public static FileOutput open(List<EncoderPlugin> plugins, List<TaskSource> taskSources,
            FileOutput output) {
        return EncodersInternal.open(plugins, taskSources, output);
    }
Utility class for handling multiple encoder plugins.

<p>It is considered to be an internal class, not for plugins. To make it explicit, {@link EncodersInternal} replaces it.
embulk-core/src/main/java/org/embulk/spi/util/Encoders.java