public String getExpectedBucketOwner() {
        return expectedBucketOwner;
    }
Constructs a new
{@link GetObjectMetadataRequest}
with basic options.

@param bucketName
           The name of the bucket containing the object whose metadata
           is being retrieved.
@param key
           The key of the object whose metadata is being retrieved.
@param versionId
           The version ID of the object version whose metadata is being
           retrieved.

@see GetObjectMetadataRequest#GetObjectMetadataRequest(String bucketName, String key)
aws-java-sdk-s3/src/main/java/com/amazonaws/services/s3/model/GetObjectMetadataRequest.java