/// <summary>
/// https://docs.aws.amazon.com/AmazonS3/latest/dev/ListingObjectKeysUsingNetSDK.html
/// </summary>
/// <returns></returns>
async Task ListObjectsAsync()
{
//List Objects in the Bucket
ListObjectsV2Request listRequest = new ListObjectsV2Request
{
BucketName = awsBucket,
MaxKeys = 3
};
/// Can also limit Searches with Prefix = searchKeyPrefix
///MaxKeys=3 for testing
ListObjectsV2Response listResponse;
do
{
LOGINFO("OnTask, ListObjectsV2Async: " + listRequest.ToString());
listResponse = await s3Client.ListObjectsV2Async(listRequest);
//Process the response
foreach (S3Object entry in listResponse.S3Objects)
{
LOGINFO("Processing Object Key=" + entry.Key + ", Size=" + entry.Size);
var fileName = archivePath + "\\" + entry.Key;
ReadObjectDataAsync(entry.Key, fileName).Wait();
//Send the local Filename to the Business Service
BusinessHost.ProcessInput(fileName);
//Now delete the Entry in S3
DeleteObjectNonVersionedBucketAsync(entry.Key).Wait();
}
} while (listResponse.IsTruncated);
}
public override void OnTask()
{
Console.Write("\r\n[.NET]...Demo.PEX.InboundAdapter:OnTask() is called");
// 50% chance of calling ProcessInput()
if ((new Random()).NextDouble() < 0.5)
{
SimpleObject request = new SimpleObject("message #" + (++runningCount));
Console.Write("\r\n[.NET]...Demo.PEX.InboundAdapter:OnTask() calls ProcessInput() with " + request.value);
string response = (string)BusinessHost.ProcessInput(request);
Console.Write("\r\n[.NET]...Demo.PEX.InboundAdapter:OnTask() receives \"" + response + "\"");
}
return;
}
public override void OnTask()
{
// Check input directory for files and create enumerable containing file paths.
IEnumerable <string> folder = Directory.EnumerateFiles(InboundFilePath);
// Enumerate over files in the directory.
foreach (string file in folder)
{
// Ignore .keep file
string[] SplitFilePath = file.Split(Path.DirectorySeparatorChar);
// .keep files are used to retain directory structure in git.
// these need to be skipped over so they are not processed by the production.
if (SplitFilePath[(SplitFilePath.Length - 1)] == ".keep")
{
continue;
}
// Call ProcessInput method of connected business service
BusinessHost.ProcessInput(file);
}
return;
}