if (seqNo != null) {
                    builder.setIfSeqNo(seqNo.longValue());
                }
                if (primaryTerm != null) {
                    builder.setIfPrimaryTerm(primaryTerm.longValue());
                }
                response = builder.execute().actionGet(fessConfig.getIndexIndexTimeout());
            }

            public String getIndexFieldParentId() {
                return "parent_id";
            }

            @Override
            public String getIndexFieldPrimaryTerm() {
                return "primary_term";
            }

            @Override
            public String getIndexFieldRole() {
                return "role";
            }

            @Override

            public String getIndexFieldParentId() {
                return "parent_id";
            }

            @Override
            public String getIndexFieldPrimaryTerm() {
                return "primary_term";
            }

            @Override
            public String getIndexFieldRole() {
                return "role";
            }

            @Override