public Builder mergeFrom(com.google.cloud.visionai.v1.SchemaKeySortingStrategy other) {
      if (other == com.google.cloud.visionai.v1.SchemaKeySortingStrategy.getDefaultInstance())
        return this;
      if (optionsBuilder_ == null) {
        if (!other.options_.isEmpty()) {
          if (options_.isEmpty()) {
            options_ = other.options_;
            bitField0_ = (bitField0_ & ~0x00000001);
          } else {
            ensureOptionsIsMutable();
            options_.addAll(other.options_);
          }
          onChanged();
        }
      } else {
        if (!other.options_.isEmpty()) {
          if (optionsBuilder_.isEmpty()) {
            optionsBuilder_.dispose();
            optionsBuilder_ = null;
            options_ = other.options_;
            bitField0_ = (bitField0_ & ~0x00000001);
            optionsBuilder_ =
                com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders
                    ? getOptionsFieldBuilder()
                    : null;
          } else {
            optionsBuilder_.addAllMessages(other.options_);
          }
        }
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
<pre>
A strategy to specify how to sort by data schema key.
</pre>

Protobuf type {@code google.cloud.visionai.v1.SchemaKeySortingStrategy}
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/SchemaKeySortingStrategy.java