Duplex Web Services

Boaz Davidoff

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26 Jun 2008CPOL13 min read

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Using multi-threading techniques to create a duplex (two-way) web service that can push events/messages to the client.

duplex_ws_sample.zip
- ChatClient
  - app.config
  - bin
    - Debug
      - ChatClient.application
      - ChatClient.exe
      - ChatClient.exe.config
      - ChatClient.exe.manifest
      - ChatClient.vshost.application
      - ChatClient.vshost.exe
      - ChatClient.vshost.exe.config
      - ChatClient.vshost.exe.manifest
      - ConsumeDelegateWS.vshost.application
      - ConsumeDelegateWS.vshost.exe.config
      - ConsumeDelegateWS.vshost.exe.manifest
  - ChatClient.csproj
  - ChatClient.csproj.user
  - ChatClient_TemporaryKey.pfx
  - Form1.cs
  - Form1.Designer.cs
  - Form1.resx
  - Images
    - person.jpg
  - Program.cs
  - Properties
  - Settings.cs
  - Web References
    - Hello
      - EventObject.datasource
      - Reference.cs
      - Reference.map
      - Service1.disco
      - Service1.wsdl
    - TwoWayWS
      - EventObject.datasource
      - LoginEvent.datasource
      - Reference.cs
      - Reference.map
      - Service1.disco
      - Service1.wsdl
- Documentation
  - Duplex Web Service.doc
- Test.sln
- Thing to do.txt
- Trace of multi-timeout.txt
- TwoWayWS
  - App_Data
  - bin
    - TwoWayWS.dll
  - EventObjects.cs
  - EventUtils.cs
  - Global.asax
  - Global.asax.cs
  - Properties
    - .svn
      - entries
      - format
      - prop-base
      - props
      - text-base
        
        AssemblyInfo.cs.svn-base
      - tmp
        
        prop-base
        
        props
        
        text-base
    - AssemblyInfo.cs
  - Service1.asmx
  - Service1.asmx.cs
  - TwoWayWS.csproj
  - TwoWayWS.csproj.user
  - Web.config

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
    <configSections>
        <sectionGroup name="applicationSettings" type="System.Configuration.ApplicationSettingsGroup, System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" >
            <section name="ChatClient.Properties.Settings" type="System.Configuration.ClientSettingsSection, System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false" />
        </sectionGroup>
    </configSections>
    <applicationSettings>
        <ChatClient.Properties.Settings>
            <setting name="ChatClient_TwoWayWS_Service1" serializeAs="String">
                <value>http://localhost:4875/Service1.asmx</value>
            </setting>
        </ChatClient.Properties.Settings>
    </applicationSettings>
</configuration>

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License

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

Written By

Boaz Davidoff

Technical Lead Sela College

Israel

With over 20 years of IT experience, Boaz currently works as a Consultant/Instructor at Sela College

Duplex Web Services

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