R4J isn't endorsed by Riot Games and doesn't reflect the views or opinions of Riot Games or anyone officially involved in producing or managing League of Legends. League of Legends and Riot Games are trademarks or registered trademarks of Riot Games, Inc. League of Legends © Riot Games, Inc.

How do I use it?

Check out one of the many tests, as they provide good examples.

What features does it have?

Type	Supported
V5 compatible?	Yes!
Rate-limiting?	Set dynamically based on your key!

Cache	Supported
FileSystem	Yes!
Memory	Partly...
SQL	Not yet :(

How do I download?

For maven / gradle / sbt / leiningen: Jitpack
For a JAR file: Releases

Javadoc?

Click here

How do I async?

Wrap the method-call in CompletableFuture

CompletableFuture.supplyAsync(() -> api.getSummonerAPI().getSummonerByAccount(Platform.EUW1, Constants.TEST_ACCOUNT_IDS[0])).thenAccept(this::handleSummonerCallback);

private void handleSummonerCallback(Summoner u)
{
    System.out.println(u);
}

more examples here

TODO:

• Add ALL methods to MemoryCacheProvider
• Add support for sql storage (hibernate?)
• Add ddragon as an alternative to static-data