Server Programming in JCo
JCo provides the capability not only for the Java side to call SAP, but also the other way around, so that SAP can call Java. This would be very useful in cases in which immediate notification is necessary. For instance, when a special condition is applied in SAP, email must be sent to all Web-based customers residing on an external database. In this section, we discuss how to set up a JCo server and listen for incoming calls. The code for this section is located in the /server directory on the companion CD. A complete working version plus sources is included.
Creating a JCo Server
A JCo server must be configured internally in SAP. An SAP system cannot just call an external program without having the skeleton of the ...