String Not Null or Empty Validators

ZertoApiWrapper/Public/Get-ZertoAlert.ps1

@@ -9,6 +9,7 @@ function Get-ZertoAlert {
             ValueFromPipelineByPropertyName = $true ,
             HelpMessage = "AlertId or array of AlertIds to be queried"
         )]
+        [ValidateNotNullOrEmpty()]
         [string[]]$alertId,
         [Parameter(
             ParameterSetName = "entities",
@@ -32,45 +33,53 @@ function Get-ZertoAlert {
             ParameterSetName = "filter",
             HelpMessage = "Returns Alerts after the Start Date. Provide the string in the format of 'yyyy-MM-ddTHH:mm:ss.fff'"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$startDate,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Returns Alerts before the End Date. Provide the string in the format of 'yyyy-MM-ddTHH:mm:ss.fff'"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$endDate,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Returns alerts for the specified vraIdentifier"
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vpgId")]
         [string]$vpgIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Returns alerts for the specified siteIdentifier"
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("siteId")]
         [string]$siteIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Returns alerts for the specified zorgIdentifier"
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("zorgId")]
         [string]$zorgIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Returns alerts for the specified level"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$level,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Returns alerts for the specified helpIdentifier"
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("helpId")]
         [string]$helpIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Returns alerts for the specified entity"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$entity,
         [Parameter(
             ParameterSetName = "filter",

ZertoApiWrapper/Public/Get-ZertoDatastore.ps1

@@ -7,6 +7,7 @@ function Get-ZertoDatastore {
             ParameterSetName = "datastoreIdentifier",
             HelpMessage = "datastoreIdentifier or array of datastoreIdentifiers to be queried"
         )]
+        [ValidateNotNullOrEmpty()]
         [string[]]$datastoreIdentifier
     )
 

ZertoApiWrapper/Public/Get-ZertoEvent.ps1

@@ -6,43 +6,51 @@ function Get-ZertoEvent {
             ParameterSetName = "filter",
             HelpMessage = "The starting date for the list of events, supplied as a date with the format of the Zerto Virtual Manager where the API runs, for example, yyyy-MM-dd. You can also specify a local time with the following format: yyyy-MM-ddTHH:mm:ss.fffZ. Adding Z to the end of the time sets the time to UTC."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$startDate,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The end date for the list, supplied as a date with the format of the Zerto Virtual Manager where the API runs, for example, yyyy-MM-dd. You can also specify a local time with the following format: yyyy-MM-ddTHH:mm:ss.fffZ. Adding Z to the end of the time sets the time to UTC."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$endDate,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the VPG for which you want to return events."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vpgName")]
         [string]$vpg,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The identifier of the VPG for which you want to return events."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vpgId")]
         [string]$vpgIdentifier,
         [Parameter( ParameterSetName = "filter",
             HelpMessage = "The type of event. For the description of events, refer to the Zerto Virtual Replication documentation about alerts and events. Please see Zerto API Documentation for possible values."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$eventType,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the site for which you want to return events."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$siteName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The internal site identifier for which you want to return events."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("siteId")]
         [string]$siteIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The identifier of the ZORG, Zerto organization, defined in the Zerto Cloud Manager for which you want to return results."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("zorgId")]
         [string]$zorgIdentifier,
         [Parameter(
@@ -55,12 +63,13 @@ function Get-ZertoEvent {
             ParameterSetName = "filter",
             HelpMessage = "The name of the user for which the event occurred. If the event occurred as a result of a task started by the Zerto Virtual Manager, for example, when moving a VPG before the commit stage, the user is System."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$userName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The type of event to return. This filter behaves in the same way as the eventCategory filter. Possible Values are: Possible Values are: 'All', 'Events', 'Alerts'"
         )]
-
+        [ValidateNotNullOrEmpty()]
         [string]$category,
         [Parameter(
             ParameterSetName = "filter",
@@ -72,6 +81,7 @@ function Get-ZertoEvent {
             ParameterSetName = "filter",
             HelpMessage = "The internal alert identifier for the Event"
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("alertId")]
         [string]$alertIdentifier,
         [Parameter(
@@ -79,7 +89,9 @@ function Get-ZertoEvent {
             Mandatory = $true,
             ValueFromPipeline = $true,
             ValueFromPipelineByPropertyName = $true,
-            HelpMessage = "The identifier or identifiers of the event for which information is returned.")]
+            HelpMessage = "The identifier or identifiers of the event for which information is returned."
+        )]
+        [ValidateNotNullOrEmpty()]
         [string[]]$eventId,
         [Parameter(
             ParameterSetName = "categories",

ZertoApiWrapper/Public/Get-ZertoPeerSite.ps1

@@ -15,6 +15,7 @@ function Get-ZertoPeerSite {
             ValueFromPipelineByPropertyName = $true,
             HelpMessage = "The identifier(s) of the peer site(s) for which information is to be returned."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("siteId")]
         [string[]]$siteIdentifier,
         [Parameter(
@@ -26,21 +27,25 @@ function Get-ZertoPeerSite {
             ParameterSetName = "filter",
             HelpMessage = "The pairing status for which information is to be returned."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$paringStatus,
         [Parameter (
             ParameterSetName = "filter",
             HelpMessage = "The site location, as specified in the site information, for which information is to be returned."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$location,
         [Parameter (
             ParameterSetName = "filter",
             HelpMessage = "The IP address of a Zerto Virtual Manager, paired with this site, for which information is to be returned."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$hostName,
         [Parameter (
             ParameterSetName = "filter",
             HelpMessage = "The port used to access peer sites for which information is to be returned. The default port is 9081."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$port
     )
 

ZertoApiWrapper/Public/Get-ZertoProtectedVm.ps1

@@ -9,32 +9,38 @@ function Get-ZertoProtectedVm {
             ValueFromPipelineByPropertyName = $true,
             HelpMessage = "vmIdentifier(s) for which to return information"
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vmId")]
         [string[]]$vmIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the VPG which protects the virtual machine."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vpgName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the virtual machine."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vmName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The status of the VPG. Please see Zerto API documentation for possible values."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$status,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The substatus of the VPG, for example the VPG is in a bitmap sync. For the description of substatuses, refer to the Zerto Virtual Manager Administration Guide. Please see Zerto API documentation for possible values."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$substatus,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The ZORG for this VPG."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$organizationName,
         [Parameter(
             ParameterSetName = "filter",
@@ -46,22 +52,26 @@ function Get-ZertoProtectedVm {
             ParameterSetName = "filter",
             HelpMessage = "The protected site type. Please see Zerto API documentation for possible values."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$protectedSiteType,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The recovery site type. Please see Zerto API documentation for possible values."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoverySiteType,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The identifier of the protected site where the VPG virtual machines are protected."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("protectedSiteId")]
         [string]$protectedSiteIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The identifier of the recovery site where the VPG virtual machines are recovered."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("recoverySiteId")]
         [string]$recoverySiteIdentifier
     )

ZertoApiWrapper/Public/Get-ZertoRecoveryReport.ps1

@@ -6,31 +6,37 @@ function Get-ZertoRecoveryReport {
             ParameterSetName = "filter",
             HelpMessage = "Operations performed between the specified start Time and end Time (inclusive) are displayed. Valid formats include: 'yyyy-MM-ddTHH:mm:ss.fffZ', 'yyyy-MM-ddTHH:mm:ssZ', 'yyyy-MM-ddTHH:mmZ', 'yyyy-MM-ddTHHZ', 'yyyy-MM-dd', 'yyyy-MM', 'yyyy'. Adding Z to the end of the time sets the time to UTC."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$startTime,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Operations performed between the specified start Time and end Time (inclusive) are displayed. Valid formats include: 'yyyy-MM-ddTHH:mm:ss.fffZ', 'yyyy-MM-ddTHH:mm:ssZ', 'yyyy-MM-ddTHH:mmZ', 'yyyy-MM-ddTHHZ', 'yyyy-MM-dd', 'yyyy-MM', 'yyyy'. Adding Z to the end of the time sets the time to UTC."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$endTime,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The page number the user wants to retrieve. Minimum value is 1."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$pageNumber,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The number of reports to display in a single page. The maximum number of reports per page is 1000."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$pageSize,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The internal identifier of the VPG. You can specify more than one VPG, separated by commas."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vpgIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the VPG. You can specify more than one VPG, separated by commas."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vpgName,
         [Parameter(
             ParameterSetName = "filter",
@@ -42,6 +48,7 @@ function Get-ZertoRecoveryReport {
             ParameterSetName = "filter",
             HelpMessage = "Whether the recovery operation has completed."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$state
     )
 

ZertoApiWrapper/Public/Get-ZertoResourcesReport.ps1

@@ -6,86 +6,103 @@ function Get-ZertoResourcesReport {
             ParameterSetName = "filter",
             HelpMessage = "Operations performed between the specified start Time and end Time (inclusive) are displayed. Valid formats include: 'yyyy-MM-ddTHH:mm:ss.fffZ', 'yyyy-MM-ddTHH:mm:ssZ', 'yyyy-MM-ddTHH:mmZ', 'yyyy-MM-ddTHHZ', 'yyyy-MM-dd', 'yyyy-MM', 'yyyy'. Adding Z to the end of the time sets the time to UTC."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$startTime,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Operations performed between the specified start Time and end Time (inclusive) are displayed. Valid formats include: 'yyyy-MM-ddTHH:mm:ss.fffZ', 'yyyy-MM-ddTHH:mm:ssZ', 'yyyy-MM-ddTHH:mmZ', 'yyyy-MM-ddTHHZ', 'yyyy-MM-dd', 'yyyy-MM', 'yyyy'. Adding Z to the end of the time sets the time to UTC."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$endTime,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The page number to retrieve. Minimum value is 1"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$pageNumber,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The number of reports to display in a single page. The maximum number of reports per page is 1000."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$pageSize,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the organization set up in the Zerto Cloud Manager."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$zorgName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the virtual machine."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vmName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the VPG."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vpgName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the protected site."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$protectedSiteName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the cluster containing the host where the virtual machine in the recovery site resides."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$protectedClusterName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The address or DNS name of the host where the virtual machine in the recovery site resides."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$protectedHostName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the vDC organization in the protected site."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$protectedOrgVdc,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the vCD organization in the protected site."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$protectedVdcOrg,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the recovery site."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoverySiteName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the cluster containing the host where the virtual machine in the recovery site resides."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoveryClusterName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The address or DNS name of the host where the virtual machine in the recovery site resides."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoveryHostName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the vDC organization in the recovery site."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoveryOrgVdc,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The name of the recovery vCD organization."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoveryVdcOrg
     )
 

ZertoApiWrapper/Public/Get-ZertoServiceProfile.ps1

@@ -6,12 +6,15 @@ function Get-ZertoServiceProfile {
             ParameterSetName = "siteIdentifier",
             HelpMessage = "The identifier of the site for which service profiles should be returned."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("siteId")]
         [string]$siteIdentifier,
         [Parameter(
             ParameterSetName = "serviceProfileId",
             HelpMessage = "The service profile ID for which information should be returned."
         )]
+        [ValidateNotNullOrEmpty()]
+        [Alias("serviceProfileIdentifier")]
         [string[]]$serviceProfileId
     )
 

ZertoApiWrapper/Public/Get-ZertoTask.ps1

@@ -6,6 +6,7 @@ function Get-ZertoTask {
             ParameterSetName = "taskIdentifier",
             HelpMessage = "The identifier(s) for which task information is to be returned."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("taskId")]
         [string[]]$taskIdentifier,
         [Parameter(
@@ -17,26 +18,31 @@ function Get-ZertoTask {
             ParameterSetName = "filter",
             HelpMessage = "Tasks started before this time (inclusive) are displayed. Valid formats include: 'yyyy-MM-ddTHH:mm:ss.fffZ', 'yyyy-MM-ddTHH:mm:ssZ', 'yyyy-MM-ddTHH:mmZ', 'yyyy-MM-ddTHHZ', 'yyyy-MM-dd', 'yyyy-MM', 'yyyy'. Adding Z to the end of the time sets the time to UTC."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$startedBeforeDate,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Tasks started after this time (inclusive) are displayed. Valid formats include: 'yyyy-MM-ddTHH:mm:ss.fffZ', 'yyyy-MM-ddTHH:mm:ssZ', 'yyyy-MM-ddTHH:mmZ', 'yyyy-MM-ddTHHZ', 'yyyy-MM-dd', 'yyyy-MM', 'yyyy'. Adding Z to the end of the time sets the time to UTC."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$startedAfterDate,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Tasks completed after this time (inclusive) are displayed. Valid formats include: 'yyyy-MM-ddTHH:mm:ss.fffZ', 'yyyy-MM-ddTHH:mm:ssZ', 'yyyy-MM-ddTHH:mmZ', 'yyyy-MM-ddTHHZ', 'yyyy-MM-dd', 'yyyy-MM', 'yyyy'. Adding Z to the end of the time sets the time to UTC."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$completedAfterDate,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Tasks completed before this time (inclusive) are displayed. Valid formats include: 'yyyy-MM-ddTHH:mm:ss.fffZ', 'yyyy-MM-ddTHH:mm:ssZ', 'yyyy-MM-ddTHH:mmZ', 'yyyy-MM-ddTHHZ', 'yyyy-MM-dd', 'yyyy-MM', 'yyyy'. Adding Z to the end of the time sets the time to UTC."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$completedBeforeDate,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The type of task. For the description of the tasks, refer to the Zerto Virtual Replication documentation about monitoring tasks. Please see Zerto API Documentation for possible types and values."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$type,
         [Parameter(
             ParameterSetName = "filter",

ZertoApiWrapper/Public/Get-ZertoVirtualizationSite.ps1

@@ -52,6 +52,7 @@ function Get-ZertoVirtualizationSite {
             Mandatory = $true,
             HelpMessage = "The identifier of the Zerto Virtual Manager site."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("siteId")]
         [string]$siteIdentifier,
         [Parameter(
@@ -82,6 +83,7 @@ function Get-ZertoVirtualizationSite {
             Mandatory = $false,
             HelpMessage = "The identifier of the host at the selected site to return information for only one host."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("hostId")]
         [string]$hostIdentifier,
         [Parameter(

ZertoApiWrapper/Public/Get-ZertoVolume.ps1

@@ -6,29 +6,34 @@ function Get-ZertoVolume {
             ParameterSetName = "filter",
             HelpMessage = "The type of volume. Please see Zerto API Documentation for possible values."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$volumeType,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The identifier of the VPG."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vpgId")]
         [string]$vpgIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The identifier of the datastore."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("datastoreId", "dsId")]
         [string]$datastoreIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The identifier of the protected virtual machine."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("protectedVmId")]
         [string]$protectedVmIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The identifier of the owning virtual machine."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("owningVmId")]
         [string]$owningVmIdentifier
     )

ZertoApiWrapper/Public/Get-ZertoVpg.ps1

@@ -17,6 +17,7 @@ function Get-ZertoVpg {
             Mandatory = $true,
             HelpMessage = "The identifier(s) of the Virtual Protection Group to return"
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vpgId", "protectionGroupId", "pgId")]
         [string[]]$protectionGroupIdentifier,
         [Parameter(
@@ -29,11 +30,13 @@ function Get-ZertoVpg {
             ParameterSetName = "checkpoints",
             HelpMessage = "Return checkpoints after the specified start date. Valid formats include: 'yyyy-MM-ddTHH:mm:ss.fffZ', 'yyyy-MM-ddTHH:mm:ssZ', 'yyyy-MM-ddTHH:mmZ', 'yyyy-MM-ddTHHZ', 'yyyy-MM-dd', 'yyyy-MM', 'yyyy'. Adding Z to the end of the time sets the time to UTC."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$startDate,
         [Parameter(
             ParameterSetName = "checkpoints",
             HelpMessage = "Return checkpoints before the specified start date. Valid formats include: 'yyyy-MM-ddTHH:mm:ss.fffZ', 'yyyy-MM-ddTHH:mm:ssZ', 'yyyy-MM-ddTHH:mmZ', 'yyyy-MM-ddTHHZ', 'yyyy-MM-dd', 'yyyy-MM', 'yyyy'. Adding Z to the end of the time sets the time to UTC."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$endDate,
         [Parameter(
             ParameterSetName = "stats", Mandatory = $true,
@@ -86,47 +89,56 @@ function Get-ZertoVpg {
             ParameterSetName = "filter",
             HelpMessage = "The name of the VPG."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vpgName")]
         [string]$name,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The status of the VPG. Please use 'Get-ZertoVpg -statuses' for valid values"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$status,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The substatus of the VPG. Please use 'Get-ZertoVpg -substatuses' for valid values"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$subStatus,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The protected site environment. This filter behaves in the same way as the sourceType filter. Please see Zerto API Documentation for vaild values and discriptions."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$protectedSiteType,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The recovery site environment. This filter behaves in the same way as the sourceType filter. Please see Zerto API Documentation for vaild values and discriptions."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoverySiteType,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The identifier of the protected site where the VPG virtual machines are protected."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$protectedSiteIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The identifier of the protected site where the VPG virtual machines are recovered."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoverySiteIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The ZORG for this VPG."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$organizationName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "The internal identifier for the ZORG."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$zorgIdentifier,
         [Parameter(
             ParameterSetName = "filter",
@@ -138,6 +150,7 @@ function Get-ZertoVpg {
             ParameterSetName = "filter",
             HelpMessage = "The identifier of the service profile to use for the VPG when a Zerto Cloud Manager is used."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$serviceProfileIdentifier,
         [Parameter(
             ParameterSetName = "filter",

ZertoApiWrapper/Public/Get-ZertoVpgSetting.ps1

@@ -131,6 +131,7 @@ function Get-ZertoVpgSetting {
             Mandatory = $true,
             HelpMessage = "The identifier of the VPG settings object for which information is retrieved."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vpgSettingsId", "settingsId")]
         [string]$vpgSettingsIdentifier,
         [Parameter(
@@ -230,6 +231,7 @@ function Get-ZertoVpgSetting {
             Mandatory = $true,
             HelpMessage = "VM Identifier"
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vmId")]
         [string]$vmIdentifier,
         [Parameter(
@@ -243,6 +245,7 @@ function Get-ZertoVpgSetting {
             Mandatory = $true,
             HelpMessage = "Return NIC information for specified NIC of the specified VM"
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("nicId")]
         [string]$nicIdentifier,
         [Parameter(
@@ -256,6 +259,7 @@ function Get-ZertoVpgSetting {
             Mandatory = $true,
             HelpMessage = "Return volume information for the specified volume of the specified VM"
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("volumeId")]
         [string]$volumeIdentifier
     )

ZertoApiWrapper/Public/Get-ZertoVra.ps1

@@ -18,52 +18,62 @@ function Get-ZertoVra {
             ParameterSetName = "vraIdentifier",
             HelpMessage = "Returns information for provided VRA identifier(s)"
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vraId")]
         [string[]]$vraIdentifier,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "VRA Name to return information for."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vraName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Search for VRAs in a specific status"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$status,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Search for VRAs of a specific version"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vraVersion,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Search for VRAs paired to a specific host version"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$hostVersion,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Search for a VRA with the specified IP address"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$ipAddress,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Search for VRAs belonging to a specific group"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vraGroup,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Search for VRAs on a specific datastore"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$datastoreName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Search for VRAs on a specific datastore cluster"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$datastoreClusterName,
         [Parameter(
             ParameterSetName = "filter",
             HelpMessage = "Search for VRAs on a specific network"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$networkName
     )
 

ZertoApiWrapper/Public/Get-ZertoZorg.ps1

@@ -6,6 +6,7 @@ function Get-ZertoZorg {
             ParameterSetName = "zorgIdentifier",
             HelpMessage = "Identifier(s) of the ZORG."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("zorgId")]
         [string[]]$zorgIdentifier
     )

ZertoApiWrapper/Public/Get-ZertoZsspSession.ps1

@@ -6,6 +6,7 @@ function Get-ZertoZsspSession {
             ParameterSetName = "zsspSessionIdentifier",
             HelpMessage = "ZSSP Session Id(s) to get information."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("zsspSessionId")]
         [string[]]$zsspSessionIdentifier
     )

ZertoApiWrapper/Public/Install-ZertoVra.ps1

@@ -16,6 +16,7 @@ function Install-ZertoVra {
         [ValidateRange(1, 16)]
         [int]$memoryInGB = 3,
         [Parameter( HelpMessage = "Bandwidth group to assign to the VRA. If unspecified will assign to the 'default_group'" )]
+        [ValidateNotNullOrEmpty()]
         [string]$groupName,
         [Parameter( ParameterSetName = "Dhcp", Mandatory = $true, HelpMessage = "Assign a DHCP address to the VRA." )]
         [switch]$Dhcp,

ZertoApiWrapper/Public/New-ZertoVpg.ps1

@@ -6,6 +6,7 @@ function New-ZertoVpg {
             HelpMessage = "Name of the VPG",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vpgName,
         [Parameter(
             HelpMessage = "VPG Priority. High, Medium, or Low. Default value is Medium"
@@ -27,6 +28,7 @@ function New-ZertoVpg {
             HelpMessage = "Name of the site where the VM(s) will be recovered",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoverySite,
         [Parameter(
             HelpMessage = "Name of the cluster where the VM(s) will be recovered.",
@@ -38,6 +40,7 @@ function New-ZertoVpg {
             ParameterSetName = "recoveryClusterDatastoreCluster",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoveryCluster,
         [Parameter(
             HelpMessage = "Name of the host where the VM(s) will be recovered.",
@@ -49,6 +52,7 @@ function New-ZertoVpg {
             ParameterSetName = "recoveryHostDatastoreCluster",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoveryHost,
         [Parameter(
             HelpMessage = "Name of the resource pool where the VM(s) will be recovered.",
@@ -60,6 +64,7 @@ function New-ZertoVpg {
             ParameterSetName = "recoveryResourcePoolDatastoreCluster",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoveryResourcePool,
         [Parameter(
             HelpMessage = "Name of the datastore where the VM(s), Volume(s), and Journal(s) will reside.",
@@ -76,6 +81,7 @@ function New-ZertoVpg {
             ParameterSetName = "recoveryResourcePoolDatastore",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$datastore,
         [Parameter(
             HelpMessage = "Name of the datastore cluster where the VM(s), Volume(s), and Journal(s) will reside.",
@@ -92,11 +98,13 @@ function New-ZertoVpg {
             ParameterSetName = "recoveryResourcePoolDatastoreCluster",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$datastoreCluster,
         [Parameter(
             HelpMessage = "Name of folder at recovery location where the recovered virtual machine(s) will be created.",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$recoveryFolder,
         [Parameter(
             HelpMessage = "RPO alert"
@@ -111,6 +119,7 @@ function New-ZertoVpg {
         [Parameter(
             HelpMessage = "Service profile name to use."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$serviceProfile,
         [Parameter(
             HelpMessage = "Turn on or off WAN and Journal Compression. Default is turned on."
@@ -119,31 +128,37 @@ function New-ZertoVpg {
         [Parameter(
             HelpMessage = "Name of ZORG to use."
         )]
+        [ValidateNotNullOrEmpty()]
         [String]$zorg,
         [Parameter(
             HelpMessage = "Name of the network to use during a Failover Live \ Move VPG operation.",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [String]$recoveryNetwork,
         [Parameter(
             HelpMessage = "Name of the network to use during a Failover Test operation",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$testNetwork,
         [Parameter(
             HelpMessage = "Name of the datastore to utilize to store Journal data. If not specified, the default datastore will be used.",
             Mandatory = $false
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$journalDatastore,
         [Parameter(
             HelpMessage = "Default journal hard limit in megabytes. Default set to 153600 MB (150 GB). Set to 0 to set the journal to unlimited",
             Mandatory = $false
         )]
+        [ValidateNotNullOrEmpty()]
         [uint64]$journalHardLimitInMb = 153600,
         [Parameter(
             HelpMessage = "Default journal warning threshold in megabytes. If unset or greater than the hard limit, will be set to 75% of the journal hard limit.",
             Mandatory = $false
         )]
+        [ValidateNotNullOrEmpty()]
         [uint64]$journalWarningThresholdInMb = 0
     )
 

ZertoApiWrapper/Public/New-ZertoVpgSettingsIdentifier.ps1

@@ -9,6 +9,7 @@ function New-ZertoVpgSettingsIdentifier {
             ValueFromPipeline = $true,
             ValueFromPipelineByPropertyName = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vpgId")]
         [string]$vpgIdentifier,
         [Parameter(

ZertoApiWrapper/Public/Remove-ZertoPeerSite.ps1

@@ -12,6 +12,7 @@ function Remove-ZertoPeerSite {
             ValueFromPipelineByPropertyName = $true,
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("siteId")]
         [string[]]$siteIdentifier,
         [Parameter(
@@ -21,6 +22,7 @@ function Remove-ZertoPeerSite {
             ValueFromPipelineByPropertyName = $true,
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string[]]$peerSiteName,
         [Parameter(
             HelpMessage = "IP address of the peer site to be removed from the connected site",

ZertoApiWrapper/Public/Remove-ZertoVpg.ps1

@@ -9,6 +9,7 @@ function Remove-ZertoVpg {
             ValueFromPipelineByPropertyName = $true,
             HelpMessage = "Name(s) of the VPG(s) to delete."
         )]
+        [ValidateNotNullOrEmpty()]
         [string[]]$vpgName,
         [Parameter(
             Mandatory = $true,
@@ -17,6 +18,7 @@ function Remove-ZertoVpg {
             ValueFromPipelineByPropertyName = $true,
             HelpMessage = "vpgIdentifier(s) of the VPG(s) to delete."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vpgId")]
         [string[]]$vpgidentifier,
         [Parameter(

ZertoApiWrapper/Public/Resume-ZertoVpg.ps1

@@ -6,6 +6,7 @@ function Resume-ZertoVpg {
             HelpMessage = "Name(s) of VPG(s) to resume replication",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string[]]$vpgName
     )
 

ZertoApiWrapper/Public/Save-ZertoVpgSetting.ps1

@@ -10,6 +10,7 @@ function Save-ZertoVpgSetting {
             ValueFromPipeline = $true,
             ValueFromPipelineByPropertyName = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("vpgSettingsId")]
         [string]$vpgSettingsIdentifier
     )

ZertoApiWrapper/Public/Set-ZertoAlert.ps1

@@ -2,14 +2,14 @@
 function Set-ZertoAlert {
     [cmdletbinding( SupportsShouldProcess = $true )]
     param (
-        [Alias("identifier")]
         [Parameter(
             ValueFromPipeline = $true,
             ValueFromPipelineByPropertyName = $true,
             Mandatory = $true,
             HelpMessage = "Alert identifier(s) to be dismissed or undismissed."
         )]
-        [Alias("alertIdentifier")]
+        [ValidateNotNullOrEmpty()]
+        [Alias("alertIdentifier", "identifier", "id")]
         [string[]]$alertId,
         [Parameter(
             ParameterSetName = "dismiss",

ZertoApiWrapper/Public/Set-ZertoLicense.ps1

@@ -6,6 +6,7 @@ function Set-ZertoLicense {
             Mandatory = $true,
             HelpMessage = "License Key to apply to the Zerto Virtual Manager"
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$licenseKey
     )
 

ZertoApiWrapper/Public/Start-ZertoCloneVpg.ps1

@@ -6,19 +6,23 @@ function Start-ZertoCloneVpg {
             HelpMessage = "Name of the VPG you wish to clone.",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vpgName,
         [Parameter(
             HelpMessage = "The identifier of the checkpoint to use for cloning. If unspecified, the latest checkpoint will be used."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("checkpointId")]
         [string]$checkpointIdentifier,
         [Parameter(
             HelpMessage = "The datastore name where the clone is to be created. If unspecified, will auto select the datastore with the most free space."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$datastoreName,
         [Parameter(
             HelpMessage = "The name(s) of the VMs you wish to clone. If unspecified, all VMs in the VPG will be cloned."
         )]
+        [ValidateNotNullOrEmpty()]
         [string[]]$vmName
     )
 

ZertoApiWrapper/Public/Start-ZertoFailoverTest.ps1

@@ -6,15 +6,18 @@ function Start-ZertoFailoverTest {
             HelpMessage = "Name of VPG to failover test",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vpgName,
         [Parameter(
             HelpMessage = "The identifier of the checkpoint to use for testing. If unspecified, the latest checkpoint will be used."
         )]
+        [ValidateNotNullOrEmpty()]
         [Alias("checkpointId")]
         [string]$checkpointIdentifier,
         [Parameter(
             HelpMessage = "The name(s) of the VMs within the selected VPG you wish to test. If unspecified, all VMs in the VPG will be tested."
         )]
+        [ValidateNotNullOrEmpty()]
         [string[]]$vmName
     )
 

ZertoApiWrapper/Public/Stop-ZertoCloneVpg.ps1

@@ -6,6 +6,7 @@ function Stop-ZertoCloneVpg {
             HelpMessage = "Name of the VPG to stop cloning",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$vpgName
     )
 

ZertoApiWrapper/Public/Stop-ZertoFailoverTest.ps1

@@ -15,6 +15,7 @@ function Stop-ZertoFailoverTest {
         [Parameter(
             HelpMessage = "Free text field for any notes to add to the test report."
         )]
+        [ValidateNotNullOrEmpty()]
         [string]$failoverTestSummary = "Stop Failover Test for $vpgName"
     )
 

ZertoApiWrapper/Public/Suspend-ZertoVpg.ps1

@@ -6,6 +6,7 @@ function Suspend-ZertoVpg {
             HelpMessage = "Name(s) of VPG(s) to pause replication",
             Mandatory = $true
         )]
+        [ValidateNotNullOrEmpty()]
         [string[]]$vpgName
     )
 

ZertoApiWrapper/Public/Uninstall-ZertoVra.ps1

@@ -6,6 +6,7 @@ function Uninstall-ZertoVra {
             Mandatory = $true,
             HelpMessage = "Host Name attached to the VRA to be removed."
         )]
+        [ValidateNotNullOrEmpty()]
         [string[]]$hostName
     )