Ae gelera, porque da erro nesse código? o erro que aparece é esse: run:
Exception in thread “AWT-EventQueue-0” java.lang.NumberFormatException: empty String
at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:994)
import javax.swing.JOptionPane;
/*
- To change this template, choose Tools | Templates
- and open the template in the editor.
*/
/*
- VetorArmazenandoNumeros.java
- Created on 19/12/2008, 21:12:48
*/
/**
*
-
@author Usuário
*/
public class VetorArmazenandoNumeros extends javax.swing.JFrame {/** Creates new form VetorArmazenandoNumeros */ public VetorArmazenandoNumeros() { 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”) // private void initComponents() {
jButton1 = new javax.swing.JButton(); jTextField1 = new javax.swing.JTextField(); jLabel1 = new javax.swing.JLabel(); jLabel2 = new javax.swing.JLabel(); jLabel3 = new javax.swing.JLabel(); jLabel4 = new javax.swing.JLabel(); jLabel5 = new javax.swing.JLabel(); jLabel6 = new javax.swing.JLabel(); jTextField2 = new javax.swing.JTextField(); jTextField3 = new javax.swing.JTextField(); jTextField4 = new javax.swing.JTextField(); jTextField5 = new javax.swing.JTextField(); jTextField6 = new javax.swing.JTextField(); jLabel7 = new javax.swing.JLabel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jButton1.setText(“Veja qual é o maior número”); jButton1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton1ActionPerformed(evt); } });
jLabel1.setText(“Primeiro Número:”);jLabel2.setText(“Primeiro Número:”);jLabel3.setText(“Primeiro Número:”);jLabel4.setText(“Primeiro Número:”);jLabel5.setText(“Primeiro Número:”);jLabel6.setText(“Primeiro Número:”);jLabel7.setText(“Resultado”);javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addGap(38, 38, 38) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addComponent(jLabel5) .addGap(18, 18, 18) .addComponent(jTextField5, javax.swing.GroupLayout.PREFERRED_SIZE, 77, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGroup(layout.createSequentialGroup() .addComponent(jLabel4) .addGap(18, 18, 18) .addComponent(jTextField4, javax.swing.GroupLayout.PREFERRED_SIZE, 77, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGroup(layout.createSequentialGroup() .addComponent(jLabel6) .addGap(18, 18, 18) .addComponent(jTextField6, javax.swing.GroupLayout.PREFERRED_SIZE, 77, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGroup(layout.createSequentialGroup() .addComponent(jLabel1) .addGap(18, 18, 18) .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 77, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGroup(layout.createSequentialGroup() .addComponent(jLabel2) .addGap(18, 18, 18) .addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, 77, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGroup(layout.createSequentialGroup() .addComponent(jLabel3) .addGap(18, 18, 18) .addComponent(jTextField3, javax.swing.GroupLayout.PREFERRED_SIZE, 77, javax.swing.GroupLayout.PREFERRED_SIZE)) .addComponent(jButton1))) .addGroup(layout.createSequentialGroup() .addGap(100, 100, 100) .addComponent(jLabel7))) .addContainerGap(42, Short.MAX_VALUE)) ); layout.setVerticalGroup( layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup() .addGap(46, 46, 46) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(jLabel1) .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(jLabel2) .addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(jLabel3) .addComponent(jTextField3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(jLabel4) .addComponent(jTextField4, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(jLabel5) .addComponent(jTextField5, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGap(13, 13, 13) .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(jLabel6) .addComponent(jTextField6, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addGap(18, 18, 18) .addComponent(jLabel7) .addGap(21, 21, 21) .addComponent(jButton1) .addGap(37, 37, 37)) );
pack();
}//
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) { int tamanho = 6; int numeros[]=new int [tamanho]; int i=0; int auxiliar=0; float num1,num2,num3,num4,num5,num6=0; num1=Float.parseFloat(jTextField1.getText()); num2=Float.parseFloat(jTextField2.getText()); num3=Float.parseFloat(jTextField3.getText()); num4=Float.parseFloat(jTextField4.getText()); num5=Float.parseFloat(jTextField5.getText()); num6=Float.parseFloat(jTextField6.getText());
for (i = 0; i < numeros.length-1; i++){ if (numeros[i]>numeros[i+1]){ auxiliar=numeros[i+1]; numeros[i+1]=numeros[1]; numeros[i]=auxiliar; } } System.out.print(numeros[tamanho]); }
/**
-
@param args the command line arguments
*/
public static void main(String args[]) {
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new VetorArmazenandoNumeros().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.JLabel jLabel3; private javax.swing.JLabel jLabel4; private javax.swing.JLabel jLabel5; private javax.swing.JLabel jLabel6; private javax.swing.JLabel jLabel7; private javax.swing.JTextField jTextField1; 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; // End of variables declaration
-
}
