@PluginBuilderFactory
  public static <B extends Builder<B>> B newBuilder() {
    return new Builder<B>().asBuilder();
  }
Create an OutputStreamManager.
@param name The name of the entity to manage.
@param data The data required to create the entity.
@return The OutputStreamManager
hbase-logging/src/test/java/org/apache/hadoop/hbase/logging/HBaseTestAppender.java