Merge pull request Azure-Samples#1 from robinsh/robinsh-queues

Update Queues samples.

.gitignore

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+_Pvt_Extensions

QueueStorage/Advanced.cs

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+//----------------------------------------------------------------------------------
+// Microsoft Azure Storage Team
+//
+// Copyright (c) Microsoft Corporation. All rights reserved.
+//
+// THIS CODE AND INFORMATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, 
+// EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES 
+// OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR PURPOSE.
+//----------------------------------------------------------------------------------
+// The example companies, organizations, products, domain names,
+// e-mail addresses, logos, people, places, and events depicted
+// herein are fictitious.  No association with any real company,
+// organization, product, domain name, email address, logo, person,
+// places, or events is intended or should be inferred.
+//----------------------------------------------------------------------------------
+
+using Microsoft.WindowsAzure;
+using Microsoft.WindowsAzure.Storage;
+using Microsoft.WindowsAzure.Storage.Queue;
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+
+namespace QueueStorage
+{
+    public class Advanced
+    {
+
+        /// <summary>
+        /// Test some of the queue storage operations.
+        /// </summary>
+        public async Task RunQueueStorageAdvancedOpsAsync()
+        {
+            try
+            {
+                //***** Setup *****//
+                Console.WriteLine("Getting reference to the storage account.");
+
+                // Retrieve storage account information from connection string
+                // How to create a storage connection string - http://msdn.microsoft.com/en-us/library/azure/ee758697.aspx
+                CloudStorageAccount storageAccount = Common.CreateStorageAccountFromConnectionString(CloudConfigurationManager.GetSetting("StorageConnectionString"));
+
+                Console.WriteLine("Instantiating queue client.");
+                Console.WriteLine(string.Empty);
+
+                // Create a queue client for interacting with the queue service.
+                CloudQueueClient cloudQueueClient = storageAccount.CreateCloudQueueClient();
+
+                // Create 3 queues.
+
+                // Create the queue name -- use a guid in the name so it's unique.
+                string baseQueueName = "demotest-" + System.Guid.NewGuid().ToString();
+
+                // Keep a list of the queues so you can compare this list 
+                //   against the list of queues that we retrieve.
+                List<string> queueNames = new List<string>();
+
+                for (int i = 0; i < 3; i++)
+                {
+                    // Set the name of the queue, then add it to the generic list.
+                    string queueName = baseQueueName + "-0" + i;
+                    queueNames.Add(queueName);
+
+                    // Create the queue with this name.
+                    Console.WriteLine("Creating queue with name {0}", queueName);
+                    CloudQueue cloudQueue = cloudQueueClient.GetQueueReference(queueName);
+                    try
+                    {
+                        await cloudQueue.CreateIfNotExistsAsync();
+                        Console.WriteLine("    Queue created successfully.");
+                    }
+                    catch (StorageException exStorage)
+                    {
+                        Common.WriteException(exStorage);
+                        Console.WriteLine("Please make sure your storage account is specified correctly in the app.config - then restart the sample.");
+                        Console.WriteLine("Press any key to exit");
+                        Console.ReadLine();
+                        throw;
+                    }
+                    catch (Exception ex)
+                    {
+                        Console.WriteLine("    Exception thrown creating queue.");
+                        Common.WriteException(ex);
+                        throw;
+                    }
+                }
+
+                Console.WriteLine(string.Empty);
+                Console.WriteLine("List of queues in the storage account:");
+
+                // List the queues for this storage account 
+                IEnumerable<CloudQueue> cloudQueueList = cloudQueueClient.ListQueues();
+                try
+                {
+                    foreach (CloudQueue cloudQ in cloudQueueList)
+                    {
+                        Console.WriteLine("Cloud Queue name = {0}", cloudQ.Name);
+                    }
+                }
+                catch (Exception ex)
+                {
+                    Console.WriteLine("    Exception thrown listing queues.");
+                    Common.WriteException(ex);
+                    throw;
+                }
+
+                // Now clean up after yourself, using the list of queues that you created in case there were other queues in the account.
+                foreach (string oneQueueName in queueNames)
+                {
+                    CloudQueue cloudQueue = cloudQueueClient.GetQueueReference(oneQueueName);
+                    cloudQueue.DeleteIfExists();
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("    Exception thrown. Message = {0}{1}    Strack Trace = {2}", ex.Message, Environment.NewLine, ex.StackTrace);
+            }
+
+        }
+    }
+}

QueueStorage/App.config

@@ -4,7 +4,7 @@
     <!-- By default we are assuming you will use the Azure SDK Storage Emulator. If you have an Azure Subscription you can alternatively
          create a Storage Account and run against the storage service by commenting out the connection string below and using the 
          second connection string - in which case you must also insert your storage account name and key in the line below. -->
-    <add key="StorageConnectionString" value = "UseDevelopmentStorage=true;"/>
+    <!-- <add key="StorageConnectionString" value = "UseDevelopmentStorage=true;"/> -->
     <!--<add key="StorageConnectionString" value="DefaultEndpointsProtocol=https;AccountName=[AccountName];AccountKey=[AccountKey]" />-->
   </appSettings>
 </configuration>

QueueStorage/Common.cs

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+using Microsoft.WindowsAzure.Storage;
+using System;
+
+namespace QueueStorage
+{
+    public class Common
+    {
+
+        /// <summary>
+        /// Validate the connection string information in app.config and throws an exception if it looks like 
+        /// the user hasn't updated this to valid values. 
+        /// </summary>
+        /// <param name="storageConnectionString">The storage connection string</param>
+        /// <returns>CloudStorageAccount object</returns>
+        public static CloudStorageAccount CreateStorageAccountFromConnectionString(string storageConnectionString)
+        {
+            CloudStorageAccount storageAccount;
+            try
+            {
+                storageAccount = CloudStorageAccount.Parse(storageConnectionString);
+            }
+            catch (FormatException)
+            {
+                Console.WriteLine("Invalid storage account information provided. Please confirm the AccountName and AccountKey are valid in the app.config file - then restart the sample.");
+                Console.ReadLine();
+                throw;
+            }
+            catch (ArgumentException)
+            {
+                Console.WriteLine("Invalid storage account information provided. Please confirm the AccountName and AccountKey are valid in the app.config file - then restart the sample.");
+                Console.ReadLine();
+                throw;
+            }
+
+            return storageAccount;
+        }
+
+        public static void WriteException(Exception ex)
+        {
+            Console.WriteLine("Exception thrown. {0}, msg = {1}", ex.Source, ex.Message);
+        }
+
+    }
+}