/**
* Method declaration
*
* @param r
*/
void formatResultSet(ResultSet r) {
if (r == null) {
String g[] = new String[1];
g[0] = "Result";
gResult.setHead(g);
g[0] = "(empty)";
gResult.addRow(g);
return;
}
try {
ResultSetMetaData m = r.getMetaData();
int col = m.getColumnCount();
String h[] = new String[col];
for (int i = 1; i <= col; i++) {
h[i - 1] = m.getColumnLabel(i);
}
gResult.setHead(h);
while (r.next()) {
for (int i = 1; i <= col; i++) {
h[i - 1] = r.getString(i);
if (r.wasNull()) {
h[i - 1] = "(null)";
}
}
gResult.addRow(h);
}
r.close();
} catch (SQLException e) {
}
}
public void actionPerformed(ActionEvent e) {
String a, b, c, f, g, h, j, k, l, m, n, o, p, tol = "";
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
con = DriverManager.getConnection("jdbc:odbc:db2");
stm = con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_READ_ONLY);
} catch (Exception error) {
System.out.println(error);
}
if (e.getSource() == student) {
name = "Student";
cl.show(pnc, "cstu");
try {
rs = stm.executeQuery("Select * from Student");
rs.next();
t1.setText(rs.getString(1));
t2.setText(rs.getString(2));
t3.setText(rs.getString(3));
t4.setText(rs.getString(4));
t5.setText(rs.getString(5));
t6.setText(rs.getString(6));
} catch (Exception error) {
System.out.println(error);
}
}
if (e.getSource() == teacher) {
name = "Teacher";
cl.show(pnc, "ctea");
try {
rs = stm.executeQuery("Select * from Teacher");
rs.next();
t11.setText(rs.getString(1));
t12.setText(rs.getString(2));
t13.setText(rs.getString(3));
t14.setText(rs.getString(4));
} catch (Exception error) {
System.out.println(error);
}
}
if (e.getSource() == course) {
name = "Course";
cl.show(pnc, "ccou");
try {
rs = stm.executeQuery("Select * from Course");
rs.next();
t7.setText(rs.getString(1));
t8.setText(rs.getString(2));
t9.setText(rs.getString(3));
t0.setText(rs.getString(4));
} catch (Exception error) {
System.out.println(error);
}
}
if (e.getSource() == result) {
name = "Result";
cl.show(pnc, "cres");
try {
rs = stm.executeQuery("Select * from Result");
rs.next();
t15.setText(rs.getString(1));
t16.setText(rs.getString(2));
t17.setText(rs.getString(3));
t18.setText(rs.getString(4));
t19.setText(rs.getString(5));
t20.setText(rs.getString(6));
t21.setText(rs.getString(7));
t22.setText(rs.getString(8));
t23.setText(rs.getString(9));
t24.setText(rs.getString(10));
t25.setText(rs.getString(11));
t26.setText(rs.getString(12));
t27.setText(rs.getString(13));
} catch (Exception error) {
System.out.println(error);
}
}
if (e.getSource() == b6) {
Vector cols = new Vector();
Vector rows = new Vector();
if (z == 1) {
String sql = "Select * from " + co;
try {
rs = stm.executeQuery(sql);
meta = rs.getMetaData();
for (int i = 1; i <= meta.getColumnCount(); i++) cols.addElement(meta.getColumnName(i));
while (rs.next()) {
Vector currow = new Vector();
for (int i = 1; i <= meta.getColumnCount(); i++) currow.addElement(rs.getString(i));
rows.addElement(currow);
}
} catch (Exception ex) {
System.out.print(ex);
}
tb = new JTable(rows, cols);
js = new JScrollPane(tb);
pne2.remove(js);
pne2.add(blk, "bb");
cl2.show(pne2, "bb");
pne2.add(js, "jjs");
cl2.show(pne2, "jjs");
pne2.remove(blk);
z = 0;
}
}
if (e.getSource() == b1) // **** ADD BUTTON ****//
{
if (name == "Student") {
a = t1.getText();
b = t2.getText();
c = t3.getText();
f = t4.getText();
g = t5.getText();
h = t6.getText();
tol =
"Insert into Student values ('"
+ a
+ "','"
+ b
+ "','"
+ c
+ "','"
+ f
+ "','"
+ g
+ "','"
+ h
+ "')";
}
if (name == "Teacher") {
a = t11.getText();
b = t12.getText();
c = t13.getText();
f = t14.getText();
tol = "Insert into Teacher values ('" + a + "','" + b + "','" + c + "','" + f + "')";
}
if (name == "Course") {
a = t7.getText();
b = t8.getText();
c = t9.getText();
f = t0.getText();
tol = "Insert into Course values ('" + a + "','" + b + "','" + c + "','" + f + "')";
}
if (name == "Result") {
a = t15.getText();
b = t16.getText();
c = t17.getText();
f = t18.getText();
g = t19.getText();
h = t20.getText();
j = t21.getText();
k = t22.getText();
l = t23.getText();
m = t24.getText();
n = t25.getText();
o = t26.getText();
p = t27.getText();
tol =
"Insert into Result values ('"
+ a
+ "','"
+ b
+ "','"
+ c
+ "','"
+ f
+ "','"
+ g
+ "','"
+ h
+ "','"
+ j
+ "','"
+ k
+ "','"
+ l
+ "','"
+ m
+ "','"
+ n
+ "','"
+ o
+ "','"
+ p
+ "')";
}
try {
stm.executeUpdate(tol);
} catch (Exception error) {
System.out.println(error);
}
}
if (e.getSource() == b2) // **** DELETE BUTTON ****//
{
if (name == "Student") {
b = t2.getText();
tol = "Delete from Student where Id = '" + b + "'";
}
if (name == "Teacher") {
b = t12.getText();
tol = "Delete from Teacher where Id = '" + b + "'";
}
if (name == "Course") {
b = t8.getText();
tol = "Delete from Course where Id = '" + b + "'";
}
if (name == "Result") {
b = t16.getText();
tol = "Delete from Result where Code = '" + b + "'";
}
try {
stm.executeUpdate(tol);
} catch (Exception error) {
System.out.println(error);
}
}
if (e.getSource() == b3) // **** UPDATE BUTTON ****//
{
if (name == "Student") {
a = t1.getText();
b = t2.getText();
c = t3.getText();
f = t4.getText();
g = t5.getText();
h = t6.getText();
tol =
"Update Student set Name = '"
+ a
+ "', ID = '"
+ b
+ "', Dept = '"
+ c
+ "', CGPA = '"
+ f
+ "', Address = '"
+ g
+ "', Cell = '"
+ h
+ "' where ID = '"
+ b
+ "'";
}
if (name == "Teacher") {
a = t11.getText();
b = t12.getText();
c = t13.getText();
f = t14.getText();
tol =
"Update Teacher set Name = '"
+ a
+ "', ID = '"
+ b
+ "', Dept = '"
+ c
+ "', Course = '"
+ f
+ "' where ID = '"
+ b
+ "'";
}
if (name == "Course") {
a = t7.getText();
b = t8.getText();
c = t9.getText();
f = t0.getText();
tol =
"Update Course set Name = '"
+ a
+ "', Code = '"
+ b
+ "', Credit = '"
+ c
+ "', Prerecusite = '"
+ f
+ "' where Code = '"
+ b
+ "'";
}
if (name == "Result") {
a = t15.getText();
b = t16.getText();
c = t17.getText();
f = t18.getText();
g = t19.getText();
h = t20.getText();
j = t21.getText();
k = t22.getText();
l = t23.getText();
m = t24.getText();
n = t25.getText();
o = t26.getText();
p = t27.getText();
tol =
"Update Result set Course = '"
+ a
+ "', Code = '"
+ b
+ "', Credit = '"
+ c
+ "', A = '"
+ f
+ "', B+ = '"
+ g
+ "', B = '"
+ h
+ "', C+ = '"
+ j
+ "', C = '"
+ k
+ "', D+ = '"
+ l
+ "', D = '"
+ m
+ "', F = '"
+ n
+ "', I = '"
+ o
+ "', W = '"
+ p
+ "' where Code = '"
+ b
+ "'";
// JOptionPane.showMessageDialog(null,tol,null,JOptionPane.PLAIN_MESSAGE);
// tol = "Update Result set Course = '"+a+"', Code = '"+b+"', Credit = '"+c+"' where Code =
// '"+b+"'";
}
try {
stm.executeUpdate(tol);
} catch (Exception error) {
System.out.println(error);
}
}
if (e.getSource() == b4) // **** NEXT BUTTON ****//
{
if (name == "Student") {
try {
if (rs.next()) {
t1.setText(rs.getString(1));
t2.setText(rs.getString(2));
t3.setText(rs.getString(3));
t4.setText(rs.getString(4));
t5.setText(rs.getString(5));
t6.setText(rs.getString(6));
}
} catch (Exception error) {
System.out.println(error);
}
}
if (name == "Teacher") {
try {
if (rs.next()) {
t11.setText(rs.getString(1));
t12.setText(rs.getString(2));
t13.setText(rs.getString(3));
t14.setText(rs.getString(4));
}
} catch (Exception error) {
System.out.println(error);
}
}
if (name == "Course") {
try {
if (rs.next()) {
t7.setText(rs.getString(1));
t8.setText(rs.getString(2));
t9.setText(rs.getString(3));
t0.setText(rs.getString(4));
}
} catch (Exception error) {
System.out.println(error);
}
}
if (name == "Result") {
try {
if (rs.next()) {
t15.setText(rs.getString(1));
t16.setText(rs.getString(2));
t17.setText(rs.getString(3));
t18.setText(rs.getString(4));
t19.setText(rs.getString(5));
t20.setText(rs.getString(6));
t21.setText(rs.getString(7));
t22.setText(rs.getString(8));
t23.setText(rs.getString(9));
t24.setText(rs.getString(10));
t25.setText(rs.getString(11));
t26.setText(rs.getString(12));
t27.setText(rs.getString(13));
}
} catch (Exception error) {
System.out.println(error);
}
}
}
if (e.getSource() == b5) // **** PREVIOUS BUTTON ****//
{
if (name == "Student") {
try {
if (rs.previous()) {
t1.setText(rs.getString(1));
t2.setText(rs.getString(2));
t3.setText(rs.getString(3));
t4.setText(rs.getString(4));
t5.setText(rs.getString(5));
t6.setText(rs.getString(6));
}
} catch (Exception error) {
System.out.println(error);
}
}
if (name == "Teacher") {
try {
if (rs.previous()) {
t11.setText(rs.getString(1));
t12.setText(rs.getString(2));
t13.setText(rs.getString(3));
t14.setText(rs.getString(4));
}
} catch (Exception error) {
System.out.println(error);
}
}
if (name == "Course") {
try {
if (rs.previous()) {
t7.setText(rs.getString(1));
t8.setText(rs.getString(2));
t9.setText(rs.getString(3));
t0.setText(rs.getString(4));
}
} catch (Exception error) {
System.out.println(error);
}
}
if (name == "Result") {
try {
if (rs.previous()) {
t15.setText(rs.getString(1));
t16.setText(rs.getString(2));
t17.setText(rs.getString(3));
t18.setText(rs.getString(4));
t19.setText(rs.getString(5));
t20.setText(rs.getString(6));
t21.setText(rs.getString(7));
t22.setText(rs.getString(8));
t23.setText(rs.getString(9));
t24.setText(rs.getString(10));
t25.setText(rs.getString(11));
t26.setText(rs.getString(12));
t27.setText(rs.getString(13));
}
} catch (Exception error) {
System.out.println(error);
}
}
}
}
/** Method declaration */
private void refreshTree() {
tTree.removeAll();
try {
int color_table = Color.yellow.getRGB();
int color_column = Color.orange.getRGB();
int color_index = Color.red.getRGB();
tTree.addRow("", dMeta.getURL(), "-", 0);
String usertables[] = {"TABLE"};
ResultSet result = dMeta.getTables(null, null, null, usertables);
Vector tables = new Vector();
// sqlbob@users Added remarks.
Vector remarks = new Vector();
while (result.next()) {
tables.addElement(result.getString(3));
remarks.addElement(result.getString(5));
}
result.close();
for (int i = 0; i < tables.size(); i++) {
String name = (String) tables.elementAt(i);
String key = "tab-" + name + "-";
tTree.addRow(key, name, "+", color_table);
// sqlbob@users Added remarks.
String remark = (String) remarks.elementAt(i);
if ((remark != null) && !remark.trim().equals("")) {
tTree.addRow(key + "r", " " + remark);
}
ResultSet col = dMeta.getColumns(null, null, name, null);
while (col.next()) {
String c = col.getString(4);
String k1 = key + "col-" + c + "-";
tTree.addRow(k1, c, "+", color_column);
String type = col.getString(6);
tTree.addRow(k1 + "t", "Type: " + type);
boolean nullable = col.getInt(11) != DatabaseMetaData.columnNoNulls;
tTree.addRow(k1 + "n", "Nullable: " + nullable);
}
col.close();
tTree.addRow(key + "ind", "Indices", "+", 0);
ResultSet ind = dMeta.getIndexInfo(null, null, name, false, false);
String oldiname = null;
while (ind.next()) {
boolean nonunique = ind.getBoolean(4);
String iname = ind.getString(6);
String k2 = key + "ind-" + iname + "-";
if ((oldiname == null || !oldiname.equals(iname))) {
tTree.addRow(k2, iname, "+", color_index);
tTree.addRow(k2 + "u", "Unique: " + !nonunique);
oldiname = iname;
}
String c = ind.getString(9);
tTree.addRow(k2 + "c-" + c + "-", c);
}
ind.close();
}
tTree.addRow("p", "Properties", "+", 0);
tTree.addRow("pu", "User: "******"pr", "ReadOnly: " + cConn.isReadOnly());
tTree.addRow("pa", "AutoCommit: " + cConn.getAutoCommit());
tTree.addRow("pd", "Driver: " + dMeta.getDriverName());
tTree.addRow("pp", "Product: " + dMeta.getDatabaseProductName());
tTree.addRow("pv", "Version: " + dMeta.getDatabaseProductVersion());
} catch (SQLException e) {
tTree.addRow("", "Error getting metadata:", "-", 0);
tTree.addRow("-", e.getMessage());
tTree.addRow("-", e.getSQLState());
}
tTree.update();
}
public void actionPerformed(ActionEvent ae) {
os = a.getText();
Pattern pat = Pattern.compile("[ .]");
String ms[] = pat.split(os), v; // Get whole String from Text area in tokens form
Pattern pat1 = Pattern.compile("[ ]");
String ms1[] = pat1.split(os); // for string aaray
int hcode[] = {100, 102, 220, 110, 111},
ecode[] = new int[20],
j,
p = 0; // p for check entry & hcode=Hindi lang.code ecode=English lang. code
ResultSet rs;
b.setText("");
try {
Class.forName("oracle.jdbc.driver.OracleDriver");
Connection con =
DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:xe", "system", "student");
Statement stmt = con.createStatement();
for (i = 0; i <= ms.length; i++) {
v = "'" + ms[i] + "'";
p = 0;
if (p == 0) {
rs = stmt.executeQuery("select hnoun from noun where enoun=" + v);
while (rs.next()) {
ms1[i] = (rs.getString(1));
p++;
ecode[i] = 100;
}
}
if (p == 0) {
rs = stmt.executeQuery("select hhv from hv where ehv=" + v);
while (rs.next()) {
ms1[i] = (rs.getString(1));
p++;
ecode[i] = 111;
}
}
if (p == 0) {
rs = stmt.executeQuery("select hneg from neg where eneg=" + v);
while (rs.next()) {
ms1[i] = (rs.getString(1));
p++;
ecode[i] = 220;
}
}
if (p == 0) {
rs = stmt.executeQuery("select hverb from verb where everb=" + v);
while (rs.next()) {
ms1[i] = (rs.getString(1));
p++;
ecode[i] = 110;
}
}
if (p == 0) {
rs = stmt.executeQuery("select hpre from pre where epre=" + v);
while (rs.next()) {
ms1[i] = (rs.getString(1));
p++;
ecode[i] = 140;
}
}
if (p == 0) {
rs = stmt.executeQuery("select hpro from pro where epro=" + v);
while (rs.next()) {
ms1[i] = (rs.getString(1));
p++;
ecode[i] = 102;
}
}
if (p == 0) {
rs = stmt.executeQuery("select hart from art where eart=" + v);
while (rs.next()) {
ms1[i] = (rs.getString(1));
p++;
ecode[i] = 123;
}
}
}
con.close();
} catch (Exception e) {
System.out.println(e);
}
for (i = 0; i < 5; i++) {
for (j = 0; j < ms.length; j++) {
if (hcode[i] == ecode[j]) {
b.append(ms1[j] + " "); // print to hindi code wise
}
}
}
}
