Found 6 Articles for SAP JCO

JcoDestination is the newer version (3) and JCO.client is the older version (2) of SAP Java connector Class. Along with the change of names in the classes, they have also re-written the library architecture in the new version JCoDestination. It is recommended to use the newer version JCodestination.

You can create your own implementation of DDP and then register using Environment.registerDestinationDataProvider().

In JCo3.0, Java client JCO.Client is replaced by JCoDestinations. You can connect to SAP system via Inbound RFC Communication (Java calls ABAP) or via Outbound RFC Communication (ABAP calls Java).For inbound RFC communication, you need to use JCoDestination for executing a remote function module at ABAP side. To use inbound RFCs, you have to use “JCoDestination” which executes a Function module remotely at ABAP side and while using outbound RFCs, you have to configure a JCoServer at the SAP gateway that is responsible to receive incoming requests from ABAP side and process remote function module at Java side.To know more ... Read More

You need to copy sapjco3.dll in a folder in your Java library path as he t library is not sapjco3.jar and it is a sapjco3.dll file.You can call in your application usingfollowing:System.getProperty("java.library.path")Following approaches can be used:First is by copying sapjco3.dll into one of the folder which are already in your library path like: C:\WINNT\system32Second would be to use the same path in Java library path using any of the following options:By accessing System.setProperty ("java.library.path", "C:\path\to\folder\with\dll\") before accessing the SAPJCoYou can set Java command line like this -Djava.library.path=C:\path\to\folder\with\dll\Read More

This seems to be a problem at ABAP side and not Java side. This is an ABAP dump and you need to useTransaction code: ST22 on ABAP backend to check functional module inSAP system.Once you get the exact details of ABAP dump you are getting, you need to edit the calling method to create an entry.

If you need a standalone application, you can use maven-assembly-plugin that can handle JAR with renaming in resulting artifacts.Also, this problem is with 3.0.11 and older versions like 3.0.6 don’t have the same problem.You can also refer this SAP blog for more details:https://blogs.sap.com/2013/04/05/using-jco-without-nwds/