java 开发usb
javax.usb.UsbException: Properties file javax.usb.properties not found.at javax.usb.UsbHostManager.setupProperties(Unknown Source)
at javax.usb.UsbHostManager.getProperties(Unknown Source)
at javax.usb.UsbHostManager.createUsbServices(Unknown Source)
at javax.usb.UsbHostManager.getUsbServices(Unknown Source)
at usb.TraverseUSB.getUsbSystem(TraverseUSB.java:19)
at usb.TraverseUSB.main(TraverseUSB.java:49)
那位知道怎么配置开发环境。我用JB2006