Java读取U盘的PID、VID、SN_vid pid sn_A_Vegetable_Chicken的博客-CSDN博客

安宇雨 - 随手采集
2023-04-14 16:02:06
随手采集
0000-未整理-等待研究

Java是不能像C、C++那样直接读取U盘的PID、VID、SN信息的，但是我们可以换一个思路，让Java从注册表中读取信息。

这是U盘信息在注册表中的位置：HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\USBSTOR\[Enum](https://so.csdn.net/so/search?q=Enum&spm=1001.2101.3001.7020)

import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.Vector; import javax.swing.JFrame;import javax.swing.JPanel;import javax.swing.JScrollPane;import javax.swing.JTable;import javax.swing.table.DefaultTableModel;  public class Interface extends JFrame{    private JPanel jp;        //界面容器    private JScrollPane jsp;    //包裹JTable的滚动面板    private JTable jt;        //使用JTable显示信息        public JTable getJt(){        return jt;    }        public Interface(){        jp = new JPanel();        jp.setBounds(0, 0, 600, 400);        Vector<Vector<Object>> rowData = this.getRowData();        Vector<String> columnNames = this.getColumnNames();        DefaultTableModel dtm = getModel(rowData, columnNames);        jt = new JTable(dtm) {            public boolean isCellEditable(int row, int column) {                return false;            }        };        this.add(jp);        jsp = new JScrollPane(jt);        jsp.setBounds(0, 0, 600, 400);        jp.add(jsp);        this.setLayout(null);        this.setTitle("USB");        // 设置窗体关闭时即退出程序        JFrame.setDefaultLookAndFeelDecorated(true);        this.setSize(600, 400);        // 设置窗体不能拉伸        this.setResizable(false);        // 设置关闭窗体时退出程序        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);        // 设置窗体打开时在中间位置        this.setLocationRelativeTo(null);        this.setVisible(true);    }        public Vector<Vector<Object>> getRowData(){        String commond = "reg query HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\services\\USBSTOR\\Enum";        Vector<Vector<Object>> data = null;        try {            //获取注册表信息            Process ps = null;            ps = Runtime.getRuntime().exec(commond);            ps.getOutputStream().close();            InputStreamReader i = new InputStreamReader(ps.getInputStream());            String line;            BufferedReader ir = new BufferedReader(i);            int count = 0;            data = new Vector<Vector<Object>>();            //将信息分离出来            while ((line = ir.readLine()) != null) {                if(line.contains("USB\\VID")){                    count ++;                    for(String s : line.split("    ")){                        if(s.contains("USB\\VID")){                            Vector<Object> v = new Vector<Object>();                            for(String ss : s.split("\\\\")){                                if(ss.contains("VID")){                                    for(String sss : ss.split("&")){                                        v.add(sss);                                    }                                }else if(ss.contains("USB")){                                    v.add(ss+count);                                }else{                                    v.add(ss);                                }                            }                            data.add(v);                        }                    }                }            }        } catch (IOException e) {            e.printStackTrace();         }        return data;    }        //设置默认的数据模型    public DefaultTableModel getModel(Vector<Vector<Object>> data, Vector<String> columnNames) {        DefaultTableModel dtm = new DefaultTableModel(data, columnNames);        return dtm;    }     //设置表头信息    public Vector<String> getColumnNames() {        Vector<String> columnNames = new Vector<String>();        columnNames.add("USB");        columnNames.add("VID");        columnNames.add("PID");        columnNames.add("SN");        return columnNames;    }        public static void main(String[] args) {        Interface in = new Interface();    }}

运行的结果：