/* -------------------- AsyncRequestHandler Interface --------------------- */
public void handle(Message request, Response response) throws Exception {
if (req_handler != null) {
if (req_handler instanceof AsyncRequestHandler)
((AsyncRequestHandler) req_handler).handle(request, response);
else {
Object retval = req_handler.handle(request);
if (response != null) response.send(retval, false);
}
return;
}
Object retval = handle(request);
if (response != null) response.send(retval, false);
}
/* ------------------------ RequestHandler Interface ---------------------- */
public Object handle(Message msg) throws Exception {
if (req_handler != null) return req_handler.handle(msg);
return null;
}
/**
* Make the actual CORBA call.
*
* @param serverName Name of the server as known in the COS Naming Service.
* @param reload Flag indicating whether object reference should be refreshed (true) or any
* previously-cached version should be used (false).
* @param header Header message to send.
* @param message Body message to send.
* @return Response that caller should return.
* @exception Exception Thrown on any errors.
*/
private String makeClientCall(String serverName, boolean reload, String header, String message)
throws Exception {
ORB orb = null;
// If the alternate ip and port are provided
if (StringUtils.hasValue(orbAgentAddr) && StringUtils.hasValue(orbAgentPort)) {
// Key to store the orb in a static map for access the next time around
String key = orbAgentAddr + ":" + orbAgentPort;
synchronized (orbStore) {
orb = (ORB) orbStore.get(key);
if (orb == null) {
Properties props = new Properties();
props.put(ORB_AGENT_ADDR_PROP, orbAgentAddr);
props.put(ORB_AGENT_PORT_PROP, orbAgentPort);
orb = new CorbaPortabilityLayer(new String[0], props, null, serverName).getORB();
orbStore.put(key, orb);
} else {
if (Debug.isLevelEnabled(Debug.IO_STATUS))
Debug.log(
Debug.IO_STATUS,
"Using cached orb with properties "
+ "ORBagentAddr = ["
+ orbAgentAddr
+ "] ORBagentPort = ["
+ orbAgentPort
+ "]");
}
}
} else {
if (Debug.isLevelEnabled(Debug.IO_STATUS))
Debug.log(Debug.IO_STATUS, "Using the default orb ..");
orb = Supervisor.getSupervisor().getCPL().getORB();
}
ObjectLocator ob_loc = new ObjectLocator(orb);
if (reload) {
ob_loc.removeFromCache(serverName);
if (StringUtils.hasValue(orbAgentAddr) && StringUtils.hasValue(orbAgentPort))
ob_loc.removeFromCache(serverName, orbAgentAddr, orbAgentPort);
}
RequestHandler rh = null;
// The key corresponding to secondary install object references depends on host address and port
// too.
if (StringUtils.hasValue(orbAgentAddr) && StringUtils.hasValue(orbAgentPort))
rh = RequestHandlerHelper.narrow(ob_loc.find(serverName, orbAgentAddr, orbAgentPort));
else rh = RequestHandlerHelper.narrow(ob_loc.find(serverName));
if (rh == null) {
throw new Exception("Object named [" + serverName + "] is not of IDL type RequestHandler.");
}
// Make sure that the header contains any available customer context information.
header = CustomerContext.getInstance().propagate(header);
if (Debug.isLevelEnabled(Debug.IO_STATUS))
Debug.log(Debug.IO_STATUS, "Header value:\n" + header);
ThreadMonitor.ThreadInfo tmti =
ThreadMonitor.start(
"Message-processor ["
+ getName()
+ "] making CORBA client call with header:\n"
+ header);
try {
if (isAsync) {
rh.processAsync(header, message);
return (message);
} else {
org.omg.CORBA.StringHolder response = new org.omg.CORBA.StringHolder("");
rh.processSync(header, message, response);
return (response.value);
}
} finally {
ThreadMonitor.stop(tmti);
}
}