Dubbo 2.6.3 预览版发布，分布式 RPC 服务框架

内容简介：Dubbo 2.6.3 预览版已发布，列出了即将到来的正式版本所包含的更新内容： 改进/特性 Support implicit delivery of attachments from provider to consumer, #889 Support inject Spring bean to SPI by bean ty...

Dubbo 2.6.3 预览版已发布，列出了即将到来的正式版本所包含的更新内容：

改进/特性

• Support implicit delivery of attachments from provider to consumer, #889

• Support inject Spring bean to SPI by bean type, #1837

• Add generic invoke and attachments support for http&hessian protocol, #1827

• Get the real methodname to support consistenthash for generic invoke, #1872

• Remove validation key from provider url on Consumer side, config depedently, #1386

• Introducing the Bootstrap module as a unified entry for Dubbo startup and resource destruction, #1665

• Open TCP_NODELAY on Netty 3, #1746

• Graceful shutdown optimization (unified to the lifecycle to Servlet or Spring), #1820, #2126

• Enable thread pool on Consumer side, #2013

• Support specify proxy type on provide side, #1873

• Support dbindex in redis, #1831

• Upgrade tomcat to 8.5.31, #1781

Bug 修复

• ExecutionDispatcher meet with user docs, #1089

• Remove side effects of Dubbo custom loggers on Netty logger, #1717

• Fix isShutdown() judge of Dubbo biz threadpool always return true, #1426

• Selection of invoker node under the critical condition of only two nodes, #1759

• Listener cann't be removed during unsubscribe when use ZK as registry, #1792

• URL parsing problem when user filed contains '@', #1808

• Check null in CacheFilter to avoid NPE, #1828

• Fix potential deadlock in DubboProtocol, #1836

• Restore the bug that attachment has not been updated in the RpcContext when the Dubbo built-in retry mechanism is triggered, #1453

性能优化

• ChannelState branch prediction optimization. #1643

• Optimize AtomicPositiveInteger, less memory and compute cost, #348

• Introduce embeded Threadlocal to replace the JDK implementation, #1745

Hessian-lite

• Hessian deserialization optimization, #1705

• Support Locale type, #1761

源码下载：https://github.com/apache/incubator-dubbo/releases

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