Merge pull request Azure#257 from karammasri/appproxylist

add script to list all the app proxy applications

Author: karammasri

azureadps-2.0-preview/AzureAD/Get-AzureADApplicationProxyApplication.md

@@ -7,6 +7,7 @@ schema: 2.0.0
 # Get-AzureADApplicationProxyApplication
 
 ## SYNOPSIS
+
 The Get-AzureADApplicationProxyApplication cmdlet retrieves an application configured for Application Proxy in Azure Active Directory. 
 
 ## SYNTAX
@@ -16,15 +17,16 @@ Get-AzureADApplicationProxyApplication -ObjectId <String>
 ```
 
 ## DESCRIPTION
+
 The Get-AzureADApplicationProxyApplication cmdlet retrieves an application configured for Application Proxy in Azure Active Directory. 
 
 ## EXAMPLES
 
 ### Example 1
+
 ```
 PS C:\> Get-AzureADApplicationProxyApplication -ObjectId 8d6c6684-6f8c-42e2-8914-32ed2adf9ccf
 
-
 ExternalAuthenticationType               : AadPreAuthentication
 ApplicationServerTimeout                 : Default
 ExternalUrl                              : https://travel.cycles.adventure-works.com/
@@ -46,15 +48,35 @@ SingleSignOnSettings                     :
 
 ```
 
+### Example 2
+
+Use the following script to get the list of Azure AD Application Proxy applications registered in your tenant:
+
+```powershell
+foreach ($a in (Get-AzureADApplication -All:$true))
+{
+    try
+    {
+        $p = Get-AzureADApplicationProxyApplication -ObjectId $a.ObjectId
+        [pscustomobject]@{ObjectID=$a.ObjectId; DisplayName=$a.DisplayName; ExternalUrl=$p.ExternalUrl; InternalUrl=$p.InternalUrl}
+    }
+    catch
+    {
+        continue
+    }
+}
+```
+
 ## PARAMETERS
 
 ### -ObjectId
-This is the unique application Id of the application. This can be found using the Get-AzureADApplication command. You can also find this in the Azure Portal by navigating to AAD, Enterprise Applications, All Applications, Select your application, go to the properties tab, and use the ObjectId on that page. 
+
+This is the unique application Id of the application. This can be found using the Get-AzureADApplication command. You can also find this in the Azure Portal by navigating to AAD, Enterprise Applications, All Applications, Select your application, go to the properties tab, and use the ObjectId on that page.
 
 ```yaml
 Type: String
 Parameter Sets: (All)
-Aliases: 
+Aliases:
 
 Required: True
 Position: Named
@@ -75,4 +97,3 @@ Accept wildcard characters: False
 ## NOTES
 
 ## RELATED LINKS
-