public void onApplicationEvent(ApplicationEvent event) {
try {
threadPool.execute(new Worker(event));
} catch (InterruptedException e) {
logger.error("Failed to process event: " + event.toString(), e);
}
}
/*
* (non-Javadoc)
*
* @see org.apache.oodt.cas.workflow.engine.WorkflowEngine#startWorkflow(org.apache.oodt.cas.workflow.structs.Workflow,
* org.apache.oodt.cas.metadata.Metadata)
*/
public synchronized WorkflowInstance startWorkflow(Workflow workflow, Metadata metadata)
throws EngineException {
// to start the workflow, we create a default workflow instance
// populate it
// persist it
// add it to the worker map
// start it
WorkflowInstance wInst = new WorkflowInstance();
wInst.setWorkflow(workflow);
wInst.setCurrentTaskId(((WorkflowTask) workflow.getTasks().get(0)).getTaskId());
wInst.setSharedContext(metadata);
wInst.setStatus(CREATED);
persistWorkflowInstance(wInst);
IterativeWorkflowProcessorThread worker =
new IterativeWorkflowProcessorThread(wInst, instRep, this.wmgrUrl);
worker.setRClient(rClient);
workerMap.put(wInst.getId(), worker);
wInst.setStatus(QUEUED);
persistWorkflowInstance(wInst);
try {
pool.execute(worker);
} catch (InterruptedException e) {
throw new EngineException(e);
}
return wInst;
}
/**
* Check, parse, verify the <code>req</code>. Attribute a client thread to serve the client.
*
* @see xsul.http_server.HttpMiniServlet#service(xsul.http_server.HttpServerRequest,
* xsul.http_server.HttpServerResponse)
*/
public void service(HttpServerRequest req, HttpServerResponse resp) throws HttpServerException {
// Thread allocation for the new client
try {
XmlElement el = builder.parseFragmentFromInputStream(req.getInputStream());
// FIXME XmlElement el =
// builder.parseFragmentFromInputStream(req.getInputStream(),
// req.getCharset());
SoapUtil soapUtil = SoapUtil.selectSoapFragrance(el, soapFragrances);
String path = req.getPath();
// Path Treatment to get arguments
String arguments = null;
if (path != null) {
// Analysiing path
if (path.startsWith("/")) {
path = path.substring(1);
}
String method = req.getMethod();
if (method.equals("GET")) {
// Remove arguments from path
int argStart = path.indexOf('?');
if (argStart != -1) {
// There are some arguments
arguments = path.substring(argStart, path.length());
path = path.replaceAll("\\?.*", "");
}
}
}
ClientConnection client = new ClientConnection(path, arguments, el, soapUtil);
pool.execute(
client); // NOTE: pool will now "execute" client (the sentence may be delayed ...)
// Successful HTTP message transmission
// Send Ok to the client
this.sendHttpOk(resp);
} catch (Exception e) {
SendError.send(resp, "500", "Thread Interrupted Exception");
logger.warning("Couldn't allocate a thread to the client", e);
}
}
@Override
public void execute(Runnable r) throws InterruptedException {
othersPooledExecutor.execute(r);
}
