コード例 #1
0
    public void beforeResult(ActionInvocation invocation, String resultCode) {
      ValueStack stack = invocation.getStack();
      CompoundRoot root = stack.getRoot();

      boolean needsRefresh = true;
      Object newModel = action.getModel();

      // Check to see if the new model instance is already on the stack
      for (Object item : root) {
        if (item.equals(newModel)) {
          needsRefresh = false;
        }
      }

      // Add the new model on the stack
      if (needsRefresh) {

        // Clear off the old model instance
        if (originalModel != null) {
          root.remove(originalModel);
        }
        if (newModel != null) {
          stack.push(newModel);
        }
      }
    }
コード例 #2
0
  @Override
  public String intercept(ActionInvocation invocation) throws Exception {
    Object action = invocation.getAction();

    if (action instanceof ModelDriven) {
      ModelDriven modelDriven = (ModelDriven) action;
      ValueStack stack = invocation.getStack();
      Object model = modelDriven.getModel();
      if (model != null) {
        stack.push(model);
      }
      if (refreshModelBeforeResult) {
        invocation.addPreResultListener(new RefreshModelBeforeResult(modelDriven, model));
      }
    }
    return invocation.invoke();
  }