Example usage for org.springframework.security.core.userdetails UserCache removeUserFromCache

Introduction

In this page you can find the example usage for org.springframework.security.core.userdetails UserCache removeUserFromCache.

Prototype

void removeUserFromCache(String username);

Source Link

Document

Removes the specified user from the cache.

Usage

From source file:grails.plugin.springsecurity.SpringSecurityUtils.java

/**
 * Rebuild an Authentication for the given username and register it in the security context.
 * Typically used after updating a user's authorities or other auth-cached info.
 * <p/>/*from   w  w  w  .  java 2s.c  o  m*/
 * Also removes the user from the user cache to force a refresh at next login.
 *
 * @param username the user's login name
 * @param password optional
 */
public static void reauthenticate(final String username, final String password) {
    UserDetailsService userDetailsService = getBean("userDetailsService");
    UserCache userCache = getBean("userCache");

    UserDetails userDetails = userDetailsService.loadUserByUsername(username);
    SecurityContextHolder.getContext().setAuthentication(new UsernamePasswordAuthenticationToken(userDetails,
            password == null ? userDetails.getPassword() : password, userDetails.getAuthorities()));
    userCache.removeUserFromCache(username);
}

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