    if (configurator == null) {
      return new CCStudentInvisibleFileNode(myProject, psiFile, myViewSettings);
    }
    if (!CCUtils.isTestsFile(myProject, virtualFile)) {
      return new CCStudentInvisibleFileNode(myProject, psiFile, myViewSettings);
    }
  }
  return null;
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
@Nullable
private ApplicationDictionary createDictionaryFromInfo(final @NotNull DictionaryInfo dInfo) {
  if (!dInfo.isInitialized()) {
    //dictionary terms must be ridden from the dictionary file before creating a PSI for it
    LOG.error("Attempt to create dictionary for not initialized Dictionary Info for application" + dInfo.getApplicationName());
    return null;
  }
  String applicationName = dInfo.getApplicationName();
  VirtualFile vFile = LocalFileSystem.getInstance().findFileByIoFile(dInfo.getDictionaryFile());
  if (vFile != null && vFile.isValid()) {
    PsiFile psiFile = PsiManager.getInstance(project).findFile(vFile);
    XmlFile xmlFile = (XmlFile) psiFile;
    if (xmlFile != null) {
      ApplicationDictionary dictionary = new ApplicationDictionaryImpl(project, xmlFile, applicationName, dInfo.getApplicationFile());
      dictionaryMap.put(applicationName, dictionary);
      return dictionary;
    }
  }
  LOG.warn("Failed to create dictionary from info for application: " + applicationName + ". Reason: file is null");
  return null;
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
private static void packCourse(@NotNull final VirtualFile baseDir, String locationDir, String zipName, boolean showMessage) {
  try {
    final File zipFile = new File(locationDir, zipName + ".zip");
    ZipOutputStream zos = new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(zipFile)));
    VirtualFile[] courseFiles = baseDir.getChildren();
    for (VirtualFile file : courseFiles) {
      ZipUtil.addFileOrDirRecursively(zos, null, new File(file.getPath()), file.getName(), null, null);
    }
    zos.close();
    if (showMessage) {
      ApplicationManager.getApplication().invokeLater(
        () -> Messages.showInfoMessage("Course archive was saved to " + zipFile.getPath(),
                                       "Course Archive Was Created Successfully"));

    }
  }
  catch (IOException e1) {
    LOG.error(e1);
  }
}
 

import com.intellij.openapi.vfs.VirtualFile; //导入依赖的package包/类
public static void createChildFile(@NotNull VirtualFile taskDir, @NotNull String name, @NotNull String text) throws IOException {
  String newDirectories = null;
  String fileName = name;
  VirtualFile dir = taskDir;
  if (name.contains("/")) {
    int pos = name.lastIndexOf("/");
    fileName = name.substring(pos + 1);
    newDirectories = name.substring(0, pos);
  }
  if (newDirectories != null) {
    dir = VfsUtil.createDirectoryIfMissing(taskDir, newDirectories);
  }
  if (dir != null) {
    VirtualFile virtualTaskFile = dir.findChild(fileName);
    if (virtualTaskFile == null) {
      virtualTaskFile = dir.createChildData(taskDir, fileName);
    }
    if (EduUtils.isImage(name)) {
      virtualTaskFile.setBinaryContent(Base64.decodeBase64(text));
    }
    else {
      VfsUtil.saveText(virtualTaskFile, text);
    }
  }
}