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."); } }
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
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 isEdit(Boolean isEdit) { if (isEdit) { try { Connection con = FrameLogin.getConnect(); String sql = "SELECT * FROM Persons WHERE personId = " + Id; Statement stmt = con.createStatement(); ResultSet rs = stmt.executeQuery(sql); if (rs.first()) { String firstname = rs.getString("FirstName"); String lastname = rs.getString("LastName"); String cellphone = rs.getString("CellPhoneNo"); String homephone = rs.getString("HomePhoneNo"); String gradyear = rs.getString("Graduation Year"); String Gender = rs.getString("Gender"); firstName.setText(firstname); lastName.setText(lastname); cellPhone.setText(cellphone); homePhone.setText(homephone); gradYear.setText(gradyear); gender.setSelectedItem(Gender); jLabel7.setVisible(false); studentId.setVisible(false); } else { MessageBox.infoBox("Error: ID not found", "Error"); } } catch (Exception e) { MessageBox.infoBox(e.toString(), "Error in isEdit"); } } FrameLogin.closeConnect(); }
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!"); } }
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
private void passwordTextBoxKeyPressed( java.awt.event.KeyEvent evt) { // GEN-FIRST:event_passwordTextBoxKeyPressed // TODO add your handling code here: int key = evt.getKeyCode(); if (key == KeyEvent.VK_ENTER) { boolean verify = false; String user = usernameTextBox.getText(); String passwd = passwordTextBox.getText(); if (user.equals("") || passwd.equals("")) { JOptionPane.showMessageDialog( AdminLogin.this, "Sorry! You must enter a Username and Password to login "); usernameTextBox.requestFocus(); } else { Connection con = getConnection(); try { ResultSet rows; Statement s = con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE); String select = "Select * from admin;"; rows = s.executeQuery(select); while (rows.next()) { String username = rows.getString("Username"); String password = rows.getString("Password"); if (user.equals(username) && passwd.equals(password)) { verify = true; this.dispose(); // btn.btnEnabled(); break; } } if (verify == false) { verify = false; JOptionPane.showMessageDialog( AdminLogin.this, "Access Denied! Invalid Username or Password"); usernameTextBox.setText(""); passwordTextBox.setText(""); usernameTextBox.requestFocus(); } } catch (SQLException e) { System.out.println(e.getMessage()); } if (verify == false) { JOptionPane.showMessageDialog( AdminLogin.this, "Access Denied! Invalid Username or Password"); usernameTextBox.setText(""); passwordTextBox.setText(""); usernameTextBox.requestFocus(); } // TODO add your handling code here: } } if (key == KeyEvent.VK_UP) { usernameTextBox.grabFocus(); } if (key == KeyEvent.VK_KP_UP) { usernameTextBox.grabFocus(); } } // GEN-LAST:event_passwordTextBoxKeyPressed
private void submitButtonActionPerformed( java.awt.event.ActionEvent evt) { // GEN-FIRST:event_submitButtonActionPerformed // TODO add your handling code here: Connection con = FrameLogin.getConnect(); String SQLInsert = "INSERT INTO `2761DB`.`Persons` (`FirstName`, `LastName`, `CellPhoneNo`, `HomePhoneNo`, " + "`SchoolId`, `Graduation Year`, `Gender`) VALUES ('" + firstName.getText() + "', '" + lastName.getText() + "', '" + cellPhone.getText() + "', '" + homePhone.getText() + "', '" + studentId.getText() + "', '" + gradYear.getText() + "', '" + (String) (gender.getSelectedItem()) + "');"; String SQLUpdate = "UPDATE `2761DB`.`Persons` SET `FirstName` = '" + firstName.getText() + "', `LastName` = '" + lastName.getText() + "', `CellPhoneNo` = ' " + cellPhone.getText() + "', `HomePhoneNo` = '" + homePhone.getText() + "', `Graduation Year` = '" + gradYear.getText() + "', `Gender` = '" + (String) (gender.getSelectedItem()) + "' WHERE `PersonId` = '" + Id + "';"; // UPDATE `2761DB`.`Persons` SET `FirstName`='Robbie', `LastName`='Tacescu', `CellPhoneNo`='', // `HomePhoneNo`='559300', `SchoolId`='15648916', `Graduation Year`='6545', `Gender`='males' // WHERE // `PersonId`='42'; try { if (isEdit) { Statement stmt = con.createStatement(); // System.out.println(SQLUpdate); stmt.executeUpdate(SQLUpdate); } else { Statement stmt = con.createStatement(); // System.out.println(SQLInsert); stmt.executeUpdate(SQLInsert); } } catch (SQLException err) { MessageBox.infoBox(err.toString(), "Error in AddUserForm submitButton"); } FrameLogin.closeConnect(); this.dispose(); } // GEN-LAST:event_submitButtonActionPerformed
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"); } }
public void userHasLogged(String user) { boolean isAnonymous = "".equals(StringUtils.parseName(user)); String title = "Smack Debug Window -- " + (isAnonymous ? "" : StringUtils.parseBareAddress(user)) + "@" + connection.getServiceName() + ":" + connection.getPort(); title += "/" + StringUtils.parseResource(user); frame.setTitle(title); }
private void Update_table() { try { Connection conn = getConnect(); String sql = "SELECT * FROM LoggedInPeople"; PreparedStatement pst = conn.prepareStatement(sql); ResultSet rs = pst.executeQuery(); PeopleLoggedIn.setModel(DbUtils.resultSetToTableModel(rs)); closeConnect(); } catch (Exception e) { System.out.println(e); } }
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); } } } }
private void logIn(int personId) { Connection con = getConnect(); try { // MessageBox.infoBox("You have successfully logged in", "Login"); // INSERT INTO LogInOut (PersonId, TimeIn) VALUES (1, NOW()) String SQLLogin = "******" + personId + ", NOW())"; Statement stmtLogin = con.createStatement(); stmtLogin.executeUpdate(SQLLogin); Update_table(); } catch (SQLException err) { MessageBox.infoBox(err.toString(), "Error"); } closeConnect(); }
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); } }
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 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 static void closeConnect() { try { con.close(); } catch (SQLException e) { MessageBox.infoBox(e.toString(), "Error in closeConnect"); } }
public void dispose() { try { stmt.close(); con.close(); } catch (SQLException e) { } }
public boolean dbOpenList(Connection connection, String sql) { dbClearList(); this.oldSql = sql; this.oldConnection = connection; // apre il resultset da abbinare ResultSet resu = null; ResultSetMetaData meta; try { stat = connection.createStatement(); resu = stat.executeQuery(sql); meta = resu.getMetaData(); if (meta.getColumnCount() > 1) { this.contieneChiavi = true; } // righe while (resu.next()) { for (int i = 1; i <= meta.getColumnCount(); ++i) { if (i == 1) { dbItems.add((Object) resu.getString(i)); lm.addElement((Object) resu.getString(i)); } else if (i == 2) { dbItemsK.add((Object) resu.getString(i)); // debug // System.out.println("list:" + String.valueOf(i) + ":" + resu.getString(i)); } else if (i == 3) { dbItemsK2.add((Object) resu.getString(i)); } } } this.setModel(lm); // vado al primo if (dbTextAbbinato != null) { // debug // javax.swing.JOptionPane.showMessageDialog(null,this.getKey(0).toString()); dbTextAbbinato.setText(this.getKey(0).toString()); } return (true); } catch (Exception e) { javax.swing.JOptionPane.showMessageDialog(null, e.toString()); e.printStackTrace(); return (false); } finally { try { stat.close(); } catch (Exception e) { } try { resu.close(); } catch (Exception e) { } meta = null; } }
private void jButton4ActionPerformed( java.awt.event.ActionEvent evt) { // GEN-FIRST:event_jButton4ActionPerformed // TODO add your handling code here: String wash = chrg.getText(); cname = custname.getText(); addr1 = addr.getText(); total.setText(String.valueOf(tamount)); String a = lcharge.getText(); String b = total.getText(); String j = la.getText(); String c = con.getText(); int d = Integer.parseInt(b); int e = Integer.parseInt(a); int g = Integer.parseInt(wash); int h = Integer.parseInt(c); int i = Integer.parseInt(j); int f = d + e + g + h + i; toamnt.setText(String.valueOf(f)); String sql = "insert into bill(Bill_No,Bill_Date,Cust_Name,Cust_Addr,P_Details,Amount) values('" + no1 + "','" + bill1 + "','" + cname + "','" + addr1 + "','" + pd + "','" + toamnt + "')"; try { Class.forName("com.mysql.jdbc.Driver"); Connection con = (Connection) DriverManager.getConnection("jdbc:mysql://localhost:3306/bharatmotors", "root", ""); Statement stmt = con.createStatement(); stmt.executeUpdate(sql); } catch (Exception e2) { JOptionPane.showMessageDialog(this, e2.getMessage()); } } // GEN-LAST:event_jButton4ActionPerformed
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
private void logOut(int personId) { Connection con = getConnect(); try { // MessageBox.infoBox("You have successfully logged out", "Logout"); // UPDATE LogInOut SET TimeOut = NOW() WHERE PersonId = 1 AND TimeOut IS NULL String SQLLogin = "******" + personId + " AND TimeOut IS NULL"; Statement stmtLogin = con.createStatement(); stmtLogin.executeUpdate(SQLLogin); Update_table(); } catch (SQLException err) { System.out.println(err); MessageBox.infoBox(err.toString(), "Error"); } closeConnect(); }
// event handling public void actionPerformed(ActionEvent e) { if (e.getSource() == btnok) { PreparedStatement pstm; ResultSet rs; String sql; // if no entries has been made and hit ok button throw an error // you can do this step using try clause as well if ((tf1.getText().equals("") && (tf2.getText().equals("")))) { lblmsg.setText("Enter your details "); lblmsg.setForeground(Color.magenta); } else { try { Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); Connection connect = DriverManager.getConnection("jdbc:odbc:student_base"); System.out.println("Connected to the database"); pstm = connect.prepareStatement("insert into student_base values(?,?)"); pstm.setString(1, tf1.getText()); pstm.setString(2, tf2.getText()); // execute method to execute the query pstm.executeUpdate(); lblmsg.setText("Details have been added to database"); // closing the prepared statement and connection object pstm.close(); connect.close(); } catch (SQLException sqe) { System.out.println("SQl error"); } catch (ClassNotFoundException cnf) { System.out.println("Class not found error"); } } } // upon clickin button addnew , your textfield will be empty to enternext record if (e.getSource() == btnaddnew) { tf1.setText(""); tf2.setText(""); } if (e.getSource() == btnexit) { System.exit(1); } }
private boolean isLoggedIn(int id) { boolean isLoggedIn = false; Connection con = getConnect(); int personId = getPersonId(id); try { String SQL = "SELECT * FROM LogInOut WHERE personId = " + personId + " AND TimeOut IS NULL"; Statement stmt = con.createStatement(); ResultSet rs = stmt.executeQuery(SQL); if (rs != null && rs.next()) { rs.last(); isLoggedIn = true; } } catch (Exception err) { MessageBox.infoBox(err.toString(), "Error from isLoggedIn"); System.out.println(err); } closeConnect(); return isLoggedIn; // SELECT * FROM LogInOut WHERE personId = 1 AND TimeOut IS NULL }
public static int getPersonId(int id) { Connection con = getConnect(); ResultSet rs = null; int personId = 0; try { String SQL = "SELECT PersonId FROM 2761DB.Persons WHERE SchoolId = " + id; Statement stmt = con.createStatement(); rs = stmt.executeQuery(SQL); if (rs.next()) { rs.first(); personId = rs.getInt("PersonId"); } else { AddUserQuery addUserQuery = new AddUserQuery(); addUserQuery.setVisible(true); } } catch (Exception err) { MessageBox.infoBox(err.toString(), "Error in getPersonId"); } closeConnect(); return personId; }
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) ."); } }
/** * Method declaration * * @param ev */ public void windowClosing(WindowEvent ev) { try { cConn.close(); } catch (Exception e) { } fMain.dispose(); if (bMustExit) { System.exit(0); } }
public void login() { String driver = "oracle.jdbc.driver.OracleDriver"; String url = "jdbc:oracle:thin:@localhost:1521:orcl"; Connection con = null; Statement stmt = null; ResultSet rs = null; String id, pw, sql; try { Class.forName(driver); con = DriverManager.getConnection(url, "hr", "hr"); stmt = con.createStatement(); sql = "select * from chatuser where id = '" + lid.getText() + "'"; rs = stmt.executeQuery(sql); if (rs.next()) { pw = rs.getString(2); nick = rs.getString(3); if (lpw.getText().equals(pw)) { jd.setVisible(false); setVisible(true); } else { lpw.setText("일치하지 않습니다."); } } else { lid.setText("일치하지 않습니다."); } } catch (Exception e1) { e1.printStackTrace(); System.out.println("데이터 베이스 연결 실패!!"); } finally { try { if (rs != null) rs.close(); if (stmt != null) stmt.close(); if (con != null) con.close(); } catch (Exception e1) { System.out.println(e1.getMessage()); } } }
public void closeDB() { try { if (statement != null) { statement.close(); } if (db != null) { db.close(); } } catch (Exception e) { System.out.println("Database could not closed"); e.printStackTrace(); } } // closeDB sonu