Spring Integration 4.2 RC 发布，此版本现已提供在 spring milestone repository。
更新内容：
Security Context Propagation
STOMP Client Channel Adapters
Metrics
File Scanner
Event Channel Adapters
Process Barrier
Last Modified File List Filter
Codec
JMS Shared Subscriptions
(S)FTP improvements
SOAP Action Propagation
之前版本的改进：
A significant overhaul of the JMX support in the framework, providing performance and other improvements when JMX is enabled
A mongodb metadata store
@SecuredChannel annotation
Conditional Pollers - the polling interval can be adjusted dynamically, based on the results of (or before executing) the current poll
Cross Origin Resource Sharing (CORS) support in the http inbound gateway
Zookeeper Support for leadership, locks, and metadata
CompletableFuture gateway method return values
Aggregator improvements
(S)FTP improvements
Some performance bottlenecks have been identified and corrected.
Spring Integration能在基于Spring的应用中进行简单的消息通信，并通过简单的适配器与外部系统集成。这些适配器提供了一个更高级别的抽象，超越 了Spring对远程调用、消息和调度的支持。其主要目标是在保持关注点分离的同时，为构建企业集成解决方案提供一个简单的模型，该模型对产出可维护、可 测试的代码来说是必不可少的。
软件详情：https://jira.spring.io/jira/secure/ReleaseNote.jspa?projectId=10121&version=15231
下载地址：https://repo.spring.io/milestone/
来自:开源中国社区
