This string is sorted with bubble sort logic and user can add more names itself if needed. After pressing Sort button the program will sort all names alphabetically. The logic behind is, stores all names in array of string and then compares all string with each other and sorts them.
Source Code
public class NewJFrame extends javax.swing.JFrame { /** * Creates new form NewJFrame */ public NewJFrame() { initComponents(); } /** * This method is called from within the constructor to initialize the form. * WARNING: Do NOT modify this code. The content of this method is always * regenerated by the Form Editor. */ @SuppressWarnings("unchecked") // <editor-fold defaultstate="collapsed" desc="Generated Code"> private void initComponents() { jTextField6 = new javax.swing.JTextField(); jPanel1 = new javax.swing.JPanel(); jLabel1 = new javax.swing.JLabel(); jLabel2 = new javax.swing.JLabel(); jTextField1 = new javax.swing.JTextField(); jTextField2 = new javax.swing.JTextField(); jTextField3 = new javax.swing.JTextField(); jTextField4 = new javax.swing.JTextField(); jTextField5 = new javax.swing.JTextField(); jButton1 = new javax.swing.JButton(); jTextField7 = new javax.swing.JTextField(); jTextField8 = new javax.swing.JTextField(); jTextField9 = new javax.swing.JTextField(); jTextField10 = new javax.swing.JTextField(); jTextField11 = new javax.swing.JTextField(); jTextField6.setText("jTextField6"); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); jPanel1.setLayout(new org.netbeans.lib.awtextra.AbsoluteLayout()); jLabel1.setFont(new java.awt.Font("Tahoma", 0, 48)); // NOI18N jLabel1.setForeground(new java.awt.Color(255, 51, 0)); jLabel1.setText("LEP"); jPanel1.add(jLabel1, new org.netbeans.lib.awtextra.AbsoluteConstraints(150, 0, 151, 44)); jLabel2.setFont(new java.awt.Font("Tahoma", 1, 14)); // NOI18N jLabel2.setText("Enter Names"); jPanel1.add(jLabel2, new org.netbeans.lib.awtextra.AbsoluteConstraints(10, 50, 110, 20)); jPanel1.add(jTextField1, new org.netbeans.lib.awtextra.AbsoluteConstraints(10, 80, 140, 30)); jPanel1.add(jTextField2, new org.netbeans.lib.awtextra.AbsoluteConstraints(10, 120, 140, 30)); jPanel1.add(jTextField3, new org.netbeans.lib.awtextra.AbsoluteConstraints(10, 160, 140, 30)); jPanel1.add(jTextField4, new org.netbeans.lib.awtextra.AbsoluteConstraints(10, 200, 140, 30)); jPanel1.add(jTextField5, new org.netbeans.lib.awtextra.AbsoluteConstraints(10, 240, 140, 30)); jButton1.setBackground(new java.awt.Color(204, 0, 204)); jButton1.setFont(new java.awt.Font("Tahoma", 1, 14)); // NOI18N jButton1.setForeground(new java.awt.Color(51, 255, 0)); jButton1.setText("Sort"); jButton1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton1ActionPerformed(evt); } }); jPanel1.add(jButton1, new org.netbeans.lib.awtextra.AbsoluteConstraints(190, 140, -1, -1)); jPanel1.add(jTextField7, new org.netbeans.lib.awtextra.AbsoluteConstraints(290, 80, 150, 30)); jTextField8.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jTextField8ActionPerformed(evt); } }); jPanel1.add(jTextField8, new org.netbeans.lib.awtextra.AbsoluteConstraints(290, 120, 150, 30)); jPanel1.add(jTextField9, new org.netbeans.lib.awtextra.AbsoluteConstraints(290, 160, 150, 30)); jPanel1.add(jTextField10, new org.netbeans.lib.awtextra.AbsoluteConstraints(290, 200, 150, 30)); jPanel1.add(jTextField11, new org.netbeans.lib.awtextra.AbsoluteConstraints(290, 240, 150, 30)); javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, 459, Short.MAX_VALUE) ); layout.setVerticalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(jPanel1, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, 314, Short.MAX_VALUE) ); pack(); }// </editor-fold> private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) { // TODO add your handling code here: String a = jTextField1.getText(); String b = jTextField2.getText(); String c = jTextField3.getText(); String d = jTextField4.getText(); String e = jTextField5.getText(); String strings[]={a,b,c,d,e}; String sort; for(int x=0;x<strings.length;x++) { for(int y=x+1;y<strings.length;y++) { if(strings[x].compareTo(strings[y])>0) { sort=strings[x]; strings[x]=strings[y]; strings[y]=sort; } } } System.out.println("Sorted Array of Strings:"); for(int z=0;z<strings.length;z++) { jTextField7.setText(strings[0]); jTextField8.setText(strings[1]); jTextField9.setText(strings[2]); jTextField10.setText(strings[3]); jTextField11.setText(strings[4]); } } private void jTextField8ActionPerformed(java.awt.event.ActionEvent evt) { // TODO add your handling code here: } /** * @param args the command line arguments */ public static void main(String args[]) { /* Set the Nimbus look and feel */ //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) "> /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel. * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html */ try { for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) { if ("Nimbus".equals(info.getName())) { javax.swing.UIManager.setLookAndFeel(info.getClassName()); break; } } } catch (ClassNotFoundException ex) { java.util.logging.Logger.getLogger(NewJFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (InstantiationException ex) { java.util.logging.Logger.getLogger(NewJFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (IllegalAccessException ex) { java.util.logging.Logger.getLogger(NewJFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (javax.swing.UnsupportedLookAndFeelException ex) { java.util.logging.Logger.getLogger(NewJFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } //</editor-fold> /* Create and display the form */ java.awt.EventQueue.invokeLater(new Runnable() { public void run() { new NewJFrame().setVisible(true); } }); } // Variables declaration - do not modify private javax.swing.JButton jButton1; private javax.swing.JLabel jLabel1; private javax.swing.JLabel jLabel2; private javax.swing.JPanel jPanel1; private javax.swing.JTextField jTextField1; private javax.swing.JTextField jTextField10; private javax.swing.JTextField jTextField11; private javax.swing.JTextField jTextField2; private javax.swing.JTextField jTextField3; private javax.swing.JTextField jTextField4; private javax.swing.JTextField jTextField5; private javax.swing.JTextField jTextField6; private javax.swing.JTextField jTextField7; private javax.swing.JTextField jTextField8; private javax.swing.JTextField jTextField9; } // <editor-fold defaultstate="collapsed" desc="Generated Code"> private void initComponents() { setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGap(0, 400, Short.MAX_VALUE) ); layout.setVerticalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGap(0, 300, Short.MAX_VALUE) ); pack(); }// </editor-fold>
Output of the Program
 |
| Names Sorting with GUI |
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