public Builder clearFolderNumbers() {
        folderNumbers_ = emptyLongList();
        bitField0_ = (bitField0_ & ~0x00000001);
        onChanged();
        return this;
      }
<pre>
Optional. The list of folder numbers to include in the dataset.
</pre>

<code>repeated int64 folder_numbers = 1 [(.google.api.field_behavior) = OPTIONAL];</code>

@return This builder for chaining.
java-storageinsights/proto-google-cloud-storageinsights-v1/src/main/java/com/google/cloud/storageinsights/v1/DatasetConfig.java