URGENT - org.gjt.mysql.driver Issues... Please help...

Question

import java.sql.*;
import java.applet.*;
import java.awt.*;
import java.awt.event.*;
public class receiving extends Applet implements ItemListener, ActionListener
Connection conDatabase;//door to the database
Statement cmdDatabase;//messenger
ResultSet rsDatabase;//bucket
private String dbURL = "jdbc:mysql://web6.duc.auburn.edu/?user=gunthms&password=tigers05";
boolean blnSuccessfulOpen = false;
Choice Order_No = new Choice();
TextField txtOrder_No = new TextField(6);
TextField txtCompany = new TextField(20);
TextField txtLocation = new TextField(20);
TextField txtDate_Shipped = new TextField(10);
TextField txtBlack_Poly = new TextField(8);
TextField txtBlue_Poly = new TextField(8);
TextField txtBrass1 = new TextField(8);
TextField txtBrass2 = new TextField(8);
TextField txtTransaction_No = new TextField(8);
TextField txtTracking_No = new TextField(18);
Button btnAdd = new Button("Add");
Button btnEdit = new Button("Save");
Button btnCancel = new Button("Cancel");
Button btnDelete = new Button("Delete");
Button btnNext = new Button(" > ");
Button btnLast = new Button(" >>> ");
Button btnPrevious = new Button(" < ");
Button btnFirst = new Button(" <<< ");
public void init()
//Set up panel and load database
LoadDatabase();
if (blnSuccessfulOpen)
Order_No.insert("Select an Order",0);
add(Order_No);
add(new Label(" "));
Order_No.addItemListener(this);
add(new Label("Order No"));
add(txtOrder_No);
add(new Label("Company"));
add(txtCompany);
add(new Label("Location"));
add(txtLocation);
add(new Label(" "));
add(new Label("Date Shipped"));
add(txtDate_Shipped);
add(new Label(" "));
add(new Label("Black Poly (sqft)"));
add(txtBlack_Poly);
add(new Label("Blue Poly (sqft)"));
add(txtBlue_Poly);
add(new Label("Brass 1inch (pcs)"));
add(txtBrass1);
add(new Label("Brass 2inch (pcs)"));
add(txtBrass2);
add(new Label(" "));
add(new Label("Transaction No"));
add(txtTransaction_No);
add(new Label(" "));
add(new Label("Tracking No"));
add(txtTracking_No);
setTextToNotEditable();
add(new Label(" "));
add(btnAdd);
btnAdd.addActionListener(this);
add(btnEdit);
btnEdit.addActionListener(this);
add(btnDelete);
btnDelete.addActionListener(this);
add(btnCancel);
btnCancel.addActionListener(this);
btnCancel.setEnabled(false);
//Navigate Buttons
add(btnFirst);
btnFirst.addActionListener(this);
add(btnPrevious);
btnPrevious.addActionListener(this);
add(btnNext);
btnNext.addActionListener(this);
add(btnLast);
btnLast.addActionListener(this);
else
System.err.println("Unable to populate fields");
public void LoadDatabase()
try
//Load MySQL drivers
Class.forName("org.gjt.mm.mysql.Driver");
catch ( java.lang.ClassNotFoundException e )
System.err.println("MySQL ORG Package Driver not found ...");
System.err.println(e.getMessage());
/* try
//Load MySQL drivers
Class.forName("com.mysql.jdbc.Driver");
catch ( java.lang.ClassNotFoundException e )
System.err.println("MySQL COM Package Driver not found ...");
System.err.println(e.getMessage());
try
//Connect to the database
conDatabase = DriverManager.getConnection(dbURL);
catch(SQLException error)
System.err.println("Unable to Connect to Database");
try
Statement cmdDatabase = conDatabase.createStatement();
//Create the ResultSet
rsDatabase = cmdDatabase.executeQuery("Select * from gunthmsjv.RECEIVING;");
loadNumbers(rsDatabase);
blnSuccessfulOpen = true;
catch(SQLException error)
System.err.println("Error in recordset");
public void loadNumbers(ResultSet rsDatabase)
//Fill last name list box
try
while(rsDatabase.next())
Order_No.add(rsDatabase.getString("Order_No"));
catch (SQLException error)
System.err.println("Error in Display Record");
public void itemStateChanged(ItemEvent event)
//Retrieve and display the selected record
String strOrder_No = Order_No.getSelectedItem();
showStatus(""); //Delete instructions
try
Statement cmdDatabase = conDatabase.createStatement();
rsDatabase = cmdDatabase.executeQuery(
"Select * from gunthmsjv.RECEIVING where Order_No = '" + strOrder_No + "';");
txtOrder_No.setText(strOrder_No);
displayRecord(rsDatabase);
setTextToEditable();
catch(SQLException error)
showStatus("Error in recordset");
public void displayRecord(ResultSet rsDatabase)
//Display the current record
try
if(rsDatabase.next())
txtOrder_No.setText(rsDatabase.getString("Order_No"));
txtCompany.setText(rsDatabase.getString("Company"));
txtLocation.setText(rsDatabase.getString("Location"));
txtDate_Shipped.setText(rsDatabase.getString("Date_Shipped"));
txtBlack_Poly.setText(rsDatabase.getString("Black_Poly"));
txtBlue_Poly.setText(rsDatabase.getString("Blue_Poly"));
txtBrass1.setText(rsDatabase.getString("Brass1"));
txtBrass2.setText(rsDatabase.getString("Brass2"));
txtTransaction_No.setText(rsDatabase.getString("Transaction_No"));
txtTracking_No.setText(rsDatabase.getString("Tracking_No"));
showStatus("");
else
showStatus("Record not found");
ClearTextFields();
catch (SQLException error)
showStatus("Error in display record");
public void actionPerformed(ActionEvent event)
//Test the command buttons
Object objSource = event.getSource();
if(objSource == btnAdd && event.getActionCommand() == "Add")
Add();
else if (objSource == btnAdd)
Save();
else if(objSource == btnEdit)
Edit();
else if(objSource == btnDelete)
Delete();
else if(objSource == btnCancel)
Cancel();
else if(objSource == btnFirst)
firstRecord();
else if(objSource == btnNext)
nextRecord();
else if(objSource == btnPrevious)
previousRecord();
else if(objSource == btnLast)
lastRecord();
public void setTextToNotEditable()
//Lock the text fields
txtOrder_No.setEditable(false);
txtCompany.setEditable(false);
txtLocation.setEditable(false);
txtDate_Shipped.setEditable(false);
txtBlack_Poly.setEditable(false);
txtBlue_Poly.setEditable(false);
txtBrass1.setEditable(false);
txtBrass2.setEditable(false);
txtTransaction_No.setEditable(false);
txtTracking_No.setEditable(false);
public void setTextToEditable()
//Unlock the text fields
txtOrder_No.setEditable(true);
txtCompany.setEditable(true);
txtLocation.setEditable(true);
txtDate_Shipped.setEditable(true);
txtBlack_Poly.setEditable(true);
txtBlue_Poly.setEditable(true);
txtBrass1.setEditable(true);
txtBrass2.setEditable(true);
txtTransaction_No.setEditable(true);
txtTracking_No.setEditable(true);
public void ClearTextFields()
//Clear the Text Fields
txtOrder_No.setText("");
txtCompany.setText("");
txtLocation.setText("");
txtDate_Shipped.setText("");
txtBlack_Poly.setText("");
txtBlue_Poly.setText("");
txtBrass1.setText("");
txtBrass2.setText("");
txtTransaction_No.setText("");
txtTracking_No.setText("");
public void Add()
//Add a new record
showStatus("");
//Empty the text fields
setTextToEditable();
ClearTextFields();
txtOrder_No.requestFocus ();
//Change the button labels
btnAdd.setLabel("OK");
btnCancel.setEnabled(true);
//Disable the Delete and Edit buttons
btnDelete.setEnabled(false);
btnEdit.setEnabled(false);
public void Save()
//Save the new record
// Activated when Add button has an "OK" label
if (txtOrder_No.getText().length() == 0 && txtLocation.getText().length() == 0)
showStatus("The Customer Name or ID Number is blank");
else
try
Statement cmdDatabase = conDatabase.createStatement();
cmdDatabase.executeUpdate(
"Insert Into gunthmsjv.RECEIVING "
+ "(Order_No,Company,Location,Date_Shipped,Black_Poly,Blue_Poly,Brass1,Brass2,Transaction_No,txtTracking_No) "
+ "Values('"
+ txtOrder_No.getText() + "', '"
+ txtCompany.getText() + "', '"
+ txtLocation.getText() + "', '"
+ txtDate_Shipped.getText() + "', '"
+ txtBlack_Poly.getText() + "', '"
+ txtBlue_Poly.getText() + "', '"
+ txtBrass1.getText() + "', '"
+ txtBrass2.getText() + "', '"
+ txtTransaction_No.getText() + "', '"
+ txtTracking_No.getText() + "')");
//Add to name list
Order_No.add(txtOrder_No.getText());
//Reset buttons
Cancel();
catch(SQLException error)
showStatus("Error: " + error.toString());
public void Delete()
//Delete the current record
int intIndex = Order_No.getSelectedIndex();
String strOrder_No = Order_No.getSelectedItem();
if(intIndex == 0) //Make sure a record is selected
//Position zero holds a message
showStatus("Please select the record to be deleted");
else
try
//Delete from Database
Statement cmdDatabase = conDatabase.createStatement();
cmdDatabase.executeUpdate(
"Delete from gunthmsjv.RECEIVING where Order_No = '"
+ strOrder_No + "';");
ClearTextFields(); //Delete from screen
Order_No.remove(intIndex); //Delete from list
showStatus("Record deleted"); //Display message
catch(SQLException error)
showStatus("Error during Delete");
public void Cancel()
//Enable the Delete and Edit buttons
btnDelete.setEnabled(true);
btnEdit.setEnabled(true);
btnCancel.setEnabled(false);
//Change caption of button
btnAdd.setLabel("Add");
//Clear the text fields and status bar
ClearTextFields();
showStatus("");
public void Edit()
//Save the modified record
int intIndex = Order_No.getSelectedIndex();
if(intIndex == 0) //Make sure a record is selected
//Position zero holds a message
showStatus("Please select the record to be changed");
else
String strOrder_No = Order_No.getSelectedItem();
try
Statement cmdDatabase = conDatabase.createStatement();
cmdDatabase.executeUpdate(
"Update gunthmsjv.RECEIVING "
+ "Set Order_No = '" + txtOrder_No.getText() + "', "
+ "Company = '" + txtCompany.getText() + "', "
+ "Location = '" + txtLocation.getText() + "', "
+ "Date_Shipped = '" + txtDate_Shipped.getText() + "', "
+ "Black_Poly = '" + txtBlack_Poly.getText() + "', "
+ "Blue_Poly = '" + txtBlue_Poly.getText() + "', "
+ "Brass1 = '" + txtBrass1.getText() + "', "
+ "Brass2 = '" + txtBrass2.getText() + "', "
+ "Transaction_No = '" + txtTransaction_No.getText() + "', "
+ "txtTracking_No = '" + txtTracking_No.getText() + "', ");
if (!strOrder_No.equals(txtOrder_No.getText()))
//Last name changed; change the list
Order_No.remove(intIndex); //Remove the old entry
Order_No.add(txtOrder_No.getText()); //Add the new entry
catch(SQLException error)
showStatus("Error during Edit");
public void stop()
//Terminate the connection
try
if (conDatabase != null)
conDatabase.close();
catch(SQLException error)
showStatus("Unable to disconnect");
public void firstRecord()
int first = 1;
Order_No.select(first);
String strNewOrder_No = Order_No.getSelectedItem();
try
Statement cmdDatabase = conDatabase.createStatement();
rsDatabase = cmdDatabase.executeQuery("Select * from gunthmsjv.RECEIVING where Order_No = '" + strNewOrder_No + "';");
txtOrder_No.setText(strNewOrder_No);
displayRecord(rsDatabase);
catch(SQLException error)
showStatus("item state try.");
public void previousRecord()
int PreviousIndex = 0;
PreviousIndex = Order_No.getSelectedIndex();
PreviousIndex--;
if (PreviousIndex > 0)
Order_No.select(PreviousIndex);
String strNewOrder_No = Order_No.getSelectedItem();
try
Statement cmdDatabase = conDatabase.createStatement();
rsDatabase = cmdDatabase.executeQuery("Select * from gunthmsjv.RECEIVING where Order_No = '" + strNewOrder_No + "';");
txtOrder_No.setText(strNewOrder_No);
displayRecord(rsDatabase);
catch(SQLException error)
showStatus("item state try.");
else
showStatus("You've reached the beginning of the list.");
public void nextRecord()
int NextIndex = 0;
NextIndex = Order_No.getSelectedIndex();
if(NextIndex == 0)
NextIndex = 1;
else
NextIndex++;
if (NextIndex < Order_No.getItemCount())
Order_No.select(NextIndex);
String strNewOrder_No = Order_No.getSelectedItem();
try
Statement cmdDatabase = conDatabase.createStatement();
rsDatabase = cmdDatabase.executeQuery("Select * from gunthmsjv.RECEIVING where Order_No = '" + strNewOrder_No + "';");
txtOrder_No.setText(strNewOrder_No);
displayRecord(rsDatabase);
catch(SQLException error)
showStatus("item state try.");
else
showStatus("You've reached the end of the list.");
public void lastRecord()
int last = 0;
while (last < Order_No.getItemCount()-1)
last++;
Order_No.select(last);
String strNewOrder_No = Order_No.getSelectedItem();
try
Statement cmdDatabase = conDatabase.createStatement();
rsDatabase = cmdDatabase.executeQuery("Select * from gunthmsjv.RECEIVING where Order_No = '" + strNewOrder_No + "';");
txtOrder_No.setText(strNewOrder_No);
displayRecord(rsDatabase);
catch(SQLException error)
showStatus("item state try.");
How do I point the class.forname to a url? This class will be run off a webserver with an html file. Everytime I run it currently, it comes back with a NullPointerException so I know it can't find it. I know if I run it locally, the file runs properly... Can someone help ASAP :(

Answer 1

oad: class http://www.auburn.edu/~gunthms/classes/shipping.class not found.
java.lang.ClassNotFoundException: http:..www.auburn.edu.~gunthms.classes.shipping.class
     at sun.applet.AppletClassLoader.findClass(Unknown Source)
     at java.lang.ClassLoader.loadClass(Unknown Source)
     at sun.applet.AppletClassLoader.loadClass(Unknown Source)
     at java.lang.ClassLoader.loadClass(Unknown Source)
     at sun.applet.AppletClassLoader.loadCode(Unknown Source)
     at sun.applet.AppletPanel.createApplet(Unknown Source)
     at sun.plugin.AppletViewer.createApplet(Unknown Source)
     at sun.applet.AppletPanel.runLoader(Unknown Source)
     at sun.applet.AppletPanel.run(Unknown Source)
     at java.lang.Thread.run(Unknown Source)
Caused by: java.net.UnknownHostException: www
     at java.net.PlainSocketImpl.connect(Unknown Source)
     at java.net.Socket.connect(Unknown Source)
     at sun.net.NetworkClient.doConnect(Unknown Source)
     at sun.plugin.net.protocol.http.HttpClient.doConnect(Unknown Source)
     at sun.net.www.http.HttpClient.openServer(Unknown Source)
     at sun.net.www.http.HttpClient.openServer(Unknown Source)
     at sun.net.www.http.HttpClient.<init>(Unknown Source)
     at sun.net.www.http.HttpClient.<init>(Unknown Source)
     at sun.plugin.net.protocol.http.HttpClient.<init>(Unknown Source)
     at sun.plugin.net.protocol.http.HttpClient.New(Unknown Source)
     at sun.plugin.net.protocol.http.HttpURLConnection.createConnection(Unknown Source)
     at sun.plugin.net.protocol.http.HttpURLConnection.connect(Unknown Source)
     at sun.plugin.net.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
     at java.net.HttpURLConnection.getResponseCode(Unknown Source)
     at sun.applet.AppletClassLoader.getBytes(Unknown Source)
     at sun.applet.AppletClassLoader.access$100(Unknown Source)
     at sun.applet.AppletClassLoader$1.run(Unknown Source)
     at java.security.AccessController.doPrivileged(Native Method)
     ... 10 more
It's just not finding it. Now if there were a way of loading that class from a jar file... or just any method at all of loading that... I think it would work... thanks alot man for your continuing help.