How to call a method after a specific time interval in Java

• Java

The following are use cases:

I'm using Java (using spring)

Once the user confirms his subscription (through the web application), I want to send him an email in 30 minutes

What now? Do I need a message broker? Or something like scheduled executorservice? Do I need some kind of queue?

Please give me some advice

Solution

You can view the quartz scheduler

By the way, a common strategy is to send a large number of all pending emails every 30 minutes or so Quartz can also help you do this

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