The GWT User Library supports the client-side components for building AJAX apps in the Java language using the Google Web Toolkit.
'com.google.gwt:gwt-user:1.6.3'
<dependency>
<groupId>com.google.gwt</groupId>
<artifactId>gwt-user</artifactId>
<version>1.6.3</version>
</dependency>
<dependency org="com.google.gwt" name="gwt-user" rev="1.6.3"/>
"com.google.gwt", "gwt-user", "1.6.3"