...
The SAP client and server properties file should be available with its name according to the property transport.sap.serverName for server, and the endpoint name for the destination. The next section explains this in detail.
5. Start the ESB using the -Djava.library.path switch to specify the location of your SAP jco library. For example:
./wso2server.sh -Djava.library.path=/usr/lib/jvm/jre1.7.0/lib/i386/server/Configuring WSO2 SAP Adapter
...