Warning: file_get_contents(/data/phpspider/zhask/data//catemap/8/.htaccess/6.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
为什么删除jframe java错误中的按钮_Java_Jframe - Fatal编程技术网

为什么删除jframe java错误中的按钮

为什么删除jframe java错误中的按钮,java,jframe,Java,Jframe,我在youtube上试过 我在jframejava中创建了delete按钮,然后在运行时发生了一个错误 private void btnDeleteActionPerformed(java.awt.event.ActionEvent evt) { if (!jtextId.getText().equals("")) { try { Connection con =

我在youtube上试过 我在jframejava中创建了delete按钮,然后在运行时发生了一个错误

 private void btnDeleteActionPerformed(java.awt.event.ActionEvent evt) {                                          
   if (!jtextId.getText().equals(""))
   {
       try {
           Connection con = getConnection();
           PreparedStatement ps = con.prepareStatement("DELETE FROM product WHRRE id = ?");
           int id=Integer.parseInt(jtextId.getText());
           ps.setInt(1, id);
           ps.executeUpdate();
           JOptionPane.showMessageDialog(null, "Data Delete");

       } catch (SQLException ex) {
           Logger.getLogger(Main_Window.class.getName()).log(Level.SEVERE, null, ex);
           JOptionPane.showMessageDialog(null, "Produt Not Deleted");
       }

   }
   else{
       JOptionPane.showMessageDialog(null, "Enter Product");
   }
}                                         
输出错误在
ps.executeUpdate()中


我应该修复什么???

如果粘贴的代码是您的实际代码,则错误来自此行:

PreparedStatement ps = con.prepareStatement("DELETE FROM product WHRRE id = ?");
SQL中存在键入错误,替换为:

PreparedStatement ps = con.prepareStatement("DELETE FROM product WHERE id = ?");

如果粘贴的代码是实际代码,则错误来自此行:

PreparedStatement ps = con.prepareStatement("DELETE FROM product WHRRE id = ?");
SQL中存在键入错误,替换为:

PreparedStatement ps = con.prepareStatement("DELETE FROM product WHERE id = ?");

你的错误是什么?你的错误是什么?