Package com.topologi.diffx.event

Examples of com.topologi.diffx.event.TextEvent

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   *
   * @param word the characters of the word
   * @return the corresponding word event
   */
  private TextEvent getWordEvent(String word) {
    TextEvent e = this.recycling.get(word);
    if (e == null) {
      e = new WordEvent(word);
      this.recycling.put(word, e);
    }
    return e;
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   * @param space the characters of the space
   * @return the corresponding space event
   */
  private TextEvent getSpaceEvent(String space) {
    // preserve the actual white space used
    TextEvent e = this.recycling.get(space);
    if (e == null) {
      if (this.whitespace == WhiteSpaceProcessing.PRESERVE) {
        e = new IgnorableSpaceEvent(space);
      } else {
        e = SpaceEvent.getInstance(space);
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    if (seq.length() == 0) return Collections.emptyList();
    int x = TokenizerUtils.getLeadingWhiteSpace(seq);
    int y = TokenizerUtils.getTrailingWhiteSpace(seq);
    // no leading or trailing spaces return a singleton in all configurations
    if (x == 0 && y == 0) {
      TextEvent e = new CharactersEvent(seq);
      return Collections.singletonList(e);
    }
    // The text node is only white space (white space = trailing space)
    if (x == seq.length()) {
      switch (this.whitespace) {
        case COMPARE:
          return Collections.singletonList((TextEvent)SpaceEvent.getInstance(seq.toString()));
        case PRESERVE:
          return Collections.singletonList((TextEvent)new IgnorableSpaceEvent(seq.toString()));
        case IGNORE:
          return Collections.emptyList();
        default:
      }
      TextEvent e = new CharactersEvent(seq);
      return Collections.singletonList(e);
    }
    // some trailing or leading whitespace, behaviour changes depending on whitespace processing
    List<TextEvent> events = null;
    switch (this.whitespace) {
      case COMPARE:
        events = new ArrayList<TextEvent>(1 + (x > 0 ? 1 : 0) + (y > 0 ? 1 : 0));
        if (x > 0) {
          events.add(SpaceEvent.getInstance(seq.subSequence(0, x)));
        }
        events.add(new CharactersEvent(seq.subSequence(x, seq.length()-y)));
        if (y > 0) {
          events.add(SpaceEvent.getInstance(seq.subSequence(seq.length()-y, seq.length())));
        }
        break;
      case PRESERVE:
        events = new ArrayList<TextEvent>(1 + (x > 0 ? 1 : 0) + (y > 0 ? 1 : 0));
        if (x > 0) {
          events.add(new IgnorableSpaceEvent(seq.subSequence(0, x)));
        }
        events.add(new CharactersEvent(seq.subSequence(x, seq.length()-y)));
        if (y > 0) {
          events.add(new IgnorableSpaceEvent(seq.subSequence(seq.length()-y, seq.length())));
        }
        break;
      case IGNORE:
        TextEvent e = new CharactersEvent(seq.subSequence(x, seq.length()-y));
        events = Collections.singletonList(e);
        break;
      default:
    }
    return events;
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    if (seq.length() == 0) return Collections.emptyList();
    List<TextEvent> events = new ArrayList<TextEvent>(seq.length());
    Character c = null;
    for (int i=0; i < seq.length(); i++) {
      c = Character.valueOf(seq.charAt(i));
      TextEvent e = this.recycling.get(c);
      if (e == null) {
        if (Character.isWhitespace(c.charValue())) {
          e = SpaceEvent.getInstance(c);
        } else {
          e = new CharactersEvent(c+"");
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Related Classes of com.topologi.diffx.event.TextEvent

  • com.topologi.diffx.load.text.TokenizerByChar
  • com.topologi.diffx.load.text.TokenizerByText
  • com.topologi.diffx.load.text.TokenizerByWord
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