How to use

onComponentTagBody

method

in

org.apache.wicket.markup.html.panel.Panel

@Override
public void onComponentTagBody(MarkupStream markupStream, final ComponentTag openTag) {
  int beginOfBodyIndex = markupStream.getCurrentIndex();
  Response response = new StringResponse();
  RequestCycle requestCycle = getRequestCycle();
  Response webResponse = requestCycle.setResponse(response);
  try {
    super.onComponentTagBody(markupStream, openTag);
    webResponse.write(response.toString());
  } catch (WicketRuntimeException ex) {
    log.error("runtime plugin failure", ex);
    // this is a plugin, don't let the entire UI fail because of it failing
    markupStream.setCurrentIndex(beginOfBodyIndex);
    markupStream.skipToMatchingCloseTag(openTag);
  } finally {
    requestCycle.setResponse(webResponse);
  }
}

@Override
protected void onComponentTagBody(MarkupStream markupStream, final ComponentTag openTag) {
  MarkupStream originalMarkupStream = getMarkupStream();
  int beginOfBodyIndex = originalMarkupStream.getCurrentIndex();
  Response response = new StringResponse();
  RequestCycle requestCycle = getRequestCycle();
  Response webResponse = requestCycle.setResponse(response);
  try {
    super.onComponentTagBody(markupStream, openTag);
    webResponse.write(response.toString());
  } catch (WicketRuntimeException ex) {
    log.error("runtime plugin failure", ex);
    // this is a plugin, don't let the entire UI fail because of it failing
    markupStream.setCurrentIndex(beginOfBodyIndex);
    markupStream.skipToMatchingCloseTag(openTag);
  } finally {
    requestCycle.setResponse(webResponse);
  }
}

super.onComponentTagBody(markupStream, openTag);

super.onComponentTagBody(markupStream, openTag);