String INDEX_ADMIN_INTEGER_FIELDS = "index.admin.integer.fields";

    /** The key of the configuration. e.g. content_length,favorite_count,click_count */
    String INDEX_ADMIN_LONG_FIELDS = "index.admin.long.fields";

    /** The key of the configuration. e.g. boost */
    String INDEX_ADMIN_FLOAT_FIELDS = "index.admin.float.fields";

    /** The key of the configuration. e.g.  */