Namespace: Wisej.Services

Assembly: Wisej.Framework (3.1.0.0)

Indicates that the associated property references a service injected by the service provider during initialization.

public class InjectAttribute : Attribute

Public Class InjectAttribute
    Inherits Attribute

Use this attribute on properties (can be private, protected, or public) that represent an injected service instance.

public class MainView : Page {

  [Inject(Required=true)]
  protected ILogger Logger {get; set;}
}

Dependency injection is applied automatically for all top level containers: Form, Page, Desktop; and for all service instances created by the system. You can also inject dependencies into other objects by calling Application.Services.Inject after creating the target object.

Constructors

InjectAttribute()

Initializes a new instance of the InjectAttribute class.

Initializes a new instance of the InjectAttribute class.

Properties

Boolean: Indicates that the service is required.

Namespace: Wisej.Services

Assembly: Wisej.Framework (3.1.0.0)

Specifies the lifetime of a service.

public enum ServiceLifetime : Enum

Public Enum ServiceLifetime As [Enum]

Fields

Used By

Namespace: Wisej.Services

Assembly: Wisej.Framework (3.1.0.0)

Manages services for Wisej.NET's DI implementation.

public class ServiceProvider : IServiceProvider

Public Class ServiceProvider
    Inherits IServiceProvider

Methods

AddService<TService>(lifetime)

Registers a scoped service.

Throws:

• InvalidOperationException A service of type TService is already registered.

AddService<TService, TImplementation>(lifetime)

Registers a scoped service.

Throws:

• InvalidOperationException A service of type TService is already registered.

Registers a scoped service.

Using this overload allows the application to register a service implementation that is loaded dynamically when requested. If implementationTypeName is a fully qualified type name, including the assembly name, the assembly and type are loaded on demand. Throws:

• InvalidOperationException A service of type TService is already registered.

Registers a scoped service.

Throws:

• ArgumentNullException serviceImplementation is null.

• InvalidCastException serviceImplementation cannot be assigned to TService .

• InvalidOperationException A service of type TService is already registered.

Registers a scoped service.

Throws:

• NullReferenceException implementationFactory is null.

• InvalidOperationException A service of type TService is already registered.

Returns the requested service.

Returns: T. An instance of T or null if the service is not found.

Returns the requested service.

Returns: Object. An instance of serviceType or null if the service is not found.

Throws:

• ArgumentNullException serviceType is null.

Injects the services into the properties marked with the InjectAttribute attributed on the specified target object.

Throws:

• ArgumentNullException target is null.

Removes the specified service type from the service container.

Throws:

• ArgumentNullException serviceType is null.