Java Code Examples for org.springframework.web.servlet.FlashMapManager#saveOutputFlashMap()

The following examples show how to use org.springframework.web.servlet.FlashMapManager#saveOutputFlashMap() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: RedirectView.java    From lams with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Convert model to request parameters and redirect to the given URL.
 * @see #appendQueryProperties
 * @see #sendRedirect
 */
@Override
protected void renderMergedOutputModel(Map<String, Object> model, HttpServletRequest request,
		HttpServletResponse response) throws IOException {

	String targetUrl = createTargetUrl(model, request);
	targetUrl = updateTargetUrl(targetUrl, model, request, response);

	FlashMap flashMap = RequestContextUtils.getOutputFlashMap(request);
	if (!CollectionUtils.isEmpty(flashMap)) {
		UriComponents uriComponents = UriComponentsBuilder.fromUriString(targetUrl).build();
		flashMap.setTargetRequestPath(uriComponents.getPath());
		flashMap.addTargetRequestParams(uriComponents.getQueryParams());
		FlashMapManager flashMapManager = RequestContextUtils.getFlashMapManager(request);
		if (flashMapManager == null) {
			throw new IllegalStateException("FlashMapManager not found despite output FlashMap having been set");
		}
		flashMapManager.saveOutputFlashMap(flashMap, request, response);
	}

	sendRedirect(request, response, targetUrl, this.http10Compatible);
}
Example 2
Source File: RedirectView.java    From spring4-understanding with Apache License 2.0 6 votes vote down vote up 
/**
 * Convert model to request parameters and redirect to the given URL.
 * @see #appendQueryProperties
 * @see #sendRedirect
 */
@Override
protected void renderMergedOutputModel(Map<String, Object> model, HttpServletRequest request,
		HttpServletResponse response) throws IOException {

	String targetUrl = createTargetUrl(model, request);
	targetUrl = updateTargetUrl(targetUrl, model, request, response);

	FlashMap flashMap = RequestContextUtils.getOutputFlashMap(request);
	if (!CollectionUtils.isEmpty(flashMap)) {
		UriComponents uriComponents = UriComponentsBuilder.fromUriString(targetUrl).build();
		flashMap.setTargetRequestPath(uriComponents.getPath());
		flashMap.addTargetRequestParams(uriComponents.getQueryParams());
		FlashMapManager flashMapManager = RequestContextUtils.getFlashMapManager(request);
		if (flashMapManager == null) {
			throw new IllegalStateException("FlashMapManager not found despite output FlashMap having been set");
		}
		flashMapManager.saveOutputFlashMap(flashMap, request, response);
	}

	sendRedirect(request, response, targetUrl, this.http10Compatible);
}
Example 3
Source File: RequestContextUtils.java    From spring-analysis-note with MIT License 5 votes vote down vote up 
/**
 * Convenience method that retrieves the {@link #getOutputFlashMap "output"
 * FlashMap}, updates it with the path and query params of the target URL,
 * and then saves it using the {@link #getFlashMapManager FlashMapManager}.
 * @param location the target URL for the redirect
 * @param request the current request
 * @param response the current response
 * @since 5.0
 */
public static void saveOutputFlashMap(String location, HttpServletRequest request, HttpServletResponse response) {
	FlashMap flashMap = getOutputFlashMap(request);
	if (CollectionUtils.isEmpty(flashMap)) {
		return;
	}

	UriComponents uriComponents = UriComponentsBuilder.fromUriString(location).build();
	flashMap.setTargetRequestPath(uriComponents.getPath());
	flashMap.addTargetRequestParams(uriComponents.getQueryParams());

	FlashMapManager manager = getFlashMapManager(request);
	Assert.state(manager != null, "No FlashMapManager. Is this a DispatcherServlet handled request?");
	manager.saveOutputFlashMap(flashMap, request, response);
}
Example 4
Source File: RequestContextUtils.java    From java-technology-stack with MIT License 5 votes vote down vote up 
/**
 * Convenience method that retrieves the {@link #getOutputFlashMap "output"
 * FlashMap}, updates it with the path and query params of the target URL,
 * and then saves it using the {@link #getFlashMapManager FlashMapManager}.
 * @param location the target URL for the redirect
 * @param request the current request
 * @param response the current response
 * @since 5.0
 */
public static void saveOutputFlashMap(String location, HttpServletRequest request, HttpServletResponse response) {
	FlashMap flashMap = getOutputFlashMap(request);
	if (CollectionUtils.isEmpty(flashMap)) {
		return;
	}

	UriComponents uriComponents = UriComponentsBuilder.fromUriString(location).build();
	flashMap.setTargetRequestPath(uriComponents.getPath());
	flashMap.addTargetRequestParams(uriComponents.getQueryParams());

	FlashMapManager manager = getFlashMapManager(request);
	Assert.state(manager != null, "No FlashMapManager. Is this a DispatcherServlet handled request?");
	manager.saveOutputFlashMap(flashMap, request, response);
}