C#

Google Cloud Storage List Buckets

See more Google Cloud Storage Examples

Demonstrates how to retrieve a list of buckets for a given project. C#

bool success = false;

//  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"

Chilkat.JsonObject jsonToken = new Chilkat.JsonObject();
success = jsonToken.LoadFile("qa_data/tokens/googleCloudStorage.json");
if (success == false) {
    Debug.WriteLine(jsonToken.LastErrorText);
    return;
}

Chilkat.Http http = new Chilkat.Http();
http.AuthToken = jsonToken.StringOf("access_token");

//  For more info see Cloud Storage Documentation - Buckets: list 
//  
success = http.SetUrlVar("PROJECT_ID","chilkattest-1050");
Chilkat.HttpResponse resp = new Chilkat.HttpResponse();
success = http.HttpNoBody("GET","https://www.googleapis.com/storage/v1/b?project={$PROJECT_ID}",resp);
if (success == false) {
    Debug.WriteLine(http.LastErrorText);
    return;
}

int responseCode = resp.StatusCode;
if (responseCode == 401) {
    Debug.WriteLine(resp.BodyStr);
    Debug.WriteLine("If invalid credentials, then it is likely the access token expired.");
    Debug.WriteLine("Your app should automatically fetch a new access token and re-try.");
    return;
}

Debug.WriteLine("Response code: " + Convert.ToString(responseCode));
Debug.WriteLine("Response body");

Chilkat.JsonObject json = new Chilkat.JsonObject();
success = json.Load(resp.BodyStr);

json.EmitCompact = false;

Debug.WriteLine(json.Emit());

//  A response code = 200 indicates success, and the response body contains JSON such as this:

//  {
//    "kind": "storage#buckets",
//    "items": [
//      {
//        "kind": "storage#bucket",
//        "id": "chilkat-bucket",
//        "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-bucket",
//        "projectNumber": "5332332985",
//        "name": "chilkat-bucket",
//        "timeCreated": "2018-10-23T00:04:44.507Z",
//        "updated": "2018-10-23T00:04:44.507Z",
//        "metageneration": "1",
//        "iamConfiguration": {
//          "bucketPolicyOnly": {
//            "enabled": false
//          }
//        },
//        "location": "US",
//        "storageClass": "MULTI_REGIONAL",
//        "etag": "CAE="
//      },
//      {
//        "kind": "storage#bucket",
//        "id": "chilkat-images",
//        "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-images",
//        "projectNumber": "5332332985",
//        "name": "chilkat-images",
//        "timeCreated": "2018-10-23T11:24:43.000Z",
//        "updated": "2018-10-23T11:24:43.000Z",
//        "metageneration": "1",
//        "iamConfiguration": {
//          "bucketPolicyOnly": {
//            "enabled": false
//          }
//        },
//        "location": "US",
//        "storageClass": "MULTI_REGIONAL",
//        "etag": "CAE="
//      }
//    ]
//  }

//  Use this online tool to generate parsing code from sample JSON: 
//  Generate Parsing Code from JSON

string kind;
int i;
int count_i;
string id;
string selfLink;
string projectNumber;
string name;
string timeCreated;
string updated;
string metageneration;
bool iamConfigurationBucketPolicyOnlyEnabled;
string location;
string storageClass;
string etag;

kind = json.StringOf("kind");
i = 0;
count_i = json.SizeOfArray("items");
while (i < count_i) {
    json.I = i;
    kind = json.StringOf("items[i].kind");
    id = json.StringOf("items[i].id");
    selfLink = json.StringOf("items[i].selfLink");
    projectNumber = json.StringOf("items[i].projectNumber");
    name = json.StringOf("items[i].name");
    timeCreated = json.StringOf("items[i].timeCreated");
    updated = json.StringOf("items[i].updated");
    metageneration = json.StringOf("items[i].metageneration");
    iamConfigurationBucketPolicyOnlyEnabled = json.BoolOf("items[i].iamConfiguration.bucketPolicyOnly.enabled");
    location = json.StringOf("items[i].location");
    storageClass = json.StringOf("items[i].storageClass");
    etag = json.StringOf("items[i].etag");
    i = i + 1;
}