示例#1
0
  private void load_snap_from_xml(Element snap, StructureCollection structs, LinkedList tempList)
      throws VisualizerLoadException {
    Iterator iterator = snap.getChildren().iterator();

    if (!iterator.hasNext()) throw new VisualizerLoadException("Ran out of elements");

    structs.loadTitle((Element) (iterator.next()), tempList, this);
    structs.calcDimsAndStartPts(tempList, this);

    if (!iterator.hasNext()) return;
    Element child = (Element) iterator.next();

    if (child.getName().compareTo("doc_url") == 0) {
      // load the doc_url
      add_a_documentation_URL(child.getText().trim());
      if (!iterator.hasNext()) return;
      child = (Element) iterator.next();
    }

    if (child.getName().compareTo("pseudocode_url") == 0) {
      // load the psuedocode_url
      add_a_pseudocode_URL(child.getText().trim());
      if (!iterator.hasNext()) return;
      child = (Element) iterator.next();
    }

    if (child.getName().compareTo("audio_text") == 0) {
      // load the psuedocode_url
      add_audio_text(child.getText().trim());
      if (!iterator.hasNext()) return;
      child = (Element) iterator.next();
    }

    // create & load the individual structures, hooking them into the StructureCollection.
    // linespernode : calculate it at end of loadStructure call
    while (child.getName().compareTo("question_ref") != 0) {
      StructureType child_struct = assignStructureType(child);
      child_struct.loadStructure(child, tempList, this);
      structs.addChild(child_struct);

      if (!iterator.hasNext()) return;
      child = (Element) iterator.next();
    }

    if (child.getName().compareTo("question_ref") == 0) {
      // set up question ref
      add_a_question_xml(child.getAttributeValue("ref"));
    } else
      // should never happen
      throw new VisualizerLoadException(
          "Expected question_ref element, but found " + child.getName());

    if (iterator.hasNext()) {
      child = (Element) iterator.next();
      throw new VisualizerLoadException(
          "Found " + child.getName() + " when expecting end of snap.");
    }
  } // load_snap_from_xml
示例#2
0
  public int createericlist(Element snap) {
    int numsnaps = 0;

    StructureCollection structs = new StructureCollection();
    LinkedList tempList = new LinkedList();

    try {
      load_snap_from_xml(snap, structs, tempList);

      structs.calcDimsAndStartPts(tempList, this);
      structs.drawTitle(tempList, this);
      structs.drawStructure(tempList, this);

    } catch (VisualizerLoadException e) {
      System.out.println(e.toString());
    }

    list_of_snapshots.append(tempList);
    Snaps++;

    return numsnaps; // this.. isnt used, and isnt what it says it is.
  } // createericlist(element)