public ArrayList<Empleado> listarEmpleado() {
ArrayList<Empleado> emple = new ArrayList<Empleado>();
try {
cn = Conexion.realizarConexion();
st = cn.createStatement();
String sql = "select * from empleado";
rs = st.executeQuery(sql);
while (rs.next()) {
emple.add(
new Empleado(
rs.getString(1),
rs.getString(2),
rs.getString(3),
rs.getString(4),
rs.getString(5),
rs.getString(6),
rs.getString(7),
rs.getString(8)));
}
} catch (ClassNotFoundException ex) {
showMessageDialog(null, ex.getMessage(), "Excepción", 0);
} catch (SQLException ex) {
showMessageDialog(null, ex.getMessage(), "Excepción", 0);
} finally {
try {
rs.close();
st.close();
cn.close();
} catch (Exception ex) {
showMessageDialog(null, ex.getMessage(), "Excepción", 0);
}
}
return emple;
}
public String buscarEmpleado(String codigo) {
try {
cn = Conexion.realizarConexion();
st = cn.createStatement();
String sql =
"select chr_emplcodigo from empleado " + " where chr_emplcodigo = '" + codigo + "'";
rs = st.executeQuery(sql);
while (rs.next()) {
return rs.getString("chr_emplcodigo");
}
} catch (ClassNotFoundException ex) {
showMessageDialog(null, ex.getMessage(), "Excepción", 0);
} catch (SQLException ex) {
showMessageDialog(null, ex.getMessage(), "Excepción", 0);
} finally {
try {
rs.close();
st.close();
cn.close();
} catch (Exception ex) {
showMessageDialog(null, ex.getMessage(), "Excepción", 0);
}
}
return null;
}