public Builder clearCards() {
        if (cardsBuilder_ == null) {
          cards_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000001);
          onChanged();
        } else {
          cardsBuilder_.clear();
        }
        return this;
      }
<code>repeated .com.alibaba.fastjson2.dubbo.DriverCard cards = 17;</code>
core/src/test/java/com/alibaba/fastjson2/dubbo/GoogleProtobufBasic.java