Type    string // btree, hash, gist, spgist, gin, and brin
	Where   string
	Comment string
	Option  string        // WITH PARSER parser_name
	Fields  []IndexOption // Note: IndexOption's Field maybe the same
}

type IndexOption struct {
	*Field
	Expression string
	Sort       string // DESC, ASC
	Collate    string
	Length     int
	Priority   int
}

// ParseIndexes parse schema indexes

        if (id != null) {
            builder.setId(id);
        }
        final RequestOptionCall<IndexRequestBuilder> indexOption = esEntity.asDocMeta().indexOption();
        if (indexOption != null) {
            indexOption.callback(builder);
        }
        return builder;
    }

    @Override

        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(CrawlingInfoParam entity) {
        doUpdate(entity, null);
    }

    public void update(CrawlingInfoParam entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doUpdate(entity, null);
    }

        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(UserInfo entity) {
        doUpdate(entity, null);
    }

    public void update(UserInfo entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doUpdate(entity, null);
    }

        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(RoleType entity) {
        doUpdate(entity, null);
    }

    public void update(RoleType entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doUpdate(entity, null);
    }

            return primaryTerm;
        }

        public DocMeta indexOption(RequestOptionCall<IndexRequestBuilder> builder) {
            this.indexOption = builder;
            return this;
        }

        public RequestOptionCall<IndexRequestBuilder> indexOption() {
            return indexOption;
        }

        public DocMeta deleteOption(RequestOptionCall<DeleteRequestBuilder> builder) {

            return primaryTerm;
        }

        public DocMeta indexOption(RequestOptionCall<IndexRequestBuilder> builder) {
            this.indexOption = builder;
            return this;
        }

        public RequestOptionCall<IndexRequestBuilder> indexOption() {
            return indexOption;
        }

        public DocMeta deleteOption(RequestOptionCall<DeleteRequestBuilder> builder) {

            return primaryTerm;
        }

        public DocMeta indexOption(RequestOptionCall<IndexRequestBuilder> builder) {
            this.indexOption = builder;
            return this;
        }

        public RequestOptionCall<IndexRequestBuilder> indexOption() {
            return indexOption;
        }

        public DocMeta deleteOption(RequestOptionCall<DeleteRequestBuilder> builder) {

        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(ThumbnailQueue entity) {
        doUpdate(entity, null);
    }

    public void update(ThumbnailQueue entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doUpdate(entity, null);
    }

        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(Role entity) {
        doUpdate(entity, null);
    }

    public void update(Role entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doUpdate(entity, null);
    }