/** When a {@link HystrixObservableCommand} emits a value during fallback */
/* package */ void markFallbackEmit() {
eventNotifier.markEvent(HystrixEventType.FALLBACK_EMIT, getCommandKey());
counter.increment(HystrixRollingNumberEvent.FALLBACK_EMIT);
}
/**
* When a command is fronted by an {@link HystrixCollapser} then this marks how many requests are
* collapsed into the single command execution.
*
* @param numRequestsCollapsedToBatch number of requests which got batched
*/
/* package */ void markCollapsed(int numRequestsCollapsedToBatch) {
eventNotifier.markEvent(HystrixEventType.COLLAPSED, key);
counter.add(HystrixRollingNumberEvent.COLLAPSED, numRequestsCollapsedToBatch);
}
/**
* When a response is coming from a cache.
*
* <p>The cache-hit ratio can be determined by dividing this number by the total calls.
*/
/* package */ void markResponseFromCache() {
eventNotifier.markEvent(HystrixEventType.RESPONSE_FROM_CACHE, key);
counter.increment(HystrixRollingNumberEvent.RESPONSE_FROM_CACHE);
}
/**
* When a {@link HystrixCommand} attempts to retrieve a fallback but it is rejected due to too
* many concurrent executing fallback requests.
*/
/* package */ void markFallbackRejection() {
eventNotifier.markEvent(HystrixEventType.FALLBACK_REJECTION, key);
counter.increment(HystrixRollingNumberEvent.FALLBACK_REJECTION);
}
/**
* When a {@link HystrixCommand} throws an exception (this will occur every time {@link
* #markFallbackFailure} occurs, whenever {@link #markFailure} occurs without a fallback
* implemented, or whenever a {@link #markBadRequest(long)} occurs)
*/
/* package */ void markExceptionThrown() {
eventNotifier.markEvent(HystrixEventType.EXCEPTION_THROWN, key);
counter.increment(HystrixRollingNumberEvent.EXCEPTION_THROWN);
}
/** When a {@link HystrixCommand} returns a Fallback successfully. */
/* package */ void markFallbackSuccess() {
eventNotifier.markEvent(HystrixEventType.FALLBACK_SUCCESS, key);
counter.increment(HystrixRollingNumberEvent.FALLBACK_SUCCESS);
}
/** When a {@link HystrixCommand} attempts to retrieve a fallback but fails. */
/* package */ void markFallbackFailure() {
eventNotifier.markEvent(HystrixEventType.FALLBACK_FAILURE, key);
counter.increment(HystrixRollingNumberEvent.FALLBACK_FAILURE);
}
/**
* When a {@link HystrixCommand} is unable to execute due to reaching the semaphore limit it will
* call this method to report its occurrence.
*/
/* package */ void markSemaphoreRejection() {
eventNotifier.markEvent(HystrixEventType.SEMAPHORE_REJECTED, key);
counter.increment(HystrixRollingNumberEvent.SEMAPHORE_REJECTED);
}
/**
* When a {@link HystrixCommand} is executed and triggers a {@link HystrixBadRequestException}
* during its execution
*/
/* package */ void markBadRequest(long duration) {
eventNotifier.markEvent(HystrixEventType.BAD_REQUEST, key);
counter.increment(HystrixRollingNumberEvent.BAD_REQUEST);
}
/**
* When a {@link HystrixCommand} is unable to queue up (threadpool rejection) it will call this
* method to report its occurrence.
*/
/* package */ void markThreadPoolRejection() {
eventNotifier.markEvent(HystrixEventType.THREAD_POOL_REJECTED, key);
counter.increment(HystrixRollingNumberEvent.THREAD_POOL_REJECTED);
}
/**
* When a {@link HystrixCommand} performs a short-circuited fallback it will call this method to
* report its occurrence.
*/
/* package */ void markShortCircuited() {
eventNotifier.markEvent(HystrixEventType.SHORT_CIRCUITED, key);
counter.increment(HystrixRollingNumberEvent.SHORT_CIRCUITED);
}
/**
* When a {@link HystrixCommand} times out (fails to complete) it will call this method to report
* its failure along with how long the command waited (this time should equal or be very close to
* the timeout value).
*
* @param duration command duration
*/
/* package */ void markTimeout(long duration) {
eventNotifier.markEvent(HystrixEventType.TIMEOUT, key);
counter.increment(HystrixRollingNumberEvent.TIMEOUT);
}
/**
* When a {@link HystrixCommand} fails to complete it will call this method to report its failure
* along with how long the execution took.
*
* @param duration command duration
*/
/* package */ void markFailure(long duration) {
eventNotifier.markEvent(HystrixEventType.FAILURE, key);
counter.increment(HystrixRollingNumberEvent.FAILURE);
}
/**
* When a {@link HystrixCommand} successfully completes it will call this method to report its
* success along with how long the execution took.
*
* @param duration command duration
*/
/* package */ void markSuccess(long duration) {
eventNotifier.markEvent(HystrixEventType.SUCCESS, key);
counter.increment(HystrixRollingNumberEvent.SUCCESS);
}
