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fix Sonar critical issue - Define constant instead of duplicating the literal

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This commit is contained in:
atayal
2021-10-30 23:16:26 +05:30
parent fc3a476942
commit 266bccb682
1 changed files with 49 additions and 47 deletions
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96
commander/src/main/java/com/iluwatar/commander/Commander.java
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@ -90,6 +90,8 @@ public class Commander {
private static final Logger LOG = LoggerFactory.getLogger(Commander.class);
//we could also have another db where it stores all orders
private static final String ORDER = "Order ";
Commander(EmployeeHandle empDb, PaymentService paymentService, ShippingService shippingService,
MessagingService messagingService, QueueDatabase qdb, int numOfRetries,
long retryDuration, long queueTime, long queueTaskTime, long paymentTime,
@ -118,16 +120,16 @@ public class Commander {
Retry.Operation op = (l) -> {
if (!l.isEmpty()) {
if (DatabaseUnavailableException.class.isAssignableFrom(l.get(0).getClass())) {
LOG.debug("Order " + order.id + ": Error in connecting to shipping service, "
LOG.debug(ORDER + order.id + ": Error in connecting to shipping service, "
+ "trying again..");
} else {
LOG.debug("Order " + order.id + ": Error in creating shipping request..");
LOG.debug(ORDER + order.id + ": Error in creating shipping request..");
}
throw l.remove(0);
}
String transactionId = shippingService.receiveRequest(order.item, order.user.address);
//could save this transaction id in a db too
LOG.info("Order " + order.id + ": Shipping placed successfully, transaction id: "
LOG.info(ORDER + order.id + ": Shipping placed successfully, transaction id: "
+ transactionId);
LOG.info("Order has been placed and will be shipped to you. Please wait while we make your"
+ " payment... ");
@ -138,19 +140,19 @@ public class Commander {
LOG.info("Shipping is currently not possible to your address. We are working on the problem"
+ " and will get back to you asap.");
finalSiteMsgShown = true;
LOG.info("Order " + order.id + ": Shipping not possible to address, trying to add problem "
LOG.info(ORDER + order.id + ": Shipping not possible to address, trying to add problem "
+ "to employee db..");
employeeHandleIssue(o);
} else if (ItemUnavailableException.class.isAssignableFrom(err.getClass())) {
LOG.info("This item is currently unavailable. We will inform you as soon as the item "
+ "becomes available again.");
finalSiteMsgShown = true;
LOG.info("Order " + order.id + ": Item " + order.item + " unavailable, trying to add "
LOG.info(ORDER + order.id + ": Item " + order.item + " unavailable, trying to add "
+ "problem to employee handle..");
employeeHandleIssue(o);
} else {
LOG.info("Sorry, there was a problem in creating your order. Please try later.");
LOG.error("Order " + order.id + ": Shipping service unavailable, order not placed..");
LOG.error(ORDER + order.id + ": Shipping service unavailable, order not placed..");
finalSiteMsgShown = true;
}
};
@ -164,7 +166,7 @@ public class Commander {
if (order.paid.equals(PaymentStatus.TRYING)) {
order.paid = PaymentStatus.NOT_DONE;
sendPaymentFailureMessage(order);
LOG.error("Order " + order.id + ": Payment time for order over, failed and returning..");
LOG.error(ORDER + order.id + ": Payment time for order over, failed and returning..");
} //if succeeded or failed, would have been dequeued, no attempt to make payment
return;
}
@ -173,17 +175,17 @@ public class Commander {
Retry.Operation op = (l) -> {
if (!l.isEmpty()) {
if (DatabaseUnavailableException.class.isAssignableFrom(l.get(0).getClass())) {
LOG.debug("Order " + order.id + ": Error in connecting to payment service,"
LOG.debug(ORDER + order.id + ": Error in connecting to payment service,"
+ " trying again..");
} else {
LOG.debug("Order " + order.id + ": Error in creating payment request..");
LOG.debug(ORDER + order.id + ": Error in creating payment request..");
}
throw l.remove(0);
}
if (order.paid.equals(PaymentStatus.TRYING)) {
var transactionId = paymentService.receiveRequest(order.price);
order.paid = PaymentStatus.DONE;
LOG.info("Order " + order.id + ": Payment successful, transaction Id: " + transactionId);
LOG.info(ORDER + order.id + ": Payment successful, transaction Id: " + transactionId);
if (!finalSiteMsgShown) {
LOG.info("Payment made successfully, thank you for shopping with us!!");
finalSiteMsgShown = true;
@ -199,7 +201,7 @@ public class Commander {
+ "Meanwhile, your order has been converted to COD and will be shipped.");
finalSiteMsgShown = true;
}
LOG.error("Order " + order.id + ": Payment details incorrect, failed..");
LOG.error(ORDER + order.id + ": Payment details incorrect, failed..");
o.paid = PaymentStatus.NOT_DONE;
sendPaymentFailureMessage(o);
} else {
@ -209,7 +211,7 @@ public class Commander {
+ "asap. Don't worry, your order has been placed and will be shipped.");
finalSiteMsgShown = true;
}
LOG.warn("Order " + order.id + ": Payment error, going to queue..");
LOG.warn(ORDER + order.id + ": Payment error, going to queue..");
sendPaymentPossibleErrorMsg(o);
}
if (o.paid.equals(PaymentStatus.TRYING) && System
@ -234,7 +236,7 @@ public class Commander {
if (System.currentTimeMillis() - qt.order.createdTime >= this.queueTime) {
// since payment time is lesser than queuetime it would have already failed..
// additional check not needed
LOG.trace("Order " + qt.order.id + ": Queue time for order over, failed..");
LOG.trace(ORDER + qt.order.id + ": Queue time for order over, failed..");
return;
} else if (qt.taskType.equals(TaskType.PAYMENT) && !qt.order.paid.equals(PaymentStatus.TRYING)
|| qt.taskType.equals(TaskType.MESSAGING) && (qt.messageType == 1
@ -242,29 +244,29 @@ public class Commander {
|| qt.order.messageSent.equals(MessageSent.PAYMENT_FAIL)
|| qt.order.messageSent.equals(MessageSent.PAYMENT_SUCCESSFUL))
|| qt.taskType.equals(TaskType.EMPLOYEE_DB) && qt.order.addedToEmployeeHandle) {
LOG.trace("Order " + qt.order.id + ": Not queueing task since task already done..");
LOG.trace(ORDER + qt.order.id + ": Not queueing task since task already done..");
return;
}
var list = queue.exceptionsList;
Thread t = new Thread(() -> {
Retry.Operation op = (list1) -> {
if (!list1.isEmpty()) {
LOG.warn("Order " + qt.order.id + ": Error in connecting to queue db, trying again..");
LOG.warn(ORDER + qt.order.id + ": Error in connecting to queue db, trying again..");
throw list1.remove(0);
}
queue.add(qt);
queueItems++;
LOG.info("Order " + qt.order.id + ": " + qt.getType() + " task enqueued..");
LOG.info(ORDER + qt.order.id + ": " + qt.getType() + " task enqueued..");
tryDoingTasksInQueue();
};
Retry.HandleErrorIssue<QueueTask> handleError = (qt1, err) -> {
if (qt1.taskType.equals(TaskType.PAYMENT)) {
qt1.order.paid = PaymentStatus.NOT_DONE;
sendPaymentFailureMessage(qt1.order);
LOG.error("Order " + qt1.order.id + ": Unable to enqueue payment task,"
LOG.error(ORDER + qt1.order.id + ": Unable to enqueue payment task,"
+ " payment failed..");
}
LOG.error("Order " + qt1.order.id + ": Unable to enqueue task of type " + qt1.getType()
LOG.error(ORDER + qt1.order.id + ": Unable to enqueue task of type " + qt1.getType()
+ ", trying to add to employee handle..");
employeeHandleIssue(qt1.order);
};
@ -328,7 +330,7 @@ public class Commander {
private void sendSuccessMessage(Order order) {
if (System.currentTimeMillis() - order.createdTime >= this.messageTime) {
LOG.trace("Order " + order.id + ": Message time for order over, returning..");
LOG.trace(ORDER + order.id + ": Message time for order over, returning..");
return;
}
var list = messagingService.exceptionsList;
@ -354,7 +356,7 @@ public class Commander {
&& System.currentTimeMillis() - o.createdTime < messageTime) {
var qt = new QueueTask(order, TaskType.MESSAGING, 2);
updateQueue(qt);
LOG.info("Order " + order.id + ": Error in sending Payment Success message, trying to"
LOG.info(ORDER + order.id + ": Error in sending Payment Success message, trying to"
+ " queue task and add to employee handle..");
employeeHandleIssue(order);
}
@ -364,10 +366,10 @@ public class Commander {
return (l) -> {
if (!l.isEmpty()) {
if (DatabaseUnavailableException.class.isAssignableFrom(l.get(0).getClass())) {
LOG.debug("Order " + order.id + ": Error in connecting to messaging service "
LOG.debug(ORDER + order.id + ": Error in connecting to messaging service "
+ "(Payment Success msg), trying again..");
} else {
LOG.debug("Order " + order.id + ": Error in creating Payment Success"
LOG.debug(ORDER + order.id + ": Error in creating Payment Success"
+ " messaging request..");
}
throw l.remove(0);
@ -376,7 +378,7 @@ public class Commander {
&& !order.messageSent.equals(MessageSent.PAYMENT_SUCCESSFUL)) {
var requestId = messagingService.receiveRequest(2);
order.messageSent = MessageSent.PAYMENT_SUCCESSFUL;
LOG.info("Order " + order.id + ": Payment Success message sent,"
LOG.info(ORDER + order.id + ": Payment Success message sent,"
+ " request Id: " + requestId);
}
};
@ -384,7 +386,7 @@ public class Commander {
private void sendPaymentFailureMessage(Order order) {
if (System.currentTimeMillis() - order.createdTime >= this.messageTime) {
LOG.trace("Order " + order.id + ": Message time for order over, returning..");
LOG.trace(ORDER + order.id + ": Message time for order over, returning..");
return;
}
var list = messagingService.exceptionsList;
@ -412,7 +414,7 @@ public class Commander {
&& System.currentTimeMillis() - o.createdTime < messageTime) {
var qt = new QueueTask(order, TaskType.MESSAGING, 0);
updateQueue(qt);
LOG.warn("Order " + order.id + ": Error in sending Payment Failure message, "
LOG.warn(ORDER + order.id + ": Error in sending Payment Failure message, "
+ "trying to queue task and add to employee handle..");
employeeHandleIssue(o);
}
@ -421,10 +423,10 @@ public class Commander {
private void handlePaymentFailureRetryOperation(Order order, List<Exception> l) throws Exception {
if (!l.isEmpty()) {
if (DatabaseUnavailableException.class.isAssignableFrom(l.get(0).getClass())) {
LOG.debug("Order " + order.id + ": Error in connecting to messaging service "
LOG.debug(ORDER + order.id + ": Error in connecting to messaging service "
+ "(Payment Failure msg), trying again..");
} else {
LOG.debug("Order " + order.id + ": Error in creating Payment Failure"
LOG.debug(ORDER + order.id + ": Error in creating Payment Failure"
+ " message request..");
}
throw l.remove(0);
@ -433,7 +435,7 @@ public class Commander {
&& !order.messageSent.equals(MessageSent.PAYMENT_SUCCESSFUL)) {
var requestId = messagingService.receiveRequest(0);
order.messageSent = MessageSent.PAYMENT_FAIL;
LOG.info("Order " + order.id + ": Payment Failure message sent successfully,"
LOG.info(ORDER + order.id + ": Payment Failure message sent successfully,"
+ " request Id: " + requestId);
}
}
@ -468,7 +470,7 @@ public class Commander {
&& System.currentTimeMillis() - o.createdTime < messageTime) {
var qt = new QueueTask(order, TaskType.MESSAGING, 1);
updateQueue(qt);
LOG.warn("Order " + order.id + ": Error in sending Payment Error message, "
LOG.warn(ORDER + order.id + ": Error in sending Payment Error message, "
+ "trying to queue task and add to employee handle..");
employeeHandleIssue(o);
}
@ -478,10 +480,10 @@ public class Commander {
throws Exception {
if (!l.isEmpty()) {
if (DatabaseUnavailableException.class.isAssignableFrom(l.get(0).getClass())) {
LOG.debug("Order " + order.id + ": Error in connecting to messaging service "
LOG.debug(ORDER + order.id + ": Error in connecting to messaging service "
+ "(Payment Error msg), trying again..");
} else {
LOG.debug("Order " + order.id + ": Error in creating Payment Error"
LOG.debug(ORDER + order.id + ": Error in creating Payment Error"
+ " messaging request..");
}
throw l.remove(0);
@ -490,28 +492,28 @@ public class Commander {
.equals(MessageSent.NONE_SENT)) {
var requestId = messagingService.receiveRequest(1);
order.messageSent = MessageSent.PAYMENT_TRYING;
LOG.info("Order " + order.id + ": Payment Error message sent successfully,"
LOG.info(ORDER + order.id + ": Payment Error message sent successfully,"
+ " request Id: " + requestId);
}
}
private void employeeHandleIssue(Order order) {
if (System.currentTimeMillis() - order.createdTime >= this.employeeTime) {
LOG.trace("Order " + order.id + ": Employee handle time for order over, returning..");
LOG.trace(ORDER + order.id + ": Employee handle time for order over, returning..");
return;
}
var list = employeeDb.exceptionsList;
var t = new Thread(() -> {
Retry.Operation op = (l) -> {
if (!l.isEmpty()) {
LOG.warn("Order " + order.id + ": Error in connecting to employee handle,"
LOG.warn(ORDER + order.id + ": Error in connecting to employee handle,"
+ " trying again..");
throw l.remove(0);
}
if (!order.addedToEmployeeHandle) {
employeeDb.receiveRequest(order);
order.addedToEmployeeHandle = true;
LOG.info("Order " + order.id + ": Added order to employee database");
LOG.info(ORDER + order.id + ": Added order to employee database");
}
};
Retry.HandleErrorIssue<Order> handleError = (o, err) -> {
@ -519,7 +521,7 @@ public class Commander {
.currentTimeMillis() - order.createdTime < employeeTime) {
var qt = new QueueTask(order, TaskType.EMPLOYEE_DB, -1);
updateQueue(qt);
LOG.warn("Order " + order.id + ": Error in adding to employee db,"
LOG.warn(ORDER + order.id + ": Error in adding to employee db,"
+ " trying to queue task..");
}
};
@ -538,51 +540,51 @@ public class Commander {
if (queueItems != 0) {
var qt = queue.peek(); //this should probably be cloned here
//this is why we have retry for doTasksInQueue
LOG.trace("Order " + qt.order.id + ": Started doing task of type " + qt.getType());
LOG.trace(ORDER + qt.order.id + ": Started doing task of type " + qt.getType());
if (qt.getFirstAttemptTime() == -1) {
qt.setFirstAttemptTime(System.currentTimeMillis());
}
if (System.currentTimeMillis() - qt.getFirstAttemptTime() >= queueTaskTime) {
tryDequeue();
LOG.trace("Order " + qt.order.id + ": This queue task of type " + qt.getType()
LOG.trace(ORDER + qt.order.id + ": This queue task of type " + qt.getType()
+ " does not need to be done anymore (timeout), dequeue..");
} else {
if (qt.taskType.equals(TaskType.PAYMENT)) {
if (!qt.order.paid.equals(PaymentStatus.TRYING)) {
tryDequeue();
LOG.trace("Order " + qt.order.id + ": This payment task already done, dequeueing..");
LOG.trace(ORDER + qt.order.id + ": This payment task already done, dequeueing..");
} else {
sendPaymentRequest(qt.order);
LOG.debug("Order " + qt.order.id + ": Trying to connect to payment service..");
LOG.debug(ORDER + qt.order.id + ": Trying to connect to payment service..");
}
} else if (qt.taskType.equals(TaskType.MESSAGING)) {
if (qt.order.messageSent.equals(MessageSent.PAYMENT_FAIL)
|| qt.order.messageSent.equals(MessageSent.PAYMENT_SUCCESSFUL)) {
tryDequeue();
LOG.trace("Order " + qt.order.id + ": This messaging task already done, dequeue..");
LOG.trace(ORDER + qt.order.id + ": This messaging task already done, dequeue..");
} else if (qt.messageType == 1 && (!qt.order.messageSent.equals(MessageSent.NONE_SENT)
|| !qt.order.paid.equals(PaymentStatus.TRYING))) {
tryDequeue();
LOG.trace("Order " + qt.order.id + ": This messaging task does not need to be done,"
LOG.trace(ORDER + qt.order.id + ": This messaging task does not need to be done,"
+ " dequeue..");
} else if (qt.messageType == 0) {
sendPaymentFailureMessage(qt.order);
LOG.debug("Order " + qt.order.id + ": Trying to connect to messaging service..");
LOG.debug(ORDER + qt.order.id + ": Trying to connect to messaging service..");
} else if (qt.messageType == 1) {
sendPaymentPossibleErrorMsg(qt.order);
LOG.debug("Order " + qt.order.id + ": Trying to connect to messaging service..");
LOG.debug(ORDER + qt.order.id + ": Trying to connect to messaging service..");
} else if (qt.messageType == 2) {
sendSuccessMessage(qt.order);
LOG.debug("Order " + qt.order.id + ": Trying to connect to messaging service..");
LOG.debug(ORDER + qt.order.id + ": Trying to connect to messaging service..");
}
} else if (qt.taskType.equals(TaskType.EMPLOYEE_DB)) {
if (qt.order.addedToEmployeeHandle) {
tryDequeue();
LOG.trace("Order " + qt.order.id + ": This employee handle task already done,"
LOG.trace(ORDER + qt.order.id + ": This employee handle task already done,"
+ " dequeue..");
} else {
employeeHandleIssue(qt.order);
LOG.debug("Order " + qt.order.id + ": Trying to connect to employee handle..");
LOG.debug(ORDER + qt.order.id + ": Trying to connect to employee handle..");
}
}
}