PSRemoveEmptyDirectoryinADLSGen2.ps1

#This PowerShell script helps in checking for empty directories present in an ADLS Gen 2 storage account filesystem and removes them.
#The script can be modified based on the requirements.

#Note: YOU CAN IGNORE THE EXCEPTIONS that states "PathNotFound" AS ITS JUST A CHECK ON Deleted Path

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$storageAccount = "storage account name"
$filesystem = "filesystem/container Name"
$accessKey = "Storage account access key"

$context = New-AzStorageContext -StorageAccountName $storageAccount  -StorageAccountKey $accessKey 
$dirs = Get-AzDataLakeGen2ChildItem -FileSystem $filesystem -context $context -Recurse | Where-Object IsDirectory -eq "True"
       
       foreach($dirname in $dirs.name) 
       {
        $total = 0
             $TotalSize = 0
             $Token = $Null
             $items = $Null
             do
              {
                  $items += Get-AzDataLakeGen2ChildItem -context $context -FileSystem $filesystem -Path $dirname -Recurse -ContinuationToken $Token
             $total += $items.Count
                  if($items.Length -le 0) { Break;}
                  $Token = $items[$items.Count -1].ContinuationToken;
              }
              While ($Token -ne $Null)
                           
               $items | ForEach-Object {$TotalSize += $_.Length}

               #check if the size of the directory is 0
               if($TotalSize -eq 0)
               {
                #Remove the empty directory
                Remove-AzDataLakeGen2Item  -Context $context -FileSystem $filesystem -Path $dirname -Force
               }
              
       }
       
       Write-Host "YOU CAN IGNORE THE EXCEPTIONS that states PathNotFound AS ITS JUST A CHECK ON Deleted Path" -ForegroundColor DarkGreen -BackgroundColor Yellow