public void setPageSize(Integer pageSize) {
        this.pageSize = pageSize;
    }
<p>
The number of recommendations that you want returned in a single response object.
</p>

@param pageSize
       The number of recommendations that you want returned in a single response object.
aws-java-sdk-costexplorer/src/main/java/com/amazonaws/services/costexplorer/model/GetReservationPurchaseRecommendationRequest.java