PowerBuilder
PowerBuilder
Google Cloud Storage List Bucket Objects
See more Google Cloud Storage Examples
List the objects in a Google Cloud Storage bucket.Chilkat PowerBuilder Downloads
integer li_rc
integer li_Success
oleobject loo_SbToken
oleobject loo_Http
oleobject loo_Resp
integer li_ResponseCode
oleobject loo_Json
string ls_Id
string ls_SelfLink
string ls_MediaLink
string ls_Name
string ls_Bucket
string ls_Generation
string ls_Metageneration
string ls_ContentType
string ls_StorageClass
string ls_Size
string ls_Md5Hash
string ls_Crc32c
string ls_Etag
string ls_TimeCreated
string ls_Updated
string ls_TimeStorageClassUpdated
string ls_Kind
integer i
integer li_Count_i
li_Success = 0
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
// This example uses a previously obtained access token having permission for the
// scope "https://www.googleapis.com/auth/cloud-platform"
// In this example, Get Google Cloud Storage OAuth2 Access Token,
// the service account access token was saved to a text file. This example fetches the access token from the file..
loo_SbToken = create oleobject
li_rc = loo_SbToken.ConnectToNewObject("Chilkat.StringBuilder")
if li_rc < 0 then
destroy loo_SbToken
MessageBox("Error","Connecting to COM object failed")
return
end if
loo_SbToken.LoadFile("qa_data/tokens/googleCloudStorageAccessToken.txt","utf-8")
loo_Http = create oleobject
li_rc = loo_Http.ConnectToNewObject("Chilkat.Http")
loo_Http.AuthToken = loo_SbToken.GetAsString()
// For more info see Cloud Storage Documentation - Objects: list
//
li_Success = loo_Http.SetUrlVar("bucket","chilkat-ocean")
li_Success = loo_Http.SetUrlVar("PROJECT_NAME","ChilkatCloud")
loo_Resp = create oleobject
li_rc = loo_Resp.ConnectToNewObject("Chilkat.HttpResponse")
li_Success = loo_Http.HttpNoBody("GET","https://www.googleapis.com/storage/v1/b/{$bucket}/o?project={$ChilkatCloud}",loo_Resp)
if li_Success = 0 then
Write-Debug loo_Http.LastErrorText
destroy loo_SbToken
destroy loo_Http
destroy loo_Resp
return
end if
li_ResponseCode = loo_Resp.StatusCode
if li_ResponseCode = 401 then
Write-Debug loo_Resp.BodyStr
Write-Debug "If invalid credentials, then it is likely the access token expired."
Write-Debug "Your app should automatically fetch a new access token and re-try."
destroy loo_SbToken
destroy loo_Http
destroy loo_Resp
return
end if
Write-Debug "Response code: " + string(li_ResponseCode)
Write-Debug "Response body"
loo_Json = create oleobject
li_rc = loo_Json.ConnectToNewObject("Chilkat.JsonObject")
li_Success = loo_Json.Load(loo_Resp.BodyStr)
loo_Json.EmitCompact = 0
Write-Debug loo_Json.Emit()
// A response code = 200 indicates success, and the response body contains JSON such as this:
// {
// "kind": "storage#objects",
// "items": [
// {
// "kind": "storage#object",
// "id": "chilkat-ocean/file with space char.jpg/1555776690752366",
// "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-ocean/o/file%20with%20space%20char.jpg",
// "mediaLink": "https://www.googleapis.com/download/storage/v1/b/chilkat-ocean/o/file%20with%20space%20char.jpg?generation=1555776690752366&alt=media",
// "name": "file with space char.jpg",
// "bucket": "chilkat-ocean",
// "generation": "1555776690752366",
// "metageneration": "1",
// "contentType": "image/jpeg",
// "storageClass": "MULTI_REGIONAL",
// "size": "6229",
// "md5Hash": "LpxZ2/JmI2fcl9/dqF2gSA==",
// "crc32c": "9RjgwQ==",
// "etag": "CO6WguiH3+ECEAE=",
// "timeCreated": "2019-04-20T16:11:30.752Z",
// "updated": "2019-04-20T16:11:30.752Z",
// "timeStorageClassUpdated": "2019-04-20T16:11:30.752Z"
// },
// {
// "kind": "storage#object",
//
// "id": "chilkat-ocean/penguins.jpg/1555775749593296",
// "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-ocean/o/penguins.jpg",
// "mediaLink": "https://www.googleapis.com/download/storage/v1/b/chilkat-ocean/o/penguins.jpg?generation=1555775749593296&alt=media",
// "name": "penguins.jpg",
// "bucket": "chilkat-ocean",
// "generation": "1555775749593296",
// "metageneration": "1",
// "contentType": "image/jpeg",
// "storageClass": "MULTI_REGIONAL",
// "size": "777835",
// "md5Hash": "nTd7EM53jEk4s8fixjoimg==",
// "crc32c": "ixxYVw==",
// "etag": "CNCxnqeE3+ECEAE=",
// "timeCreated": "2019-04-20T15:55:49.593Z",
// "updated": "2019-04-20T15:55:49.593Z",
// "timeStorageClassUpdated": "2019-04-20T15:55:49.593Z"
// },
// {
// "kind": "storage#object",
// "id": "chilkat-ocean/starfish.jpg/1628958192639968",
// "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-ocean/o/starfish.jpg",
// "mediaLink": "https://www.googleapis.com/download/storage/v1/b/chilkat-ocean/o/starfish.jpg?generation=1628958192639968&alt=media",
// "name": "starfish.jpg",
// "bucket": "chilkat-ocean",
// "generation": "1628958192639968",
// "metageneration": "1",
// "contentType": "image/jpeg",
// "storageClass": "MULTI_REGIONAL",
// "size": "6229",
// "md5Hash": "LpxZ2/JmI2fcl9/dqF2gSA==",
// "crc32c": "9RjgwQ==",
// "etag": "COC/tJP2sPICEAE=",
// "timeCreated": "2021-08-14T16:23:12.660Z",
// "updated": "2021-08-14T16:23:12.660Z",
// "timeStorageClassUpdated": "2021-08-14T16:23:12.660Z"
// }
// ]
// }
// Use this online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON
ls_Kind = loo_Json.StringOf("kind")
i = 0
li_Count_i = loo_Json.SizeOfArray("items")
do while i < li_Count_i
loo_Json.I = i
ls_Kind = loo_Json.StringOf("items[i].kind")
ls_Id = loo_Json.StringOf("items[i].id")
ls_SelfLink = loo_Json.StringOf("items[i].selfLink")
ls_MediaLink = loo_Json.StringOf("items[i].mediaLink")
ls_Name = loo_Json.StringOf("items[i].name")
ls_Bucket = loo_Json.StringOf("items[i].bucket")
ls_Generation = loo_Json.StringOf("items[i].generation")
ls_Metageneration = loo_Json.StringOf("items[i].metageneration")
ls_ContentType = loo_Json.StringOf("items[i].contentType")
ls_StorageClass = loo_Json.StringOf("items[i].storageClass")
ls_Size = loo_Json.StringOf("items[i].size")
ls_Md5Hash = loo_Json.StringOf("items[i].md5Hash")
ls_Crc32c = loo_Json.StringOf("items[i].crc32c")
ls_Etag = loo_Json.StringOf("items[i].etag")
ls_TimeCreated = loo_Json.StringOf("items[i].timeCreated")
ls_Updated = loo_Json.StringOf("items[i].updated")
ls_TimeStorageClassUpdated = loo_Json.StringOf("items[i].timeStorageClassUpdated")
i = i + 1
loop
destroy loo_SbToken
destroy loo_Http
destroy loo_Resp
destroy loo_Json