/** Serializes the object to XML */
  public void toXml(XmppStreamWriter out, Serializable object)
      throws IOException, XMLStreamException {
    DataForm form = (DataForm) object;

    out.writeStartElement("", getLocalName(), getNamespaceURI());
    out.writeNamespace("", getNamespaceURI());

    if (form.getType() != null) out.writeAttribute("type", form.getType());

    if (form.getTitle() != null) {
      out.writeStartElement("title");
      out.writeCharacters(form.getTitle());
      out.writeEndElement(); // </title>
    }

    DataInstructions[] instructions = form.getInstructions();
    if (instructions != null) {
      for (DataInstructions instruction : instructions) {
        toXml(out, instruction);
      }
    }

    DataField[] fields = form.getField();
    if (fields != null) {
      for (DataField field : fields) {
        toXml(out, field);
      }
    }

    if (form.getReported() != null) toXml(out, form.getReported());

    DataItem[] items = form.getItem();
    if (items != null) {
      for (DataItem item : items) {
        toXml(out, item);
      }
    }

    out.writeEndElement(); // </form>
  }
  /** Deserializes the object from XML */
  public Serializable fromXml(XmppStreamReader in) throws IOException, XMLStreamException {
    boolean isFinest = log.isLoggable(Level.FINEST);

    String type = in.getAttributeValue(null, "type");

    DataForm form = new DataForm(type);

    ArrayList<DataField> fieldList = new ArrayList<DataField>();
    ArrayList<DataItem> itemList = new ArrayList<DataItem>();
    ArrayList<DataInstructions> instructionsList = new ArrayList<DataInstructions>();

    int tag = in.nextTag();
    while (tag > 0) {
      if (isFinest) debug(in);

      if (XMLStreamReader.END_ELEMENT == tag) {
        form.setFieldList(fieldList);
        form.setItemList(itemList);
        form.setInstructionsList(instructionsList);

        return form;
      }

      if (XMLStreamReader.START_ELEMENT == tag && "field".equals(in.getLocalName())) {
        fieldList.add(parseField(in));
      } else if (XMLStreamReader.START_ELEMENT == tag && "item".equals(in.getLocalName())) {
        itemList.add(parseItem(in));
      } else if (XMLStreamReader.START_ELEMENT == tag && "reported".equals(in.getLocalName())) {
        form.setReported(parseReported(in));
      } else if (XMLStreamReader.START_ELEMENT == tag && "title".equals(in.getLocalName())) {
        String title = in.getElementText();

        form.setTitle(title);

        skipToEnd(in, "title");
      } else if (XMLStreamReader.START_ELEMENT == tag && "instructions".equals(in.getLocalName())) {
        String value = in.getElementText();

        instructionsList.add(new DataInstructions(value));

        skipToEnd(in, "instructions");
      } else if (XMLStreamReader.START_ELEMENT == tag) {
        log.finer(this + " <" + in.getLocalName() + "> is an unknown tag");

        skipToEnd(in, in.getLocalName());
      }

      tag = in.nextTag();
    }

    return null;
  }
示例#3
0
  /**
   * Calculates the <tt>String</tt> for a specific <tt>DiscoverInfo</tt> which is to be hashed in
   * order to compute the ver string for that <tt>DiscoverInfo</tt>.
   *
   * @param discoverInfo the <tt>DiscoverInfo</tt> for which the <tt>String</tt> to be hashed in
   *     order to compute its ver string is to be calculated
   * @return the <tt>String</tt> for <tt>discoverInfo</tt> which is to be hashed in order to compute
   *     its ver string
   */
  private static String calculateEntityCapsString(DiscoverInfo discoverInfo) {
    StringBuilder bldr = new StringBuilder();

    // Add identities
    {
      Iterator<DiscoverInfo.Identity> identities = discoverInfo.getIdentities();
      SortedSet<DiscoverInfo.Identity> is =
          new TreeSet<DiscoverInfo.Identity>(
              new Comparator<DiscoverInfo.Identity>() {
                public int compare(DiscoverInfo.Identity i1, DiscoverInfo.Identity i2) {
                  int category = i1.getCategory().compareTo(i2.getCategory());

                  if (category != 0) return category;

                  int type = i1.getType().compareTo(i2.getType());

                  if (type != 0) return type;

                  /*
                   * TODO Sort by xml:lang.
                   *
                   * Since sort by xml:lang is currently missing,
                   * use the last supported sort criterion i.e.
                   * type.
                   */
                  return type;
                }
              });

      if (identities != null) while (identities.hasNext()) is.add(identities.next());

      for (DiscoverInfo.Identity i : is) {
        bldr.append(i.getCategory())
            .append('/')
            .append(i.getType())
            .append("//")
            .append(i.getName())
            .append('<');
      }
    }

    // Add features
    {
      Iterator<DiscoverInfo.Feature> features = getDiscoverInfoFeatures(discoverInfo);
      SortedSet<String> fs = new TreeSet<String>();

      if (features != null) while (features.hasNext()) fs.add(features.next().getVar());

      for (String f : fs) bldr.append(f).append('<');
    }

    DataForm extendedInfo = (DataForm) discoverInfo.getExtension("x", "jabber:x:data");

    if (extendedInfo != null) {
      synchronized (extendedInfo) {
        SortedSet<FormField> fs =
            new TreeSet<FormField>(
                new Comparator<FormField>() {
                  public int compare(FormField f1, FormField f2) {
                    return f1.getVariable().compareTo(f2.getVariable());
                  }
                });

        FormField formType = null;

        for (Iterator<FormField> fieldsIter = extendedInfo.getFields(); fieldsIter.hasNext(); ) {
          FormField f = fieldsIter.next();
          if (!f.getVariable().equals("FORM_TYPE")) fs.add(f);
          else formType = f;
        }

        // Add FORM_TYPE values
        if (formType != null) formFieldValuesToCaps(formType.getValues(), bldr);

        // Add the other values
        for (FormField f : fs) {
          bldr.append(f.getVariable()).append('<');
          formFieldValuesToCaps(f.getValues(), bldr);
        }
      }
    }

    return bldr.toString();
  }