Java是一种可以撰写跨平台应用软件的面向对象的程序设计语言，Java 技术具有卓越的通用性、高效性、平台移植性和安全性，广泛应用于个人PC、数据中心、游戏控制台、科学超级计算机、移动电话和互联网-Java is a cross-platform application software can make the object oriented programming language, Java technology has excellent versatility, efficiency and safety, platform portability, widely used in personal PC, data center, game console, scientific super computer, mobile phones and the Internet