Connection connection = null;
CallableStatement statement = null;
try {
 // open connection
 // create statement
 // execute statement
}
catch (Exception e) {
  throw e;
}
finally {
  try {
     // need try/catch because the close itself
     // could throw an exception
    if (s != null) statement.close();
    if (c != null) connection.close();
  }
  catch (Exception e) {
    // at this point, you can't do much ...
    e.printStackTrace();
  }
}