在最受欢迎的程序设计语言排行榜上，Java语言已经连续数年位列榜首。“Write once,Run anywhere，（一次编写，到处可行）”，这是一种很有效率的编程方式。跨平台、完全面向对象、既适于单机编程也适合于Internet编程等特点，给Java语言注入了强大的生命力(In the most popular list of programming languages, the Java language has ranked the top of the list for several years. "Write once, Run anywhere, (once written, everywhere)", this is a very efficient way of programming. Cross platform, full object oriented, suitable for single machine programming and Internet programming, inject strong vitality into the Java language)