The GWT Servlet Library supports the server-side components for invoking a GWT-RPC endpoint.
'com.google.gwt:gwt-user:1.4.62'
<dependency>
<groupId>com.google.gwt</groupId>
<artifactId>gwt-user</artifactId>
<version>1.4.62</version>
</dependency>
<dependency org="com.google.gwt" name="gwt-user" rev="1.4.62"/>
"com.google.gwt", "gwt-user", "1.4.62"