public java.util.List<DataRetrievalRule> getRules() {
        return rules;
    }
<p>
The policy rule. Although this is a list type, currently there must be only one rule, which contains a Strategy
field and optionally a BytesPerHour field.
</p>

@return The policy rule. Although this is a list type, currently there must be only one rule, which contains a
        Strategy field and optionally a BytesPerHour field.
aws-java-sdk-glacier/src/main/java/com/amazonaws/services/glacier/model/DataRetrievalPolicy.java