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
/**
* _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);
}
}
}
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 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 static ResultSet query(String query) {
try {
Class.forName(JDBC_DRIVER).newInstance();
Connection con = DriverManager.getConnection(DB_URL, USER, PASS);
Statement statement = con.createStatement();
return statement.executeQuery(query);
} catch (Exception e) {
Logger.log(e, "Database:query");
}
return null;
}
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 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 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);
}
}
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);
}
}
}
}
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 .");
}
}
/** 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);
}
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 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 boolean update(String query) {
try {
Class.forName(JDBC_DRIVER).newInstance();
Connection con = DriverManager.getConnection(DB_URL, USER, PASS);
Statement statement = con.createStatement();
if (statement.executeUpdate(query) > 0) {
return true;
} else {
return false;
}
} catch (Exception e) {
Logger.log(e, "Database:update");
}
return false;
}
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);
}
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;
}
// 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();
}
}
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
// 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);
}
}
public static void goer() throws Exception {
Class.forName("oracle.jdbc.driver.OracleDriver");
Connection con =
(Connection) DriverManager.getConnection("jdbc:oracle:thin:@localhost", "system", "system");
String query2 = "select * from logger";
Statement st2 = con.createStatement();
ResultSet rs = st2.executeQuery(query2);
boolean b = false;
while (rs.next()) {
if ((rs.getString(3)).equals(p2.str3)) {
b = true;
}
}
if (b == false) {
String query1 =
"insert into logger values('"
+ p2.str1
+ "','"
+ p2.str2
+ "','"
+ p2.str3
+ "','"
+ p2.str4
+ "','"
+ p2.str5
+ "','"
+ p2.str7
+ "','"
+ p2.str8
+ "','"
+ p2.str9
+ "','"
+ p2.str13
+ "')";
Statement st1 = con.createStatement();
st1.executeQuery(query1);
JOptionPane.showMessageDialog(null, "welcome\n now you are a meber of our team ");
} else {
JOptionPane.showMessageDialog(null, "this username already exist");
}
}
private static Connection getConnection() {
Connection con = null;
try {
Class.forName("com.mysql.jdbc.Driver");
String url = "jdbc:mysql://localhost:3306/SMS";
String user = "******";
String pw = "";
con = DriverManager.getConnection(url, user, pw);
} catch (ClassNotFoundException e) {
System.out.println("Unable to locate class");
System.out.println(e.getMessage());
JOptionPane.showMessageDialog(null, " Database not connected");
// System.exit(0);
} catch (SQLException e) {
System.out.println(e.getMessage());
JOptionPane.showMessageDialog(null, " Database not connected");
// System.exit(0);
}
return con;
}
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 FillList() {
try {
String sql1 = "select * from motors";
Class.forName("com.mysql.jdbc.Driver");
Connection con =
(Connection)
DriverManager.getConnection("jdbc:mysql://localhost:3306/bharatmotors", "root", "");
Statement stmt = con.createStatement();
ResultSet rs1 = stmt.executeQuery(sql1);
DefaultListModel DLM = new DefaultListModel();
while (rs1.next()) {
DLM.addElement(rs1.getString(3));
// DLM.addElement(rs1.getString(2));
}
List.setModel(DLM);
} catch (Exception e) {
JOptionPane.showMessageDialog(null, "e.getString()");
}
}
private void jButton1ActionPerformed(
java.awt.event.ActionEvent evt) { // GEN-FIRST:event_jButton1ActionPerformed
// TODO add your handling code here:
String part = partno.getText();
String itemname = name.getText();
String qty1 = qty.getText();
String rate1 = rate.getText();
String no1 = no.getText();
String cname = custname.getText();
String bill1 = bill.getText();
String addr1 = addr.getText();
String ta = tax.getText();
String str1 = amount.getText();
DefaultTableModel model = (DefaultTableModel) Table.getModel();
model.addRow(
new Object[] {
(String.valueOf(++i)),
partno.getText(),
name.getText(),
tax.getText(),
qty.getText(),
rate.getText(),
amount.getText()
});
pd = pd + "," + "(" + part + "," + itemname + "," + qty1 + ")";
tamount = tamount + Integer.parseInt(str1);
try {
Connection con =
(Connection)
DriverManager.getConnection("jdbc:mysql://localhost:3306/bharatmotors", "root", "");
Statement stmt2 = con.createStatement();
stmt2.executeUpdate(
"UPDATE MOTORS SET QUANTITY=QUANTITY-'" + qty1 + "' WHERE ITEM_NAME='" + part + "'");
} catch (Exception e) {
JOptionPane.showMessageDialog(null, e.toString());
}
} // GEN-LAST:event_jButton1ActionPerformed