/// <summary>
/// Adds a <see cref="IMessageHandler{TMessage, TMessageContext}" /> implementation to process the messages from an Azure Service Bus.
/// resources.
/// </summary>
/// <typeparam name="TMessageHandler">The type of the implementation.</typeparam>
/// <typeparam name="TMessage">The type of the message that the message handler will process.</typeparam>
/// <typeparam name="TMessageContext">The type of the context in which the message handler will process the message.</typeparam>
/// <param name="services">The collection of services to use in the application.</param>
/// <param name="messageContextFilter">The function that determines if the message handler should handle the message based on the context.</param>
/// <param name="messageBodySerializer">The custom <see cref="IMessageBodySerializer"/> to deserialize the incoming message for the <typeparamref name="TMessageHandler"/>.</param>
/// <param name="messageBodyFilter">The filter to restrict the message processing based on the incoming message body.</param>
/// <param name="implementationFactory">The function that creates the message handler.</param>
/// <exception cref="ArgumentNullException">Thrown when the <paramref name="services"/>, <paramref name="messageBodyFilter"/>, or <paramref name="implementationFactory"/> is <c>null</c>.</exception>
public static MessageHandlerCollection WithMessageHandler <TMessageHandler, TMessage, TMessageContext>(
this MessageHandlerCollection services,
Func <TMessageContext, bool> messageContextFilter,
IMessageBodySerializer messageBodySerializer,
Func <TMessage, bool> messageBodyFilter,
Func <IServiceProvider, TMessageHandler> implementationFactory)
where TMessageHandler : class, IMessageHandler <TMessage, TMessageContext>
where TMessage : class
where TMessageContext : MessageContext
{
Guard.NotNull(services, nameof(services), "Requires a set of services to add the message handler");
Guard.NotNull(messageContextFilter, nameof(messageContextFilter), "Requires a filter to restrict the message processing within a certain message context");
Guard.NotNull(messageBodySerializer, nameof(messageBodySerializer), "Requires an custom message body serializer instance to deserialize incoming message for the message handler");
Guard.NotNull(messageBodyFilter, nameof(messageBodyFilter), "Requires a filter to restrict the message processing based on the incoming message body");
Guard.NotNull(implementationFactory, nameof(implementationFactory), "Requires a function to create the message handler with dependent services");
services.Services.AddTransient <IMessageHandler <TMessage, TMessageContext>, MessageHandlerRegistration <TMessage, TMessageContext> >(
serviceProvider => new MessageHandlerRegistration <TMessage, TMessageContext>(
messageContextFilter: messageContextFilter,
messageBodySerializer: messageBodySerializer,
messageBodyFilter: messageBodyFilter,
messageHandlerImplementation: implementationFactory(serviceProvider),
logger: serviceProvider.GetService <ILogger <MessageHandlerRegistration <TMessage, TMessageContext> > >()));
return(services);
}
/// <summary>
/// Adds a <see cref="IMessageHandler{TMessage}" /> implementation to process the messages from an Azure Service Bus.
/// resources.
/// </summary>
/// <typeparam name="TMessageHandler">The type of the implementation.</typeparam>
/// <typeparam name="TMessage">The type of the message that the message handler will process.</typeparam>
/// <param name="services">The collection of services to use in the application.</param>
/// <param name="messageBodySerializer">The custom <see cref="IMessageBodySerializer"/> to deserialize the incoming message for the <typeparamref name="TMessageHandler"/>.</param>
public static MessageHandlerCollection WithMessageHandler <TMessageHandler, TMessage>(
this MessageHandlerCollection services,
IMessageBodySerializer messageBodySerializer)
where TMessageHandler : class, IMessageHandler <TMessage, MessageContext>
where TMessage : class
{
Guard.NotNull(services, nameof(services), "Requires a set of services to add the message handler");
Guard.NotNull(messageBodySerializer, nameof(messageBodySerializer), "Requires an custom message body serializer instance to deserialize incoming message for the message handler");
return(services.WithMessageHandler <TMessageHandler, TMessage, MessageContext>(messageBodySerializer));
}
/// <summary>
/// Adds a <see cref="IAzureServiceBusMessageHandler{TMessage}" /> implementation to process the messages from an Azure Service Bus.
/// resources.
/// </summary>
/// <typeparam name="TMessageHandler">The type of the implementation.</typeparam>
/// <typeparam name="TMessage">The type of the message that the message handler will process.</typeparam>
/// <param name="handlers">The collection of handlers to use in the application.</param>
/// <param name="messageBodySerializer">The custom <see cref="IMessageBodySerializer"/> to deserialize the incoming message for the <see cref="IAzureServiceBusMessageHandler{TMessage}"/>.</param>
/// <exception cref="ArgumentNullException">Thrown when the <paramref name="handlers"/>, <paramref name="messageBodySerializer"/> is <c>null</c>.</exception>
public static ServiceBusMessageHandlerCollection WithServiceBusMessageHandler <TMessageHandler, TMessage>(
this ServiceBusMessageHandlerCollection handlers,
IMessageBodySerializer messageBodySerializer)
where TMessageHandler : class, IAzureServiceBusMessageHandler <TMessage>
where TMessage : class
{
Guard.NotNull(handlers, nameof(handlers), "Requires a set of handlers to add the message handler");
Guard.NotNull(messageBodySerializer, nameof(messageBodySerializer), "Requires an custom message body serializer instance to deserialize incoming message for the message handler");
handlers.WithMessageHandler <TMessageHandler, TMessage, AzureServiceBusMessageContext>(messageBodySerializer);
return(handlers);
}
/// <summary>
/// Adds a <see cref="IMessageHandler{TMessage}" /> implementation to process the messages from an Azure Service Bus.
/// resources.
/// </summary>
/// <typeparam name="TMessageHandler">The type of the implementation.</typeparam>
/// <typeparam name="TMessage">The type of the message that the message handler will process.</typeparam>
/// <param name="services">The collection of services to use in the application.</param>
/// <param name="messageBodyFilter">The filter to restrict the message processing based on the incoming message body.</param>
/// <param name="messageBodySerializer">The custom <see cref="IMessageBodySerializer"/> to deserialize the incoming message for the <typeparamref name="TMessageHandler"/>.</param>
/// <exception cref="ArgumentNullException">Thrown when the <paramref name="services"/> or <paramref name="messageBodyFilter"/> is <c>null</c>.</exception>
public static MessageHandlerCollection WithMessageHandler <TMessageHandler, TMessage>(
this MessageHandlerCollection services,
IMessageBodySerializer messageBodySerializer,
Func <TMessage, bool> messageBodyFilter)
where TMessageHandler : class, IMessageHandler <TMessage, MessageContext>
where TMessage : class
{
Guard.NotNull(services, nameof(services), "Requires a set of services to add the message handler");
Guard.NotNull(messageBodySerializer, nameof(messageBodySerializer), "Requires an custom message body serializer instance to deserialize incoming message for the message handler");
Guard.NotNull(messageBodyFilter, nameof(messageBodyFilter), "Requires a filter to restrict the message processing based on the incoming message body");
return(WithMessageHandler <TMessageHandler, TMessage, MessageContext>(services, messageBodySerializer, messageBodyFilter));
}
/// <summary>
/// Adds a <see cref="IMessageHandler{TMessage}" /> implementation to process the messages from an Azure Service Bus.
/// </summary>
/// <typeparam name="TMessageHandler">The type of the implementation.</typeparam>
/// <typeparam name="TMessage">The type of the message that the message handler will process.</typeparam>
/// <param name="services">The collection of services to use in the application.</param>
/// <param name="messageBodySerializer">The function to create the custom <see cref="IMessageBodySerializer"/> that deserializes the incoming message for the <see cref="IMessageHandler{TMessage,TMessageContext}"/>.</param>
/// <param name="implementationFactory">The function that creates the service.</param>
public static MessageHandlerCollection WithMessageHandler <TMessageHandler, TMessage>(
this MessageHandlerCollection services,
IMessageBodySerializer messageBodySerializer,
Func <IServiceProvider, TMessageHandler> implementationFactory)
where TMessageHandler : class, IMessageHandler <TMessage, MessageContext>
where TMessage : class
{
Guard.NotNull(services, nameof(services), "Requires a set of services to add the message handler");
Guard.NotNull(implementationFactory, nameof(implementationFactory), "Requires a function to create the message handler with dependent services");
Guard.NotNull(messageBodySerializer, nameof(messageBodySerializer), "Requires an custom message body serializer instance to deserialize incoming message for the message handler");
return(services.WithMessageHandler <TMessageHandler, TMessage, MessageContext>(messageBodySerializer, implementationFactory));
}
/// <summary>
/// Adds a <see cref="IMessageHandler{TMessage}" /> implementation to process the messages from an Azure Service Bus.
/// resources.
/// </summary>
/// <typeparam name="TMessageHandler">The type of the implementation.</typeparam>
/// <typeparam name="TMessage">The type of the message that the message handler will process.</typeparam>
/// <typeparam name="TMessageContext">The type of the context in which the message handler will process the message.</typeparam>
/// <param name="services">The collection of services to use in the application.</param>
/// <param name="messageBodySerializer">The custom <see cref="IMessageBodySerializer"/> to deserialize the incoming message for the <typeparamref name="TMessageHandler"/>.</param>
public static MessageHandlerCollection WithMessageHandler <TMessageHandler, TMessage, TMessageContext>(
this MessageHandlerCollection services,
IMessageBodySerializer messageBodySerializer)
where TMessageHandler : class, IMessageHandler <TMessage, TMessageContext>
where TMessage : class
where TMessageContext : MessageContext
{
Guard.NotNull(services, nameof(services), "Requires a set of services to add the message handler");
Guard.NotNull(messageBodySerializer, nameof(messageBodySerializer), "Requires an custom message body serializer instance to deserialize incoming message for the message handler");
return(services.WithMessageHandler <TMessageHandler, TMessage, TMessageContext>(
messageBodySerializer, serviceProvider => ActivatorUtilities.CreateInstance <TMessageHandler>(serviceProvider)));
}
/// <summary>
/// Adds a <see cref="IAzureServiceBusMessageHandler{TMessage}" /> implementation to process the messages from an Azure Service Bus.
/// resources.
/// </summary>
/// <typeparam name="TMessageHandler">The type of the implementation.</typeparam>
/// <typeparam name="TMessage">The type of the message that the message handler will process.</typeparam>
/// <param name="handlers">The collection of handlers to use in the application.</param>
/// <param name="messageContextFilter">The function that determines if the message handler should handle the message based on the context.</param>
/// <param name="messageBodySerializer">The custom <see cref="IMessageBodySerializer"/> to deserialize the incoming message for the <see cref="IAzureServiceBusMessageHandler{TMessage}"/>.</param>
/// <exception cref="ArgumentNullException">Thrown when the <paramref name="handlers"/> or <paramref name="messageContextFilter"/>, or <paramref name="messageBodySerializer"/> is <c>null</c>.</exception>
public static ServiceBusMessageHandlerCollection WithServiceBusMessageHandler <TMessageHandler, TMessage>(
this ServiceBusMessageHandlerCollection handlers,
Func <AzureServiceBusMessageContext, bool> messageContextFilter,
IMessageBodySerializer messageBodySerializer)
where TMessageHandler : class, IAzureServiceBusMessageHandler <TMessage>
where TMessage : class
{
Guard.NotNull(handlers, nameof(handlers), "Requires a set of handlers to add the message handler");
Guard.NotNull(messageContextFilter, nameof(messageContextFilter), "Requires a filter to restrict the message processing within a certain message context");
Guard.NotNull(messageBodySerializer, nameof(messageBodySerializer), "Requires an custom message body serializer instance to deserialize incoming message for the message handler");
handlers.WithMessageHandler <TMessageHandler, TMessage, AzureServiceBusMessageContext>(messageContextFilter, messageBodySerializer);
return(handlers);
}
/// <summary>
/// Adds a <see cref="IAzureServiceBusMessageHandler{TMessage}" /> implementation to process the messages from an Azure Service Bus.
/// resources.
/// </summary>
/// <typeparam name="TMessageHandler">The type of the implementation.</typeparam>
/// <typeparam name="TMessage">The type of the message that the message handler will process.</typeparam>
/// <param name="handlers">The collection of handlers to use in the application.</param>
/// <param name="messageBodySerializer">The custom <see cref="IMessageBodySerializer"/> to deserialize the incoming message for the <see cref="IAzureServiceBusMessageHandler{TMessage}"/>.</param>
/// <param name="messageBodyFilter">The filter to restrict the message processing based on the incoming message body.</param>
/// <param name="implementationFactory">The function that creates the message handler.</param>
/// <exception cref="ArgumentNullException">Thrown when the <paramref name="handlers"/>, <paramref name="messageBodySerializer"/>, <paramref name="messageBodyFilter"/>, or <paramref name="implementationFactory"/> is <c>null</c>.</exception>
public static ServiceBusMessageHandlerCollection WithServiceBusMessageHandler <TMessageHandler, TMessage>(
this ServiceBusMessageHandlerCollection handlers,
Func <TMessage, bool> messageBodyFilter,
IMessageBodySerializer messageBodySerializer,
Func <IServiceProvider, TMessageHandler> implementationFactory)
where TMessageHandler : class, IAzureServiceBusMessageHandler <TMessage>
where TMessage : class
{
Guard.NotNull(handlers, nameof(handlers), "Requires a set of handlers to add the message handler");
Guard.NotNull(messageBodySerializer, nameof(messageBodySerializer), "Requires an custom message body serializer instance to deserialize incoming message for the message handler");
Guard.NotNull(messageBodyFilter, nameof(messageBodyFilter), "Requires a filter to restrict the message processing based on the incoming message body");
Guard.NotNull(implementationFactory, nameof(implementationFactory), "Requires a function to create the message handler with dependent handlers");
handlers.WithMessageHandler <TMessageHandler, TMessage, AzureServiceBusMessageContext>(messageBodySerializer, messageBodyFilter, implementationFactory);
return(handlers);
}
/// <summary>
/// Initializes a new instance of the <see cref="MessageHandlerRegistration{TMessage, TMessageContext}"/> class.
/// </summary>
/// <param name="messageContextFilter">The filter to determine if a given <see cref="MessageContext"/> can be handled by the <see cref="IMessageHandler{TMessage,TMessageContext}"/> implementation.</param>
/// <param name="messageBodySerializer">The optional custom serializer that will deserialize the incoming message for the <paramref name="messageHandlerImplementation"/>.</param>
/// <param name="messageBodyFilter">The filter to determine if a given message can be handled by the <see cref="IMessageHandler{TMessage,TMessageContext}"/> implementation.</param>
/// <param name="messageHandlerImplementation">The <see cref="IMessageHandler{TMessage,TMessageContext}"/> implementation that this registration instance represents.</param>
/// <param name="logger">The logger instance to write diagnostic trace messages during the restriction filters.</param>
/// <exception cref="ArgumentNullException">Thrown when the <paramref name="messageHandlerImplementation"/> is <c>null</c>.</exception>
internal MessageHandlerRegistration(
Func <TMessageContext, bool> messageContextFilter,
IMessageBodySerializer messageBodySerializer,
Func <TMessage, bool> messageBodyFilter,
IMessageHandler <TMessage, TMessageContext> messageHandlerImplementation,
ILogger <MessageHandlerRegistration <TMessage, TMessageContext> > logger)
{
Guard.NotNull(messageHandlerImplementation, nameof(messageHandlerImplementation), "Requires a message handler implementation to apply the message processing filters to");
_messageContextFilter = messageContextFilter;
_messageBodyFilter = messageBodyFilter;
_logger = logger ?? NullLogger <MessageHandlerRegistration <TMessage, TMessageContext> > .Instance;
Service = messageHandlerImplementation;
Serializer = messageBodySerializer;
}
/// <summary>
/// Adds a <see cref="IMessageHandler{TMessage, TMessageContext}" /> implementation to process the messages from an Azure Service Bus.
/// resources.
/// </summary>
/// <typeparam name="TMessageHandler">The type of the implementation.</typeparam>
/// <typeparam name="TMessage">The type of the message that the message handler will process.</typeparam>
/// <typeparam name="TMessageContext">The type of the context in which the message handler will process the message.</typeparam>
/// <param name="services">The collection of services to use in the application.</param>
/// <param name="messageContextFilter">The function that determines if the message handler should handle the message based on the context.</param>
/// <param name="messageBodySerializer">The custom <see cref="IMessageBodySerializer"/> to deserialize the incoming message for the <typeparamref name="TMessageHandler"/>.</param>
/// <param name="messageBodyFilter">The filter to restrict the message processing based on the incoming message body.</param>
/// <exception cref="ArgumentNullException">Thrown when the <paramref name="services"/> or <paramref name="messageBodyFilter"/> is <c>null</c>.</exception>
public static MessageHandlerCollection WithMessageHandler <TMessageHandler, TMessage, TMessageContext>(
this MessageHandlerCollection services,
Func <TMessageContext, bool> messageContextFilter,
IMessageBodySerializer messageBodySerializer,
Func <TMessage, bool> messageBodyFilter)
where TMessageHandler : class, IMessageHandler <TMessage, TMessageContext>
where TMessage : class
where TMessageContext : MessageContext
{
Guard.NotNull(services, nameof(services), "Requires a set of services to add the message handler");
Guard.NotNull(messageContextFilter, nameof(messageContextFilter), "Requires a filter to restrict the message processing within a certain message context");
Guard.NotNull(messageBodySerializer, nameof(messageBodySerializer), "Requires an custom message body serializer instance to deserialize incoming message for the message handler");
Guard.NotNull(messageBodyFilter, nameof(messageBodyFilter), "Requires a filter to restrict the message processing based on the incoming message body");
return(services.WithMessageHandler <TMessageHandler, TMessage, TMessageContext>(
messageContextFilter, messageBodySerializer, messageBodyFilter, serviceProvider => ActivatorUtilities.CreateInstance <TMessageHandler>(serviceProvider)));
}