public CancelChangeSetRequest withCatalog(String catalog) {
        setCatalog(catalog);
        return this;
    }
<p>
Required. The catalog related to the request. Fixed value: <code>AWSMarketplace</code>.
</p>

@param catalog
       Required. The catalog related to the request. Fixed value: <code>AWSMarketplace</code>.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-marketplacecatalog/src/main/java/com/amazonaws/services/marketplacecatalog/model/CancelChangeSetRequest.java