porttest.java

自己实现的基于串口通讯发送短消息的低层协议JAVA代码

package com.jzl.at.test;

import java.util.Enumeration;

import javax.comm.CommPortIdentifier;
import javax.comm.PortInUseException;
import javax.comm.SerialPort;

public class PortTest {
	
	Enumeration portLists = null;
	SerialPort sPort = null;
	
	public PortTest(){}
	
	public  void getPort(String owner,int time) throws PortInUseException{
		
		portLists = CommPortIdentifier.getPortIdentifiers();
		
		while(portLists.hasMoreElements()){
			
			CommPortIdentifier tempPort =(CommPortIdentifier) portLists.nextElement();
			if(tempPort.getPortType() == CommPortIdentifier.PORT_SERIAL){
				
				sPort =(SerialPort)tempPort.open(owner, time);
				System.out.println("Serial port name is:"+sPort.getName());
			}
		}
	}
	/**
	 * @param args
	 * @throws PortInUseException 
	 */
	public static void main(String[] args) throws PortInUseException {
		// TODO Auto-generated method stub
		PortTest test = new PortTest();
		test.getPort(PortTest.class.getName(), 5000);
	}

}