' NOTE: You can use the "Rename" command on the context menu to change the class name "Service" in code, svc and config file together. Public Class Service Implements IService Public Sub New() End Sub Public Function GetData(ByVal value As Integer) As String Implements IService.GetData Return String.Format("You entered: {0}", value) End Function Public Function GetDataUsingDataContract(ByVal composite As CompositeType) As CompositeType Implements IService.GetDataUsingDataContract If composite Is Nothing Then Throw New ArgumentNullException("composite") End If If composite.BoolValue Then composite.StringValue &= "Suffix" End If Return composite End Function End Class