public void setAccountId(String accountId) {
        this.accountId = accountId;
    }
<p>
The account ID that's associated with the recommendation.
</p>

@param accountId
       The account ID that's associated with the recommendation.
aws-java-sdk-costexplorer/src/main/java/com/amazonaws/services/costexplorer/model/GetReservationPurchaseRecommendationRequest.java