revert breaking change and add exceptions

Author: begoldsm

src/ResourceManager/DataLakeAnalytics/Commands.DataLakeAnalytics/Commands/SubmitAzureRmDataLakeAnalyticsJob.cs

@@ -221,7 +221,6 @@ public SwitchParameter USql
             HelpMessage =
                 "The degree of parallelism to use for this job. Typically, a higher degree of parallelism dedicated to a script results in faster script execution time."
             )]
-        [ValidateRange(1, int.MaxValue)]
         public int DegreeOfParallelism
         {
             get { return _degreeOfParallelism; }
@@ -333,6 +332,11 @@ public int Priority
 
         public override void ExecuteCmdlet()
         {
+            if(DegreeOfParallelism < 1)
+            {
+                WriteWarning(Resources.InvalidDegreeOfParallelism);
+            }
+
             // error handling for not passing or passing both script and script path
             if ((string.IsNullOrEmpty(Script) && string.IsNullOrEmpty(ScriptPath)) ||
                 (!string.IsNullOrEmpty(Script) && !string.IsNullOrEmpty(ScriptPath)))

src/ResourceManager/DataLakeAnalytics/Commands.DataLakeAnalytics/Properties/Resources.Designer.cs

@@ -264,4 +264,7 @@
   <data name="RemoveDataLakeAnalyticsComputePolicy" xml:space="preserve">
     <value>Removing Data Lake Analytics compute policy: '{0}' ...</value>
   </data>
+  <data name="InvalidDegreeOfParallelism" xml:space="preserve">
+    <value>Zero and negative values will no longer be defaulted to one, nor will they be accepted, in a future release for -DegreeOfParallelism. Please adjust your scripts to pass in a value greater than zero</value>
+  </data>
 </root>

src/ResourceManager/DataLakeAnalytics/Commands.DataLakeAnalytics/Properties/Resources.resx

@@ -36,3 +36,5 @@
 "Microsoft.Azure.Commands.Network.dll","Microsoft.Azure.Commands.Network.RemoveAzureNetworkWatcherPacketCaptureCommand","Remove-AzureRmNetworkWatcherPacketCapture","0","2090","The ValidateNotNullOrEmpty attribute has been added to parameter 'ResourceGroupName' for cmdlet 'Remove-AzureRmNetworkWatcherPacketCapture'.","Remove the ValidateNotNullOrEmpty attribute from parameter 'ResourceGroupName'."
 "Microsoft.Azure.Commands.Network.dll","Microsoft.Azure.Commands.Network.StopAzureNetworkWatcherPacketCaptureCommand","Stop-AzureRmNetworkWatcherPacketCapture","0","2090","The ValidateNotNullOrEmpty attribute has been added to parameter 'NetworkWatcherName' for cmdlet 'Stop-AzureRmNetworkWatcherPacketCapture'.","Remove the ValidateNotNullOrEmpty attribute from parameter 'NetworkWatcherName'."
 "Microsoft.Azure.Commands.Network.dll","Microsoft.Azure.Commands.Network.StopAzureNetworkWatcherPacketCaptureCommand","Stop-AzureRmNetworkWatcherPacketCapture","0","2090","The ValidateNotNullOrEmpty attribute has been added to parameter 'ResourceGroupName' for cmdlet 'Stop-AzureRmNetworkWatcherPacketCapture'.","Remove the ValidateNotNullOrEmpty attribute from parameter 'ResourceGroupName'."
+"D:\workspace\powershell\src\Package\Debug\ResourceManager\AzureResourceManager\AzureRM.DataLakeAnalytics\Microsoft.Azure.Commands.DataLakeAnalytics.dll","Microsoft.Azure.Commands.DataLakeAnalytics.SubmitAzureDataLakeAnalyticsJob","Submit-AzureRmDataLakeAnalyticsJob","0","1050","The parameter set 'Submit job with script path for SQL-IP' for cmdlet 'Submit-AzureRmDataLakeAnalyticsJob' has been removed.","Add parameter set 'Submit job with script path for SQL-IP' back to cmdlet 'Submit-AzureRmDataLakeAnalyticsJob'."
+"D:\workspace\powershell\src\Package\Debug\ResourceManager\AzureResourceManager\AzureRM.DataLakeAnalytics\Microsoft.Azure.Commands.DataLakeAnalytics.dll","Microsoft.Azure.Commands.DataLakeAnalytics.SubmitAzureDataLakeAnalyticsJob","Submit-AzureRmDataLakeAnalyticsJob","0","1050","The parameter set 'Submit SQL-IP Job' for cmdlet 'Submit-AzureRmDataLakeAnalyticsJob' has been removed.","Add parameter set 'Submit SQL-IP Job' back to cmdlet 'Submit-AzureRmDataLakeAnalyticsJob'."