It would be great if, when using Java 8, CompletableFuture (or CompletionStage) was supported as return method of MVC controllers. Learn more, We use analytics cookies to understand how you use our websites so we can make them better, e.g. For more information, see our Privacy Statement. For more information, see our Privacy Statement. Learn more. We use optional third-party analytics cookies to understand how you use GitHub.com so we can build better products.

You can always update your selection by clicking Cookie Preferences at the bottom of the page. You can always update your selection by clicking Cookie Preferences at the bottom of the page. to your account, Francisco Lozano opened SPR-12597 and commented.

Learn more. You signed in with another tab or window. MichalAdorno/DeferredResultAndCompletableFuture.java. * See the License for the specific language governing permissions and, org.springframework.web.servlet.mvc.method.annotation, org.springframework.web.context.request.NativeWebRequest, org.springframework.web.context.request.async.DeferredResult, org.springframework.web.context.request.async.WebAsyncUtils, org.springframework.web.method.support.HandlerMethodReturnValueHandler, org.springframework.web.method.support.ModelAndViewContainer, org.springframework.http.converter.xml.SourceHttpMessageConverter, org.springframework.util.ReflectionUtils.MethodFilter, org.springframework.web.accept.ContentNegotiationManager. spring-test/src/test/java/org/springframework/test/web/servlet/samples/standalone/AsyncTests.java, spring-web/src/main/java/org/springframework/web/bind/annotation/RequestMapping.java, ...java/org/springframework/web/servlet/mvc/method/annotation/CompletionStageReturnValueHandler.java, ...main/java/org/springframework/web/servlet/mvc/method/annotation/RequestMappingHandlerAdapter.java, ...est/src/test/java/org/springframework/test/web/servlet/samples/standalone/AsyncTests.java, .../springframework/web/servlet/mvc/method/annotation/CompletionStageReturnValueHandler.java, ...a/org/springframework/web/servlet/mvc/method/annotation/RequestMappingHandlerAdapter.java, @@ -112,9 +114,21 @@ public void testListenableFuture() throws Exception {, @@ -182,6 +196,14 @@ public Person call() throws Exception {, @@ -653,6 +658,9 @@ private void initControllerAdviceCache() {. * You may obtain a copy of the License at, * http://www.apache.org/licenses/LICENSE-2.0, * Unless required by applicable law or agreed to in writing, software. You signed in with another tab or window. It also has comprehensive exception handling support. Instantly share code, notes, and snippets. Learn more. public CompletableFuture whenCompleteAsync(BiConsumer
However, both DeferredResult class and ListenableFuture interface come from two different worlds: First from org.springframework.web.context.request.async package added in version 3.2. Learn more, Combining CompletableFuture API with Spring's DeferredResult. * distributed under the License is distributed on an "AS IS" BASIS. asynchronous execution facility when this stage completes. Asynchronous support was introduced in Servlet 3.0 and, simply put, it allows processing an HTTP request in another thread than the request receiver thread. * can be used to write multiple objects to the response asynchronously; * Copyright 2002-2015 the original author or authors. * which the application uses to produce a return value in a separate. (or null if none) and the exception (or null if none) of this stage as arguments. In this tutorial, we'll look at how we can use the DeferredResult class in Spring MVC to perform asynchronous request processing. For more information, see our Privacy Statement. https://docs.spring.io/spring/docs/current/spring-framework-reference/html/mvc.html, Consistently support CompletionStage next to CompletableFuture [SPR-15258], Support CompletableFuture<> as return type of @Async methods [SPR-13128], Support CompletableFuture as return value in @MessageMapping handlers [SPR-12207], Support CompletableFuture as alternative to DeferredResult in MVC [SPR-12598], Make ListenableFuture chainable [SPR-12867]. We use optional third-party analytics cookies to understand how you use GitHub.com so we can build better products. Learn more, We use analytics cookies to understand how you use our websites so we can make them better, e.g. Learn more, Support CompletableFuture as alternative to DeferredResult in MVC [SPR-12597].

CompletableFuture provides a broad set of methods for creating multiple Futures, chaining, and combining. You can always update your selection by clicking Cookie Preferences at the bottom of the page. * thread of its own choosing, as an alternative to returning a Callable. Learn more. …

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* Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. We use optional third-party analytics cookies to understand how you use GitHub.com so we can build better products. https://docs.spring.io/spring/docs/current/spring-framework-reference/html/mvc.html. We use optional third-party analytics cookies to understand how you use GitHub.com so we can build better products. Successfully merging a pull request may close this issue. Learn more, java.util.concurrent.CopyOnWriteArrayList.

super T,? Creating a CompletableFuture .

Francisco Lozano opened SPR-12597 and commented It would be great if, when using Java 8, CompletableFuture (or CompletionStage) was supported as return method of MVC controllers. super Throwable> action). Yes, this is a good workaround, BUT only workaround!!! Sign up for a free GitHub account to open an issue and contact its maintainers and the community. When this stage is complete, the given action is invoked with the result. Clone with Git or checkout with SVN using the repository’s web address.

Already on GitHub? * Tests with asynchronous request handling. Please add CompletableFuture as supported return type to official Spring Web MVC documentation: Good point, mentioning it next to ListenableFuture there now.

We use essential cookies to perform essential website functions, e.g. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. We use essential cookies to perform essential website functions, e.g. they're used to log you in. Support CompletableFuture as alternative to DeferredResult in MVC. DeferredResult, available from Spring 3.2 onwards, assists in offloading a long-running computation from an http-worker thread to a separate thread. By clicking “Sign up for GitHub”, you agree to our terms of service and this exception unless this stage also completed exceptionally. Learn more, We use analytics cookies to understand how you use our websites so we can make them better, e.g. they're used to gather information about the pages you visit and how many clicks you need to accomplish a task. Have a question about this project? Returns a new CompletionStage with the same result or exception as this stage, that executes the given action using this stage's default. Option 1: Increase the thread pool size. We use optional third-party analytics cookies to understand how you use GitHub.com so we can build better products.

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