public static async Task ChangeMessageVisibilityBatch(IAmazonSQS client, string url)
{
// Receive messages.
var msgRequest = new ReceiveMessageRequest
{
AttributeNames = new List <string>()
{
"All"
},
QueueUrl = url
};
var msgResponse = await client.ReceiveMessageAsync(msgRequest);
// Change visibility timeout for each message.
if (msgResponse.Messages.Count > 0)
{
var entries = new List <ChangeMessageVisibilityBatchRequestEntry>();
int numMessages = 0;
foreach (var message in msgResponse.Messages)
{
numMessages += 1;
var entry = new ChangeMessageVisibilityBatchRequestEntry
{
Id = "Entry" + numMessages.ToString(),
ReceiptHandle = message.ReceiptHandle,
VisibilityTimeout = (int)TimeSpan.FromMinutes(10).TotalSeconds
};
entries.Add(entry);
}
var batRequest = new ChangeMessageVisibilityBatchRequest
{
Entries = entries,
QueueUrl = url
};
var batResponse = await client.ChangeMessageVisibilityBatchAsync(batRequest);
Console.WriteLine("Successes: " + batResponse.Successful.Count +
", Failures: " + batResponse.Failed.Count);
if (batResponse.Successful.Count > 0)
{
foreach (var success in batResponse.Successful)
{
Console.WriteLine(" Success ID " + success.Id);
}
}
if (batResponse.Failed.Count > 0)
{
foreach (var fail in batResponse.Failed)
{
Console.WriteLine(" Failure ID " + fail.Id + ":");
Console.WriteLine(" Code: " + fail.Code);
Console.WriteLine(" Message: " + fail.Message);
Console.WriteLine(" Sender's fault?: " + fail.SenderFault);
}
}
}
}
public static void SQSChangeMessageVisibilityBatch()
{
#region SQSChangeMessageVisibilityBatch
var client = new AmazonSQSClient();
var url = "https://sqs.us-east-1.amazonaws.com/80398EXAMPLE/MyTestQueue";
// Receive messages.
var msgRequest = new ReceiveMessageRequest
{
AttributeNames = new List <string>()
{
"All"
},
QueueUrl = url
};
var msgResponse = client.ReceiveMessage(msgRequest);
// Change visibility timeout for each message.
if (msgResponse.Messages.Count > 0)
{
var entries = new List <ChangeMessageVisibilityBatchRequestEntry>();
int numMessages = 0;
foreach (var message in msgResponse.Messages)
{
numMessages += 1;
var entry = new ChangeMessageVisibilityBatchRequestEntry
{
Id = "Entry" + numMessages.ToString(),
ReceiptHandle = message.ReceiptHandle,
VisibilityTimeout = (int)TimeSpan.FromMinutes(10).TotalSeconds
};
entries.Add(entry);
}
var batRequest = new ChangeMessageVisibilityBatchRequest
{
Entries = entries,
QueueUrl = url
};
var batResponse = client.ChangeMessageVisibilityBatch(batRequest);
Console.WriteLine("Successes: " + batResponse.Successful.Count +
", Failures: " + batResponse.Failed.Count);
if (batResponse.Successful.Count > 0)
{
foreach (var success in batResponse.Successful)
{
Console.WriteLine(" Success ID " + success.Id);
}
}
if (batResponse.Failed.Count > 0)
{
foreach (var fail in batResponse.Failed)
{
Console.WriteLine(" Failure ID " + fail.Id + ":");
Console.WriteLine(" Code: " + fail.Code);
Console.WriteLine(" Message: " + fail.Message);
Console.WriteLine(" Sender's fault?: " + fail.SenderFault);
}
}
}
#endregion
Console.ReadLine();
}
