java 获取USB外接设备信息demo-get usb info via java

java端通过命令行的操作来获取系统usb数量。也是一个与系统命令交互，实现相应功能的demo，应用与Android平台。-java side through the command line operations to obtain system usb quantity. Also an interaction with the system command to achieve the corresponding functions of the demo, applications an

通过java代码获取usb fax modem获取座机来电显示内容，并弹出java窗口显示详情。-java show tel in