private void ensureStringsIsMutable() {
            if (!strings_.isModifiable()) {
                strings_ = new com.google.protobuf.LazyStringArrayList(strings_);
            }
            bitField0_ |= 0x00000001;
        }
Protobuf type {@code im.turms.proto.StringsWithVersion}
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/model/common/StringsWithVersion.java