Debugging the Java Transformation in Server Projects
-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=8085 to Worker’s JVM arguments in Configuration > Setup > Worker.
Make sure that the specified TCP port is not used by any other program.
In Designer, open the debug configuration: Run > Debug Configurations…. In the left pane, right click the Remote Java Application item and select New.
Enter host and port (8085).
Click Apply, then click Debug.
Now you can start debugging by running the graph with Run > Debug.
The graph will run and stop on a breakpoint in the same way as in a Local project.