用JAVA开发的一个小型的目录监视系统，系统会每5秒自动扫描一次需要监视的目录，可以用来监视目录中文件大小及文件增减数目的变化。-JAVA development with a small directory monitoring system, the system will automatically scan every 5 seconds a need to monitor a directory, the directory can be used to monitor the increase or decrease the file size and file changes in the number.
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