Fix the issue when waiting an empty list or a null pointer #3632
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raulchen
reviewed
Dec 25, 2018
| @@ -47,6 +47,13 @@ public RayletClientImpl(String schedulerSockName, UniqueId clientId, | |||
| @Override | |||
| public <T> WaitResult<T> wait(List<RayObject<T>> waitFor, int numReturns, int | |||
| timeoutMs, UniqueId currentTaskId) { | |||
| if (waitFor == null) { | |||
| throw new NullPointerException(); | |||
| } | |||
There was a problem hiding this comment.
use Preconditions.checkNotNull()
raulchen
approved these changes
Dec 25, 2018
|
Test FAILed. |
|
Test FAILed. |
|
CI failures should be unrelated, because this PR only touches Java code. |
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What do these changes do?
Before this change, if we wait an empty list or a null pointer, the raylet will crash because of a failure of
check(list.size() is not 0).Related issue number
N/A