SM MODEM不能关闭服务,串口占用,gun.io.PortInUseException:Port curre

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GSM MODEM发短信调用串口发短信时,第一条可以正常发送,第二条的时候就报错了!大致意思是端口被占用,没有可用或找不到串口。

分析:其主要原因是,GSM MODEM接上电脑即建立了连接,执行service.startService()相当于保持一个长连接,不能用程序断开!最后把srv设为静态属性,每次点击按钮只调用 service.sendMessage(msg)方法,就实现连续发送短信了。

没有改造之前的代码:

package com.amc.sggk.toSendSMS;
 
 
 
import javax.jws.WebService;
import javax.xml.ws.Endpoint;
 
import org.smslib.AGateway;
import org.smslib.IOutboundMessageNotification;
import org.smslib.Library;
import org.smslib.Message.MessageEncodings;
import org.smslib.OutboundMessage;
import org.smslib.Service;
import org.smslib.modem.SerialModemGateway;
 
 
@WebService
public class SendMessage
{
        public String doIt( String phone , String center) 
        {        
                
                try {
                        OutboundNotification outboundNotification = new OutboundNotification();
                        System.out.println("开启服务");
                        System.out.println(Library.getLibraryDescription());
                        System.out.println("Version: " + Library.getLibraryVersion());
                        /*
                                modem.com1:网关ID(即短信猫端口编号)
                                COM4:串口名称(在window中以COMXX表示端口名称,在linux,unix平台下以ttyS0-N或ttyUSB0-N表示端口名称),通过端口检测程序得到可用的端口
                                115200:串口每秒发送数据的bit位数,必须设置正确才可以正常发送短信,可通过程序进行检测。常用的有115200、9600
                                Huawei:短信猫生产厂商,不同的短信猫生产厂商smslib所封装的AT指令接口会不一致,必须设置正确.常见的有Huawei、wavecom等厂商
                                最后一个参数表示设备的型号,可选
                         */
                        SerialModemGateway gateway = new SerialModemGateway("modem.com3", "COM3", 115200, "Quectel", "EC20");
                        gateway.setInbound(true);        //设置true,表示该网关可以接收短信,根据需求修改
                        gateway.setOutbound(true);//设置true,表示该网关可以发送短信,根据需求修改
                        gateway.setSimPin("0000");//sim卡锁,一般默认为0000或1234
                        gateway.setSmscNumber("+8613010180500");//短信服务中心号码
                        Service.getInstance().setOutboundMessageNotification(outboundNotification);        //发送短信成功后的回调函方法
                        Service.getInstance().addGateway(gateway);        //将网关添加到短信猫服务中
                        Service.getInstance().S.SERIAL_POLLING = true; 
                        System.out.println("启动服务,进入短信发送就绪状态");
                        Service.getInstance().startService();        //启动服务,进入短信发送就绪状态
                        
                        OutboundMessage msg = new OutboundMessage(phone, center);        //参数1:手机号码 参数2:短信内容
                        msg.setEncoding(MessageEncodings.ENCUCS2);//这句话是发中文短信必须的
                        Service.getInstance().sendMessage(msg);        //执行发送短信
                        
                        /*System.in.read();*/
                        Service.getInstance().stopService();
                        System.out.println("关闭服务");
                        
                        return "发送成功!";
                        
                } catch (Exception e) {
                        e.printStackTrace();
                        return "短信模块调用失败!";
                }
                
        }
 
        /*
         短信发送成功后,调用该接口。并将发送短信的网关和短信内容对象传给process接口
        */
        public class OutboundNotification implements IOutboundMessageNotification
        {
                public void process(AGateway gateway, OutboundMessage msg)
                {
                        System.out.println("短信发送成功!");
                        System.out.println(msg);
                }
        }
 
        /*public static void main(String args[])
        {
                SendMessage app = new SendMessage();
                try
                {
                        app.doIt("15652194735","ceshi");
                }
                catch (Exception e)
                {
                        e.printStackTrace();
                }
        }*/
        
        
        public static void main(String[] args) {
                /**
                 * 参数1:服务的发布地址(http://192.168.43.173/SendMsnService)
                 * 参数2:服务的实现者
                 */
                Endpoint.publish("http://192.168.4.52:8080/toSendMsn", new SendMessage());
 
        }
        
        
        
        
}

改造好的代码:

package com.amc.sggk.toSendSMS;
 
 
 
import java.io.IOException;
 
import javax.jws.WebService;
import javax.xml.ws.Endpoint;
 
import org.smslib.AGateway;
import org.smslib.GatewayException;
import org.smslib.IOutboundMessageNotification;
import org.smslib.Library;
import org.smslib.Message.MessageEncodings;
import org.smslib.OutboundMessage;
import org.smslib.Service;
import org.smslib.TimeoutException;
import org.smslib.modem.SerialModemGateway;
 
 
@WebService
public class SendMessage
{
        public static Service service;
        static {
                try {
                        init();
                } catch (Exception e) {
                        e.printStackTrace();
                }
        }
        
        public static void init() throws Exception {
                //配置信息只加载一遍
                OutboundNotification outboundNotification = new OutboundNotification();
                SerialModemGateway gateway = new SerialModemGateway("modem.com3", "COM3", 115200, "Quectel", "EC20");
                gateway.setInbound(true);        //设置true,表示该网关可以接收短信,根据需求修改
                gateway.setOutbound(true);//设置true,表示该网关可以发送短信,根据需求修改
                gateway.setSimPin("0000");//sim卡锁,一般默认为0000或1234
                gateway.setSmscNumber("+8613010180500");//短信服务中心号码
                service.getInstance().setOutboundMessageNotification(outboundNotification);        //发送短信成功后的回调函方法
                service.getInstance().addGateway(gateway);        //将网关添加到短信猫服务中
                service.getInstance().S.SERIAL_POLLING = true; 
                System.out.println("启动服务,进入短信发送就绪状态");
                service.getInstance().startService();        //启动服务,进入短信发送就绪状态
                
        }
        
        //调用发短信
        public void doIt( String phone , String center) throws Exception {
                OutboundMessage msg = new OutboundMessage(phone, center);        //参数1:手机号码 参数2:短信内容
                msg.setEncoding(MessageEncodings.ENCUCS2);//这句话是发中文短信必须的
                service.getInstance().sendMessage(msg);        //执行发送短信
                System.out.println("发送成功");
                //service.getInstance().stopService();
        }
        
        /*public static void main(String[] args) {
                try {
                        doIt("15652194735","123");
                } catch (Exception e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                }
        }*/
        
 
        /*
         短信发送成功后,调用该接口。并将发送短信的网关和短信内容对象传给process接口
        */
        public static class OutboundNotification implements IOutboundMessageNotification
        {
                public void process(AGateway gateway, OutboundMessage msg)
                {
                        System.out.println("短信发送成功!");
                        System.out.println(msg);
                }
        }
 
        
        
        
        public static void main(String[] args) {
                /**
                 * 参数1:服务的发布地址(http://192.168.43.173/SendMsnService)
                 * 参数2:服务的实现者
                 */
                Endpoint.publish("http://192.168.4.52:8080/toSendMsn", new SendMessage());
 
        }
        
        
        
        
}


短信设备二次开发 2022-04-08 0 0

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