说明：  jedit 是一个用java 编写的源码开放的文本编辑器。有很多有用的特性，包括语法加亮显示，括号匹配，表达式搜索，多个文件搜索和替换，定义键盘宏
(jedit is prepared to use java and open source text editor. Has many useful features, including syntax highlighting show in parentheses matching, regular expression searching, multiple file search and replace, keyboard macro definition)