public DescribeAppRequest withApp(String app) {
        setApp(app);
        return this;
    }
<p>
The name of the app.
</p>

@param app
       The name of the app.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-simspaceweaver/src/main/java/com/amazonaws/services/simspaceweaver/model/DescribeAppRequest.java