public static void putForgotUsernameEnabled(final RequestContext context, final Boolean value) {
        context.getFlowScope().put("forgotUsernameEnabled", value);
    }
Put forgot username enabled into flow scope.

@param context the context
@param value   the value
core/cas-server-core-web-api/src/main/java/org/apereo/cas/web/support/WebUtils.java