public GetReservationPurchaseRecommendationRequest withPageSize(Integer pageSize) {
        setPageSize(pageSize);
        return this;
    }
<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.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-costexplorer/src/main/java/com/amazonaws/services/costexplorer/model/GetReservationPurchaseRecommendationRequest.java