Using RXTX to get the computer serial port

RXTX is an extension of Javacomm serial communication

RXTX files required for development: Http://rxtx.qbang.org/wiki/index.php/Download

After unpacking, you can see the folders that support each platform:

If the installation path for Java is D:\java\jre7, the RxtxSerial.dll in the selected folder is copied to D:\java\jre7\bin\,

Copy Rxtxcomm.jar to D:java\jre\lib\ext\

The Rxtxcomm.jar is then introduced in the project's Lib package.

1 /**2 * Get computer serial port3 * @return4 * @throwsException5 * RXTX6 */7  PublicList<combean> listallcom ()throwsException {8List<combean> listcom =NewArraylist<>();9 commportidentifier Portid;TenEnumeration<?>portlist; One  　　 Try { APortlist =commportidentifier.getportidentifiers (); -  　　　　  while(Portlist.hasmoreelements ()) { -Carmanagebean car =NewCarmanagebean (); thePortid =(Commportidentifier) portlist.nextelement (); -  　　　　　　 if(Portid.getporttype () = =commportidentifier.port_serial) { - car.setcom (Portid.getname ()); - Listcom.add (car); + } - } +  　　　　 if(listcom.size () = = 0) { ACarmanagebean car =NewCarmanagebean (); atCar.setcom ("Serial not Found!")); - Listcom.add (car); - } -}Catch(Exception e) { - e.printstacktrace (); - } in  　　 returnlistcom; -}

Using RXTX to get the computer serial port