public static void putPasswordResetUsername(final RequestContext requestContext, final String username) {
        val flowScope = requestContext.getFlowScope();
        flowScope.put("username", username);
    }
Put password reset username.

@param requestContext the request context
@param username       the username
support/cas-server-support-pm-webflow/src/main/java/org/apereo/cas/pm/web/flow/PasswordManagementWebflowUtils.java