Java语言是一种非常强大的软件编程语言，Java平台则是一个完整的软件开发体系平台。Java语言具备简单性、面向对象性、分布式、解释性、健壮性、安全性、结构中立性、可移植性、高效性、多线程、动态性等特点，使用Java语言开发的软件项目现在随处可见。 -Java language is a very powerful software programming language, Java platform is a complete software development system platform. Have the simplicity of Java language, object-oriented, and distributed, interpretative, robustness, security, structural neutrality, portability, efficiency, multi-threaded, dynamic characteristics such as the use of Java language development software project now can be seen everywhere.