码农足迹

J2SE 进阶学习资料 介绍J2SE的电子书：包括I/O、线程、java安全性、集合框架、高级AWT等详细介绍。

JAAS in Action If you find this at all useful, please leave a comment below: it’s great to hear from folks!

Service Component Architecture, or SCA, is a technology for creat ing services and assembling them into composite applications. SC addresses the perennial question of how to build systems from a series of interconnected parts. In SCA, these parts interact by pro- viding services that perform a specific function. Services may be implemented using different technologies and programming lan- guages. For example, a service can be implemented in Java, C++, or in a specialized language such as Business Process Execution Language (BPEL). Services may also be collocated in the same op- erating system process or distributed across multiple processes running on different machines. SCA provides a framework for building these services, describing how they communicate and