public com.google.cloud.storagebatchoperations.v1.RewriteObject.Builder
        getRewriteObjectBuilder() {
      return getRewriteObjectFieldBuilder().getBuilder();
    }
<pre>
Rewrite the object and updates metadata like KMS key.
</pre>

<code>.google.cloud.storagebatchoperations.v1.RewriteObject rewrite_object = 20;</code>
java-storagebatchoperations/proto-google-cloud-storagebatchoperations-v1/src/main/java/com/google/cloud/storagebatchoperations/v1/Job.java