Exemplo n.º 1
0
 public ModelAndView excuteAction(HttpServletRequest request, HttpServletResponse response)
     throws Exception {
   // 这里需要声明request的实际类型,否则会报错
   request.setAttribute(HandlerMapping.INTROSPECT_TYPE_LEVEL_MAPPING, true);
   HandlerExecutionChain chain = handlerMapping.getHandler(request);
   ModelAndView model = null;
   try {
     model = handlerAdapter.handle(request, response, chain.getHandler());
   } catch (Exception e) {
     e.printStackTrace();
   }
   return model;
 }
  /**
   * This method finds the handler for a given request URI, or throws an exception if none were
   * found.
   *
   * <p>It will also ensure that the URI Parameters i.e. /context/test/{name} are added to the
   * request
   *
   * @param request the request for which to find a handler
   * @return The handler that agreed to handle the specified request.
   * @throws NoSuchMethodException if no acceptable handlers could be found
   */
  protected Object getHandler(final MockHttpServletRequest request) throws NoSuchMethodException {
    HandlerExecutionChain chain = null; // NOPMD by jon.adams on 5/14/12

    final Map<String, HandlerMapping> map = applicationContext.getBeansOfType(HandlerMapping.class);
    final Iterator<HandlerMapping> itt = map.values().iterator();

    while (itt.hasNext()) {
      final HandlerMapping mapping = itt.next();

      try {
        chain = mapping.getHandler(request);
      } catch (final HttpRequestMethodNotSupportedException exc) {
        // ignore and try next
        LOGGER.info(
            mapping.getClass().getName()
                + " handler determined it will not handle the request. Message: "
                + exc.getMessage(),
            exc);
      } catch (final Exception exc) {
        throw new RuntimeException(exc); // NOPMD
      }

      if (chain == null) {
        // ignore and try next
        LOGGER.debug(
            mapping.getClass().getName() + " handler determined it will not handle the request.");
      } else {
        // found one. quit looking for more.
        break;
      }
    }

    if (chain == null) {
      throw new NoSuchMethodException(
          "Unable to find handler for request URI: " + request.getRequestURI());
    }

    return chain.getHandler();
  }
Exemplo n.º 3
0
  @Override
  protected Object getHandlerInternal(HttpServletRequest request) throws Exception {
    Object temp = request.getAttribute(DaspConstants.REQ_ATTR_REQUEST_PARSER);
    if (!(temp instanceof IRequestParser)) {
      LOGGER.warn("No instance of [" + IRequestParser.class + "] found!");
      return null;
    }

    IRequestParser rp = (IRequestParser) temp;
    String moduleName = rp.getRequestModule();
    if (StringUtils.isBlank(moduleName)) {
      moduleName = "home";
    }

    IOsgiBootstrap osgiBootstrap = DaspGlobal.getOsgiBootstrap();
    if (osgiBootstrap == null) {
      String msg = "Instance of [" + IOsgiBootstrap.class + " not found]!";
      LOGGER.warn(msg);
      return null;
    }
    Map<String, String> filter = new HashMap<String, String>();
    filter.put("Module", moduleName);
    HandlerMapping handlerMapping = osgiBootstrap.getService(SERVICE_CLASS, filter);
    if (handlerMapping == null) {
      String msg = "No handler mapping found for module [" + moduleName + "]!";
      LOGGER.warn(msg);
      return null;
    }

    Object result = handlerMapping.getHandler(request);
    if (LOGGER.isDebugEnabled()) {
      String msg = "Found [" + result + "] for module [" + moduleName + "].";
      LOGGER.debug(msg);
    }
    return result;
  }