Database Reference
In-Depth Information
Summary
• SAP provides a robust Java technology platform for running SAP-delivered as well as
custom-developed standards-based Java applications.
• Java helps developers write the program once and run it everywhere.
• The Java cluster architecture in NW 7.0 includes Java central instance (java dispatcher
and server processes), SDM, and Java central services instance (message server and
enqueue server).
• The Java startup and control framework in NW 7.0 includes JControl, JLaunch, and
Java Bootstrap programs.
• The Java cluster architecture in NW 7.1 includes Java central instance (ICM and serv-
er processes) and Java central services instance (message service and enqueue ser-
vice).
• The Java startup framework in NW 7.1 includes the JStart program.
• SAP dual-stack systems have both ABAP and Java stacks.
• Startsap script and SMICM transaction can be used to manage dual-stack start proced-
ures.
• SAP Java system architecture includes the Enterprise Java runtime; system compon-
ents such as services, interfaces, and libraries; and the Java applications.
Additional Resources
•
SAP NetWeaver Application Server Java 7.1 Architecture Manual
www.sdn.sap.com/irj/scn/index?rid?/library/uuid/6016096b-
aaf5-2910-1ebd-9fef2e14e983
•
SAP Application Server Infrastructure
www.sdn.sap.com/irj/sdn/server-infrastruc-
ture
