Method sort

basex-core/src/main/java/org/basex/gui/text/TextEditor.java:660–698

Sorts the selected text. @return true if text has changed

()

   * @return {@code true} if text has changed
   */
  boolean sort() {
    if(!isSelected()) selectAll();
    if(!extend()) return false;

    // count lines
    int l = 1;
    final int s = start, e = end, ts = size();
    final byte[] tmp = Arrays.copyOf(text, ts);
    for(int i = s; i < e; i++) {
      if(tmp[i] == '\n') l++;
    }

    // collect lines to be sorted
    final TokenList tl = new TokenList(l);
    final ByteList bl = new ByteList();
    for(int i = s; i < e; i++) {
      final byte ch = tmp[i];
      if(ch == '\n') {
        tl.add(bl.next());
      } else {
        bl.add(ch);
      }
    }
    if(!bl.isEmpty()) tl.add(bl.finish());
    sort(tl);

    // copy lines back to text
    int i = s;
    for(final byte[] line : tl) {
      final int ll = line.length;
      Array.copyFromStart(line, ll, tmp, i);
      i += ll;
      if(i < e) tmp[i++] = '\n';
    }
    if(i < e) Array.copy(tmp, e, ts - e, tmp, i);
    final boolean changed = text(i == e ? tmp : Arrays.copyOf(tmp, ts - e + i));
    select(s, i);
    return changed;
  }

  /**
   * Sorts the specified data.