code: public static Method getListenerMethod(String invokedMethodName, boolean isBefore) {
          if (isBefore) {
              return beforeLifecycleMethodsByMethodName.get(invokedMethodName);
          } else {
              return afterLifecycleMethodsByMethodName.get(invokedMethodName);
          }
      }
docs: Find corresponding callback method on {@link JdbcLifecycleEventListener}.
  
  @param invokedMethodName invoked method name
  @param isBefore          before method or not
  @return corresponding callback method or {@code null} if not found. (e.g.: toString, hashCode)