@Override
    public void setThemeName(final HttpServletRequest request,
                             final HttpServletResponse response,
                             final String themeName) {
    }
This is {@link TenantThemeResolver}.

@author Misagh Moayyed
@since 7.3.0
core/cas-server-core-multitenancy/src/main/java/org/apereo/cas/multitenancy/TenantThemeResolver.java