Print version number in exception handing.

Author: Klein Hu

src/ResourceManager/MachineLearning/Commands.MachineLearning/Cmdlets/ExportWebServiceDefinition.cs

@@ -60,7 +60,7 @@ public class ExportWebServiceDefinition : WebServicesCmdletBase
             HelpMessage = "Do not ask for confirmation.")]
         public SwitchParameter Force { get; set; }
 
-        public override void ExecuteCmdlet()
+        protected override void RunCmdlet()
         {
             string serializedDefinition = 
                 ModelsSerializationUtil.GetAzureMLWebServiceDefinitionJsonFromObject(this.WebService);

src/ResourceManager/MachineLearning/Commands.MachineLearning/Cmdlets/ImportWebServiceDefinition.cs

@@ -42,7 +42,7 @@ public class ImportWebServiceDefinition : WebServicesCmdletBase
         [ValidateNotNullOrEmpty]
         public string JsonString { get; set; }
 
-        public override void ExecuteCmdlet()
+        protected override void RunCmdlet()
         {
             string jsonDefinition = this.JsonString;
             if (string.Equals(

src/ResourceManager/MachineLearning/Commands.MachineLearning/Cmdlets/WebServicesCmdletBase.cs

@@ -71,9 +71,6 @@ public WebServicesClient WebServicesClient
 
         protected override void BeginProcessing()
         {
-            var versionInfo = typeof(WebServicesCmdletBase).Assembly.GetName().Version;
-            this.WriteVerbose(Resources.VersionInfo.FormatInvariant(versionInfo.ToString(3)));
-
             try
             {
                 if (this.cancellationSource == null)
@@ -85,6 +82,7 @@ protected override void BeginProcessing()
             }
             catch (Exception ex)
             {
+                this.WriteVersionInfoToVerboseChannel();
                 if (this.IsFatalException(ex))
                 {
                     ThrowTerminatingError(
@@ -108,6 +106,7 @@ protected override void EndProcessing()
             }
             catch (Exception ex)
             {
+                this.WriteVersionInfoToVerboseChannel();
                 if (this.IsFatalException(ex))
                 {
                     ThrowTerminatingError(
@@ -141,6 +140,7 @@ protected override void StopProcessing()
             }
             catch (Exception ex)
             {
+                this.WriteVersionInfoToVerboseChannel();
                 if (this.IsFatalException(ex))
                 {
                     throw;
@@ -172,6 +172,8 @@ public override void ExecuteCmdlet()
             }
             catch (Exception ex)
             {
+               this.WriteVersionInfoToVerboseChannel();
+
                 if (this.IsFatalException(ex))
                 {
                     throw;
@@ -332,5 +334,10 @@ ex is SecurityException ||
                 ex is SEHException;
         }
 
+        private void WriteVersionInfoToVerboseChannel()
+        {
+            var versionInfo = typeof(WebServicesCmdletBase).Assembly.GetName().Version;
+            this.WriteVerbose(Resources.VersionInfo.FormatInvariant(versionInfo.ToString(3)));
+        }
     }
 }