PartCreationPolicyAttribute, controller lifespan, and MEF in ASP.NET MVC 3

aston lagonda

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31 Aug 2011CPOL5 min read

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This article discusses how you may handle the lifespan of a controller when you use the Managed Extensibility Framework (MEF) in ASP.NET MVC 3 applications. You'll benefit from this article if you have some understanding and knowledge of MEF.

mvc3-mef-lifespan-composition-container.zip
- Mvc3MefLifespanCompositionContainer
  - Mvc3MefLifespanCompositionContainer.sln
  - Mvc3MefLifespanCompositionContainer
    - Content
      - Site.css
      - themes
        
        base
        
        images
        
        ui-bg_flat_0_aaaaaa_40x100.png
        
        ui-bg_flat_75_ffffff_40x100.png
        
        ui-bg_glass_55_fbf9ee_1x400.png
        
        ui-bg_glass_65_ffffff_1x400.png
        
        ui-bg_glass_75_dadada_1x400.png
        
        ui-bg_glass_75_e6e6e6_1x400.png
        
        ui-bg_glass_95_fef1ec_1x400.png
        
        ui-bg_highlight-soft_75_cccccc_1x100.png
        
        ui-icons_222222_256x240.png
        
        ui-icons_2e83ff_256x240.png
        
        ui-icons_454545_256x240.png
        
        ui-icons_888888_256x240.png
        
        ui-icons_cd0a0a_256x240.png
        
        jquery-ui.css
    - Controllers
      - HomeController.cs
    - Global.asax
    - Global.asax.cs
    - MefDependencySolver.cs
    - MessageSource.cs
    - Models
    - Mvc3MefLifespanCompositionContainer.csproj
    - Mvc3MefLifespanCompositionContainer.csproj.user
    - Properties
      - AssemblyInfo.cs
    - Scripts
    - Views
      - _ViewStart.cshtml
      - Home
        
        Create.cshtml
        
        Index.cshtml
      - Shared
        
        _Layout.cshtml
        
        Error.cshtml
      - web.config
    - web.config
    - web.debug.config
    - web.release.config
mvc3-mef-lifespan-part-creation-policy.zip
- Mvc3MefLifespanPartCreationPolicy
  - Mvc3MefLifespanPartCreationPolicy.sln
  - Mvc3MefLifespanPartCreationPolicy
    - Content
      - Site.css
      - themes
        
        base
        
        images
        
        ui-bg_flat_0_aaaaaa_40x100.png
        
        ui-bg_flat_75_ffffff_40x100.png
        
        ui-bg_glass_55_fbf9ee_1x400.png
        
        ui-bg_glass_65_ffffff_1x400.png
        
        ui-bg_glass_75_dadada_1x400.png
        
        ui-bg_glass_75_e6e6e6_1x400.png
        
        ui-bg_glass_95_fef1ec_1x400.png
        
        ui-bg_highlight-soft_75_cccccc_1x100.png
        
        ui-icons_222222_256x240.png
        
        ui-icons_2e83ff_256x240.png
        
        ui-icons_454545_256x240.png
        
        ui-icons_888888_256x240.png
        
        ui-icons_cd0a0a_256x240.png
        
        jquery-ui.css
    - Controllers
      - HomeController.cs
    - Global.asax
    - Global.asax.cs
    - MefDependencySolver.cs
    - MessageSource.cs
    - Models
    - Mvc3MefLifespanPartCreationPolicy.csproj
    - Mvc3MefLifespanPartCreationPolicy.csproj.user
    - Properties
      - AssemblyInfo.cs
    - Scripts
    - Views
      - _ViewStart.cshtml
      - Home
        
        Create.cshtml
        
        Index.cshtml
      - Shared
        
        _Layout.cshtml
        
        Error.cshtml
      - web.config
    - web.config
    - web.debug.config
    - web.release.config
mvc3-mef-lifespan-error.zip
- Mvc3MefLifespanError
  - Mvc3MefLifespanError.sln
  - Mvc3MefLifespanError
    - Content
      - Site.css
      - themes
        
        base
        
        images
        
        ui-bg_flat_0_aaaaaa_40x100.png
        
        ui-bg_flat_75_ffffff_40x100.png
        
        ui-bg_glass_55_fbf9ee_1x400.png
        
        ui-bg_glass_65_ffffff_1x400.png
        
        ui-bg_glass_75_dadada_1x400.png
        
        ui-bg_glass_75_e6e6e6_1x400.png
        
        ui-bg_glass_95_fef1ec_1x400.png
        
        ui-bg_highlight-soft_75_cccccc_1x100.png
        
        ui-icons_222222_256x240.png
        
        ui-icons_2e83ff_256x240.png
        
        ui-icons_454545_256x240.png
        
        ui-icons_888888_256x240.png
        
        ui-icons_cd0a0a_256x240.png
        
        jquery-ui.css
    - Controllers
      - HomeController.cs
    - Global.asax
    - Global.asax.cs
    - MefDependencySolver.cs
    - MessageSource.cs
    - Models
    - Mvc3MefLifespanError.csproj
    - Mvc3MefLifespanError.csproj.user
    - Properties
      - AssemblyInfo.cs
    - Scripts
    - Views
      - _ViewStart.cshtml
      - Home
        
        Create.cshtml
        
        Index.cshtml
      - Shared
        
        _Layout.cshtml
        
        Error.cshtml
      - web.config
    - web.config
    - web.debug.config
    - web.release.config

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

Written By

aston lagonda

United States

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PartCreationPolicyAttribute, controller lifespan, and MEF in ASP.NET MVC 3

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