org.springframework.web.context.request.RequestAttributes#setAttribute ( )源码实例Demo

/**
 * <p>
 * 現在のリクエストに対してポストバック機構を開始します。
 * </p>
 * @param request リクエスト
 * @param handlerMethod ハンドラ
 */
public static void begin(HttpServletRequest request, HandlerMethod handlerMethod) {
    RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
    PostBackManager instance = new PostBackManager(request , handlerMethod);
    requestAttributes.setAttribute(STORE_KEY_TO_REQUEST, instance, RequestAttributes.SCOPE_REQUEST);
    MessageContext messageContext = (MessageContext) requestAttributes.getAttribute(MessageContext.MESSAGE_CONTEXT_ATTRIBUTE_KEY, RequestAttributes.SCOPE_REQUEST);
    if (messageContext == null) {
        requestAttributes.setAttribute(MessageContext.MESSAGE_CONTEXT_ATTRIBUTE_KEY, new MessageContext(request), RequestAttributes.SCOPE_REQUEST);
    }
    instance.targetControllerType = handlerMethod.getBeanType();
    for (MethodParameter methodParameter : handlerMethod.getMethodParameters()) {
        ModelAttribute attr = methodParameter.getParameterAnnotation(ModelAttribute.class);
        if (attr != null) {
            instance.modelAttributeType = methodParameter.getParameterType();
        }
    }
}
 

/**
 * {@link PostBack} インスタンスを保存します。
 * @param postBack {@link PostBack} インスタンス
 */
public static void save(PostBack postBack) {
    RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
    DispatchType dispatchType = getDispatchType(postBack.getException());
    switch (dispatchType) {
    case JSP:
        requestAttributes.setAttribute(PostBack.POST_BACK_ATTRIBUTE_KEY, postBack, RequestAttributes.SCOPE_REQUEST);
        break;
    case FORWARD:
        requestAttributes.setAttribute(PostBack.POST_BACK_ATTRIBUTE_KEY, postBack, RequestAttributes.SCOPE_REQUEST);
        break;
    case REDIRECT:
        PostBackManager instance = (PostBackManager) requestAttributes.getAttribute(STORE_KEY_TO_REQUEST, RequestAttributes.SCOPE_REQUEST);
        FlashMap flashMap = RequestContextUtils.getOutputFlashMap(instance.request);
        flashMap.put(PostBack.POST_BACK_ATTRIBUTE_KEY, postBack);
        break;
    default:
        throw new InternalException(PostBackManager.class, "E-POSTBACK#0001");
    }
}
 

private String complete(final ComAdmin admin, final String webStorageJson, final Popups popups) {
    final ComAdminPreferences preferences = logonService.getPreferences(admin);
    final RequestAttributes attributes = RequestContextHolder.getRequestAttributes();

    attributes.setAttribute(AgnUtils.SESSION_CONTEXT_KEYNAME_ADMIN, admin, RequestAttributes.SCOPE_SESSION);
    attributes.setAttribute(AgnUtils.SESSION_CONTEXT_KEYNAME_ADMINPREFERENCES, preferences, RequestAttributes.SCOPE_SESSION);
    attributes.setAttribute(Globals.LOCALE_KEY, admin.getLocale(), RequestAttributes.SCOPE_SESSION);  // To be removed when Struts message tags are not in use anymore.
    attributes.setAttribute("emmLayoutBase", logonService.getEmmLayoutBase(admin), RequestAttributes.SCOPE_SESSION);
    attributes.setAttribute("helplanguage", logonService.getHelpLanguage(admin), RequestAttributes.SCOPE_SESSION);

    attributes.setAttribute("userName", StringUtils.defaultString(admin.getUsername()), RequestAttributes.SCOPE_SESSION);
    attributes.setAttribute("firstName", StringUtils.defaultString(admin.getFirstName()), RequestAttributes.SCOPE_SESSION);
    attributes.setAttribute("fullName", admin.getFullname(), RequestAttributes.SCOPE_SESSION);
    attributes.setAttribute("companyShortName", admin.getCompany().getShortname(), RequestAttributes.SCOPE_SESSION);
    attributes.setAttribute("companyID", admin.getCompany().getId(), RequestAttributes.SCOPE_SESSION);
    attributes.setAttribute("adminTimezone", admin.getAdminTimezone(), RequestAttributes.SCOPE_SESSION);

    // Setup web-storage using client's data represented as JSON.
    webStorage.setup(webStorageJson);

    // Skip last successful login, because that's the current login.
    final int times = loginTrackService.countFailedLoginsSinceLastSuccess(admin.getUsername(), true);
    if (times > 0) {
        if (times > 1) {
            popups.alert("warning.failed_logins.more", times);
        } else {
            popups.alert("warning.failed_logins.1", times);
        }
    }
    
    return getStartPageRedirection(admin, preferences);
}
 

/**
 * 同上面方法，不过request从RequestContextHolder中取
 * @param wxRequest
 */
public static void setWxRequestToRequest(WxRequest wxRequest) {
    RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
    if (requestAttributes != null) {
        requestAttributes.setAttribute(WX_REQUEST_ATTRIBUTE, wxRequest, RequestAttributes.SCOPE_REQUEST);
    }
}
 

public static void setCurrent(AuthEnv env) {
	if (env==null) {
		removeCurrent();
		return ;
	}
	RequestAttributes req = RequestContextHolder.getRequestAttributes();
	if (req!=null) {
		req.setAttribute(AUTH_ENV_KEY, env, RequestAttributes.SCOPE_REQUEST);
	} else {
		CURRENT_ENVS.set(env);
	}
}
 

@Test
public void resolveViewByAcceptHeader() throws Exception {
    MockHttpServletRequest request = new MockHttpServletRequest();
    request.addHeader("Accept", "application/json");

    RequestAttributes requestAttributes = new ServletRequestAttributes(request);
    requestAttributes.setAttribute(RequestAttributes.REFERENCE_REQUEST, request, RequestAttributes.SCOPE_REQUEST);
    RequestContextHolder.setRequestAttributes(requestAttributes);

    CatnapWrappingView view = (CatnapWrappingView) viewResolver.resolveViewName("/view", Locale.US);
    assertTrue(view.getWrappedView() instanceof JsonView);
}
 

@Test
public void resolveViewByInvalidHrefSuffixReturnsNull() throws Exception {
    MockHttpServletRequest request = new MockHttpServletRequest();
    RequestAttributes requestAttributes = new ServletRequestAttributes(request);
    requestAttributes.setAttribute(RequestAttributes.REFERENCE_REQUEST, request, RequestAttributes.SCOPE_REQUEST);
    RequestContextHolder.setRequestAttributes(requestAttributes);

    assertNull(viewResolver.resolveViewName("/view.xml", Locale.US));
}
 

@Test
public void resolveViewByInvalidAcceptHeaderReturnsNull() throws Exception {
    MockHttpServletRequest request = new MockHttpServletRequest();
    request.addHeader("Accept", "application/xml");

    RequestAttributes requestAttributes = new ServletRequestAttributes(request);
    requestAttributes.setAttribute(RequestAttributes.REFERENCE_REQUEST, request, RequestAttributes.SCOPE_REQUEST);
    RequestContextHolder.setRequestAttributes(requestAttributes);

    assertNull(viewResolver.resolveViewName("/view", Locale.US));
}
 

@Test
public void noConfiguredViewsReturnsNull() throws Exception {
    MockHttpServletRequest request = new MockHttpServletRequest();
    RequestAttributes requestAttributes = new ServletRequestAttributes(request);
    requestAttributes.setAttribute(RequestAttributes.REFERENCE_REQUEST, request, RequestAttributes.SCOPE_REQUEST);
    RequestContextHolder.setRequestAttributes(requestAttributes);

    assertNull(new CatnapViewResolver().resolveViewName("/view.json", Locale.US));
}
 

public static void setWxWebUserToSession(WxWebUser wxWebUser) {
    RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
    if (requestAttributes != null) {
        requestAttributes.setAttribute(WX_SESSION_USER, wxWebUser, RequestAttributes.SCOPE_SESSION);
    }
}
 

/**
 * {@link PostBack}インスタンスをリクエスト・スコープに保存します。
 * @param postBack {@link PostBack}インスタンス
 */
public static void saveToRequest(PostBack postBack) {
    RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
    requestAttributes.setAttribute(PostBack.POST_BACK_ATTRIBUTE_KEY, postBack, RequestAttributes.SCOPE_REQUEST);
}
 

/**
 * {@link BindingResult}インスタンスをリクエスト・スコープに保存します。
 * @param bindingResult {@link BindingResult}インスタンス
 */
public static void saveBindingResult(BindingResult bindingResult) {
    RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
    requestAttributes.setAttribute(BINDING_RESULT_KEY, bindingResult, RequestAttributes.SCOPE_REQUEST);
}