Exportar e importar do xml

package Pessoa;

import java.io.File;

import java.io.IOException;

import java.util.logging.Level;

import java.util.logging.Logger;

import javax.swing.JOptionPane;

import javax.swing.table.DefaultTableModel;

import javax.xml.parsers.DocumentBuilder;

import javax.xml.parsers.DocumentBuilderFactory;

import javax.xml.parsers.ParserConfigurationException;

import javax.xml.transform.Transformer;

import javax.xml.transform.TransformerConfigurationException;

import javax.xml.transform.TransformerException;

import javax.xml.transform.TransformerFactory;

import javax.xml.transform.dom.DOMSource;

import javax.xml.transform.stream.StreamResult;

import org.w3c.dom.Document;

import org.w3c.dom.Element;

import org.w3c.dom.Node;

import org.w3c.dom.NodeList;

import org.xml.sax.SAXException;

/**
*

• @author cassi
  */
  public class Pessoa extends javax.swing.JFrame {

  private DocumentBuilder builder;
  
  private DocumentBuilderFactory factory;
  
  private Document docXML;
  
  private TransformerFactory transformerFactory;
  
  private Transformer transformer;
  
  private DOMSource documentoFonte;
  
  private StreamResult documentoFinal;
  
  private Object buffRead;
  

  /**

  • Creates new form Pessoa
    */
    public Pessoa() {
    initComponents();
    try {
    listarPessoa();
    } catch (ParserConfigurationException ex) {
    Logger.getLogger(Pessoa.class.getName()).log(Level.SEVERE, null, ex);
    }

  }

  /**

  • 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() {
    

    jPanel1 = new javax.swing.JPanel();
    
    jLabelNome = new javax.swing.JLabel();
    
    jLabelData = new javax.swing.JLabel();
    
    jLabelCpf = new javax.swing.JLabel();
    
    jLabelEmail = new javax.swing.JLabel();
    
    jButtonSalvar = new javax.swing.JButton();
    
    jTextFieldNome = new javax.swing.JTextField();
    
    jTextFieldData = new javax.swing.JTextField();
    
    jTextFieldCpf = new javax.swing.JTextField();
    
    jTextFieldEmail = new javax.swing.JTextField();
    
    jScrollPane1 = new javax.swing.JScrollPane();
    
    jTablePessoa = new javax.swing.JTable();
    

    setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

    jLabelNome.setText(“Nome:”);

    jLabelData.setText(“Data de Nascimento:”);

    jLabelCpf.setText(“CPF:”);

    jLabelEmail.setText(“Email:”);

    jButtonSalvar.setText(“Salvar”);
    
    jButtonSalvar.addActionListener(new java.awt.event.ActionListener() {
    
    public void actionPerformed(java.awt.event.ActionEvent evt) {
    
    jButtonSalvarActionPerformed(evt);
    
    }
    
    });
    

    jTextFieldNome.addActionListener(new java.awt.event.ActionListener() {
    
    public void actionPerformed(java.awt.event.ActionEvent evt) {
    
    jTextFieldNomeActionPerformed(evt);
    
    }
    
    });
    

    jTextFieldData.addActionListener(new java.awt.event.ActionListener() {
    
    public void actionPerformed(java.awt.event.ActionEvent evt) {
    
    jTextFieldDataActionPerformed(evt);
    
    }
    
    });
    

    jTextFieldEmail.addActionListener(new java.awt.event.ActionListener() {
    
    public void actionPerformed(java.awt.event.ActionEvent evt) {
    
    jTextFieldEmailActionPerformed(evt);
    
    }
    
    });
    

    jTablePessoa.setModel(new javax.swing.table.DefaultTableModel(
    new Object [][] {

    },
     new String [] {
         "Nome", "Data", "Cpf", "Email"
     }
    

    ));
    
    jTablePessoa.addKeyListener(new java.awt.event.KeyAdapter() {
    
    public void keyPressed(java.awt.event.KeyEvent evt) {
    
    jTablePessoaKeyPressed(evt);
    
    }
    
    });
    
    jScrollPane1.setViewportView(jTablePessoa);
    

    javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
    
    jPanel1.setLayout(jPanel1Layout);
    
    jPanel1Layout.setHorizontalGroup(
    
    jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
    
    .addGroup(jPanel1Layout.createSequentialGroup()
    
    .addGap(32, 32, 32)
    
    .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
    
    .addComponent(jLabelEmail)
    
    .addComponent(jLabelCpf)
    
    .addComponent(jLabelData)
    
    .addComponent(jLabelNome)
    
    .addComponent(jTextFieldNome, javax.swing.GroupLayout.PREFERRED_SIZE, 58, javax.swing.GroupLayout.PREFERRED_SIZE)
    
    .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
    
    .addComponent(jTextFieldData, javax.swing.GroupLayout.Alignment.LEADING)
    
    .addComponent(jTextFieldCpf, javax.swing.GroupLayout.Alignment.LEADING)
    
    .addComponent(jTextFieldEmail, javax.swing.GroupLayout.Alignment.LEADING)
    
    .addComponent(jButtonSalvar, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
    
    .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 39, Short.MAX_VALUE)
    
    .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 375, javax.swing.GroupLayout.PREFERRED_SIZE))
    
    );
    
    jPanel1Layout.setVerticalGroup(
    
    jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
    
    .addGroup(jPanel1Layout.createSequentialGroup()
    
    .addContainerGap()
    
    .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
    
    .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 301, javax.swing.GroupLayout.PREFERRED_SIZE)
    
    .addGroup(jPanel1Layout.createSequentialGroup()
    
    .addComponent(jLabelNome)
    
    .addGap(2, 2, 2)
    
    .addComponent(jTextFieldNome, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
    
    .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
    
    .addComponent(jLabelData)
    
    .addGap(7, 7, 7)
    
    .addComponent(jTextFieldData, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
    
    .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
    
    .addComponent(jLabelCpf)
    
    .addGap(5, 5, 5)
    
    .addComponent(jTextFieldCpf, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
    
    .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
    
    .addComponent(jLabelEmail)
    
    .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
    
    .addComponent(jTextFieldEmail, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
    
    .addGap(18, 18, 18)
    
    .addComponent(jButtonSalvar)
    
    .addGap(42, 42, 42)))
    
    .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
    
    );
    

    javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
    
    getContentPane().setLayout(layout);
    
    layout.setHorizontalGroup(
    
    layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
    
    .addGroup(layout.createSequentialGroup()
    
    .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
    
    .addGap(0, 0, Short.MAX_VALUE))
    
    );
    
    layout.setVerticalGroup(
    
    layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
    
    .addGroup(layout.createSequentialGroup()
    
    .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
    
    .addContainerGap())
    
    );
    

    pack();
    }//

  private void jTextFieldNomeActionPerformed(java.awt.event.ActionEvent evt) {
  
  // TODO add your handling code here:
  
  }
  

  private void jTextFieldDataActionPerformed(java.awt.event.ActionEvent evt) {
  
  // TODO add your handling code here:
  
  }
  

  private void jTextFieldEmailActionPerformed(java.awt.event.ActionEvent evt) {
  
  // TODO add your handling code here:
  
  }
  

  private void jTablePessoaKeyPressed(java.awt.event.KeyEvent evt) {
  
  if (evt.getKeyCode() == 127) {
  
  if (JOptionPane.showConfirmDialog(null, “Confime!”) == 0) {
  
  DefaultTableModel tabela;
  
  tabela = (DefaultTableModel) jTablePessoa.getModel();
  
  tabela.removeRow(jTablePessoa.getSelectedRow());
  
  } else {
  
  JOptionPane.showMessageDialog(null, “Favor selecionar uma linha”);
  
  }
  
  }
  
  }
  

  private void jButtonSalvarActionPerformed(java.awt.event.ActionEvent evt) {

  }

/**

* @param args the command line arguments

<em>/

public static void main(String args[]) {

/</em> Set the Nimbus look and feel <em>/

//

/</em> If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.

* For details see <a href="http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html">http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html</a>

*/

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 | InstantiationException | IllegalAccessException | javax.swing.UnsupportedLookAndFeelException ex) {

java.util.logging.Logger.getLogger(Pessoa.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

}

//

//</editor-fold>

    /* Create and display the form */
    java.awt.EventQueue.invokeLater(() -> {
        new Pessoa().setVisible(true);
    });
}

public void listarPessoa() throws ParserConfigurationException {
    factory = DocumentBuilderFactory.newInstance();
    builder = factory.newDocumentBuilder();
    try {
        docXML = builder.parse("pessoas.xml");
        Element pessoas = docXML.getDocumentElement();
        NodeList pessoaList = pessoas.getElementsByTagName("pessoa");
        DefaultTableModel tabela = (DefaultTableModel) jTablePessoa.getModel();
        for (int i = 0; i < pessoaList.getLength(); i++) {
            Element nodePessoa = (Element) pessoaList.item(i);
            NodeList nomeNode = nodePessoa.getElementsByTagName("nome");
            Node nodeNome = nomeNode.item(0).getFirstChild();

            NodeList dataNascNode = nodePessoa.getElementsByTagName("data_nasc");
            Node nodeData = dataNascNode.item(0).getFirstChild();

            NodeList cpfNode = nodePessoa.getElementsByTagName("cpf");
            Node nodeCpf = cpfNode.item(0).getFirstChild();

            NodeList emailNode = nodePessoa.getElementsByTagName("email");
            Node nodeEmail = emailNode.item(0).getFirstChild();

            tabela.addRow(new Object[]{
                nodeNome.getTextContent(),
                nodeData.getTextContent(),
                nodeEmail.getTextContent(),
                nodeCpf.getTextContent()}
            );
        }

    } catch (SAXException | IOException ex) {
        JOptionPane.showMessageDialog(null, "FALHA : " + ex.getMessage());
    }

}




// Variables declaration - do not modify                     
private javax.swing.JButton jButtonSalvar;
private javax.swing.JLabel jLabelCpf;
private javax.swing.JLabel jLabelData;
private javax.swing.JLabel jLabelEmail;
private javax.swing.JLabel jLabelNome;
private javax.swing.JPanel jPanel1;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JTable jTablePessoa;
private javax.swing.JTextField jTextFieldCpf;
private javax.swing.JTextField jTextFieldData;
private javax.swing.JTextField jTextFieldEmail;
private javax.swing.JTextField jTextFieldNome;
// End of variables declaration

}