public CharBuffer readWord()

in metrics/src/main/java/com/facebook/battery/metrics/core/ProcFileReader.java [143:175]

27 lines of code
6 McCabe index (conditional complexity)


  public CharBuffer readWord(CharBuffer buffer) {
    buffer.clear();

    boolean isFirstRun = true;

    while (hasNext()) {
      next();
      if (!Character.isWhitespace(mChar)) {
        if (!buffer.hasRemaining()) {
          CharBuffer newBuffer = CharBuffer.allocate(buffer.capacity() * 2);
          buffer.flip();
          newBuffer.put(buffer);
          buffer = newBuffer;
        }

        buffer.put(mChar);
      } else if (isFirstRun) {
        throw new ParseException("Couldn't read string!");
      } else {
        rewind();
        break;
      }

      isFirstRun = false;
    }

    if (isFirstRun) {
      throw new ParseException("Couldn't read string because file ended!");
    }

    buffer.flip();
    return buffer;
  }