public Builder setAssetIdBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      assetId_ = value;
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
<pre>
Output only. The generated ID of the VodSession's source media.
</pre>

<code>string asset_id = 10 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>

@param value The bytes for assetId to set.
@return This builder for chaining.
java-video-stitcher/proto-google-cloud-video-stitcher-v1/src/main/java/com/google/cloud/video/stitcher/v1/VodSession.java