IntelliJ Idea Debug Mode startup

In the server startup parameters, add:
-xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005
Set breakpoints in the program.
Run the program and will stay at the breakpoint.

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For JSP and Web page modification, you can not restart the server, modify the direct debugging
For Java programs, you can not restart the server unless you modify the method body and method definitions of the function
After compiling, execute the run=>reload Changed Class in idea to debug the modified program

Such as:



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Sometimes our modified class, with shortcut keys to go to reload will not work, it may be in the setting Debug->hotswap set, will be reload class high set to always, such as:

IntelliJ Idea Debug Mode startup