uses or overrides a deprecated API.

What does this error mean? What am I doing wrong?
It complies, but it will not run.

import javax.swing.*;
import javax.swing.event.*;
import java.awt.*;
import java.awt.event.*;
import java.text.NumberFormat;
import java.text.DecimalFormat;
import java.math.*;
import java.io.*;
import javax.swing.JOptionPane;


public class GUIMortgageCalculator43 extends JFrame implements ActionListener
{

                  //adding RadioButtons
     JPanel row_a1 = new JPanel();
     JRadioButton opt1 = new JRadioButton ("Manual Input", true);
     JRadioButton opt2 = new JRadioButton ("Menu Selections", false);

             //content Buttons, Panels, Labels, and TextFields

     JPanel row_a = new JPanel();
     JLabel amntLabel = new JLabel();

     JTextField loanField = new JTextField(11);
     JLabel loan2Label = new JLabel ();
     JPanel row_b = new JPanel();

     JPanel row_b1 = new JPanel();
             JLabel termLabel = new JLabel ();  //term
             JTextField termField = new JTextField(4);

             JPanel row_b2 = new JPanel();
             JLabel int_entryLabel = new JLabel ();  //interest
             JTextField int_entryField = new JTextField(3);

     JComboBox options = new JComboBox();
     JLabel optionsLabel = new JLabel();

     JPanel row_c = new JPanel();
     JButton calButton = new JButton();
     JButton resetButton = new JButton();
     JButton endButton = new JButton();

     JPanel row_d = new JPanel();
     JLabel paymtLabel = new JLabel();
     JTextField paymtField = new JTextField(8);

     JPanel row_e = new JPanel();
     JLabel outputLabel = new JLabel();

     JPanel row_f = new JPanel();
     JTextArea opField = new JTextArea(5, 55);


     JScrollPane scrollPane = new JScrollPane(opField,
               ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
               ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);

          ButtonGroup radioSelect = new ButtonGroup();

//setting of GUI layout
     public GUIMortgageCalculator43() {

                              //main GUI Dimensions
          super(" Adam Bradley's GUI Mortgage Calculator");
          setSize(800, 450);
          new GridLayout(6, 1, 10, 10);
          FlowLayout flowCenter = new FlowLayout(FlowLayout.CENTER);
          FlowLayout flow = new FlowLayout(FlowLayout.LEFT);

          Container pane = getContentPane();
          pane.setLayout(flow);


          setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
          setVisible(true);

                              //setting actionListeners for Fields and Buttons
          loanField.addActionListener(this);
          termField.addActionListener(this);
          int_entryField.addActionListener(this);
          options.addActionListener(this);
          calButton.addActionListener(this);
          resetButton.addActionListener(this);
          endButton.addActionListener(this);
          opt1.addActionListener(this);
          opt2.addActionListener(this);


                              //layout for mortgage amount entry
                              row_a.setLayout(flow);
          amntLabel.setText("Enter Loan Amount:");
          row_a.add(amntLabel);
          row_a.add(loanField);
          pane.add(row_a);

          row_a1.setLayout(flow);
                              radioSelect.add(opt1);
          radioSelect.add(opt2);
          row_a1.add(opt1);
          row_a1.add(opt2);
          pane.add(row_a1);


                              //layout for options
          options.addItem("7 years at 5.35%");
          options.addItem("15 years at 5.5%");
          options.addItem("30 years at 5.75%");
          options.setEnabled(false);

          row_b.setLayout(flow);
          row_b.add(options);
          pane.add(row_b);

          row_b1.setLayout(flow);
          termLabel.setText("Term in Years");
          row_b1.add(termLabel);
          row_b1.add(termField);
          pane.add(row_b1);

          row_b2.setLayout(flow);
          int_entryLabel.setText("Interest %");
          row_b2.add(int_entryLabel);
          row_b2.add(int_entryField);
          pane.add(row_b2);


                              //layout for buttons to calculate, Reset, and End
                              row_c.setLayout(flow);
          calButton.setText("Calculate");
          calButton.setBackground(Color.blue);
          row_c.add(calButton);
          resetButton.setText("Reset");
          resetButton.setBackground(Color.blue);
          row_c.add(resetButton);
          endButton.setText("End");
          endButton.setBackground(Color.blue);
          row_c.add(endButton);
          pane.add(row_c);

                              //layout for section that shows the monthly payment amount
          row_d.setLayout(flow);
          paymtLabel.setText("Monthly Payment Amount:");
          row_d.add(paymtLabel);
          row_d.add(paymtField);
          pane.add(row_d);

                              //layout for loan amoritzation table
          row_e.setLayout(flow);
          outputLabel.setText("Loan Payment Table");
          row_e.add(outputLabel);
          pane.add(row_e);

          row_f.setLayout(flowCenter);
          opField.setLineWrap(true);
          opField.setWrapStyleWord(true);
          opField.setEditable(true);
          row_f.add(scrollPane);
          pane.add(row_f);


     }


//adding actionEvents for Buttons
     public void actionPerformed(ActionEvent event) {

          Object source = event.getSource();

          if (source == calButton) {
               startCalculations();

          }
          if (source == resetButton) {
               reset();

          }
          if (source == endButton) {
               end();

          }
          if (source == opt1){

              options.setEnabled(false);
                   termField.setEnabled(true);
              termField.setEditable(true);
              int_entryField.setEnabled(true);
              int_entryField.setEditable(true);
              }

              if (source == opt2){

              options.setEnabled(true);
              termField.setEnabled(false);
              termField.setEditable(false);
              int_entryField.setEnabled(false);
              int_entryField.setEditable(false);
              }

         }
//formulas for monthly payment
     void startCalculations() {

          Thread thisThread = Thread.currentThread();
          NumberFormat currency = NumberFormat.getCurrencyInstance();

          double amt = 0;   //amount of loan
          double trm = 0;   //variable for term of loan
          double intrst = 0;  //variable for interest amount of loan
          double moIn = 0;  //variable for monthly payment for formula
          double moTrm = 0; //variable for monthly term for formula
          double prin = 0;  // variable for principle
          double paymt = 0;  //variable for payment
          double newPrin = amt;
          boolean Exception = false;


          try {
               amt = Double.parseDouble(loanField.getText());
          } catch (NumberFormatException e) {
               JOptionPane.showMessageDialog(null, "Please Do Not Use Commas",
                         "Message Dialog", JOptionPane.PLAIN_MESSAGE);
               loanField.setText(null);

          }

          if (opt2.isSelected())
          {
              if(options.getSelectedIndex() == 0)
              {
          trm=7;
          intrst=5.35;
          }
              else if(options.getSelectedIndex() ==1)
              {
                    trm=15;
                    intrst=5.5;
              }
              else
              {
                    trm=30;
                                    intrst=5.75;
                              }
                              }
                              else
                              {
         try
                    {
                   trm = Double.parseDouble(termField.getText());
                    }
                    catch (NumberFormatException e)
                    {
                    JOptionPane.showMessageDialog(this,"Enter amounts greater than zero","Please enter new amount",JOptionPane.ERROR_MESSAGE);
                    Exception=true;
                    termField.setText(null);
              }
              try
              {
                    intrst= Double.parseDouble(int_entryField.getText());
              }
              catch (NumberFormatException e)
              {
                    JOptionPane.showMessageDialog(this,"Enter amount greater than zero and with no % sign","Please enter new amount",JOptionPane.ERROR_MESSAGE);
                    Exception=true;
                    int_entryField.setText(null);
              }
        }


//output for Loan Payment Table
          if (amt >0) {
               amt = Double.parseDouble(loanField.getText());
               moIn = (intrst / 12) / 100;
               moTrm = trm * 12;
               paymt = amt * (moIn / (1 - java.lang.Math.pow((1 + moIn), (-moTrm))));

               paymtField.setText("" + currency.format(paymt));

               opField.append("Payment#");
               opField.append("            ");
               opField.append("Payment Amount");
               opField.append("           ");
               opField.append("Interest");
               opField.append("           ");
               opField.append("Principle Reduction");
               opField.append("           ");
               opField.append("Remaining Balance");
               opField.append("      \n");




               for (int i = 1; i <= moTrm; i++) {
                double newIn = moIn * amt;
                double reduct = paymt - newIn;
                newPrin = amt - reduct;
                amt = newPrin;



                    opField.append("    " + i);
                    opField.append("                         " + currency.format(paymt));
                    opField.append("                      " + currency.format(newIn));
                    opField.append("                    " + currency.format(reduct));
                    opField.append("                    " + currency.format(newPrin) + "\n");




                      if((amt <= 0 || trm <= 0 || intrst <= 0) && (Exception == false))
                      {
               JOptionPane.showMessageDialog(null, "Please Enter Positive Numbers Only.",
                         "Message Dialog", JOptionPane.PLAIN_MESSAGE);
               if(amt <= 0)
               loanField.setText(null);
          }}}
        }


// resets GUI for another calculation
 void reset () {

          loanField.setText(null);
          paymtField.setText(null);
                              opField.setText(null);
                              termField.setText(null);
                              int_entryField.setText(null);
     }

// ends GUI and exits program
void end() {
          System.exit(0);
}


//main method to close program
public static void main(String args[]) {
          GUIMortgageCalculator43 d1= new GUIMortgageCalculator43();
          d1.show();
            }
  }
spoilerbaltoAsked:
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I wear a lot of hats...

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objectsCommented:
just means your using methods that *may* disappear in the future, but still work.
Shouldn't be causing a problem, its just a warning.

0
objectsCommented:
>           d1.show();

change that to:

          d1.setVisible(true);

to get rid of that warning

0

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basav_comCommented:
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