Java – swing: pass values back to the UI from a predetermined thread

• Java

I have a java system tray UI and need a scheduled database polling What is the best way to generate a new thread and notify the UI?

I am a novice of swing and its thread model

Solution

Swing worker is designed for this purpose

It allows you to run tasks that do not block the GUI, then return a value and update the GUI when finished

Java has a great tutorial on how to use swingworker

Basically, the database is pulled into the doinbackground () method Also, in the done () method, update your GUI

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