How to hot deploy your code on Remote Debugging.

Make sure you have check this.

1) If you run your application in eclipse using the launch configuration

Is your "Project" - "Build Automatically" flag enabled? If not, the code is not compiled and ignored at runtime.

Follow these steps to debug in Remote debug mode.

Go to :-

yourProject  --> Debug as --> debug configuration...

1 .DoubleClick on Remote java application 

2. Set port in the connect Tab.

click OK and select the appropriate project you want to debug. Click Ok and then click debug.

Hot deploy has supported the code changes in the method implementation only. If you add a new class or a new method, restart is still required.

You are done with the Hot Deploy of remote application.