/**
  * Tests creating empty action flow configuration.
  *
  * @throws Exception when something goes wrong.
  */
 @Test
 public void testNoFlow() throws Exception {
   ActionProxy proxy = getActionProxy("/noFlow/noFlow");
   Assert.assertNotNull(proxy);
   proxy.getInvocation().getInvocationContext().setSession(new HashMap<String, Object>());
   proxy.execute();
 }
  /**
   * Tests creating action flow override configuration.
   *
   * @throws Exception when something goes wrong.
   */
  @Test
  public void testCorrectFlowOverride() throws Exception {
    ActionProxy proxy = getActionProxy("/correctFlowOverride/correctFlowOverride");
    Assert.assertNotNull(proxy);
    proxy.getInvocation().getInvocationContext().setSession(new HashMap<String, Object>());
    proxy.execute();

    ActionConfig overriddenViewConf =
        configuration
            .getRuntimeConfiguration()
            .getActionConfig("/correctFlowOverride", "savePhone-2ViewOverride");

    Assert.assertNotNull(overriddenViewConf);
    Assert.assertEquals("phone", overriddenViewConf.getMethodName());
    Assert.assertEquals(
        "anotherPhone",
        overriddenViewConf
            .getResults()
            .get(Action.SUCCESS)
            .getParams()
            .get(ServletDispatcherResult.DEFAULT_PARAM));

    ActionConfig actionConfig =
        configuration
            .getRuntimeConfiguration()
            .getActionConfig("/correctFlowOverride", "saveName-1ViewOverride");

    Assert.assertNotNull(actionConfig);
    Assert.assertEquals("executeOverride", actionConfig.getMethodName());
    Assert.assertEquals(
        "name",
        actionConfig
            .getResults()
            .get(Action.SUCCESS)
            .getParams()
            .get(ServletDispatcherResult.DEFAULT_PARAM));
  }
Beispiel #3
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  /**
   * Load Action class for mapping and invoke the appropriate Action method, or go directly to the
   * Result.
   *
   * <p>This method first creates the action context from the given parameters, and then loads an
   * <tt>ActionProxy</tt> from the given action name and namespace. After that, the Action method is
   * executed and output channels through the response object. Actions not found are sent back to
   * the user via the {@link Dispatcher#sendError} method, using the 404 return code. All other
   * errors are reported by throwing a ServletException.
   *
   * @param request the HttpServletRequest object
   * @param response the HttpServletResponse object
   * @param mapping the action mapping object
   * @throws ServletException when an unknown error occurs (not a 404, but typically something that
   *     would end up as a 5xx by the servlet container)
   * @param context Our ServletContext object
   */
  public void serviceAction(
      HttpServletRequest request,
      HttpServletResponse response,
      ServletContext context,
      ActionMapping mapping)
      throws ServletException {

    Map<String, Object> extraContext = createContextMap(request, response, mapping, context);

    // If there was a previous value stack, then create a new copy and pass it in to be used by the
    // new Action
    ValueStack stack =
        (ValueStack) request.getAttribute(ServletActionContext.STRUTS_VALUESTACK_KEY);
    boolean nullStack = stack == null;
    if (nullStack) {
      ActionContext ctx = ActionContext.getContext();
      if (ctx != null) {
        stack = ctx.getValueStack();
      }
    }
    if (stack != null) {
      extraContext.put(ActionContext.VALUE_STACK, valueStackFactory.createValueStack(stack));
    }

    String timerKey = "Handling request from Dispatcher";
    try {
      UtilTimerStack.push(timerKey);
      String namespace = mapping.getNamespace();
      String name = mapping.getName();
      String method = mapping.getMethod();

      Configuration config = configurationManager.getConfiguration();
      ActionProxy proxy =
          config
              .getContainer()
              .getInstance(ActionProxyFactory.class)
              .createActionProxy(namespace, name, method, extraContext, true, false);

      request.setAttribute(
          ServletActionContext.STRUTS_VALUESTACK_KEY, proxy.getInvocation().getStack());

      // if the ActionMapping says to go straight to a result, do it!
      if (mapping.getResult() != null) {
        Result result = mapping.getResult();
        result.execute(proxy.getInvocation());
      } else {
        proxy.execute();
      }

      // If there was a previous value stack then set it back onto the request
      if (!nullStack) {
        request.setAttribute(ServletActionContext.STRUTS_VALUESTACK_KEY, stack);
      }
    } catch (ConfigurationException e) {
      // WW-2874 Only log error if in devMode
      if (devMode) {
        String reqStr = request.getRequestURI();
        if (request.getQueryString() != null) {
          reqStr = reqStr + "?" + request.getQueryString();
        }
        LOG.error("Could not find action or result\n" + reqStr, e);
      } else {
        if (LOG.isWarnEnabled()) {
          LOG.warn("Could not find action or result", e);
        }
      }
      sendError(request, response, context, HttpServletResponse.SC_NOT_FOUND, e);
    } catch (Exception e) {
      if (handleException || devMode) {
        sendError(request, response, context, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e);
      } else {
        throw new ServletException(e);
      }
    } finally {
      UtilTimerStack.pop(timerKey);
    }
  }