WorkflowServiceHost Constructor (Activity, Uri[])

Initializes a new instance of the WorkflowServiceHost class using the specified activity and base addresses.

Namespace:  System.ServiceModel.Activities
Assembly:  System.ServiceModel.Activities (in System.ServiceModel.Activities.dll)

public WorkflowServiceHost(
	Activity activity,
	params Uri[] baseAddresses
)

Parameters

activity
Type: System.Activities.Activity

The root activity of the workflow service.

baseAddresses
Type: System.Uri[]

An array of base addresses for the workflow service.

The following example shows how to use this constructor.

protected override Guid OnGetInstanceId(object[] inputs, OperationContext operationContext)
{
    //Create was called by client 
    if (operationContext.IncomingMessageHeaders.Action.EndsWith("Create"))
    {
        return Guid.Empty;
    }
    //CreateWithInstanceId was called by client 
    else if (operationContext.IncomingMessageHeaders.Action.EndsWith("CreateWithInstanceId"))
    {
        return (Guid)inputs[1];
    }
    else
    {
        throw new InvalidOperationException("Invalid Action: " + operationContext.IncomingMessageHeaders.Action);
    }
}

.NET Framework

Supported in: 4.5, 4

.NET Framework Client Profile

Supported in: 4

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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