Android™

Upload Filename with SPACE Chars to Google Cloud Storage

See more Google Cloud Storage Examples

Demonstrates how to upload a file with SPACE chars in the name to Google Cloud Storage. Android™

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    boolean 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"

    //  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..
    CkStringBuilder sbToken = new CkStringBuilder();
    sbToken.LoadFile("qa_data/tokens/googleCloudStorageAccessToken.txt","utf-8");

    //  Send a POST equivalent to this curl command.
    //  The content of the file is contained in the request body.

    //  curl -X POST --data-binary @[OBJECT] \
    //      -H "Authorization: Bearer [OAUTH2_TOKEN]" \
    //      -H "Content-Type: [OBJECT_CONTENT_TYPE]" \
    //      "https://www.googleapis.com/upload/storage/v1/b/[BUCKET_NAME]/o?uploadType=media&name=[OBJECT_NAME]"

    CkHttp http = new CkHttp();
    http.put_AuthToken(sbToken.getAsString());

    //  Use %20 for the SPACE chars in the path.
    CkStringBuilder sbPath = new CkStringBuilder();
    sbPath.Append("/upload/storage/v1/b/bucket_name/o?uploadType=media&name=file%20with%20space%20char.jpg");
    int numReplaced = sbPath.Replace("bucket_name","chilkat-ocean");

    CkHttpRequest req = new CkHttpRequest();
    req.put_HttpVerb("POST");
    req.put_Path(sbPath.getAsString());
    req.put_ContentType("image/jpeg");
    //  Indicate the file to be streamed in the request body when the HTTP POST is sent.
    //  Use SPACE chars directly in the local file path.
    req.StreamBodyFromFile("qa_data/jpg/file with space char.jpg");

    CkHttpResponse resp = new CkHttpResponse();
    success = http.HttpSReq("www.googleapis.com",443,true,req,resp);
    if (success == false) {
        Log.i(TAG, http.lastErrorText());
        return;
        }

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

    Log.i(TAG, "Response code: " + String.valueOf(responseCode));
    Log.i(TAG, "Response body");
    Log.i(TAG, resp.bodyStr());

    //  A successful response looks like this:
    //  Response code: 200
    //  Response body
    //  {
    //   "kind": "storage#object",
    //   "id": "chilkat-ocean/file with space char.jpg/1502643657837855",
    //   "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-ocean/o/file with space char.jpg",
    //   "name": "file with space char.jpg",
    //   "bucket": "chilkat-ocean",
    //   "generation": "1502643657837855",
    //   "metageneration": "1",
    //   "contentType": "image/jpeg",
    //   "timeCreated": "2017-08-13T17:00:57.811Z",
    //   "updated": "2017-08-13T17:00:57.811Z",
    //   "storageClass": "MULTI_REGIONAL",
    //   "timeStorageClassUpdated": "2017-08-13T17:00:57.811Z",
    //   "size": "777835",
    //   "md5Hash": "nTd7EM53jEk4s8fixjoimg==",
    //   "mediaLink": "https://www.googleapis.com/download/storage/v1/b/chilkat-ocean/o/file with space char.jpg?generation=1502643657837855&alt=media",
    //   "crc32c": "ixxYVw==",
    //   "etag": "CJ+azOvX1NUCEAE="
    //  }

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}