/// <summary>
/// Creates a service context that binds the service, callsettings and the client.
/// </summary>
/// <param name="config">The configuration.</param>
/// <returns>The service context.</returns>
private GoogleAdsServiceContext CreateServiceContext(GoogleAdsConfig config)
{
GoogleAdsServiceContext serviceContext = new GoogleAdsServiceContext();
CallSettings callSettings = CallSettings.FromCallTiming(
CallTiming.FromRetry(new RetrySettings(
retryBackoff : backoffSettings,
timeoutBackoff : backoffSettings,
totalExpiration : Expiration.FromTimeout(TimeSpan.FromMilliseconds(
config.Timeout)),
retryFilter : retryFilter
)))
.WithHeader(GoogleAdsConfig.DEVELOPER_TOKEN_KEYNAME, config.DeveloperToken)
.WithResponseMetadataHandler(delegate(Metadata metadata)
{
GoogleAdsResponseMetadata responseMetadata = new GoogleAdsResponseMetadata(metadata);
serviceContext.OnResponseMetadataReceived(responseMetadata);
});
if (!string.IsNullOrEmpty(config.LoginCustomerId))
{
callSettings.WithHeader("login-customer-id", config.LoginCustomerId);
}
serviceContext.CallSettings = callSettings;
return(serviceContext);
}
/// <summary>
/// Gets an instance of the specified service.
/// </summary>
/// <param name="serviceTemplate">The service template.</param>
/// <param name="config">The configuration.</param>
/// <returns>A service instance.</returns>
internal TService GetService <TService, TServiceSetting>(
ServiceTemplate <TService, TServiceSetting> serviceTemplate, GoogleAdsConfig config)
where TServiceSetting : ServiceSettingsBase, new()
where TService : GoogleAdsServiceClientBase
{
Channel channel = CreateChannel(config);
CallInvoker callInvoker = channel.Intercept(
LoggingInterceptor.GetInstance(config));
// Build a service context to bind the service, configuration and CallSettings.
GoogleAdsServiceContext serviceContext = new GoogleAdsServiceContext();
// Build the call settings.
CallSettings callSettings = CreateCallSettings <TServiceSetting>(config,
serviceContext);
serviceContext.CallSettings = callSettings;
// Create the service settings.
TServiceSetting serviceSettings = CreateServiceSettings <TServiceSetting>(
serviceContext);
// Create the service.
TService service = Create(serviceTemplate, callInvoker, serviceSettings);
serviceContext.Service = service;
service.ServiceContext = serviceContext;
return(service);
}
/// <summary>
/// Creates the service settings.
/// </summary>
/// <typeparam name="TServiceSetting">The type of the service setting.</typeparam>
/// <param name="serviceContext">The service context.</param>
/// <returns>A service setting object, to be used for creating the service.</returns>
private TServiceSetting CreateServiceSettings <TServiceSetting>(
GoogleAdsServiceContext serviceContext)
where TServiceSetting : ServiceSettingsBase, new()
{
TServiceSetting serviceSettings = new TServiceSetting();
SetAllPropertySettings(serviceSettings, serviceContext.CallSettings);
SetAllPropertySettings(serviceSettings, serviceContext.OperationsSettings);
return(serviceSettings);
}
/// <summary>
/// Creates the call settings.
/// </summary>
/// <param name="config">The configuration.</param>
/// <param name="serviceContext">The service context.</param>
/// <returns>The call settings.</returns>
private CallSettings CreateCallSettings <TServiceSetting>(GoogleAdsConfig config,
GoogleAdsServiceContext serviceContext)
where TServiceSetting : ServiceSettingsBase, new()
{
// Get the default call settings from the generated stubs.
CallSettings callSettings = new TServiceSetting().CallSettings;
// Override various parameters with configuration parameters.
callSettings = UpdateCallSettingsWithConfigParameters(callSettings,
config, serviceContext);
return(callSettings);
}
/// <summary>
/// Gets an instance of the specified service.
/// </summary>
/// <param name="serviceTemplate">The service template.</param>
/// <param name="config">The configuration.</param>
/// <returns>A service instance.</returns>
internal TService GetService <TService, TServiceSetting>(
ServiceTemplate <TService, TServiceSetting> serviceTemplate, GoogleAdsConfig config)
where TServiceSetting : ServiceSettingsBase, new()
where TService : GoogleAdsServiceClientBase
{
Channel channel = CreateChannel(config);
CallInvoker callInvoker = channel.Intercept(
LoggingInterceptor.GetInstance(config));
GoogleAdsServiceContext serviceContext = CreateServiceContext(config);
TServiceSetting serviceSettings = CreateServiceSettings <TServiceSetting>(
serviceContext);
TService service = Create <TService, TServiceSetting>(
callInvoker, serviceSettings);
serviceContext.Service = service;
service.ServiceContext = serviceContext;
return(service);
}
/// <summary>
/// Gets an instance of the specified service.
/// </summary>
/// <param name="serviceTemplate">The service template.</param>
/// <param name="config">The configuration.</param>
/// <returns>A service instance.</returns>
internal TService GetService <TService, TServiceSetting>(
ServiceTemplate <TService, TServiceSetting, GoogleAdsConfig> serviceTemplate,
GoogleAdsConfig config)
where TServiceSetting : ServiceSettingsBase, new()
where TService : GoogleAdsServiceClientBase
{
ChannelBase channel = CreateChannel(config);
CallInvoker interceptedInvoker = channel
.Intercept(new GoogleAdsGrpcInterceptor(config));
CallInvoker callInvoker = config.EnableProfiling ?
new ProfilingCallInvoker(interceptedInvoker, config) : interceptedInvoker;
// Build a service context to bind the service, configuration and CallSettings.
GoogleAdsServiceContext serviceContext = new GoogleAdsServiceContext();
// Build the call settings.
CallSettings callSettings = CreateCallSettings <TServiceSetting>(config,
serviceContext);
serviceContext.CallSettings = callSettings;
// Create the service settings.
TServiceSetting serviceSettings =
CreateServiceSettings <TServiceSetting, GoogleAdsConfig>(serviceContext);
serviceSettings.VersionHeaderBuilder.AppendAssemblyVersion("gccl", this.GetType());
serviceSettings.VersionHeaderBuilder.AppendAssemblyVersion("protobuf",
typeof(IMessage));
// Create the service.
TService service = Create(serviceTemplate, callInvoker, serviceSettings);
serviceContext.Service = service;
service.ServiceContext = serviceContext;
service.ServiceContext.ChannelBase = channel;
return(service);
}
/// <summary>
/// Creates the service settings.
/// </summary>
/// <typeparam name="TServiceSetting">The type of the service setting.</typeparam>
/// <param name="serviceContext">The service context.</param>
/// <returns>A service setting object, to be used for creating the service.</returns>
private TServiceSetting CreateServiceSettings <TServiceSetting>(
GoogleAdsServiceContext serviceContext)
where TServiceSetting : ServiceSettingsBase, new()
{
TServiceSetting serviceSettings = new TServiceSetting();
// Service settings have a client-specific callsetting, and
// one callsetting per method. Since these are all kept separate
// and not merged, we will instead set each of them using reflection.
PropertyInfo[] callSettingProperties = serviceSettings.GetType()
.GetProperties(BindingFlags.Public | BindingFlags.Instance)
.Where(delegate(PropertyInfo x)
{
return(x.PropertyType == typeof(CallSettings) && x.Name != "CallSettings");
}
).ToArray();
foreach (PropertyInfo pi in callSettingProperties)
{
pi.SetValue(serviceSettings, serviceContext.CallSettings);
}
return(serviceSettings);
}
/// <summary>
/// Updates the call settings with configuration parameters.
/// </summary>
/// <param name="callSettings">The call settings.</param>
/// <param name="config">The configuration.</param>
/// <param name="serviceContext">The service context.</param>
/// <returns></returns>
private CallSettings UpdateCallSettingsWithConfigParameters(CallSettings callSettings,
GoogleAdsConfig config, GoogleAdsServiceContext serviceContext)
{
callSettings = callSettings.WithHeader(GoogleAdsConfig.DEVELOPER_TOKEN_KEYNAME,
config.DeveloperToken)
.WithResponseMetadataHandler(delegate(Metadata metadata)
{
GoogleAdsResponseMetadata responseMetadata =
new GoogleAdsResponseMetadata(metadata);
serviceContext.OnResponseMetadataReceived(responseMetadata);
});
if (!string.IsNullOrEmpty(config.LoginCustomerId))
{
callSettings = callSettings.WithHeader(GoogleAdsConfig.LOGIN_CUSTOMER_ID_KEYNAME,
config.LoginCustomerId);
}
if (!string.IsNullOrEmpty(config.LibraryIdentifierOverride))
{
callSettings = callSettings.WithHeader(GoogleAdsConfig.LIBRARY_IDENTIFIER_KEYNAME,
config.LibraryIdentifierOverride);
}
callSettings = callSettings.WithCallTiming(CallTiming.FromTimeout(
TimeSpan.FromMilliseconds(config.Timeout)));
return(callSettings);
}
/// <summary>
/// Updates the call settings with configuration parameters.
/// </summary>
/// <param name="callSettings">The call settings.</param>
/// <param name="config">The configuration.</param>
/// <param name="serviceContext">The service context.</param>
/// <returns></returns>
private CallSettings UpdateCallSettingsWithConfigParameters(CallSettings callSettings,
GoogleAdsConfig config, GoogleAdsServiceContext serviceContext)
{
callSettings = callSettings.WithHeader(MetadataKeyNames.DeveloperToken,
config.DeveloperToken)
.WithResponseMetadataHandler(delegate(Metadata metadata)
{
AdsResponseMetadata responseMetadata = new AdsResponseMetadata(metadata);
serviceContext.OnResponseMetadataReceived(responseMetadata);
});
if (!string.IsNullOrEmpty(config.LoginCustomerId))
{
callSettings = callSettings.WithHeader(MetadataKeyNames.LoginCustomerId,
config.LoginCustomerId);
}
if (!string.IsNullOrEmpty(config.LinkedCustomerId))
{
callSettings = callSettings.WithHeader(MetadataKeyNames.LinkedCustomerId,
config.LinkedCustomerId);
}
if (!string.IsNullOrEmpty(config.LibraryIdentifierOverride))
{
callSettings = callSettings.WithHeader(MetadataKeyNames.LibraryIdentifier,
config.LibraryIdentifierOverride);
}
callSettings = callSettings.WithExpiration(Expiration.FromTimeout(
TimeSpan.FromMilliseconds(config.Timeout)));
return(callSettings);
}
/// <summary>
/// Creates the call settings.
/// </summary>
/// <typeparam name="TServiceSetting">The type of the service setting.</typeparam>
/// <param name="userCallSettings">The user call settings.</param>
/// <param name="config">The configuration.</param>
/// <param name="serviceContext">The service context.</param>
/// <returns>The call settings.</returns>
private CallSettings CreateCallSettings <TServiceSetting>(CallSettings userCallSettings,
GoogleAdsConfig config, GoogleAdsServiceContext serviceContext)
where TServiceSetting : ServiceSettingsBase, new()
{
// Get the default call settings from the generated stubs.
CallSettings callSettings = new TServiceSetting().CallSettings;
// Override various parameters with configuration parameters.
callSettings = UpdateCallSettingsWithConfigParameters(callSettings,
config, serviceContext);
// If the user has provided a call settings at the runtime, then override specific
// settings from there.
if (userCallSettings != null)
{
callSettings = callSettings.MergedWith(userCallSettings);
}
return(callSettings);
}
