Add warning when user doesn't specify enddatetime for slice commands

src/ResourceManager/DataFactories/Commands.DataFactories/DataSlices/DataSliceContextBaseCmdlet.cs

@@ -20,7 +20,7 @@ namespace Microsoft.Azure.Commands.DataFactories
 {
     public abstract class DataSliceContextBaseCmdlet : DataFactoryBaseCmdlet
     {
-        private DateTime _endDateTime;
+        protected DateTime _endDateTime;
 
         [Parameter(ParameterSetName = ByFactoryObject, Position = 0, Mandatory = true, ValueFromPipelineByPropertyName = true,
  HelpMessage = "The data factory object.")]
@@ -38,20 +38,5 @@ public abstract class DataSliceContextBaseCmdlet : DataFactoryBaseCmdlet
 
         [Parameter(Position = 3, Mandatory = true, HelpMessage = "The data slice range start time.")]
         public DateTime StartDateTime { get; set; }
-
-        [Parameter(Position = 4, Mandatory = false, HelpMessage = "The data slice range end time.")]
-        public DateTime EndDateTime
-        {
-            get
-            {
-                return _endDateTime == default(DateTime)
-                           ? StartDateTime + Constants.DefaultSliceActivePeriodDuration
-                           : _endDateTime;
-            }
-            set
-            {
-                _endDateTime = value;
-            }
-        }
     }
 }

src/ResourceManager/DataFactories/Commands.DataFactories/DataSlices/GetAzureDataFactorySliceCommand.cs

@@ -14,6 +14,7 @@
 
 using Microsoft.Azure.Commands.DataFactories.Models;
 using Microsoft.Azure.Commands.DataFactories.Properties;
+using System;
 using System.Collections;
 using System.Collections.Generic;
 using System.Globalization;
@@ -25,6 +26,25 @@ namespace Microsoft.Azure.Commands.DataFactories
     [Cmdlet(VerbsCommon.Get, Constants.DataSlice, DefaultParameterSetName = ByFactoryName), OutputType(typeof(List<PSDataSlice>))]
     public class GetAzureDataFactorySliceCommand : DataSliceContextBaseCmdlet
     {
+        [Parameter(Position = 4, Mandatory = false, HelpMessage = "The data slice range end time.")]
+        public DateTime EndDateTime
+        {
+            get
+            {
+                if (_endDateTime == default(DateTime))
+                {
+                    WriteWarning(Resources.EndDateTimeNotSpecifiedForGetSlice);
+                    return StartDateTime + Constants.DefaultSliceActivePeriodDuration;
+                }
+
+                return _endDateTime;
+            }
+            set
+            {
+                _endDateTime = value;
+            }
+        }
+
         [EnvironmentPermission(SecurityAction.Demand, Unrestricted = true)]
         public override void ExecuteCmdlet()
         {

src/ResourceManager/DataFactories/Commands.DataFactories/DataSlices/SetAzureDataFactorySliceStatusCommand.cs

@@ -14,6 +14,7 @@
 
 using Microsoft.Azure.Commands.DataFactories.Properties;
 using Microsoft.Azure.Management.DataFactories.Models;
+using System;
 using System.Collections;
 using System.Globalization;
 using System.Management.Automation;
@@ -26,6 +27,25 @@ public class SetAzureDataFactorySliceStatusCommand : DataSliceContextBaseCmdlet
     {
         private string _updateType = "Individual";
 
+        [Parameter(Position = 4, Mandatory = false, HelpMessage = "The data slice range end time.")]
+        public DateTime EndDateTime
+        {
+            get
+            {
+                if (_endDateTime == default(DateTime))
+                {
+                    WriteWarning(Resources.EndDateTimeNotSpecifiedForSetSliceStatus);
+                    return StartDateTime + Constants.DefaultSliceActivePeriodDuration;
+                }
+
+                return _endDateTime;
+            }
+            set
+            {
+                _endDateTime = value;
+            }
+        }
+
         [Parameter(Position = 5, Mandatory = true, HelpMessage = "The data slice status.")]
         [ValidateSet(
             DataSliceStatus.NotSpecified,

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

@@ -255,4 +255,10 @@ Are you sure you want to continue?</value>
     <value>{0}
 For data factory naming restrictions, please see http://msdn.microsoft.com/en-us/library/dn835027.aspx</value>
   </data>
+  <data name="EndDateTimeNotSpecifiedForGetSlice" xml:space="preserve">
+    <value>EndDateTime is not specified and is set to 48 hours from StartDateTime (by default). Please use -EndDateTime parameter in Get-AzureDataFactorySlice command if you want to specify EndDateTime.</value>
+  </data>
+  <data name="EndDateTimeNotSpecifiedForSetSliceStatus" xml:space="preserve">
+    <value>EndDateTime is not specified and is set to 48 hours from StartDateTime (by default). Please use -EndDateTime parameter in Set-AzureDataFactorySliceStatus command if you want to specify EndDateTime.</value>
+  </data>
 </root>