public void actionPerformed(ActionEvent e) { try { String name = JOptionPane.showInputDialog("Enter the UserId:"); String name1 = JOptionPane.showInputDialog("Enter the Password:"******"Enter the MobileNo:"); // int name2=Integer.parseInt(name22); String name3 = JOptionPane.showInputDialog("Enter the DOB(dd/mm/yyyy):"); DriverManager.registerDriver(new oracle.jdbc.OracleDriver()); Connection con = DriverManager.getConnection( "jdbc:oracle:thin:@localhost:1521:xe", "system", "9696030257"); Statement st = con.createStatement(); st.executeUpdate( "insert into database values('" + name + "','" + name1 + "','" + name2 + "','" + name3 + "')"); st.executeUpdate("commit"); JOptionPane.showMessageDialog( null, "Hi !! Welcome in Our Database.Your userId is < " + name + " > And Password is < ******* >"); } catch (Exception ex) { System.out.print(ex); JOptionPane.showMessageDialog(null, "Please Fill All Entry OR choose another UsetId."); } }
public void actionPerformed(java.awt.event.ActionEvent evt) { String sql1 = "select a.* FROM ANTENA a WHERE a.ID_antena='" + (newJPanel.jList1.getSelectedIndex() + 1) + "' "; String pom = ""; System.out.println(sql1); try { Class.forName("oracle.jdbc.driver.OracleDriver"); Connection conn; try { conn = DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:orcl", user, password); Statement stmt1 = conn.createStatement(); ResultSet rs1 = stmt1.executeQuery(sql1); while (rs1.next()) { NewJPanel.jTextField1.setText(rs1.getString("ID_antena")); NewJPanel.jTextField2.setText(rs1.getString("Producent")); NewJPanel.jTextField3.setText(rs1.getString("Numer_identyfikacyjny")); NewJPanel.jTextField4.setText(rs1.getString("Czestotliwosc")); NewJPanel.jTextField5.setText(rs1.getString("Polaryzacja")); NewJPanel.jTextField6.setText(rs1.getString("Moc")); NewJPanel.jTextField7.setText(rs1.getString("Rodzaj")); } } catch (SQLException e1) { System.out.println("tutaj 1"); e1.printStackTrace(); } } catch (ClassNotFoundException e1) { System.out.println("tutaj 2"); e1.printStackTrace(); } }
/** * _more_ * * @return _more_ */ public Connection getConnection() { if (connection != null) { return connection; } String url = getFilename(); if ((dataSource.getUserName() == null) || (dataSource.getUserName().trim().length() == 0)) { if (url.indexOf("?") >= 0) { int idx = url.indexOf("?"); List<String> args = (List<String>) StringUtil.split(url.substring(idx + 1), "&", true, true); url = url.substring(0, idx); for (String tok : args) { List<String> subtoks = (List<String>) StringUtil.split(tok, "=", true, true); if (subtoks.size() != 2) { continue; } String name = subtoks.get(0); String value = subtoks.get(1); if (name.equals("user")) { dataSource.setUserName(value); } else if (name.equals("password")) { dataSource.setPassword(value); } } } } int cnt = 0; while (true) { String userName = dataSource.getUserName(); String password = dataSource.getPassword(); if (userName == null) { userName = ""; } if (password == null) { password = ""; } try { connection = DriverManager.getConnection(url, userName, password); return connection; } catch (SQLException sqe) { if ((sqe.toString().indexOf("role \"" + userName + "\" does not exist") >= 0) || (sqe.toString().indexOf("user name specified") >= 0)) { String label; if (cnt == 0) { label = "<html>The database requires a login.<br>Please enter a user name and password:</html>"; } else { label = "<html>Incorrect username/password. Please try again.</html>"; } if (!dataSource.showPasswordDialog("Database Login", label)) { return null; } cnt++; continue; } throw new BadDataException("Unable to connect to database", sqe); } } }
private void btnDeleteActionPerformed( java.awt.event.ActionEvent evt) { // GEN-FIRST:event_btnDeleteActionPerformed // TODO add your handling code here: if (txtKodeAbsen.getText().equals("")) { JOptionPane.showMessageDialog( null, "Isi Kode Absen yang Akan dihapus !!!", "Peringatan", JOptionPane.ERROR_MESSAGE); txtKodeAbsen.requestFocus(); } else { try { Class.forName(KoneksiDatabase.driver); java.sql.Connection c = DriverManager.getConnection( KoneksiDatabase.database, KoneksiDatabase.user, KoneksiDatabase.pass); Statement s = c.createStatement(); String sql = "DELETE FROM absensi_lembur where kd_absen ='" + txtKodeAbsen.getText() + "'"; s.executeUpdate(sql); JOptionPane.showMessageDialog(null, "Data Berhasil Dihapus !"); Baru(); } catch (Exception e) { JOptionPane.showMessageDialog( null, "Kemungkinan terjadi kegagalan koneksi", "Warning", JOptionPane.ERROR_MESSAGE); } } } // GEN-LAST:event_btnDeleteActionPerformed
public void excluir(Oriundo oriundo) throws SQLException { Connection con = DriverManager.getConnection( new conexao().url, new conexao().config.getString("usuario"), new conexao().config.getString("senha")); PreparedStatement ps = null; String sqlExcluir = "DELETE FROM oriundo WHERE codigo=?"; try { ps = con.prepareStatement(sqlExcluir); ps.setInt(1, oriundo.getCodigo()); ps.executeUpdate(); JOptionPane.showMessageDialog( null, "Ecluido Com Sucesso: ", "Mensagem do Sistema - Excluir", 1); } catch (NumberFormatException e) { JOptionPane.showMessageDialog( null, "NumberFormaterExeption Erro: " + e.getMessage(), "ClasseDAO Func.Excluir", 0); e.printStackTrace(); } catch (NullPointerException e) { JOptionPane.showMessageDialog( null, "NullPointerException Erro: " + e.getMessage(), "ClasseDAO Func. Excluir", 0); e.printStackTrace(); } catch (SQLException e) { JOptionPane.showMessageDialog( null, "SQLException Erro: " + e.getMessage(), "ClasseDAO Func. Excluir", 0); e.printStackTrace(); } catch (Exception e) { JOptionPane.showMessageDialog( null, "Exception Erro: " + e.getMessage(), "ClasseDAO Func. Excluir", 0); e.printStackTrace(); } finally { ps.close(); con.close(); } }
public TestThread( ThreadGroup group, String strThreadName, String strURL, String strUserName, String strPassword, Logger logger, Progress progress, Driver driver, int nNumRuns, long start_time, boolean bRunText, boolean bRunPrepared, boolean bRunSProc, boolean bTrans, boolean bQuery, String strNowFunction) throws SQLException { this( group, strThreadName, DriverManager.getConnection(strURL, strUserName, strPassword), logger, progress, driver, nNumRuns, start_time, bRunText, bRunPrepared, bRunSProc, bTrans, bQuery, strNowFunction); m_bCloseConnection = true; }
private void Simpan() { if (btnSave.getText().equals("Edit")) { try { Class.forName(KoneksiDatabase.driver); java.sql.Connection c = DriverManager.getConnection( KoneksiDatabase.database, KoneksiDatabase.user, KoneksiDatabase.pass); Statement s = c.createStatement(); String sql; sql = "update absensi_lembur set tipehari = '"; sql += cmbJenisHari.getSelectedItem() + "', tot_waktu_lembur='"; sql += txtTotalLembur.getText() + "'"; sql += "where kd_absen = '" + txtKodeAbsen.getText() + "'"; s.executeQuery(sql); JOptionPane.showMessageDialog( null, "Data Berhasil Disimpan!!!", "Informasi", JOptionPane.INFORMATION_MESSAGE); } catch (Exception e) { JOptionPane.showMessageDialog( null, "Gagal Disimpan, Data Harus Lengkap !!!", "Peringatan", JOptionPane.WARNING_MESSAGE); } } Baru(); }
public void actionPerformed(ActionEvent ae) { if (ae.getSource() == b1) { try { Class.forName("oracle.jdbc.driver.OracleDriver"); Connection con = DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:xe", "system", "123"); PreparedStatement ps = con.prepareStatement("select * from LoginForm where username=? and password=?"); String UserName = t1.getText(); String Password = jp1.getText(); ps.setString(1, UserName); ps.setString(2, Password); ResultSet rs = ps.executeQuery(); boolean flag = rs.next(); if (flag) { new Main(); f.setVisible(false); } else { JOptionPane.showMessageDialog(null, "Please Enter valid Name And Password"); } } catch (Exception e) { System.out.println("Error:" + e); } } else if (ae.getSource() == b2) { t1.setText(""); jp1.setText(""); } else if (ae.getSource() == b3) { f.setVisible(false); } }
private void ListValueChanged( javax.swing.event.ListSelectionEvent evt) { // GEN-FIRST:event_ListValueChanged // TODO add your handling code here: // String part=partno.getText(); try { String sql = "SELECT TYPE,ITEM_NAME,QUANTITY,MRP FROM MOTORS WHERE ITEM_NAME='" + List.getSelectedValue() + "'"; Class.forName("com.mysql.jdbc.Driver"); Connection con = (Connection) DriverManager.getConnection("jdbc:mysql://localhost:3306/bharatmotors", "root", ""); Statement stmt = con.createStatement(); ResultSet rs = stmt.executeQuery(sql); while (rs.next()) { partno.setText(rs.getString("TYPE")); name.setText(rs.getString("ITEM_NAME")); qty.setText(rs.getString("QUANTITY")); rate.setText(rs.getString("MRP")); } } catch (Exception e) { JOptionPane.showMessageDialog(null, e.toString()); } } // GEN-LAST:event_ListValueChanged
private void Baru() { btnSave.setText("Save"); txtNip.requestFocus(); txtNip.setText(""); try { Class.forName(KoneksiDatabase.driver); java.sql.Connection c = DriverManager.getConnection( KoneksiDatabase.database, KoneksiDatabase.user, KoneksiDatabase.pass); Statement s = c.createStatement(); String sql = "select * from absensi_lembur"; ResultSet rs = s.executeQuery(sql); final String[] headers = { "Kd Absen", "NIP", "Tgl Absen", "Masuk", "Pulang", "Hari", "Tipe Hari", "Terlambat", "Lembur", "Tipe Lembur", "Tot Lembur", "Tunj Makan", "Tunj Transport" }; rs.last(); int n = rs.getRow(); Object[][] data = new Object[n][13]; int p = 0; rs.beforeFirst(); while (rs.next()) { data[p][0] = rs.getString(1); data[p][1] = rs.getString(2); data[p][2] = rs.getString(3); data[p][3] = rs.getString(4); data[p][4] = rs.getString(5); data[p][5] = rs.getString(6); data[p][6] = rs.getString(7); data[p][7] = rs.getString(8); data[p][8] = rs.getString(9); data[p][9] = rs.getString(10); data[p][10] = rs.getString(11); data[p][11] = rs.getString(12); data[p][12] = rs.getString(13); p++; } tblLembur.setModel(new DefaultTableModel(data, headers)); tblLembur.setAlignmentX(CENTER_ALIGNMENT); } catch (Exception e) { JOptionPane.showMessageDialog( null, "Gagal Koneksi, Ada Kesalahan.", "Warning", JOptionPane.WARNING_MESSAGE); } }
private void jButton3ActionPerformed( java.awt.event.ActionEvent evt) { // GEN-FIRST:event_jButton3ActionPerformed try { Connection con = (Connection) DriverManager.getConnection("jdbc:mysql://localhost:3306/bharatmotors", "root", ""); Statement stmt = con.createStatement(); ResultSet resultSet = stmt.executeQuery("select Bill_No from bill;"); String productCode = null; while (resultSet.next()) { productCode = resultSet.getString("Bill_No"); } int pc = Integer.parseInt(productCode); System.out.println(pc); no.setText((String.valueOf(++pc))); // TODO add your handling code here: String part = partno.getText(); String itemname = name.getText(); String qty1 = qty.getText(); String rate1 = rate.getText(); // String amo=amount.getText(); String noo = no.getText(); no1 = Integer.parseInt(noo); cname = custname.getText(); bill1 = bill.getText(); addr1 = addr.getText(); String ta = tax.getText(); int a = Integer.parseInt(qty1); int b = Integer.parseInt(rate1); int c = a * b; String str = Integer.toString(c); amount.setText(str); String str1 = amount.getText(); /* String sql1="select Quantity from lubricants"; String sql2="UPDATE LUBRICANTS SET QUANTITY=QUANTITY-qty1 WHERE PART_NO='"+partno+"'"; Statement stmt1=con.createStatement(); ResultSet rs1= stmt1.executeQuery(sql1); String ch=rs1.getString("QUANTITY"); int q=Integer.parseInt(qty1); int r=Integer.parseInt(ch); if(q >r) { JOptionPane.showMessageDialog(this,"STOCK UNAVAILABLE"); } else { stmt1.executeUpdate(sql2); }*/ } catch (SQLException ex) { Logger.getLogger(Billspare.class.getName()).log(Level.SEVERE, null, ex); } } // GEN-LAST:event_jButton3ActionPerformed
public void connectItems(String query) // PRE: query must be initialized // POST: Updates the list of Items based on the query. { String driver = "org.apache.derby.jdbc.ClientDriver"; // Driver for DB String url = "jdbc:derby://localhost:1527/ShopDataBase"; // Url for DB String user = "******"; // Username for db String pass = "******"; // Password for db Connection myConnection; // Connection obj to db Statement stmt; // Statement to execute a result appon ResultSet results; // A set containing the returned results int rowcount; // Num objects in the resultSet int i; // Index for the array try { // Try connection to db Class.forName(driver).newInstance(); // Create our db driver myConnection = DriverManager.getConnection(url, user, pass); // Initalize our connection stmt = myConnection.createStatement( ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_UPDATABLE); // Create a new statement results = stmt.executeQuery(query); // Store the results of our query rowcount = 0; if (results.last()) // Go to the last result { rowcount = results.getRow(); results.beforeFirst(); } itemsArray = new Item[rowcount]; i = 0; while (results.next()) // Itterate through the results set { itemsArray[i] = new Item( results.getInt("item_id"), results.getString("item_name"), results.getString("item_type"), results.getInt("price"), results.getInt("owner_id"), results.getString("item_path")); // Creat new Item i++; } results.close(); // Close the ResultSet stmt.close(); // Close the statement myConnection.close(); // Close the connection to db } catch (Exception e) // Cannot connect to db { System.err.println(e.toString()); System.err.println("Error, something went horribly wrong in connectItems!"); } }
public void initDB(String url) { try { db = DriverManager.getConnection(url); statement = db.createStatement(); } catch (Exception e) { System.out.println("Database could not started"); e.printStackTrace(); } } // initDB sonu
public FirstDBrepo() { try { logger.info("FirstDBrepo construct"); Class.forName("org.sqlite.JDBC"); conn = DriverManager.getConnection("jdbc:sqlite:projekt3.sqlite"); logger.info("Success, connection with DB!"); } catch (Exception e) { JOptionPane.showMessageDialog(null, e); e.printStackTrace(); } }
public void actionPerformed(ActionEvent e) { String name4 = JOptionPane.showInputDialog("Enter the UserId:"); String name5 = JOptionPane.showInputDialog("Enter the DOB(dd/mm/yyyy):"); try { DriverManager.registerDriver(new oracle.jdbc.OracleDriver()); Connection con = DriverManager.getConnection( "jdbc:oracle:thin:@localhost:1521:xe", "system", "9696030257"); Statement st = con.createStatement(); ResultSet rs = st.executeQuery( "select * from database where userid='" + name4 + "' and dob='" + name5 + "'"); rs.next(); String z = rs.getString("password"); JOptionPane.showMessageDialog(null, "Your Password is < " + z + " >"); } catch (Exception ex) { System.out.print(ex); JOptionPane.showMessageDialog(null, "Please Enter valid UserId and DOB(dd/mm/yyyy) ."); } }
public void koneksiDatabase() { try { String url = "jdbc:mysql://localhost:3306/payroll_db"; Properties prop = new Properties(); prop.put("user", "root"); prop.put("password", "admin"); konek = DriverManager.getConnection(url, prop); status_Proses(true, "Sukses!!!Berhasil Terhubung dengan Database...", 20); } catch (SQLException se) { status_Proses(false, "Gagal!!!Tidak terhubung \nKarena : " + se, 20); } }
public void updateTables(String updateQuery1, String updateQuery2, String updateQuery3) // PRE: updateQuery1,updateQuery2, updateQuery3 must be initialized // POST: Updates the list of Items based on the querys. { String driver = "org.apache.derby.jdbc.ClientDriver"; // Driver for DB String url = "jdbc:derby://localhost:1527/ShopDataBase"; // Url for DB String user = "******"; // Username for db String pass = "******"; // Password for db Connection myConnection; // Connection obj to db Statement stmt; // Statement to execute a result appon ResultSet results; // A set containing the returned results int i; // Index for the array try // Try connection to db { Class.forName(driver).newInstance(); // Create our db driver myConnection = DriverManager.getConnection(url, user, pass); // Initalize our connection stmt = myConnection.createStatement( ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_UPDATABLE); stmt.executeUpdate(updateQuery1); stmt.executeUpdate(updateQuery2); stmt.executeUpdate(updateQuery3); results = stmt.executeQuery(previous_query); // Call the previous query i = 0; while (results.next()) // Itterate through the results set { itemsArray[i] = new Item( results.getInt("item_id"), results.getString("item_name"), results.getString("item_type"), results.getInt("price"), results.getInt("owner_id"), results.getString("item_path")); i++; } results.close(); // Close the ResultSet stmt.close(); // Close the statement myConnection.close(); // Close the connection to db } catch (Exception e) // Cannot connect to db { System.err.println(e.toString()); System.err.println("Error, something went horribly wrong! in updateTables"); } }
static { try { Class.forName("com.mysql.jdbc.Driver"); con = DriverManager.getConnection("jdbc:mysql:///hospital", "root", "root"); pa = con.prepareStatement("insert into patient values (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?) "); pd = con.prepareStatement("delete from patient where pid=? "); pl = con.prepareStatement("select * from patient order by pid"); pps = con.prepareStatement("select * from patient where pid=? "); pps1 = con.prepareStatement("select * from patient where plnm= ?"); } catch (Exception e) { System.out.println(e); } }
public void actionPerformed(ActionEvent e) { Object source = e.getSource(); if (source == bRes) { tname.setText(""); textra.setText(""); } else { if (it.isSelected()) field = 1; else if (civil.isSelected()) field = 2; else if (mech.isSelected()) field = 3; if (tname.getText().equals("") | textra.getText().equals("") | field == 0) JOptionPane.showMessageDialog(null, "Please Fill in All Entries!!"); else { String sal = (String) cbsal.getSelectedItem(); try { // Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); // Connection conn=DriverManager.getConnection("jdbc:odbc:go"); Class.forName("com.mysql.jdbc.Driver").newInstance(); Connection conn = DriverManager.getConnection("jdbc:mysql:///go", "root", ""); Statement pst = conn.createStatement(); pst.executeUpdate( "Insert into company values('" + tname.getText() + "','" + textra.getText() + "','" + (String) sal + "','" + field + "','" + tusr.getText() + "','" + tpwd.getText() + "')"); conn.close(); String msg = "Your Details are Stored. Login again to View Related applicants! Thank You!!"; JOptionPane.showMessageDialog(null, msg); setVisible(false); login ab = new login(); } catch (Exception exc) { JOptionPane.showMessageDialog(null, tname.getText() + " : " + exc); System.exit(0); } } } }
/** 利用属性文件中的信息连接数据库 * */ public static Connection getConnection() throws SQLException, IOException { Properties props = new Properties(); String fileName = "QueryDB.properties"; FileInputStream in = new FileInputStream(fileName); props.load(in); String drivers = props.getProperty("jdbc.drivers"); if (drivers != null) System.setProperty("jdbc.drivers", drivers); String url = props.getProperty("jdbc.url"); String username = props.getProperty("jdbc.username"); String password = props.getProperty("jdbc.password"); return DriverManager.getConnection(url, username, password); }
public void actionPerformed(ActionEvent e) { String name6 = JOptionPane.showInputDialog("Enter old Password:"******"Enter New Password:"******"jdbc:oracle:thin:@localhost:1521:xe", "system", "9696030257"); Statement st = con.createStatement(); ResultSet rs = st.executeQuery("select * from database where password='******'"); rs.next(); String k8 = rs.getString("password"); if (k8.equals(name6)) { st.executeUpdate( "update database set password='******' where password='******'"); JOptionPane.showMessageDialog(null, "Your Password has been Reset"); new Jf(); } } catch (Exception ex) { System.out.print(ex); JOptionPane.showMessageDialog(null, "Please Enter valid DATA ."); } }
public boolean connectToDB() { boolean estCon = false; try { dbCon = DriverManager.getConnection( "jdbc:mysql://192.168.1.6:3306/ale", "Root", "oqu#$XQgHFzDj@1MGg1G8"); estCon = true; } catch (Exception e) { e.printStackTrace(); System.out.println("Could not connect to db"); } return estCon; }
InsertData(Graphics g, int time) { // *************************************************** String response = JOptionPane.showInputDialog(null, "INPUT YOUR INTIALS."); String initials = response.substring(0, 3); Date date = new Date(); String dateString = "" + date; String name = initials; String maze = "EASY"; int score = time; try { String url = "jdbc:mysql://pascobulldogs.com:3306/web?user=webuser&password=w0506r"; String sqlInsert = "INSERT INTO maze VALUES ('','" + name + "','" + maze + "','" + score + "','" + dateString + "');"; g.drawString("SCORE RECORED. REFRESH TO START OVER!", 10, 380); // System.out.println(sqlInsert); // System.out.println (url); Class.forName("com.mysql.jdbc.Driver").newInstance(); conn = DriverManager.getConnection(url); // cwc added this stmt = conn.createStatement(); stmt.executeUpdate(sqlInsert); // i added this conn.close(); } catch (Exception e) { // System.err.println ("Cannot connect to database server."); } finally { if (conn != null) { try { conn.close(); // System.out.println ("Database connection terminated"); } catch (Exception e) { /* ignore close errors */ } } } }
public List<Oriundo> listar() throws SQLException { List<Oriundo> resultado = new ArrayList<Oriundo>(); conexao propCon = new conexao(); Connection con = DriverManager.getConnection( new conexao().url, propCon.config.getString("usuario"), propCon.config.getString("senha")); PreparedStatement ps = null; ResultSet rs = null; String sqlListar = "SELECT * FROM oriundo Order by codigo DESC"; Oriundo oriundo; try { ps = con.prepareStatement(sqlListar); rs = ps.executeQuery(); // if(rs==null){ // return null; // } while (rs.next()) { oriundo = new Oriundo(); oriundo.setCodigo(rs.getInt("codigo")); oriundo.setDescricao(rs.getString("descricao")); oriundo.setData_cadastro(rs.getDate("data_cadastro")); oriundo.setDia_fechamento(rs.getInt("dia_fechamento")); oriundo.setDia_pag(rs.getInt("dia_pag")); resultado.add(oriundo); } } catch (NumberFormatException e) { JOptionPane.showMessageDialog( null, "NumberFormaterExeption Erro: " + e.getMessage(), "ClasseDAO Func.Localizar", 0); e.printStackTrace(); } catch (NullPointerException e) { JOptionPane.showMessageDialog( null, "NullPointerException Erro: " + e.getMessage(), "ClasseDAO Func. Localizar", 0); e.printStackTrace(); } catch (SQLException e) { JOptionPane.showMessageDialog( null, "SQLException Erro: " + e.getMessage(), "ClasseDAO Func. Localizar", 0); e.printStackTrace(); } catch (Exception e) { JOptionPane.showMessageDialog( null, "Exception Erro: " + e.getMessage(), "ClasseDAO Func. Localizar", 0); e.printStackTrace(); } finally { ps.close(); con.close(); } return resultado; }
public void actionPerformed(ActionEvent ae) { String str = ae.getActionCommand(); if (str.equals("Ok")) { String str1 = (String) jcmname.getSelectedItem(); Connection con = null; Statement stat = null; if (str1.equals("Pulsar") || str1.equals("CT 100") || str1.equals("Discover DTS-i") || str1.equals("Wave DTS-i")) { try { Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); con = DriverManager.getConnection("Jdbc:Odbc:showroom"); System.out.println("Got Connection :" + con); stat = con.createStatement(); ResultSet rs = stat.executeQuery("select * from vehicle"); System.out.println("chk1"); while (rs.next()) { if (str1.equals(rs.getString(1))) { tfcap.setText("" + rs.getInt(2)); tfeng.setText("" + rs.getInt(3)); tfbhp.setText("" + rs.getInt(4)); tfvolt.setText("" + rs.getInt(5)); tfrpm.setText("" + rs.getInt(6)); tfweight.setText("" + rs.getInt(7)); tfgear.setText("" + rs.getInt(8)); } } stat.close(); con.close(); } catch (Exception ex) { } } else { JOptionPane.showMessageDialog( null, "Please Choose Model Name", "Error", JOptionPane.ERROR_MESSAGE); } } if (str.equals("can")) { this.dispose(); // new menu(1); } }
public void connect() { try { try { Class.forName("com.mysql.jdbc.Driver").newInstance(); connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/root", "root", ""); statement = connection.createStatement(); statement1 = connection.createStatement(); } catch (Exception e) { e.printStackTrace(); } } catch (Exception e) { JOptionPane.showMessageDialog(null, "JavaError:Not Connect"); } }
public void actionPerformed(ActionEvent e) { String name8 = JOptionPane.showInputDialog("Enter old MobileNo:"); String name9 = JOptionPane.showInputDialog("Enter New MobileNo:"); try { DriverManager.registerDriver(new oracle.jdbc.OracleDriver()); Connection con = DriverManager.getConnection( "jdbc:oracle:thin:@localhost:1521:xe", "system", "9696030257"); Statement st = con.createStatement(); ResultSet rs = st.executeQuery("select * from database where mob='" + name8 + "'"); rs.next(); String k9 = rs.getString("mob"); if (k9.equals(name8)) { st.executeUpdate("update database set mob='" + name9 + "' where mob='" + name8 + "'"); JOptionPane.showMessageDialog( null, "Your Mobile is Reset . Now Your mobile no is < " + name9 + " >"); new Jf(); } } catch (Exception ex) { System.out.print(ex); JOptionPane.showMessageDialog(null, "Please Enter valid DATA."); } }
public static Connection getConnect() { try { /*if (!getConnect) { if (!con.isValid(1)) {*/ String host = "jdbc:mysql://localhost:3306/2761DB"; String uname = "root"; String upassword = "******"; con = DriverManager.getConnection(host, uname, upassword); getConnect = true; /*} }*/ } catch (SQLException err) { System.out.println(err.getMessage()); } return con; }
private void copyFile() throws Exception { // Load the JDBC driver Class.forName(((String) jcboDriver.getSelectedItem()).trim()); System.out.println("Driver loaded"); // Establish a connection Connection conn = DriverManager.getConnection( ((String) jcboURL.getSelectedItem()).trim(), jtfUsername.getText().trim(), String.valueOf(jtfPassword.getPassword()).trim()); System.out.println("Database connected"); // Read each line from the text file and insert it to the table insertRows(conn); }
// 采用静态初始化块来初始化Connection、Statement对象 static { try { Properties props = new Properties(); props.load(new FileInputStream("mysql.ini")); String drivers = props.getProperty("driver"); String url = props.getProperty("url"); String username = props.getProperty("user"); String password = props.getProperty("pass"); // 加载数据库驱动 Class.forName(drivers); // 取得数据库连接 conn = DriverManager.getConnection(url, username, password); stmt = conn.createStatement(); } catch (Exception e) { e.printStackTrace(); } }