How to view default values for a WCF binding

… or create a custom binding from a build-in binding.
… or create an administrative XML-based configuration from an administrative programmatic configuration.

Below codes does all that:

// Specify the source binding
// - Programmatic binding
// - Administrative XML-based binding
// - Convert to custom binding

/* Programmatic binding */
var binding = new BasicHttpBinding();
binding.TransferMode = TransferMode.Streamed;
binding.MaxReceivedMessageSize = 10000;

/* Administrative XML-based binding */
// var binding = new BasicHttpBinding("basicHttp");

/* Convert to custom binding */
// var wsBinding = new WSHttpBinding("wsHttp");
// var binding = new CustomBinding(wsBinding);

string outputConfigFile = "out.config";

Configuration machineConfig = ConfigurationManager.OpenMachineConfiguration();

var fileMap = new ExeConfigurationFileMap();
fileMap.ExeConfigFilename = outputConfigFile;
fileMap.MachineConfigFilename = machineConfig.FilePath;

Configuration config = ConfigurationManager.OpenMappedExeConfiguration(fileMap, ConfigurationUserLevel.None);
config.NamespaceDeclared = true;

var scg = new ServiceContractGenerator(config);

string sectionName, configName;
scg.GenerateBinding(binding, out sectionName, out configName);
config.Save();

The programmatic source binding will create a configuration file with all default values for the BasicHttpBinding except for TransferMode and MaxReceivedMessageSize attributes like so:

<basichttpbinding>
    <binding name="BasicHttpBinding"
             closeTimeout="00:01:00"
             openTimeout="00:01:00"
             receiveTimeout="00:10:00"
             sendTimeout="00:01:00"
             allowCookies="false"
             bypassProxyOnLocal="false"
             hostNameComparisonMode="StrongWildcard"
             maxBufferSize="65536"
             maxBufferPoolSize="524288"
             maxReceivedMessageSize="10000"
             messageEncoding="Text"
             textEncoding="utf-8"
             transferMode="Streamed"
             useDefaultWebProxy="true">
        <readerquotas maxDepth="32"
                      maxStringContentLength="8192"
                      maxArrayLength="16384"
                      maxBytesPerRead="4096"
                      maxNameTableCharCount="16384" />
        <security mode="None">
            <transport clientCredentialType="None"
                       proxyCredentialType="None"
                       realm="" />
            <message clientCredentialType="UserName"
                     algorithmSuite="Default" />
        </security>
    </binding>
</basichttpbinding>

I found this tip by Brian McNamara on the MSDN WCF forum.


 Anders Lybecker is an chief architect at Avior A/S, a consultancy firm in Copenhagen, Denmark. He holds a degree in software engineering specializing in software development. His primary expertise are the Microsoft .Net framework and SQL Server which he has been working with since the start of this century! He enjoys discussing technical topics, teaching and speaking at conferences.


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