Spring is basically supported.
In this version, Catty supports spring-xml config, and multi configs has supported like heartbeat-config.
And some significant changes made:
1.spring supported.
2.protocol config has be taken apart from client-config and server-config.
3.server's ExecutorService has changed from HashableExecutor to StandardThreadExecutor, which come from Tomcat and could get better performance in IO-hard system.
4.benchmark has made and Catty is a little better than dubbo about 5% and a little bad than motan.
5.cluster strategy could be config. FailFast, FailOver, Auto-Recovery strategies could be set.
In next version, more slb strategies and cluster strategies will be support, spring would be better supported.