[JAVA] How to debug the generated jar file in Eclipse

How to debug a jar file with breakpoints

Settings on the Eclipse side

Right click on the project folder Select Debug As> Debug Configurations ...

スクリーンショット (1).png

Double click in Remote Java Applications The settings screen will open. Host: localhost port: Save the settings on any port スクリーンショット (2).png

Startup settings on the jar file side

java -Xdebug -Xrunjdwp: transport = dt_socket, address = [port specified in the above settings], server = y, suspend = y -jar [JAR name]

Start java file with Then, the jar file side will be in the standby state

Open Debug Configurations again and press the "Debug" button. スクリーンショット (2).png

Then, the jar file will be debugged and the breakpoints can be handled freely!

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