anchor.diff:  [source,xml]
   ----
   <ldap-authentication-provider user-search-filter="(uid={0})"
  -	user-search-base="ou=people"/>
  +	    user-search-base="ou=people"/>
   ----
   
   If used with the server definition above, this would perform a search under the DN `ou=people,dc=springframework,dc=org` using the value of the `user-search-filter` attribute as a filter.
  
positive.code: ----
  public interface UserDetailsContextMapper {
  
  UserDetails mapUserFromContext(DirContextOperations ctx, String username,
  		Collection<GrantedAuthority> authorities);
  
  void mapUserToContext(UserDetails user, DirContextAdapter ctx);
  }
  ----
  
  
negative.code: ----
  
  <bean id="userSearch"
          class="org.springframework.security.ldap.search.FilterBasedLdapUserSearch">
      <constructor-arg index="0" value=""/>
      <constructor-arg index="1" value="(uid={0})"/>
      <constructor-arg index="2" ref="contextSource" />
  </bean>
  ----
  
  