public VirtualGatewayListener withPortMapping(VirtualGatewayPortMapping portMapping) {
        setPortMapping(portMapping);
        return this;
    }
<p>
The port mapping information for the listener.
</p>

@param portMapping
       The port mapping information for the listener.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-appmesh/src/main/java/com/amazonaws/services/appmesh/model/VirtualGatewayListener.java