public ListFunctionsRequest withStage(String stage) {
        setStage(stage);
        return this;
    }
<p>
An optional filter to return only the functions that are in the specified stage, either <code>DEVELOPMENT</code>
or <code>LIVE</code>.
</p>

@param stage
       An optional filter to return only the functions that are in the specified stage, either
       <code>DEVELOPMENT</code> or <code>LIVE</code>.
@return Returns a reference to this object so that method calls can be chained together.
@see FunctionStage
aws-java-sdk-cloudfront/src/main/java/com/amazonaws/services/cloudfront/model/ListFunctionsRequest.java