public void testFileLength() throws Exception {
    File file = FileUtil.createTempFile("test", "txt");
    FileUtil.writeToFile(file, "hello");
    VirtualFile virtualFile = LocalFileSystem.getInstance().refreshAndFindFileByIoFile(file);
    assertNotNull(virtualFile);
    String s = VfsUtilCore.loadText(virtualFile);
    assertEquals("hello", s);
    assertEquals(5, virtualFile.getLength());

    FileUtil.writeToFile(file, "new content");
    ((PersistentFSImpl) PersistentFS.getInstance()).cleanPersistedContents();
    s = VfsUtilCore.loadText(virtualFile);
    assertEquals("new content", s);
    assertEquals(11, virtualFile.getLength());
  }
  public void testHardLinks() throws Exception {
    if (!SystemInfo.isWindows && !SystemInfo.isUnix) {
      System.err.println(getName() + " skipped: " + SystemInfo.OS_NAME);
      return;
    }

    final boolean safeWrite = GeneralSettings.getInstance().isUseSafeWrite();
    final File dir = FileUtil.createTempDirectory("hardlinks.", ".dir", false);
    final SafeWriteRequestor requestor = new SafeWriteRequestor() {};
    try {
      GeneralSettings.getInstance().setUseSafeWrite(false);

      final File targetFile = new File(dir, "targetFile");
      assertTrue(targetFile.createNewFile());
      final File hardLinkFile =
          IoTestUtil.createHardLink(targetFile.getAbsolutePath(), "hardLinkFile");

      final VirtualFile file = LocalFileSystem.getInstance().refreshAndFindFileByIoFile(targetFile);
      assertNotNull(file);
      file.setBinaryContent("hello".getBytes("UTF-8"), 0, 0, requestor);
      assertTrue(file.getLength() > 0);

      final VirtualFile check =
          LocalFileSystem.getInstance().refreshAndFindFileByIoFile(hardLinkFile);
      assertNotNull(check);
      assertEquals(file.getLength(), check.getLength());
      assertEquals("hello", VfsUtilCore.loadText(check));
    } finally {
      GeneralSettings.getInstance().setUseSafeWrite(safeWrite);
      FileUtil.delete(dir);
    }
  }
예제 #3
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 @Override
 @NotNull
 public VirtualFile[] getRoots() {
   myRootsLock.readLock().lock();
   try {
     Collection<VirtualFileSystemEntry> roots = myRoots.values();
     return VfsUtilCore.toVirtualFileArray(roots);
   } finally {
     myRootsLock.readLock().unlock();
   }
 }
예제 #4
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  @Override
  @NotNull
  public VirtualFile[] getLocalRoots() {
    List<VirtualFile> roots = ContainerUtil.newSmartList();

    myRootsLock.readLock().lock();
    try {
      for (NewVirtualFile root : myRoots.values()) {
        if (root.isInLocalFileSystem() && !(root.getFileSystem() instanceof TempFileSystem)) {
          roots.add(root);
        }
      }
    } finally {
      myRootsLock.readLock().unlock();
    }

    return VfsUtilCore.toVirtualFileArray(roots);
  }
예제 #5
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  @Override
  @NotNull
  public VirtualFile[] getRoots(@NotNull final NewVirtualFileSystem fs) {
    final List<VirtualFile> roots = new ArrayList<VirtualFile>();

    myRootsLock.readLock().lock();
    try {
      for (NewVirtualFile root : myRoots.values()) {
        if (root.getFileSystem() == fs) {
          roots.add(root);
        }
      }
    } finally {
      myRootsLock.readLock().unlock();
    }

    return VfsUtilCore.toVirtualFileArray(roots);
  }