https://vaadin.com/api/platform/current/com/vaadin/flow/server/communication/rpc/StringToNumberDecoder.html
StringToNumberDecoder (Vaadin Platform (vaadin-platform-javadoc) 25.1.5 API)
declaration: package: com.vaadin.flow.server.communication.rpc, class: StringToNumberDecoder
vaadinplatformjavadocapi