Question

我正在开发一个服务器应用程序来链接arduino和scratch，以便使用java net beans进行串口通信。我在项目中添加了以下jar文件

Arduino的。罐
Firmata。罐
RXTX jar

我已将所有相应的RXTX文件保存在相应的文件夹中，并且我能够毫无错误地运行我的程序，但我的主要目的是在GUI中列出com端口。但是我的程序列出了除BLUETOOTH模块（HC05）的输出串行com端口之外的所有串行端口。我是否需要添加任何其他库或任何其他jar文件来列出传出端口？如果我需要添加文件，请告诉我相同的步骤。下面是选择串口然后列出串口的代码。

  package listserialports;

    import a4s.A4S;
    import java.io.IOException;
    import java.util.Vector;
    import java.util.logging.Level;
    import java.util.logging.Logger;

    public class serialportselection extends javax.swing.JFrame
    {

        static String str;    
        static Vector listData = new Vector(8);

        public serialportselection()
        {
            initComponents();

            addData();
        }

        @SuppressWarnings("unchecked")
        // <editor-fold defaultstate="collapsed" desc="Generated Code">                          
        private void initComponents() {

            jLabel1 = new javax.swing.JLabel();
            jButton1 = new javax.swing.JButton();
            jComboBox2 = new javax.swing.JComboBox();

           setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
            setBackground(new java.awt.Color(51, 255, 102));

            jLabel1.setFont(new java.awt.Font("Microsoft PhagsPa", 1, 18)); // NOI18N
            jLabel1.setText("SELECT THE PORT");

            jButton1.setFont(new java.awt.Font("Microsoft PhagsPa", 1, 18)); // NOI18N
            jButton1.setText("CONNECT");
            jButton1.addActionListener(new java.awt.event.ActionListener() {
                public void actionPerformed(java.awt.event.ActionEvent evt) {
                    jButton1ActionPerformed(evt);
                }
            });

            jComboBox2.setFont(new java.awt.Font("Tahoma", 1, 18)); // NOI18N
            jComboBox2.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Select" }));
            jComboBox2.addActionListener(new java.awt.event.ActionListener() {
                public void actionPerformed(java.awt.event.ActionEvent evt) {
                    jComboBox2ActionPerformed(evt);
                }
            });

        javax.swing.GroupLayout layout = new      javax.swing.GroupLayout(getContentPane());
            getContentPane().setLayout(layout);
            layout.setHorizontalGroup(
                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addContainerGap()
                        .addComponent(jLabel1)
                        .addGap(81, 81, 81)
                        .addComponent(jComboBox2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                    .addGroup(layout.createSequentialGroup()
                        .addGap(126, 126, 126)
                        .addComponent(jButton1)))
                .addContainerGap(67, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGap(71, 71, 71)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel1)
                    .addComponent(jComboBox2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(71, 71, 71)
                .addComponent(jButton1)
                .addContainerGap(97, Short.MAX_VALUE))
        );

        pack();
    }// </editor-fold>                        

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {                                         
        try {

            Runtime r = Runtime.getRuntime();
            r.exec("C:\\Program Files\\Scratch 2\\Scratch 2.exe C:\\Users\\Admin\\Desktop\\fwdbckpwm12.sb2");

             //r.exec("C:\\Windows\\notepad.exe C:\\Windows\\ss.txt");
            A4S a4sObj = new A4S(new String[]{jComboBox2.getSelectedItem().toString()});

        } catch (IOException ex) {
            Logger.getLogger(serialportselection.class.getName()).log(Level.SEVERE, null, ex);
        }
    }                                        

    private void jComboBox2ActionPerformed(java.awt.event.ActionEvent evt) {                                           
        // TODO add your handling code here:
    }                                          

     public void addData()
    {
         ListSerialPorts listSerPortObj = new ListSerialPorts();//addedline

        listData = listSerPortObj.LoadComPorts();//addedline

        for (int index = 0; index < listData.size(); index++)
        {
             str = (String) listData.get(index);
             System.out.println(str);               
             jComboBox2.addItem(str);
       }       

    }

    public static void main(String args[])
    {

        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new serialportselection().setVisible(true);
            }
        });       

    }


    // Variables declaration - do not modify                     
    private javax.swing.JButton jButton1;
    private javax.swing.JComboBox jComboBox2;
    private javax.swing.JLabel jLabel1;
    // End of variables declaration                   
}

    /*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */

package listserialports;

import gnu.io.CommPortIdentifier;
import java.util.Enumeration;
import java.util.Vector;

/*
 * Get list of ports available on this particular computer
 */
public class ListSerialPorts
{
            public static void main(String[] args)
            {

            }

            public Vector LoadComPorts()
            {
                       int totalElements;
                        CommPortIdentifier portId;
                        Enumeration en = CommPortIdentifier.getPortIdentifiers();
                        Vector listData = new Vector(8);
                        // Walk through the list of port identifiers and, if it
                               // is a serial port, add its name to the list.
                        while (en.hasMoreElements())
                        {
                                    portId = (CommPortIdentifier) en.nextElement();
                                    if (portId.getPortType() == CommPortIdentifier.PORT_SERIAL)
                                    {
                                                listData.addElement(portId.getName());
                                    }
                        }

                        totalElements = listData.size();

                        //Iterate through the vector
                        for (int index = 0; index < totalElements; index ++)
                        {
                                    System.out.println(listData.get(index));
                        }

                        return listData;
            }

}

在JAVA中列出传出的串行端口

0 个答案: