Hello All,
I happened an error when I want to restart my JCoServer.
I used the SAPJCo3's sample code StepByStepServer.java. After I set the connection properties into the connectPorperties object. then I used step3SimpleTRfcServer() method to start JCoServer thread. After that I write a snippet code:
-
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
server.stop();
while(server.getState() != JCoServerState.STOPPED){
try {
Thread.sleep(1000);
System.out.println("Stopping the server");
} catch (InterruptedException e) {
e.printStackTrace();
}
}
server.release();
server.removeThroughput();
-
Later on, I used step2SimpleServer() method to restart the JCoServer. but I happen an error:
Exception in thread "main" java.lang.NullPointerException
at java.util.Hashtable.get(Hashtable.java:336)
at com.sap.conn.jco.rt.DefaultServerManager.addServer(DefaultServerManager.java:130)
at com.sap.conn.jco.rt.DefaultServer.addListener(DefaultServer.java:251)
at com.sap.conn.jco.rt.DefaultServer.start(DefaultServer.java:609)
at com.sap.conn.jco.rt.DefaultServer.start(DefaultServer.java:596)
at StepByStepServer.step2SimpleServer(StepByStepServer.java:175)
at StepByStepServer.main(StepByStepServer.java:311)
Because I can't read the source code of JCo3, I don't know how to restart the JCoServer.
Could everybody pleased tell me how to solve the issue
Edited by: Augustus Octavianus on Feb 27, 2009 4:06 AM
Edited by: Augustus Octavianus on Feb 27, 2009 4:16 AM
Edited by: Augustus Octavianus on Feb 27, 2009 4:16 AM