public ContextBase process(ContextBase context) {
if (log.isDebugEnabled()) {
log.debug("Receive request. |context-" + context.toString());
}
String errCode = null;
QueueRequest request = null;
ContextBase result = new ContextBase();
if (StringUtils.isEmpty(context.get(Attributes.ATTR_ERROR_CODE)))
context.put(Attributes.ATTR_ERROR_CODE, ErrorCode.SUCCESS);
try {
if (shutdownFlag.get()) {
log.warn("Queue Manager is shuting down.");
result.put(Attributes.ATTR_ERROR_CODE, ErrorCode.QUEUE_SHUTINGDOWN);
return result;
}
errCode = validate(context);
context.put(Attributes.ATTR_QUEUE_REQUEST_ID, context.get(Attributes.ATTR_TRANSACTION_ID));
if (!ErrorCode.SUCCESS.equals(errCode)) {
result.put(Attributes.ATTR_ERROR_CODE, errCode);
return result;
}
request = RequestDbFactory.getInstance().insert(context);
if (request == null) {
errCode = ErrorCode.DATABASE_EXCEPTION;
result.put(Attributes.ATTR_ERROR_CODE, errCode);
log.error(
"Fail to insert context to queue db. | ErrorCode-" + errCode + " | context-" + context);
return result;
}
QueueServer qServer = queues.get(request.getQueueId());
if (qServer == null) result.setErrorCode(ErrorCode.QUEUE_NOT_EXISTED);
else result = qServer.process(request);
if (!ErrorCode.SUCCESS.equals(result.getErrorCode())) {
RequestDbFactory.getInstance().delete(request);
log.error("Process put request to Queue failed. | result-" + result);
} else {
log.info("Process put request to Queue successful. | result-" + result);
}
return result;
} catch (Exception e) {
log.error(
"Exception while processing received context. | context-"
+ context.toString()
+ " | ErrorMessage-"
+ e.getMessage(),
e);
result.put(Attributes.ATTR_ERROR_CODE, ErrorCode.SYS_INTERNAL_ERROR);
return result;
}
}
