Version 3.0.0-RC0 - June 25, 2019 (Maven)

This is an early release for 3.0.0 to verify the release process still works for the new artifact location.

This release note does not detail the changes since 2.2.x. Please check out the wiki pageWhat's different in 3.0 from time to time for the details and migration guide.

API changes

• Add eager truncation to boundedreplay() to avoid item retention (3.x: Add eager truncation to bounded replay() to avoid item retention #6532)
• AddX.fromSupplier() (3.x: Add X.fromSupplier() #6529)
• AddconcatMap withScheduler guaranteeing where the mapper function runs (3.x: Add concatMap with Scheduler guaranteeing where the mapper runs #6538)
• AddstartWithItem &startWithIterable (3.x: disambiguate startWith+1 to startWithItem & startWithIterable #6530)
• ConnectableFlowable/ConnetableFlowable redesign (3.x: ConnectableFlowable/ConnetableObservabe redesign #6519)
• Mergeas() intoto() (3.x: Merge as() into to() #6514)
• ChangeMaybe.defaultIfEmpty() to returnSingle (3.x: Various small API changes and removals #6517)
• Widen functional interface throws, replaceCallable withSupplier in operator signatures (3.x: Widen functional interface throws, replace Callable with Supplier #6511)
• Promote Beta/Experimental operators to Standard (3.x: Promote Beta/Experimental to Standard #6537)
• RemovegetValues() from some subjects/processors (3.x: remove getValues() from some subjects/processors #6516)
• Remove methods from test consumers, make internal versions (3.x: Remove methods from test consumers, make internal versions #6526)
• Removereplay(Scheduler) and its overloads (3.x: remove no-arg dematerialize(); remove replay(Scheduler) variants #6539)
• Removedematerialize() (3.x: remove no-arg dematerialize(); remove replay(Scheduler) variants #6539)
• RemovestartWith(T|Iterable) (3.x: disambiguate startWith+1 to startWithItem & startWithIterable #6530)
• Removeas() (3.x: Merge as() into to() #6514)
• RemoveMaybe.toSingle(T) (3.x: Various small API changes and removals #6517)
• RemoveFlowable.subscribe(4 args) (3.x: Various small API changes and removals #6517)
• RemoveObservable.subscribe(4 args) (3.x: Various small API changes and removals #6517)
• RemoveSingle.toCompletable() (3.x: Various small API changes and removals #6517)
• RemoveCompletable.blockingGet() (3.x: Various small API changes and removals #6517)

Behavior changes

• Makeusing() resource disposal order consistent with eager-mode (3.x: Make using() resource disposal order consistent with eager-mode #6534)
• ConnectableFlowable/ConnetableFlowable redesign (3.x: ConnectableFlowable/ConnetableObservabe redesign #6519)
• Add eager truncation to boundedreplay() to avoid item retention (3.x: Add eager truncation to bounded replay() to avoid item retention #6532)

Bugfixes

• FixconcatMapDelayError not continuing on fused inner source crash (3.x: Fix concatMapDelayError not continuing on fused inner source crash #6523)
• Sync up with 2.2.10 snapshot (3.x: Sync up with 2.2.10 snapshot #6507)
• Merge in changes from 2.x since the initial branching (3.x: Merge in changes from 2.x since the initial branching #6498)

Documentation enhancements

• Clarify create emitters are per consumer (3.x: JavaDocs: clarify create emitters are per consumer #6535)
• Add marbles toX.fromSupplier (3.x: add marbles to X.fromSupplier #6531)
• Sync up with 2.2.10 snapshot (3.x: Sync up with 2.2.10 snapshot #6507)
• Merge in changes from 2.x since the initial branching (3.x: Merge in changes from 2.x since the initial branching #6498)

Other

• RemoveChanges.md (3.x: Remove Changes.md #6533)
• Removetest fromtestXXX method names, create a validator (3.x: removetest fromtestXXX method names, create a validator #6525)
• Sync up with 2.2.10 snapshot (3.x: Sync up with 2.2.10 snapshot #6507)
• Merge in changes from 2.x since the initial branching (3.x: Merge in changes from 2.x since the initial branching #6498)