code: public void setMethod(String method)
              throws JspException
      {
          if (FORM_POST.equals(method) || FORM_GET.equals(method)) {
              _state.method = method;
              return;
          }
          String s = Bundle.getString("Tags_FormMethodError", new Object[]{method});
          registerTagError(s, null);
      }
docs: Set the request method used ("get" or "post") when submitting this form.
  @param method the request method
  @jsptagref.attributedescription The request method used when submitting this form.
  @jsptagref.databindable false
  @jsptagref.attributesyntaxvalue <i>string_method</i>
  @netui:attribute required="false" rtexprvalue="true"
  description="The request method used when submitting this form."