private void buildPartial0(com.google.cloud.storagebatchoperations.v1.PutMetadata result) {
      int from_bitField0_ = bitField0_;
      int to_bitField0_ = 0;
      if (((from_bitField0_ & 0x00000001) != 0)) {
        result.contentDisposition_ = contentDisposition_;
        to_bitField0_ |= 0x00000001;
      }
      if (((from_bitField0_ & 0x00000002) != 0)) {
        result.contentEncoding_ = contentEncoding_;
        to_bitField0_ |= 0x00000002;
      }
      if (((from_bitField0_ & 0x00000004) != 0)) {
        result.contentLanguage_ = contentLanguage_;
        to_bitField0_ |= 0x00000004;
      }
      if (((from_bitField0_ & 0x00000008) != 0)) {
        result.contentType_ = contentType_;
        to_bitField0_ |= 0x00000008;
      }
      if (((from_bitField0_ & 0x00000010) != 0)) {
        result.cacheControl_ = cacheControl_;
        to_bitField0_ |= 0x00000010;
      }
      if (((from_bitField0_ & 0x00000020) != 0)) {
        result.customTime_ = customTime_;
        to_bitField0_ |= 0x00000020;
      }
      if (((from_bitField0_ & 0x00000040) != 0)) {
        result.customMetadata_ = internalGetCustomMetadata();
        result.customMetadata_.makeImmutable();
      }
      result.bitField0_ |= to_bitField0_;
    }
<pre>
Describes options for object metadata update.
</pre>

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