Java Code Examples for com.intellij.openapi.vfs.VirtualFile#getCharset()

The following examples show how to use com.intellij.openapi.vfs.VirtualFile#getCharset() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
@Override
public void actionPerformed(AnActionEvent anActionEvent) {
    logger.debug("Loading sample!");

    final Project project = anActionEvent.getProject();
    final PsiFile psiFile = anActionEvent.getData(CommonDataKeys.PSI_FILE);

    VirtualFile sample = FileChooser.chooseFile(FileChooserDescriptorFactory.createSingleFileNoJarsDescriptor(),
            project, null);
    if (sample == null)
        return;

    try {
        final String text = new String(sample.contentsToByteArray(), sample.getCharset());

        new WriteCommandAction.Simple(project, psiFile) {
            @Override
            protected void run() throws Throwable {
                document.setText(text);
            }
        }.execute();
    } catch (Exception e) {
        logger.error(e);
    }

}
 
Example 2
Source Project: consulo   File: EncodingUtil.java    License: Apache License 2.0 6 votes vote down vote up
@Nullable
static FailReason checkCanReload(@Nonnull VirtualFile virtualFile, @Nullable Ref<? super Charset> current) {
  if (virtualFile.isDirectory()) {
    return FailReason.IS_DIRECTORY;
  }
  FileDocumentManager documentManager = FileDocumentManager.getInstance();
  Document document = documentManager.getDocument(virtualFile);
  if (document == null) return FailReason.IS_BINARY;
  Charset charsetFromContent = ((EncodingManagerImpl)EncodingManager.getInstance()).computeCharsetFromContent(virtualFile);
  Charset existing = virtualFile.getCharset();
  LoadTextUtil.AutoDetectionReason autoDetectedFrom = LoadTextUtil.getCharsetAutoDetectionReason(virtualFile);
  FailReason result;
  if (autoDetectedFrom != null) {
    // no point changing encoding if it was auto-detected
    result = autoDetectedFrom == LoadTextUtil.AutoDetectionReason.FROM_BOM ? FailReason.BY_BOM : FailReason.BY_BYTES;
  }
  else if (charsetFromContent != null) {
    result = FailReason.BY_FILE;
    existing = charsetFromContent;
  }
  else {
    result = fileTypeDescriptionError(virtualFile);
  }
  if (current != null) current.set(existing);
  return result;
}
 
Example 3
Source Project: consulo   File: FilePathImpl.java    License: Apache License 2.0 6 votes vote down vote up
@Override
public Charset getCharset(Project project) {
  // try to find existing virtual file
  VirtualFile existing = myVirtualFile != null && myVirtualFile.isValid() ? myVirtualFile : null;
  if (existing == null) {
    LocalFileSystem lfs = LocalFileSystem.getInstance();
    for (File f = myFile; f != null; f = f.getParentFile()) {
      existing = lfs.findFileByIoFile(f);
      if (existing != null && existing.isValid()) {
        break;
      }
    }
  }
  if (existing != null) {
    Charset rc = existing.getCharset();
    if (rc != null) {
      return rc;
    }
  }
  EncodingManager e = project != null ? EncodingProjectManager.getInstance(project) : null;
  if (e == null) {
    e = EncodingManager.getInstance();
  }
  return e.getDefaultCharset();
}
 
Example 4
Source Project: p4ic4idea   File: FileConfigPart.java    License: Apache License 2.0 5 votes vote down vote up
private static Properties loadProps(@Nullable VirtualFile filePath) throws IOException {
    Properties props = new Properties();
    if (filePath != null) {
        try (InputStreamReader reader = new InputStreamReader(filePath.getInputStream(), filePath.getCharset())) {
            // The Perforce config file is NOT the same as a Java
            // config file.  Java config files will read the "\" as
            // an escape character, whereas the Perforce config file
            // will keep it.

            try (BufferedReader inp = new BufferedReader(reader)) {
                String line;
                while ((line = inp.readLine()) != null) {
                    int pos = line.indexOf('=');
                    if (pos > 0) {
                        final String key = line.substring(0, pos).trim();
                        final String value = line.substring(pos + 1).trim();
                        // NOTE: an empty value is a set value!
                        if (key.length() > 0) {
                            props.setProperty(key, value);
                        }
                    }
                }
            }
        }
    }
    LOG.debug("Loaded property file " + filePath + " keys " + props.keySet());
    return props;
}
 
Example 5
Source Project: consulo   File: LoadTextUtil.java    License: Apache License 2.0 5 votes vote down vote up
@Nonnull
private static DetectResult detectInternalCharsetAndSetBOM(@Nonnull VirtualFile file, @Nonnull byte[] content, int length, boolean saveBOM, @Nonnull FileType fileType) {
  DetectResult info = detectHardCharset(file, content, length, fileType);

  Charset charset;
  if (info.hardCodedCharset == null) {
    charset = file.isCharsetSet() ? file.getCharset() : getDefaultCharsetFromEncodingManager(file);
  }
  else {
    charset = info.hardCodedCharset;
  }

  byte[] bom = info.BOM;
  if (saveBOM && bom != null && bom.length != 0) {
    file.setBOM(bom);
    setCharsetAutoDetectionReason(file, AutoDetectionReason.FROM_BOM);
  }

  file.setCharset(charset);

  Charset result = charset;
  // optimisation
  if (info.guessed == CharsetToolkit.GuessedEncoding.SEVEN_BIT) {
    if (charset == StandardCharsets.UTF_8) {
      result = INTERNAL_SEVEN_BIT_UTF8;
    }
    else if (charset == CharsetToolkit.ISO_8859_1_CHARSET) {
      result = INTERNAL_SEVEN_BIT_ISO_8859_1;
    }
    else if (charset == CharsetToolkit.WIN_1251_CHARSET) {
      result = INTERNAL_SEVEN_BIT_WIN_1251;
    }
  }

  return new DetectResult(result, info.guessed, bom);
}
 
Example 6
Source Project: consulo   File: LoadTextUtil.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Overwrites file with text and sets modification stamp and time stamp to the specified values.
 * <p/>
 * Normally you should not use this method.
 *
 * @param requestor            any object to control who called this method. Note that
 *                             it is considered to be an external change if {@code requestor} is {@code null}.
 *                             See {@link VirtualFileEvent#getRequestor}
 * @param newModificationStamp new modification stamp or -1 if no special value should be set @return {@code Writer}
 * @throws IOException if an I/O error occurs
 * @see VirtualFile#getModificationStamp()
 */
public static void write(@Nullable Project project, @Nonnull VirtualFile virtualFile, @Nonnull Object requestor, @Nonnull String text, long newModificationStamp) throws IOException {
  Charset existing = virtualFile.getCharset();
  Pair.NonNull<Charset, byte[]> chosen = charsetForWriting(project, virtualFile, text, existing);
  Charset charset = chosen.first;
  byte[] buffer = chosen.second;
  if (!charset.equals(existing)) {
    virtualFile.setCharset(charset);
  }
  setDetectedFromBytesFlagBack(virtualFile, buffer);

  virtualFile.setBinaryContent(buffer, newModificationStamp, -1, requestor);
}
 
Example 7
@SuppressWarnings("MethodDoesntCallSuperMethod")
@Override
public FileViewProvider clone() {
  VirtualFile origFile = getVirtualFile();
  LightVirtualFile copy = new LightVirtualFile(origFile.getName(), origFile.getFileType(), getContents(), origFile.getCharset(), getModificationStamp());
  origFile.copyCopyableDataTo(copy);
  copy.setOriginalFile(origFile);
  copy.putUserData(UndoConstants.DONT_RECORD_UNDO, Boolean.TRUE);
  copy.setCharset(origFile.getCharset());

  return createCopy(copy);
}
 
Example 8
Source Project: consulo   File: LocalFilePath.java    License: Apache License 2.0 5 votes vote down vote up
@Override
@Nonnull
public Charset getCharset(@Nullable Project project) {
  VirtualFile file = getVirtualFile();
  String path = myPath;
  while ((file == null || !file.isValid()) && !path.isEmpty()) {
    path = PathUtil.getParentPath(path);
    file = LocalFileSystem.getInstance().findFileByPath(path);
  }
  if (file != null) {
    return file.getCharset();
  }
  EncodingManager e = project == null ? EncodingManager.getInstance() : EncodingProjectManager.getInstance(project);
  return e.getDefaultCharset();
}
 
Example 9
Source Project: consulo   File: VcsHistoryUtil.java    License: Apache License 2.0 5 votes vote down vote up
public static String loadRevisionContentGuessEncoding(@Nonnull final VcsFileRevision revision, @Nullable final VirtualFile file,
                                                      @javax.annotation.Nullable final Project project) throws VcsException, IOException {
  final byte[] bytes = loadRevisionContent(revision);
  if (file != null) {
    return new String(bytes, file.getCharset());
  }
  EncodingManager e = project != null ? EncodingProjectManager.getInstance(project) : null;
  if (e == null) {
    e = EncodingManager.getInstance();
  }

  return CharsetToolkit.bytesToString(bytes, e.getDefaultCharset());
}
 
Example 10
public BlockLoader(@Nonnull List<VcsFileRevision> revisions,
                   @Nonnull VirtualFile file,
                   @Nonnull Document document,
                   int selectionStart,
                   int selectionEnd) {
  myRevisions = revisions;
  myCharset = file.getCharset();

  String[] lastContent = Block.tokenize(document.getText());
  myBlocks.add(new Block(lastContent, selectionStart, selectionEnd + 1));
}
 
Example 11
Source Project: p4ic4idea   File: IgnoreFileSet.java    License: Apache License 2.0 4 votes vote down vote up
static IgnoreFileSet create(@NotNull VirtualFile ignoreFile)
        throws IOException {
    try (InputStreamReader reader = new InputStreamReader(ignoreFile.getInputStream(), ignoreFile.getCharset())) {
        return new IgnoreFileSet(ignoreFile, IgnoreFilePattern.parseFile(reader));
    }
}
 
Example 12
Source Project: consulo   File: FileDocumentContentImpl.java    License: Apache License 2.0 4 votes vote down vote up
public FileDocumentContentImpl(@Nullable Project project,
                               @Nonnull Document document,
                               @Nonnull VirtualFile file) {
  super(project, document, file.getFileType(), file, getSeparator(file), file.getCharset(), file.getBOM() != null);
  myFile = file;
}