In the context of Publisher confirms, when waiting for the CorrelationData’s future (SettableListenableFuture#get()) – does it wait indefinitely or is there a timeout configured under the water? Answer It does wait indefinitely. There is just no any opinion and everything is delegated directly to the java.util.concurrent.FutureTask internally in the org.springframework.util.concurrent.SettableListenableFuture implementation. Not sure why the question, but in normal situation
Tag: asynchronous
Asynchronous execution/operation with CompletableFuture in Java 8+
In Java, is calling get() method while looping on CompletableFuture instances as good as doing synchronous operations although CompletableFuture is used for async calls? Answer ‘get()’ waits until the future is completed. If that’s what you want, it’s what you use. There’s no general rule. For example, you might be using a method that is inherently asynchronous, but in your
Asynchronous inserts to cassandra with save order of inserts per key
I have an ordered set of incoming events and I need to insert them into Cassandra. I want to take advantage of the speed of asynchronous inserts, but my incoming events may have duplicates by key of target table. If I understand correctly, then asynchronous insertions can’t guarantee data consistency in this case, since asynchronous executions imply the program order
How to have an asynchronous and non-concurrent scheduler in Spring?
I have in the main class that starts the app: and a scheduler I want to prevent the scheduler from being launched again if the internal process takes more than 15 minutes to start the task again. I can’t find the way. I have tried implementing @DisallowConcurrentExecution with the quartz library but it is still concurrent. Any ideas? Answer I’ve
Is there a way to calculate the time required to complete every completableFuture?
Before I jump into the specifics of the question, I want to give the context of the problem. Basically, my code looks like Now what i want to do is run doSomething() as a completableFuture and get the responseTime as mentioned above. But since doing something like this would be totally incorrect — since it would defeat the purpose of
How to manage a RestEndpoint with Spring Application Events?
I´m developing a spring boot microservice and I´m raising application events to execute my services and do my business stuff. It works well when I listen from Kafka, but also I want to implement an …
Asynchronous Programming and Reactive Programming
This question is in my mind about a year. Actually are there any differences in Asysnchronus and Non-blocking. When we call the blocking part in our code then it becomes blocking which is synchronous …
JNI 8 C++ : Thread attach and detach And async callback
How to async call Java method from std::thread ? Let’s assuming this is a IM bot sdk, Because it’s logic basicly a IM bot sdk. The most importtant is: How to async call java method and callback native….
How to run async bash command in java?
I’m trying to run an async bash command from a java file and wait for it to finish before I continue the java code execution. At this moment I’ve tried using Callable like so: class AsyncBashCmds …
Fast and asynchronous way of making multiple http requests in JAVA
I have a program that should make really fast http requests. Requests should be made asynchronously so that it won’t block the main thread. So I have created a queue which is observed by 10 separate …