/**
* registerService
*
* @param wsigService
* @throws Exception
*/
private void registerService(WSIGService wsigService) throws Exception {
if (null != wsigService) {
log.info("Create new wsig service: " + wsigService.toString());
// Register wsigService into UDDI
if (uddiManager != null) {
ServiceKey uddiServiceKey = uddiManager.UDDIRegister(wsigService);
wsigService.setUddiServiceKey(uddiServiceKey);
}
// Store wsigService into WSIGStore
wsigStore.addService(wsigService.getServiceName(), wsigService);
}
}
private synchronized void deregisterAgent(DFAgentDescription dfad) throws Exception {
log.info("Start wsigs's deregistration from agent: " + dfad.getName());
WSIGService wsigService;
AID agentId = dfad.getName();
for (WSIGService wsigService1 : wsigStore.getServices(agentId)) {
wsigService = wsigService1;
// Deregister service
deregisterService(wsigService);
}
log.info("End wsigs's deregistration from agent: " + dfad.getName());
}
/** takes down this agent. A configuration used is stored. */
@Override
protected void takeDown() {
// Deregister all service
try {
WSIGService wsigService;
for (WSIGService wsigService1 : wsigStore.getAllServices()) {
wsigService = wsigService1;
deregisterService(wsigService);
}
} catch (Exception e) {
log.error("Agent " + getLocalName() + " - Error during service deregistration", e);
}
// Deregister WSIG agent
try {
DFService.deregister(this, getDefaultDF());
} catch (Exception e) {
log.error("Agent " + getLocalName() + " - Error during DF deregistration", e);
}
log.info("Agent " + getLocalName() + " - Taken down now");
}
private void deregisterService(WSIGService wsigService) throws Exception {
String serviceName = wsigService.getServiceName();
log.info("Remove wsig service " + serviceName);
// DeRegister wsigService from UDDI
try {
if (uddiManager != null) {
uddiManager.UDDIDeregister(wsigService);
}
} catch (Exception e) {
log.warn("Error removing service from UDDI", e);
}
// Remove wsigService from WSIGStore
wsigStore.removeService(serviceName);
// Delete wsdl
String filename = WSDLGeneratorUtils.getWSDLFilename(serviceName);
log.info("Delete wsdl file " + filename);
WSDLGeneratorUtils.deleteWSDL(filename);
}
private WSIGService createWSIGService(AID aid, ServiceDescription sd) throws Exception {
// Get service prefix & name
String servicePrefix = getServicePrefix(sd);
String serviceName = servicePrefix + sd.getName();
// Verify if is a wsig service
if (!isWSIGService(sd)) {
log.info("Service " + serviceName + " discarded (no wsig service)");
return null;
}
// Verify if the service is already registered
if (wsigStore.isServicePresent(serviceName)) {
log.info("Service " + serviceName + " of agent " + aid.getName() + " is already registered");
return null;
}
// Get ontology
// FIX-ME elaborate only first ontology
String ontoName = null;
Iterator ontoIt = sd.getAllOntologies();
if (ontoIt.hasNext()) {
ontoName = (String) ontoIt.next();
}
if (ontoName == null) {
log.info(
"Service "
+ serviceName
+ " of agent "
+ aid.getName()
+ " have not ontology registered");
return null;
}
// Create ontology instance
String ontoClassname = WSIGConfiguration.getInstance().getOntoClassname(ontoName);
if (ontoClassname == null) {
log.warn("Ontology " + ontoName + " not present in WSIG configuration file");
return null;
}
Ontology serviceOnto;
try {
Class ontoClass = Class.forName(ontoClassname);
Method getInstanceMethod = ontoClass.getMethod("getInstance");
serviceOnto = (Ontology) getInstanceMethod.invoke(null);
} catch (Exception e) {
log.warn("Ontology class " + ontoClassname + " not present in WSIG classpath", e);
return null;
}
// Register new onto in anget
getContentManager().registerOntology(serviceOnto);
// Get mapper class
Class mapperClass = getMapperClass(sd);
// Create new WSIGService
WSIGService wsigService = new WSIGService();
wsigService.setServiceName(serviceName);
wsigService.setServicePrefix(servicePrefix);
wsigService.setAid(aid);
wsigService.setWsdl(
new URL(WSIGConfiguration.getInstance().getWsdlUri() + "/" + serviceName + ".wsdl"));
wsigService.setOnto(serviceOnto);
wsigService.setMapperClass(mapperClass);
// Create wsdl
SDToWSDL.createWSDLFromSD(this, sd, wsigService);
return wsigService;
}