Cadastro de Funcionario xc

Quero que quando a validação der tudo ok o jframe diga cadastrado se não a ponte tem campo faltando me ajuda ai pfv

package trabalho;

import javax.swing.JFormattedTextField;
import javax.swing.JOptionPane;


 
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() {

        jScrollPane1 = new javax.swing.JScrollPane();
        jList1 = new javax.swing.JList<>();
        buttonGroup1 = new javax.swing.ButtonGroup();
        txt_CF = new javax.swing.JLabel();
        jPanel1 = new javax.swing.JPanel();
        lbl_Nome = new javax.swing.JLabel();
        txt_nome = new javax.swing.JTextField();
        lbl_Cpf = new javax.swing.JLabel();
        lbl_telefone = new javax.swing.JLabel();
        txt_telefone = new javax.swing.JTextField();
        lbl_email = new javax.swing.JLabel();
        txt_email = new javax.swing.JTextField();
        lbl_Nascimento = new javax.swing.JLabel();
        txt_data = new javax.swing.JFormattedTextField();
        lbl_Rg = new javax.swing.JLabel();
        lbl_endereço = new javax.swing.JLabel();
        txt_endereço = new javax.swing.JTextField();
        lbl_celular = new javax.swing.JLabel();
        txt_celular = new javax.swing.JTextField();
        lbl_Admissão = new javax.swing.JLabel();
        lbl_Sexo = new javax.swing.JLabel();
        jRadioButtonM = new javax.swing.JRadioButton();
        jRadioButtonF = new javax.swing.JRadioButton();
        lbl_senha = new javax.swing.JLabel();
        btn_cadastra = new javax.swing.JButton();
        btn_cancelar = new javax.swing.JButton();
        btnLimpar = new javax.swing.JButton();
        txt_admissao = new javax.swing.JFormattedTextField();
        txt_rg = new javax.swing.JFormattedTextField();
        txt_cpf = new javax.swing.JFormattedTextField();
        txt_senha = new javax.swing.JFormattedTextField();

        jList1.setModel(new javax.swing.AbstractListModel<String>() {
            String[] strings = { "Item 1", "Item 2", "Item 3", "Item 4", "Item 5" };
            public int getSize() { return strings.length; }
            public String getElementAt(int i) { return strings[i]; }
        });
        jScrollPane1.setViewportView(jList1);

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("Tecword");

        txt_CF.setFont(new java.awt.Font("Tahoma", 0, 18)); // NOI18N
        txt_CF.setText("Cadastro de Funcionarios ");

        jPanel1.setBackground(new java.awt.Color(204, 204, 204));
        jPanel1.setBorder(javax.swing.BorderFactory.createBevelBorder(javax.swing.border.BevelBorder.RAISED));

        lbl_Nome.setText("Nome :");

        txt_nome.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyTyped(java.awt.event.KeyEvent evt) {
                txt_nomeKeyTyped(evt);
            }
        });

        lbl_Cpf.setText("CPF :");

        lbl_telefone.setText("Telefone :");

        txt_telefone.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyTyped(java.awt.event.KeyEvent evt) {
                txt_telefoneKeyTyped(evt);
            }
        });

        lbl_email.setText("E-mail :");

        txt_email.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyTyped(java.awt.event.KeyEvent evt) {
                txt_emailKeyTyped(evt);
            }
        });

        lbl_Nascimento.setText("Data de Nascimento :");

        try {
            txt_data.setFormatterFactory(new javax.swing.text.DefaultFormatterFactory(new javax.swing.text.MaskFormatter("##/##/####")));
        } catch (java.text.ParseException ex) {
            ex.printStackTrace();
        }
        txt_data.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyTyped(java.awt.event.KeyEvent evt) {
                txt_dataKeyTyped(evt);
            }
        });

        lbl_Rg.setText("RG :");

        lbl_endereço.setText("Endereço : ");

        txt_endereço.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyTyped(java.awt.event.KeyEvent evt) {
                txt_endereçoKeyTyped(evt);
            }
        });

        lbl_celular.setText("celular :");

        lbl_Admissão.setText("Data de Admissão :");

        lbl_Sexo.setText("Sexo :");

        jRadioButtonM.setBackground(new java.awt.Color(204, 204, 204));
        buttonGroup1.add(jRadioButtonM);
        jRadioButtonM.setText("Masculino");

        jRadioButtonF.setBackground(new java.awt.Color(204, 204, 204));
        buttonGroup1.add(jRadioButtonF);
        jRadioButtonF.setText("Feminino");

        lbl_senha.setText("Senha :");

        btn_cadastra.setBackground(new java.awt.Color(204, 204, 204));
        btn_cadastra.setText("Cadastrar");
        btn_cadastra.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                btn_cadastraActionPerformed(evt);
            }
        });

        btn_cancelar.setBackground(new java.awt.Color(204, 204, 204));
        btn_cancelar.setText("Cancelar");
        btn_cancelar.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                btn_cancelarActionPerformed(evt);
            }
        });

        btnLimpar.setText("Limpar");
        btnLimpar.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                btnLimparActionPerformed(evt);
            }
        });

        try {
            txt_admissao.setFormatterFactory(new javax.swing.text.DefaultFormatterFactory(new javax.swing.text.MaskFormatter("##/##/####")));
        } catch (java.text.ParseException ex) {
            ex.printStackTrace();
        }
        txt_admissao.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyTyped(java.awt.event.KeyEvent evt) {
                txt_admissaoKeyTyped(evt);
            }
        });

        try {
            txt_rg.setFormatterFactory(new javax.swing.text.DefaultFormatterFactory(new javax.swing.text.MaskFormatter("#########")));
        } catch (java.text.ParseException ex) {
            ex.printStackTrace();
        }
        txt_rg.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyTyped(java.awt.event.KeyEvent evt) {
                txt_rgKeyTyped(evt);
            }
        });

        try {
            txt_cpf.setFormatterFactory(new javax.swing.text.DefaultFormatterFactory(new javax.swing.text.MaskFormatter("###-###-###-##")));
        } catch (java.text.ParseException ex) {
            ex.printStackTrace();
        }
        txt_cpf.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyTyped(java.awt.event.KeyEvent evt) {
                txt_cpfKeyTyped(evt);
            }
        });

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(jPanel1Layout.createSequentialGroup()
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(jPanel1Layout.createSequentialGroup()
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addGroup(jPanel1Layout.createSequentialGroup()
                                        .addComponent(lbl_Sexo)
                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                        .addComponent(jRadioButtonM))
                                    .addComponent(lbl_Nascimento))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addGroup(jPanel1Layout.createSequentialGroup()
                                        .addComponent(txt_data, javax.swing.GroupLayout.PREFERRED_SIZE, 78, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                        .addComponent(lbl_Admissão)
                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                        .addComponent(txt_admissao, javax.swing.GroupLayout.PREFERRED_SIZE, 75, javax.swing.GroupLayout.PREFERRED_SIZE))
                                    .addComponent(jRadioButtonF)))
                            .addGroup(jPanel1Layout.createSequentialGroup()
                                .addComponent(lbl_telefone, javax.swing.GroupLayout.PREFERRED_SIZE, 53, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(txt_telefone, javax.swing.GroupLayout.PREFERRED_SIZE, 124, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(lbl_celular)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(txt_celular, javax.swing.GroupLayout.PREFERRED_SIZE, 115, javax.swing.GroupLayout.PREFERRED_SIZE))
                            .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                .addGroup(jPanel1Layout.createSequentialGroup()
                                    .addComponent(lbl_Nome, javax.swing.GroupLayout.PREFERRED_SIZE, 41, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                    .addComponent(txt_nome, javax.swing.GroupLayout.PREFERRED_SIZE, 242, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGroup(jPanel1Layout.createSequentialGroup()
                                    .addComponent(lbl_endereço, javax.swing.GroupLayout.PREFERRED_SIZE, 55, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                    .addComponent(txt_endereço))
                                .addGroup(jPanel1Layout.createSequentialGroup()
                                    .addComponent(lbl_Rg)
                                    .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                    .addComponent(txt_rg, javax.swing.GroupLayout.PREFERRED_SIZE, 97, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                    .addComponent(lbl_Cpf)
                                    .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                    .addComponent(txt_cpf, javax.swing.GroupLayout.PREFERRED_SIZE, 104, javax.swing.GroupLayout.PREFERRED_SIZE))))
                        .addGap(28, 28, Short.MAX_VALUE))
                    .addGroup(jPanel1Layout.createSequentialGroup()
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(lbl_email)
                            .addComponent(lbl_senha))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(txt_email, javax.swing.GroupLayout.PREFERRED_SIZE, 240, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(txt_senha, javax.swing.GroupLayout.PREFERRED_SIZE, 118, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addGap(0, 0, Short.MAX_VALUE))))
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addComponent(btn_cadastra)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(btnLimpar)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(btn_cancelar)
                .addContainerGap())
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addGap(33, 33, 33)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(lbl_Nome, javax.swing.GroupLayout.PREFERRED_SIZE, 24, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(txt_nome, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(lbl_endereço, javax.swing.GroupLayout.PREFERRED_SIZE, 20, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(txt_endereço, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(15, 15, 15)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(lbl_Sexo)
                    .addComponent(jRadioButtonM, javax.swing.GroupLayout.PREFERRED_SIZE, 14, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jRadioButtonF, javax.swing.GroupLayout.PREFERRED_SIZE, 14, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(10, 10, 10)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(lbl_Nascimento)
                    .addComponent(txt_data, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(lbl_Admissão)
                    .addComponent(txt_admissao, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(lbl_telefone, javax.swing.GroupLayout.PREFERRED_SIZE, 23, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(txt_telefone, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(lbl_celular)
                    .addComponent(txt_celular, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(9, 9, 9)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(lbl_Rg)
                    .addComponent(lbl_Cpf, javax.swing.GroupLayout.PREFERRED_SIZE, 23, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(txt_rg, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(txt_cpf, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(lbl_email, javax.swing.GroupLayout.PREFERRED_SIZE, 22, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(txt_email, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(lbl_senha)
                    .addComponent(txt_senha, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 37, Short.MAX_VALUE)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(btn_cancelar)
                    .addComponent(btnLimpar)
                    .addComponent(btn_cadastra)))
        );

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(txt_CF)
                        .addGap(0, 0, Short.MAX_VALUE)))
                .addContainerGap())
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGap(19, 19, 19)
                .addComponent(txt_CF)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addContainerGap())
        );

        pack();
    }// </editor-fold>                        

    private void btn_cadastraActionPerformed(java.awt.event.ActionEvent evt) {                                             
        
        Validar();
        /* Validar2(txt_codigo);
        Validar2(txt_cpf);
        Validar2(txt_rg);*/
        
    }                                            
    /*public void Validar2(JFormattedTextField txt_exemplo) {
    if(txt_exemplo.getText().equals(""))
    {
    JOptionPane.showMessageDialog(this, "O campo é obrigatório!");
    txt_exemplo.requestFocus();
    }
    }*/
    
    
    /* public void Validar2(String exemplo_txt) {
    if(txt_cpf.getText().equals("")) {
    JOptionPane.showMessageDialog(this, "Campo " + exemplo_txt + " é obrigatório!");
    txt_cpf.requestFocus();
    }
    }*/
    
    
    public void Validar(){
    
    if(txt_nome.getText().equals(""))
    {
    JOptionPane.showMessageDialog(null,"campo Nome obrigatorio","Aviso",JOptionPane.WARNING_MESSAGE);
    txt_nome.requestFocus();
    }
    
    if(txt_cpf.getText().equals("   -   -   -  "))
    {
    JOptionPane.showMessageDialog(null,"campo CPF obrigatorio","Aviso",JOptionPane.WARNING_MESSAGE);
    txt_cpf.requestFocus();
    }
    
    if(txt_rg.getText().equals("         "))
    {
    JOptionPane.showMessageDialog(null,"campo RG obrigatorio", "Aviso", JOptionPane.WARNING_MESSAGE);
    txt_rg.requestFocus();
    }
    
    }
public void Limpar(){
        txt_cpf .setText("");
         txt_nome.setText("");
         txt_telefone.setText("");
         txt_email.setText("");
         txt_rg.setText("");
         txt_endereço.setText("");
         txt_celular.setText("");
         txt_admissao.setText("");
         txt_senha.setText("");
}
    private void btnLimparActionPerformed(java.awt.event.ActionEvent evt) {                                          
         // TODO add your handling code here:
         Limpar();
    }                                         

    private void btn_cancelarActionPerformed(java.awt.event.ActionEvent evt) {                                             
        System.exit(0);
    }                                            

    private void txt_cpfKeyTyped(java.awt.event.KeyEvent evt) {                                 
        String caracteres="0123456789";
     if(!caracteres.contains(evt.getKeyChar()+"")){
         evt.consume();
     }
    }                                

    private void txt_rgKeyTyped(java.awt.event.KeyEvent evt) {                                
        String caracteres="0123456789";
     if(!caracteres.contains(evt.getKeyChar()+"")){
         evt.consume();
     }
    }                               

    private void txt_dataKeyTyped(java.awt.event.KeyEvent evt) {                                  
        String caracteres="0123456789";
     if(!caracteres.contains(evt.getKeyChar()+"")){
         evt.consume();
     }
    }                                 

    private void txt_admissaoKeyTyped(java.awt.event.KeyEvent evt) {                                      
String caracteres="0123456789";
     if(!caracteres.contains(evt.getKeyChar()+"")){
         evt.consume();
     }        // TODO add your handling code here:
    }                                     

    private void txt_telefoneKeyTyped(java.awt.event.KeyEvent evt) {                                      
        String caracteres="0123456789";
        if(!caracteres.contains(evt.getKeyChar()+"")){
            evt.consume();
        }
    }                                     

    private void txt_endereçoKeyTyped(java.awt.event.KeyEvent evt) {                                      
String caracteres="aAbBcCdDeEfFgGhHiIjJlkKmMnNoOpPqQrRsStTuUvVwWxXyYzZ 0123456789 ";
     if(!caracteres.contains(evt.getKeyChar()+"")){
         evt.consume();
     } 
       // TODO add your handling code here:
    }                                     

    private void txt_nomeKeyTyped(java.awt.event.KeyEvent evt) {                                  
        String caracteres="aAbBcCdDeEfFgGhHiIjJlkKmMnNoOpPqQrRsStTuUvVwWxXyYzZ";
     if(!caracteres.contains(evt.getKeyChar()+"")){
         evt.consume();
     } 
    }                                 

    private void txt_emailKeyTyped(java.awt.event.KeyEvent evt) {                                   
        String caracteres="aAbBcCdDeEfFgGhHiIjJlkKmMnNoOpPqQrRsStTuUvVwWxXyYzZ 0123456789 @_-#";
     if(!caracteres.contains(evt.getKeyChar()+"")){
         evt.consume();
     } 
    }                                  

    /**
     * @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);
            }
        });
    }

Declare um novo atributo no início da classe;
JTextField[] jTxtArray;
Atualize o construtor

public NewJFrame() {
        initComponents();
        jTxtArray = new JTextField[]{txt_nome, txt_endereço, txt_data, txt_admissao, txt_telefone, txt_celular, txt_rg, txt_cpf, txt_email, txt_senha};
    }

Atualize o método validar, observação, métodos devem iniciar com letra minúscula, coloquei maiúsculo por questão de compatibilidade com sua codificação, entretanto, deve ser renomeado para validar().

public void Validar() {
        String[] alerta = {"NOME", "ENDEREÇO", "DATA DE NASCIMENTO", "DATA DE ADMISSÃO", "TELEFONE", "CELULAR", "RG", "CPF", "EMAIL", "SENHA"};
        //quando um campo não estiver em conformidade, retorna a posição dele na variável jTxtArray, ou -1 se estiver tudo certo
        int cadastrar = IntStream.range(0, jTxtArray.length).filter(num -> jTxtArray[num].getText().replaceAll("\\W","").isEmpty()).findFirst().orElse(-1);
        if (cadastrar == -1) {
            if (this.jRadioButtonF.isSelected() || this.jRadioButtonM.isSelected()) {
                //codigo solicitanto a confimação do cadastramento, se confirmar informar que o cadastro foi realizado
            } else {
                JOptionPane.showMessageDialog(this, "Por favor, informe o sexo do funcionário");
            }
        } else {
            JOptionPane.showMessageDialog(null, "CADASTRO INCOMPLETO\nCampo a informar: " + alerta[cadastrar]+" DO FUNCIONÁRIO");
        }
    }

Atualize o método limpar, também deve ser renomeado com a letra inicial minúscula

public void Limpar() {
        Arrays.stream(jTxtArray).forEach(jTxt -> jTxt.setText(""));
    }
1 curtida

vlw deu certo