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1.x: clarify join/groupJoin no ordering guarantees #3756

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Mar 14, 2016
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6 changes: 6 additions & 0 deletions src/main/java/rx/Observable.java
Original file line number Diff line number Diff line change
Expand Up @@ -5888,6 +5888,9 @@ public final <K> Observable<GroupedObservable<K, T>> groupBy(final Func1<? super
/**
* Returns an Observable that correlates two Observables when they overlap in time and groups the results.
* <p>
* There are no guarantees in what order the items get combined when multiple
* items from one or both source Observables overlap.
* <p>
* <img width="640" height="380" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/groupJoin.png" alt="">
* <dl>
* <dt><b>Scheduler:</b></dt>
Expand Down Expand Up @@ -5959,6 +5962,9 @@ private static class HolderAnyForEmpty {
/**
* Correlates the items emitted by two Observables based on overlapping durations.
* <p>
* There are no guarantees in what order the items get combined when multiple
* items from one or both source Observables overlap.
* <p>
* <img width="640" height="380" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/join_.png" alt="">
* <dl>
* <dt><b>Scheduler:</b></dt>
Expand Down