public void preenche_evolucao(){ //Pega do banco de dados

        DefaultTableModel modelo = (DefaultTableModel)table_1.getModel();
        modelo.setNumRows(0);
        table_1.getColumnModel().getColumn(2).setCellRenderer(new CustomRenderer());
        table_1.getColumnModel().getColumn(2).setCellEditor(new CustomEditor());
        table_1.setRowHeight(50);
        try{

            Connection con = Conexao.getConexao();
            Statement stmt=con.createStatement();
            ResultSet RS=stmt.executeQuery("SELECT id, Data, Evolucao FROM tab2_perfil where IdPac='"+id+"'");

            while(RS.next()){
                String dat = RS.getString("Data");
                String tab=RS.getString("Evolucao");
                String id = RS.getString("id");

                modelo.addRow(new Object[] {id, dat, tab});
                }
    }catch(Exception E){

    }


public void salvaEv() throws java.lang.NullPointerException{ //Pega o que é escrito na célula para passar ao banco de dados

        int row = table_1.getSelectedRow();
        Object valor = table_1.getValueAt(row, 0).toString();
        Object valor2 = table_1.getValueAt(row, 1).toString();

        try{
        Connection con = Conexao.getConexao();
        Statement stmt = con.createStatement();
        stmt.executeUpdate("Insert into tab2_perfil (idPac, Data, Evolucao) values ('"+id+"', '"+valor+"', '"+valor2+"')");
        }catch(java.lang.NullPointerException e){
        JOptionPane.showMessageDialog(null, "Finalize a edição da tabela!");
        }
        catch(Exception e){

        }
    }

class CustomEditor implements TableCellEditor
{
JTextArea textArea;
JScrollPane scrollPane;
public String text;

public CustomEditor()
{
    textArea = new JTextArea();
    scrollPane = new JScrollPane(textArea);
}

public Component getTableCellEditorComponent(JTable table,
                                             Object value,
                                             boolean isSelected,
                                             int row, int column)
{
    textArea.setText((String)value);
    return scrollPane;
}

public void addCellEditorListener(CellEditorListener l) { }
public void cancelCellEditing() { }
public Object getCellEditorValue()
{
    return textArea.getText();
}
public boolean isCellEditable(EventObject anEvent)
{
    return true;
}
public void removeCellEditorListener(CellEditorListener l) { }
public boolean shouldSelectCell(EventObject anEvent)
{
    return true;
}
public boolean stopCellEditing()
{
    return true;
}
}

class CustomRenderer implements TableCellRenderer
{
JScrollPane scrollPane;
JTextArea textArea;

public CustomRenderer()
{
    textArea = new JTextArea();
    scrollPane = new JScrollPane(textArea);
}

public Component getTableCellRendererComponent(JTable table,
                                               Object value,
                                               boolean isSelected,
                                               boolean hasFocus,
                                               int row, int column)
{
    textArea.setText((String)value);
    return scrollPane;
}
}