Ejemplo n.º 1
0
  public void addCodeEditEntriesForDiffText(CompositeDiff cd, String diff_txt) {
    String[] lines = diff_txt.split("\n");
    for (int i = 0; i < lines.length; i++) {
      if (lines[i].startsWith("@@")) { // chunk start
        String[] ranges = lines[i].split(" ");
        String range_remove = ranges[1];
        int rem_start = Integer.valueOf(range_remove.split(",")[0]);
        rem_start = rem_start * -1;
        int rem_size = 1;
        if (range_remove.contains(",")) rem_size = Integer.valueOf(range_remove.split(",")[1]);
        String range_add = ranges[2];
        int add_start = Integer.valueOf(range_add.split(",")[0]);
        int add_size = 1;
        if (range_add.contains(",")) add_size = Integer.valueOf(range_add.split(",")[1]);

        CodeEdit ce = ModelsFactory.eINSTANCE.createCodeEdit();
        ce.setRem_idx(rem_start);
        ce.setRem_size(rem_size);
        ce.setAdd_idx(add_start);
        ce.setAdd_size(add_size);

        StringBuffer content = new StringBuffer(250);
        int x = i;
        Vector<String> editedLines = new Vector<String>();
        while (x < lines.length) {
          editedLines.add(lines[x]);
          content.append(lines[x] + "\n");
          x++;
          if (x >= lines.length || lines[x].startsWith("@@")) break;
        }

        adjustDiffForEmptyLines(ce, editedLines);
        ce.setDiff(content.toString());

        int j = i + 1;
        List<String> chunk_added_lines = new ArrayList<String>();
        List<String> chunk_removed_lines = new ArrayList<String>();
        while (j < lines.length && !lines[j].startsWith("@@")) {
          if (lines[j].startsWith("+")) chunk_added_lines.add(lines[j]);
          if (lines[j].startsWith("-")) chunk_removed_lines.add(lines[j]);
          j++;
        }

        if (add_size > 0) {
          Entry<Integer, Integer> entry =
              new AbstractMap.SimpleEntry<Integer, Integer>(add_start, add_start + (add_size - 1));
          cd.added_lines.add(entry);
        }
        if (rem_size > 0) {
          rem_size--;
          Entry<Integer, Integer> entry =
              new AbstractMap.SimpleEntry<Integer, Integer>(rem_start, rem_start + (rem_size - 1));
          cd.removed_lines.add(entry);
        }

        cd.changed_lines.add(ce);
        i = j - 1;
      }
    }
  }
Ejemplo n.º 2
0
  private void adjustDiffForEmptyLines(CodeEdit ce, Vector<String> lines) {
    int leadingRemovedEmptyLines = 0;
    int trailingRemovedEmptyLines = 0;

    int leadingAddedEmptyLines = 0;
    int trailingAddedEmptyLines = 0;

    Vector<String> deletedLines = new Vector<String>();
    Vector<String> addedLines = new Vector<String>();
    for (String s : lines) {
      if (s.startsWith("-")) deletedLines.add(s);
      else if (s.startsWith("+")) addedLines.add(s);
    }

    for (int i = 0; i < deletedLines.size(); i++) {
      if (deletedLines.get(i).trim().length() == 1) leadingRemovedEmptyLines++;
      else break;
    }

    for (int i = deletedLines.size() - 1; i > 0; i--) {
      if (deletedLines.get(i).trim().length() == 1) trailingRemovedEmptyLines++;
      else break;
    }

    for (int i = 0; i < addedLines.size(); i++) {
      if (addedLines.get(i).trim().length() == 1) leadingAddedEmptyLines++;
      else break;
    }

    for (int i = addedLines.size() - 1; i > 0; i--) {
      if (addedLines.get(i).trim().length() == 1) trailingAddedEmptyLines++;
      else break;
    }

    ce.setAdd_idx(ce.getAdd_idx() + leadingAddedEmptyLines);
    ce.setAdd_size(ce.getAdd_size() - trailingAddedEmptyLines - leadingAddedEmptyLines);

    ce.setRem_idx(ce.getRem_idx() + leadingRemovedEmptyLines);
    ce.setRem_size(ce.getRem_size() - trailingRemovedEmptyLines - leadingRemovedEmptyLines);
  }