public DefaultLinkGenerator(
ParameterPolicyFactory parameterPolicyFactory,
GlobalRouteValuesLinkGeneratorTemplateBinderFactory binderFactory,
EndpointDataSource dataSource,
IOptions <RouteOptions> routeOptions,
ILogger <DefaultLinkGenerator> logger,
IServiceProvider serviceProvider)
{
_parameterPolicyFactory = parameterPolicyFactory;
_binderFactory = binderFactory;
_logger = logger;
_serviceProvider = serviceProvider;
// We cache GlobalRouteValuesLinkGeneratorTemplateBinder instances per-Endpoint for performance, but we want to wipe out
// that cache is the endpoints change so that we don't allow unbounded memory growth.
_cache = new DataSourceDependentCache <ConcurrentDictionary <RouteEndpoint, GlobalRouteValuesLinkGeneratorTemplateBinder> >(dataSource, (_) =>
{
// We don't eagerly fill this cache because there's no real reason to. Unlike URL matching, we don't
// need to build a big data structure up front to be correct.
return(new ConcurrentDictionary <RouteEndpoint, GlobalRouteValuesLinkGeneratorTemplateBinder>());
});
// Cached to avoid per-call allocation of a delegate on lookup.
_createTemplateBinder = CreateTemplateBinder;
_globalLinkOptions = new LinkOptions()
{
AppendTrailingSlash = routeOptions.Value.AppendTrailingSlash,
LowercaseQueryStrings = routeOptions.Value.LowercaseQueryStrings,
LowercaseUrls = routeOptions.Value.LowercaseUrls,
};
}
public GlobalRouteValuesLinkGenerator(
ParameterPolicyFactory parameterPolicyFactory,
GlobalRouteValuesLinkGeneratorTemplateBinderFactory binderFactory,
EndpointDataSource dataSource,
IOptions <RouteOptions> routeOptions,
ILogger <DefaultLinkGenerator> logger,
IServiceProvider serviceProvider,
IOptions <GlobalRouteValuesLinkGeneratorOptions> options)
: base(parameterPolicyFactory, binderFactory, dataSource, routeOptions, logger, serviceProvider)
{
_globalRouteKeys = options.Value.GlobalRouteKeys ?? Array.Empty <string>();
}
