public Builder addAllUserRelationshipGroups(
                java.lang.Iterable<? extends im.turms.server.common.access.client.dto.model.user.UserRelationshipGroup> values) {
            if (userRelationshipGroupsBuilder_ == null) {
                ensureUserRelationshipGroupsIsMutable();
                com.google.protobuf.AbstractMessageLite.Builder.addAll(values,
                        userRelationshipGroups_);
                onChanged();
            } else {
                userRelationshipGroupsBuilder_.addAllMessages(values);
            }
            return this;
        }
<code>repeated .im.turms.proto.UserRelationshipGroup user_relationship_groups = 1;</code>
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/model/user/UserRelationshipGroupsWithVersion.java