### Properties

Open a report in JReport Designer. In the Report Inspector, select the node that represents the report tab and you will find the three Exit function properties: After Init Parameter, After Run and Before Run.

- After Init Parameter
  When running the report, after you enter parameters in the parameter dialog, this function allows you to call a program developed by yourself.
- After Run
  Allows you to call a program developed by yourself after running a report.
- Before Run
  Calls a program developed by yourself just before running a report.

Reference: For API information, see JReport Javadoc jet.util package and jet.exception package in `<install_root>\help\api`.