java 串口编程---查看本机上所有的串口

转载自：http://blog.sina.com.cn/s/blog_667528fd0100yuva.html

//查看本机上所有的串口
import java.util.Enumeration;
import javax.comm.CommPortIdentifier;
public class ViewPorts {
public void listPorts(){
Enumeration enumeration=CommPortIdentifier.getPortIdentifiers();
CommPortIdentifier portId;
while(enumeration.hasMoreElements()){
portId=(CommPortIdentifier)enumeration.nextElement();
if(portId.getPortType()==CommPortIdentifier.PORT_SERIAL){
System.out.println("port name :"+portId.getName());
}
}
}
public static void main(String[] args) {
ViewPorts vPorts=new ViewPorts();
vPorts.listPorts();
}
}