public List getPlugins()

in wrapper/src/main/java/software/amazon/jdbc/ConnectionPluginChainBuilder.java [135:211]
60 lines of code
9 McCabe index (conditional complexity)

  public List<ConnectionPlugin> getPlugins(
      final PluginService pluginService,
      final ConnectionProvider defaultConnProvider,
      final ConnectionProvider effectiveConnProvider,
      final PluginManagerService pluginManagerService,
      final Properties props,
      @Nullable ConfigurationProfile configurationProfile)
      throws SQLException {

    List<ConnectionPlugin> plugins;
    List<Class<? extends ConnectionPluginFactory>> pluginFactories;

    if (configurationProfile != null && configurationProfile.getPluginFactories() != null) {
      pluginFactories = configurationProfile.getPluginFactories();
    } else {

      final List<String> pluginCodeList = getPluginCodes(props);
      pluginFactories = new ArrayList<>(pluginCodeList.size());

      for (final String pluginCode : pluginCodeList) {
        if (!pluginFactoriesByCode.containsKey(pluginCode)) {
          throw new SQLException(
              Messages.get(
                  "ConnectionPluginManager.unknownPluginCode",
                  new Object[] {pluginCode}));
        }
        pluginFactories.add(pluginFactoriesByCode.get(pluginCode));
      }
    }

    if (!pluginFactories.isEmpty()) {

      if (PropertyDefinition.AUTO_SORT_PLUGIN_ORDER.getBoolean(props)) {
        pluginFactories = this.sortPluginFactories(pluginFactories);

        final List<Class<? extends ConnectionPluginFactory>> tempPluginFactories = pluginFactories;
        LOGGER.finest(() ->
            "Plugins order has been rearranged. The following order is in effect: "
                + tempPluginFactories.stream()
                  .map(Class::getSimpleName)
                  .collect(Collectors.joining(", ")));
      }

      try {
        final ConnectionPluginFactory[] factories =
            WrapperUtils.loadClasses(
                    pluginFactories,
                    ConnectionPluginFactory.class,
                    "ConnectionPluginManager.unableToLoadPlugin")
                .toArray(new ConnectionPluginFactory[0]);

        // make a chain of connection plugins

        plugins = new ArrayList<>(factories.length + 1);

        for (final ConnectionPluginFactory factory : factories) {
          plugins.add(factory.getInstance(pluginService, props));
        }

      } catch (final InstantiationException instEx) {
        throw new SQLException(instEx.getMessage(), SqlState.UNKNOWN_STATE.getState(), instEx);
      }
    } else {
      plugins = new ArrayList<>(1); // one spot for default connection plugin
    }

    // add default connection plugin to the tail
    final ConnectionPlugin defaultPlugin = new DefaultConnectionPlugin(
        pluginService,
        defaultConnProvider,
        effectiveConnProvider,
        pluginManagerService);

    plugins.add(defaultPlugin);

    return plugins;
  }