public String toString() {
        String result = "PartitionedPrefix";
        if (partitionDateSource != null) {
            result += ",partitionDateSource=" + getPartitionDateSourceAsString();
        }
        return result;
    }
The bucket logging prefix type for S3 Server Access Logging. This field must be specified in
{@link com.amazonaws.services.s3.TargetObjectKeyFormat}. The default setting is Simple. When Partitioned is
specified, you can specify the {@link com.amazonaws.services.s3.model.PartitionDateSource}, with EventTime being
the default.
aws-java-sdk-s3/src/main/java/com/amazonaws/services/s3/model/PartitionedPrefix.java