Chilkat Examples

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(Xojo Plugin) S3 List Objects in Bucket

Demonstrates how to retrieve the XML listing of the objects (i.e. files) stored in an Amazon S3 bucket. (This is like a directory listing.)

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat Xojo Plugin Download

Xojo Plugin for Windows, Linux, Mac OS X, and ARM, ARM64

Dim success As Boolean
success = False

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

Dim http As New Chilkat.Http

// Insert your access key here:
http.AwsAccessKey = "AWS_ACCESS_KEY"

// Insert your secret key here:
http.AwsSecretKey = "AWS_SECRET_KEY"

Dim strXml As String
strXml = http.S3_ListBucketObjects("chilkat100")
If (http.LastMethodSuccess = False) Then
    System.DebugLog(http.LastErrorText)
    Return
End If

System.DebugLog("Response status code = " + Str(http.LastStatus))

Dim xml As New Chilkat.Xml
success = xml.LoadXml(strXml)
If (success = False) Then
    System.DebugLog(xml.LastErrorText)
    Return
End If

// If the response status code was not 200, then the XML response is not a 
// listing of objects, but instead contains error information.
If (http.LastStatus <> 200) Then
    System.DebugLog(xml.GetXml())
    System.DebugLog("Failed.")
    Return
End If

// A sample response is shown below.
System.DebugLog(xml.GetXml())
System.DebugLog("----")

// Iterate over the bucket items and get information for each..
Dim numItems As Int32
numItems = xml.NumChildrenHavingTag("Contents")
System.DebugLog("Number of bucket items = " + Str(numItems))

Dim itemKey As String
Dim itemSize As Int32
Dim lastModTimestamp As String
Dim dt As New Chilkat.CkDateTime
Dim dtObj As New Chilkat.DtObj

Dim i As Int32
i = 0
While i < numItems
    xml.I = i

    itemKey = xml.GetChildContent("Contents[i]|Key")
    itemSize = xml.GetChildIntValue("Contents[i]|Size")
    lastModTimestamp = xml.GetChildContent("Contents[i]|LastModified")

    success = dt.SetFromRfc822(lastModTimestamp)
    // Get a local date/time.
    Dim bLocal As Boolean
    bLocal = True
    dt.ToDtObj bLocal,dtObj

    System.DebugLog(Str(i) + ": " + itemKey + ", " + Str(itemSize) + ", " + Str(dtObj.Day) + "-" + Str(dtObj.Month) + "-" _
         + Str(dtObj.Year) + ":" + Str(dtObj.Hour) + ":" + Str(dtObj.Minute))

    i = i + 1
Wend

// Sample output from the above loop:

// 0: Abc.ics, 1833, 25-5-2011:9:53
// 1: Corpse Bride film poster.jpg, 53481, 6-9-2016:13:32
// 2: chiliPepper.gif, 7718, 12-3-2017:12:18
// 3: chilkatdude.jpg, 35137, 20-5-2011:16:14
// 4: cloud.search/dfe/indexer/pscc/2016/3/28/id,x-2-15-0-25-87-0.json, 1238, 2-4-2016:12:0
// 5: cloud.search/dfe/indexer/pscc/2016/3/28/idx-2-15-0-25-87-0.json, 1238, 2-4-2016:11:33
// 6: dude.gif, 6373, 25-5-2011:17:29
// 7: french.txt, 47, 12-3-2017:12:18
// 8: hamlet.xml, 279658, 2-5-2016:12:21
// 9: hamlet_play.xml, 279658, 20-3-2017:8:22
// 10: images/sea_creatures/starfish123.jpg, 6229, 19-1-2017:10:45
// 11: images/sea_creatures/starfishåäö.jpg, 6229, 19-1-2017:12:7
// 12: new folder/, 0, 26-11-2014:12:36
// 13: new_starfish.jpg, 6229, 20-3-2017:8:22
// 14: pigs.xml, 2804, 20-3-2017:8:22
// 15: somethingBig.zip, 13089458, 26-9-2016:9:29
// 16: starfish.jpg, 6229, 12-3-2017:12:18
// 17: starfish/, 0, 10-11-2014:10:7
// 18: starfish/starfish.jpg, 6229, 10-11-2014:10:8
// 19: starfish/starfish2.jpg, 6229, 19-11-2014:10:36
// 20: starfish/starfish3.jpg, 6229, 24-11-2014:14:33
// 21: starfish2.jpg, 5987, 20-4-2012:12:6
// 22: starfish3.jpg, 5987, 11-4-2012:7:10
// 23: starfishA.jpg, 6229, 10-5-2016:8:44
// 24: starfishCust.jpg, 6229, 12-11-2014:18:25
// 25: xyz.ics, 1833, 25-5-2011:8:52

// <?xml version="1.0" encoding="UTF-8" ?>
// <ListBucketResult xmlns="http://s3.amazonaws.com/doc/2006-03-01/">
//     <Name>chilkat100</Name>
//     <Prefix />
//     <Marker />
//     <MaxKeys>1000</MaxKeys>
//     <IsTruncated>false</IsTruncated>
//     <Contents>
//         <Key>Abc.ics</Key>
//         <LastModified>2011-05-25T14:53:27.000Z</LastModified>
//         <ETag>"12ed2e28ff4abd4faead06b491836e64"</ETag>
//         <Size>1833</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>Corpse Bride film poster.jpg</Key>
//         <LastModified>2016-09-06T18:32:05.000Z</LastModified>
//         <ETag>"5a63ba56f0641244e4988dd171b8c5ae"</ETag>
//         <Size>53481</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>chiliPepper.gif</Key>
//         <LastModified>2017-03-12T17:18:16.000Z</LastModified>
//         <ETag>"8ee9b257fa70f69400d596977809da94"</ETag>
//         <Size>7718</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>chilkatdude.jpg</Key>
//         <LastModified>2011-05-20T21:14:44.000Z</LastModified>
//         <ETag>"6f7555035d080421e09e932daf19c79d"</ETag>
//         <Size>35137</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>cloud.search/dfe/indexer/pscc/2016/3/28/id,x-2-15-0-25-87-0.json</Key>
//         <LastModified>2016-04-02T17:00:10.000Z</LastModified>
//         <ETag>"518d70f41c9df4f85762ecde8a34cdea"</ETag>
//         <Size>1238</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>cloud.search/dfe/indexer/pscc/2016/3/28/idx-2-15-0-25-87-0.json</Key>
//         <LastModified>2016-04-02T16:33:36.000Z</LastModified>
//         <ETag>"518d70f41c9df4f85762ecde8a34cdea"</ETag>
//         <Size>1238</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>dude.gif</Key>
//         <LastModified>2011-05-25T22:29:31.000Z</LastModified>
//         <ETag>"208b908388905d442e81ded00a55541b"</ETag>
//         <Size>6373</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>french.txt</Key>
//         <LastModified>2017-03-12T17:18:16.000Z</LastModified>
//         <ETag>"54468302e7cda1c1dfe45748d430035a"</ETag>
//         <Size>47</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>hamlet.xml</Key>
//         <LastModified>2016-05-02T17:21:27.000Z</LastModified>
//         <ETag>"e04ea9ac8f616b0f35c5a7522de123dd"</ETag>
//         <Size>279658</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>hamlet_play.xml</Key>
//         <LastModified>2017-03-20T13:22:40.000Z</LastModified>
//         <ETag>"e04ea9ac8f616b0f35c5a7522de123dd"</ETag>
//         <Size>279658</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>images/sea_creatures/starfish123.jpg</Key>
//         <LastModified>2017-01-19T16:45:52.000Z</LastModified>
//         <ETag>"2e9c59dbf2662367dc97dfdda85da048"</ETag>
//         <Size>6229</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>images/sea_creatures/starfishåäö.jpg</Key>
//         <LastModified>2017-01-19T18:07:11.000Z</LastModified>
//         <ETag>"2e9c59dbf2662367dc97dfdda85da048"</ETag>
//         <Size>6229</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>new folder/</Key>
//         <LastModified>2014-11-26T18:36:22.000Z</LastModified>
//         <ETag>"d41d8cd98f00b204e9800998ecf8427e"</ETag>
//         <Size>0</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>new_starfish.jpg</Key>
//         <LastModified>2017-03-20T13:22:57.000Z</LastModified>
//         <ETag>"2e9c59dbf2662367dc97dfdda85da048"</ETag>
//         <Size>6229</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>pigs.xml</Key>
//         <LastModified>2017-03-20T13:22:58.000Z</LastModified>
//         <ETag>"8252a4499a0df9afbc5d8f3d9995d816"</ETag>
//         <Size>2804</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>somethingBig.zip</Key>
//         <LastModified>2016-09-26T14:29:36.000Z</LastModified>
//         <ETag>"109aa5c86378979c7b93752163c7a51f-3"</ETag>
//         <Size>13089458</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>starfish.jpg</Key>
//         <LastModified>2017-03-12T17:18:16.000Z</LastModified>
//         <ETag>"2e9c59dbf2662367dc97dfdda85da048"</ETag>
//         <Size>6229</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>starfish/</Key>
//         <LastModified>2014-11-10T16:07:45.000Z</LastModified>
//         <ETag>"d41d8cd98f00b204e9800998ecf8427e"</ETag>
//         <Size>0</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>starfish/starfish.jpg</Key>
//         <LastModified>2014-11-10T16:08:05.000Z</LastModified>
//         <ETag>"2e9c59dbf2662367dc97dfdda85da048"</ETag>
//         <Size>6229</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>starfish/starfish2.jpg</Key>
//         <LastModified>2014-11-19T16:36:38.000Z</LastModified>
//         <ETag>"2e9c59dbf2662367dc97dfdda85da048"</ETag>
//         <Size>6229</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>starfish/starfish3.jpg</Key>
//         <LastModified>2014-11-24T20:33:11.000Z</LastModified>
//         <ETag>"2e9c59dbf2662367dc97dfdda85da048"</ETag>
//         <Size>6229</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>starfish2.jpg</Key>
//         <LastModified>2012-04-20T17:06:45.000Z</LastModified>
//         <ETag>"525887bb7ff22c9b7f5446cb9748d59e"</ETag>
//         <Size>5987</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>starfish3.jpg</Key>
//         <LastModified>2012-04-11T12:10:40.000Z</LastModified>
//         <ETag>"525887bb7ff22c9b7f5446cb9748d59e"</ETag>
//         <Size>5987</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>starfishA.jpg</Key>
//         <LastModified>2016-05-10T13:44:15.000Z</LastModified>
//         <ETag>"2e9c59dbf2662367dc97dfdda85da048"</ETag>
//         <Size>6229</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>starfishCust.jpg</Key>
//         <LastModified>2014-11-13T00:25:17.000Z</LastModified>
//         <ETag>"2e9c59dbf2662367dc97dfdda85da048"</ETag>
//         <Size>6229</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
//     <Contents>
//         <Key>xyz.ics</Key>
//         <LastModified>2011-05-25T13:52:51.000Z</LastModified>
//         <ETag>"12ed2e28ff4abd4faead06b491836e64"</ETag>
//         <Size>1833</Size>
//         <Owner>
//             <ID>cf311e0b13e11b646949b7107f11b2bfbc5358f90df39395054ec40000695168</ID>
//             <DisplayName>johnson</DisplayName>
//         </Owner>
//         <StorageClass>STANDARD</StorageClass>
//     </Contents>
// </ListBucketResult>
 

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