checks if the specified file path exists concode_field_sep String TAG_READ concode_elem_sep String TAG_WRITE concode_elem_sep int REBOOT_TIMEOUT concode_field_sep String readValue concode_elem_sep void showRebootDialog concode_elem_sep boolean directoryExists concode_elem_sep void showErrorDialog concode_elem_sep boolean writeValue
boolean function ( String arg0 ) { return new File ( arg0 ) . exists ( ) ; }