BetterMembership.Utils.MembershipProviderAccessor.SetProviderAndReturnOriginalValue C# (CSharp) Method

        public MembershipProvider SetProviderAndReturnOriginalValue(MembershipProvider provider)
        {
            return ProviderSetter(provider);
        }
    }

        public DefaultProviderSwitcher(
            MembershipProviderAccessor membershipProviderAccessor, 
            RoleProviderAccessor roleProviderAccessor, 
            MembershipProvider provider, 
            RoleProvider roleProvider)
        {
            Condition.Requires(membershipProviderAccessor, "membershipProviderAccessor").IsNotNull();
            Condition.Requires(roleProviderAccessor, "roleProviderAccessor").IsNotNull();
            Condition.Requires(provider, "provider").IsNotNull();
            Condition.Requires(roleProvider, "roleProvider").IsNotNull();

            this.membershipProviderAccessor = membershipProviderAccessor;
            this.roleProviderAccessor = roleProviderAccessor;

            this.originalMembershipInitializedDefault =
                membershipProviderAccessor.SetInitializedDefaultProviderAndReturnOriginalValue(true);
            this.originalMembershipInitialized = membershipProviderAccessor.SetInitializedAndReturnOriginalValue(true);
            this.originalMembershipProvider = membershipProviderAccessor.SetProviderAndReturnOriginalValue(provider);

            this.originalRoleEnabledInitialized = roleProviderAccessor.SetEnabledAndReturnOriginalValue(true);
            this.originalRoleProviders =
                roleProviderAccessor.SetProvidersAndReturnOriginalValue(new RoleProviderCollection());
            this.originalRoleInitializedDefault =
                roleProviderAccessor.SetInitializedDefaultProviderAndReturnOriginalValue(true);
            this.originalRoleInitialized = roleProviderAccessor.SetInitializedAndReturnOriginalValue(true);
            this.originalRoleProvider = roleProviderAccessor.SetProviderAndReturnOriginalValue(roleProvider);
        }