1. CIS 365 Vandana Janeja Nov 27 th 2001 Connecting Cobol programs to Other Languages- Visual Basic, Java,HTML

3. No Main option

4. Make a DLL instead of an EXE

10. Java Calling a Cobol program Simplest method: Create a COBOL program Generate its Executable Write a Java program with a runtime exec object which calls the COBOL exe file.

16. Client Browser Web Server hosting the Servlet Server Response Object Client Request Object Session Object A general HTTP scenario Client Server Architecture and COBOL

17. Three tiered / N- tiered architecture Client HTML XHTML Applet Applications Application Server Web container Servlets Application Container Database Mail Server …… Other Services

18. HTML forms

19. HTML form Servlet program COBOL CGI program HTML form Database Database / Mainframe

20. Web Server HTML form Database Servlet program COBOL CGI program Client

21. Ref : http://www.ils-international.com/goldmine/webcobol.htm