C#

S3 List Bucket Objects (using Chilkat REST)

See more Amazon S3 (new) Examples

Demonstrates how to fetch a list of objects in an S3 bucket. C#

bool success = false;

//  This example requires the Chilkat API to have been previously unlocked.
//  See Global Unlock Sample for sample code.

Chilkat.Rest rest = new Chilkat.Rest();

//  Connect to the Amazon AWS REST server.
bool bTls = true;
int port = 443;
bool bAutoReconnect = true;
success = rest.Connect("s3.amazonaws.com",port,bTls,bAutoReconnect);

//  ----------------------------------------------------------------------------
//  Important: For buckets created in regions outside us-east-1,
//  there are three important changes that need to be made.
//  See Working with S3 Buckets in Non-us-east-1 Regions for the details.
//  ----------------------------------------------------------------------------

//  Provide AWS credentials for the REST call.
Chilkat.AuthAws authAws = new Chilkat.AuthAws();
authAws.AccessKey = "AWS_ACCESS_KEY";
authAws.SecretKey = "AWS_SECRET_KEY";
authAws.ServiceName = "s3";
success = rest.SetAuthAws(authAws);

//   Set the bucket name via the HOST header.
//   In this case, the bucket name is "chilkat100".
rest.Host = "chilkat100.s3.amazonaws.com";

Chilkat.StringBuilder sbResponse = new Chilkat.StringBuilder();
success = rest.FullRequestNoBodySb("GET","/",sbResponse);
if (success == false) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

int statusCode = rest.ResponseStatusCode;
Debug.WriteLine("Response status code = " + Convert.ToString(statusCode));

Chilkat.Xml xml = new Chilkat.Xml();
xml.LoadSb(sbResponse,true);
Debug.WriteLine(xml.GetXml());

if (statusCode != 200) {
    Debug.WriteLine("Failed.  See error information in the XML.");
    return;
}

//  Use this online tool to generate code from sample XML: 
//  Generate Code to Create XML

string Key;
string LastModified;
string ETag;
string SizeDecimalStr;
string ID;
string DisplayName;
string StorageClass;

string Name = xml.GetChildContent("Name");
int MaxKeys = xml.GetChildIntValue("MaxKeys");
string IsTruncated = xml.GetChildContent("IsTruncated");
int i = 0;
int count_i = xml.NumChildrenHavingTag("Contents");
while (i < count_i) {
    xml.I = i;
    Key = xml.GetChildContent("Contents[i]|Key");
    LastModified = xml.GetChildContent("Contents[i]|LastModified");
    ETag = xml.GetChildContent("Contents[i]|ETag");
    SizeDecimalStr = xml.GetChildContent("Contents[i]|Size");
    ID = xml.GetChildContent("Contents[i]|Owner|ID");
    DisplayName = xml.GetChildContent("Contents[i]|Owner|DisplayName");
    StorageClass = xml.GetChildContent("Contents[i]|StorageClass");
    i = i + 1;
}