خطأ في إدخال القيم الى الحقول (الكتابة في الحقول) Text Field في واجهة مشروع جافا

لايسمح بادخال أي قيمة الى الحقول 

package GUI;


import java.awt.Color;
import java.awt.EventQueue;
..

import javax.swing.DefaultComboBoxModel;
import javax.swing.Icon;
import javax.swing.ImageIcon;
..

import DBconnection.DbConnection;
import DBconnection.ResultSetTableModel;

..

   public class ST
   {
		private JFrame frmStack;
		private JTextField textField_admin_edit_id;
		private static final String DEFAULT_Query_employee = "SELECT * FROM employee";

		private static final String url= "jdbc:mysql://localhost/stack?useUnicode=true&useJDBCCompliantTimezoneShift=true&useLegacyDatetimeCode=false&serverTimezone=UTC";               
		private static final String userName = "root";
		private static final String password ="123456";
	
			
		private static DbConnection dbc;

		private JTextField textField_Employee_edit_address;

		
       public static void main (String[] args)
       {
           System.out.println("\n\n***** MySQL JDBC Connection Testing *****");
		   Connection conn = null;
           try
           {
               String userName = "root";
               String password = "zeina123456";
         
               String url = "jdbc:mysql://localhost/stack?useUnicode=true&useJDBCCompliantTimezoneShift=true&useLegacyDatetimeCode=false&serverTimezone=UTC";        
               conn = DriverManager.getConnection (url, userName, password);
               System.out.println ("\nDatabase Connection Established...");
               JOptionPane.showMessageDialog(null, "Database Connection Established...");
           }
          catch (Exception ex)
           {
              JOptionPane.showMessageDialog(null, "cannot connect to database server");
		       System.err.println ("Cannot connect to database server");
			   ex.printStackTrace();
           }      
		   
		   finally
           {
               if (conn != null)
               {
                   try
                   {
                       System.out.println("\n***** Let terminate the Connection *****");
                       JOptionPane.showMessageDialog(null, "Let terminate the Connection...");
					   conn.close ();					   
                       System.out.println ("\nDatabase connection terminated...");
                   }
                   catch (Exception ex)

   {
				   System.out.println ("Error in connection termination!");
				   }
               }
           }

       EventQueue.invokeLater(new Runnable() {
			public void run() {
				
			
				
				
		
				try {
					ST window = new ST();
					window.frmStack.setVisible(true);
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}

	
	
	public ST() {
		initialize();
		
	}

	
	private void initialize() {
		frmStack = new JFrame();
		frmStack.setTitle("STACK");
		frmStack.setBounds(100, 100, 1200, 750);
		frmStack.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frmStack.getContentPane().setLayout(null);
	
		
		JPanel panel_1 = new JPanel();
		panel_1.addComponentListener(new ComponentAdapter() {
			@Override
			public void componentShown(ComponentEvent arg0) {
				String sql= "Select * From admin";
				ResultSet rs=dbc.runSelect(sql);
				try {
					rs.next();
					textField_admin_edit_id.setText(rs.getString("Admin_Id"));
					textField_admin_edit_fname.setText(rs.getString("First_Name"));
					textField_admin_edit_lname.setText(rs.getString("Last_Name"));

					rs.close();
					
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}
		});
		/*panel_1.addComponentListener(new ComponentAdapter() {
			@Override
			public void componentShown(ComponentEvent arg0) {
				textField_admin_edit_id.setText(label_admin_info_id.getText());
				textField_admin_edit_phone.setText(label_admin_info_phone.getText());
			}
		});
		*/
		JPanel panel = new JPanel();
		tabbedPane_1.addTab("Info", null, panel, null);
		panel.setLayout(null);
		
		JLabel lblNewLabel = new JLabel("ID");
		lblNewLabel.setFont(new Font("Segoe Print", Font.BOLD, 25));
		lblNewLabel.setBounds(42, 72, 162, 26);
		panel.add(lblNewLabel);

		
		JLabel label_admin_info = new JLabel("");
		label_admin_info.setBounds(556, 72, 305, 314);
		panel.add(label_admin_info);
		
		tabbedPane_1.addTab("Edit", null, panel_1, null);
		panel_1.setLayout(null);
		
		JLabel lblNewLabel_10 = new JLabel("ID");
		lblNewLabel_10.setFont(new Font("Segoe Print", Font.BOLD, 21));
		lblNewLabel_10.setBounds(27, 45, 125, 22);
		panel_1.add(lblNewLabel_10);
		
		
		textField_admin_edit_id = new JTextField();
		textField_admin_edit_id.setEnabled(false);
		textField_admin_edit_id.setBounds(260, 45, 145, 22);
		panel_1.add(textField_admin_edit_id);
		textField_admin_edit_id.setColumns(10);
		
		
		JLabel lblAdminphoto = new JLabel("");
		lblAdminphoto.setBounds(647, 45, 304, 314);
		panel_1.add(lblAdminphoto);
		
		JButton btnNewButton = new JButton("Browse");
		btnNewButton.setFont(new Font("Segoe Print", Font.BOLD, 15));
		btnNewButton.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				JFileChooser jf=new JFileChooser();
				jf.showOpenDialog(null);
				try {
					textField_admin_edit_image.setText(jf.getSelectedFile().getAbsolutePath());
					Icon c = new ImageIcon(textField_admin_edit_image.getText());
					lblAdminphoto.setIcon(c);
					}
					catch (NullPointerException e) {
						
					}
			}
		});
		btnNewButton.setBounds(434, 269, 97, 31);
		panel_1.add(btnNewButton);
		
		JButton btnEdit = new JButton("Edit");
		btnEdit.setFont(new Font("Segoe Print", Font.BOLD, 25));
		btnEdit.addActionListener(new ActionListener() {
			
			public void actionPerformed(ActionEvent arg0) {
				
				Admindao ad = new Admindao();
				Admin adm = new Admin(textField_admin_edit_fname.getText(), textField_admin_edit_lname.getText(), textField_admin_edit_username.getText(), textField_admin_edit_phone.getText(),textField_admin_edit_id.getText(),textField_admin_edit_image.getText());
				try {
					ad.uptadeAdmin(dbc.getConnection(), adm);
					JOptionPane.showMessageDialog(null, "admin updated succesufly");
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
				
				
			}
		});
		btnEdit.setBounds(200, 513, 97, 30);
		panel_1.add(btnEdit);
		
		
		JPanel panel_2 = new JPanel();
		panel_2.addComponentListener(new ComponentAdapter() {
			@Override
			public void componentShown(ComponentEvent arg0) {
				String sql="select * from company ;";
				ResultSet rs= dbc.runSelect(sql);
				try {
					rs.next();
					textField_admin_company_name.setText( rs.getString("Name"));
					textField_admin_company_address1.setText(rs.getString("Address1"));
					textField_admin_company_address2.setText(rs.getString("Address2"));
					textField_admin_company_phone1.setText(rs.getString("Phone1"));
					textField_admin_company_phone2.setText(rs.getString("Phone2"));
					textField_admin_company_website.setText(rs.getString("Website"));
					textField_admin_company_postalcode.setText(rs.getString("PostalCode"));
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}
		});
		
		tabbedPane_1.addTab("Comapny", null, panel_2, "");
		panel_2.setLayout(null);
		

		
		JButton btnEdit_1 = new JButton("Edit");
		btnEdit_1.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				Company comp = new Company(textField_admin_company_name.getText(), textField_admin_company_address1.getText(), textField_admin_company_address2.getText(), textField_admin_company_phone1.getText(), textField_admin_company_phone2.getText(), textField_admin_company_website.getText(), textField_admin_company_postalcode.getText());
				Companydao compdao = new Companydao();
				try {
					compdao.uptadeCompany(dbc.getConnection(), comp);
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
				
			}
		});
		btnEdit_1.setBounds(520, 575, 97, 25);
		panel_2.add(btnEdit_1);
		
		textField_admin_company_name = new JTextField();
		textField_admin_company_name.setToolTipText("");
		textField_admin_company_name.setBounds(265, 151, 304, 31);
		panel_2.add(textField_admin_company_name);
		textField_admin_company_name.setColumns(10);
		

		
		JButton btnEdit_7 = new JButton("edit");
		btnEdit_7.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				Company comp = new Company(textField_admin_company_name.getText(), textField_admin_company_address1.getText(), textField_admin_company_address2.getText(), textField_admin_company_phone1.getText(), textField_admin_company_phone2.getText(), textField_admin_company_website.getText(), textField_admin_company_postalcode.getText());
				Companydao cdao= new Companydao();
				try {
					cdao.uptadeCompany(dbc.getConnection(), comp);
					JOptionPane.showMessageDialog(null, "company edited successfully!");
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
				
			}
		});
		btnEdit_7.setFont(new Font("Segoe Print", Font.BOLD, 25));
		btnEdit_7.setBounds(652, 278, 142, 39);
		panel_2.add(btnEdit_7);
		
		
		JPanel panel_3 = new JPanel();
		panel_3.addComponentListener(new ComponentAdapter() {
			@Override
			public void componentShown(ComponentEvent arg0) {
				
					try {
					tableModel_employee.setQuery(DEFAULT_Query_employee);
					table_employee.setRowSorter(null);
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}
		});
		tabbedPane_3.addTab("Show", null, panel_3, null);
		panel_3.setLayout(null);
		
		JScrollPane scrollPane = new JScrollPane(table_employee);
		scrollPane.setBounds(0, 86, 1024, 459);
		panel_3.add(scrollPane);
		
		table_employee= new JTable(tableModel_employee);
		table_employee.setFont(new Font("Segoe Print", Font.BOLD, 16));
		scrollPane.setViewportView(table_employee);
		
		JButton button = new JButton("Refresh table");
		button.setFont(new Font("Segoe Print", Font.BOLD, 18));
		button.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				try {
					tableModel_employee.setQuery(DEFAULT_Query_employee);
					table_employee.setRowSorter(null);
				} catch (SQLException e1) {
					// TODO Auto-generated catch block
					e1.printStackTrace();
				}
			}
		});
		button.setBounds(91, 32, 162, 41);
		panel_3.add(button);
		
		JButton button_1 = new JButton("Filter table");
		button_1.setFont(new Font("Segoe Print", Font.BOLD, 18));
		button_1.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				TableRowSorter<TableModel> sorter = new TableRowSorter<TableModel>(tableModel_employee);
				table_employee.setRowSorter(sorter);
				sorter.setRowFilter(RowFilter.regexFilter(textField_employee_show.getText()));

			}
		});
		button_1.setBounds(513, 31, 154, 42);
		panel_3.add(button_1);
		
		textField_employee_show = new JTextField("");
		textField_employee_show.setFont(new Font("Segoe Print", Font.BOLD, 18));
		textField_employee_show.setToolTipText("inter text to filter");
		textField_employee_show.setBounds(706, 39, 120, 30);
		panel_3.add(textField_employee_show);
		
		JPanel panel_4 = new JPanel();
		tabbedPane_3.addTab("Add", null, panel_4, null);
		panel_4.setLayout(null);
		
		
		 JTextField();
		
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
				comboBox_employee_edit_employee.setModel(dc);
				
				
			}
		});
		btnEdit_2.setBounds(100, 387, 178, 53);
		panel_18.add(btnEdit_2);
		panel_18.addComponentListener(new ComponentAdapter() {
			@Override
			public void componentShown(ComponentEvent arg0) {
			
				String sql="select First_Name , last_Name from employee; ";
				ResultSet rs= dbc.runSelect(sql);
				DefaultComboBoxModel<String> dc= new DefaultComboBoxModel<String>();
				try {
					while(rs.next()) {
						dc.addElement(rs.getString("First_Name")+" "+rs.getString("Last_Name"));
					}
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
				comboBox_employee_edit_employee.setModel(dc);
				
			}
		});
		comboBox_employee_edit_employee.setBounds(209, 76, 153, 25);
		panel_18.add(comboBox_employee_edit_employee);
		
		JButton btnShowInfo = new JButton("show info");
		btnShowInfo.setFont(new Font("Segoe Print", Font.BOLD, 25));
		btnShowInfo.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				String s=(String)comboBox_employee_edit_employee.getSelectedItem();
				if(s.isEmpty())
				{
				}
				
				else{
					Scanner scn = new Scanner(s);
					String name=scn.next();
					String last=scn.next();
					scn.close();
					String sql="select * from employee where First_Name='"+name+"' and Last_Name='"+last+"';";
					ResultSet rs=dbc.runSelect(sql);
					try {
						rs.next();
						textField_employee_edit_fname.setText( rs.getString("First_Name"));
						textField_Employee_edit_lname.setText(rs.getString("Last_name"));
						textField_Employee_edit_phone.setText(rs.getString("phone"));
						textField_Employee_edit_address.setText(rs.getString("Address"));
						
					} catch (SQLException e) {
						// TODO Auto-generated catch block
						e.printStackTrace();
					}
				}
				
			}
		});
		btnShowInfo.setBounds(419, 66, 184, 35);
		panel_18.add(btnShowInfo);
		
		JComboBox comboBox_employee_delete_fullname = new JComboBox();
		comboBox_employee_delete_fullname.setFont(new Font("Segoe Print", Font.BOLD, 25));
		JPanel panel_6 = new JPanel();
		panel_6.addComponentListener(new ComponentAdapter() {
			@Override
			public void componentShown(ComponentEvent arg0) {
						String sql="select First_Name , last_Name from employee; ";
						ResultSet rs= dbc.runSelect(sql);
						DefaultComboBoxModel<String> dc= new DefaultComboBoxModel<String>();
						try {
							while(rs.next()) {
								dc.addElement(rs.getString("First_Name")+" "+rs.getString("Last_Name"));
							}
						} catch (SQLException e) {
							// TODO Auto-generated catch block
							e.printStackTrace();
						}
						comboBox_employee_delete_fullname.setModel(dc);
		
			}
		});
		
		
		

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