com.google.android.gms.drive.CreateFileActivityOptions Java Examples

private Task<Void> createFileIntentSender(DriveContents driveContents) {

        final String inFileName = activity.getDatabasePath(DATABASE_NAME).toString();

        try {
            File dbFile = new File(inFileName);
            FileInputStream fis = new FileInputStream(dbFile);
            OutputStream outputStream = driveContents.getOutputStream();

            // Transfer bytes from the inputfile to the outputfile
            byte[] buffer = new byte[1024];
            int length;
            while ((length = fis.read(buffer)) > 0) {
                outputStream.write(buffer, 0, length);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }

        MetadataChangeSet metadataChangeSet = new MetadataChangeSet.Builder()
                .setTitle("database_backup.db")
                .setMimeType("application/db")
                .build();


        CreateFileActivityOptions createFileActivityOptions =
                new CreateFileActivityOptions.Builder()
                        .setInitialMetadata(metadataChangeSet)
                        .setInitialDriveContents(driveContents)
                        .build();

        return mDriveClient
                .newCreateFileActivityIntentSender(createFileActivityOptions)
                .continueWith(
                        task -> {
                            activity.startIntentSenderForResult(task.getResult(), REQUEST_CODE_CREATION, null, 0, 0, 0);
                            return null;
                        });
    }
 

/**
 * Creates an {@link IntentSender} to start a dialog activity with configured {@link
 * CreateFileActivityOptions} for user to create a new photo in Drive.
 */
private Task<Void> createFileIntentSender(DriveContents driveContents, Bitmap image) {
  Log.i(TAG, "New contents created.");
  // Get an output stream for the contents.
  OutputStream outputStream = driveContents.getOutputStream();
  // Write the bitmap data from it.
  ByteArrayOutputStream bitmapStream = new ByteArrayOutputStream();
  image.compress(Bitmap.CompressFormat.PNG, 100, bitmapStream);
  try {
    outputStream.write(bitmapStream.toByteArray());
  } catch (IOException e) {
    Log.w(TAG, "Unable to write file contents.", e);
  }

  // Create the initial metadata - MIME type and title.
  // Note that the user will be able to change the title later.
  MetadataChangeSet metadataChangeSet =
      new MetadataChangeSet.Builder()
          .setMimeType("image/jpeg")
          .setTitle("Android Photo.png")
          .build();
  // Set up options to configure and display the create file activity.
  CreateFileActivityOptions createFileActivityOptions =
      new CreateFileActivityOptions.Builder()
          .setInitialMetadata(metadataChangeSet)
          .setInitialDriveContents(driveContents)
          .build();

  return mDriveClient
      .newCreateFileActivityIntentSender(createFileActivityOptions)
      .continueWith(
          new Continuation<IntentSender, Void>() {
            @Override
            public Void then(@NonNull Task<IntentSender> task) throws Exception {
              startIntentSenderForResult(task.getResult(), REQUEST_CODE_CREATOR, null, 0, 0, 0);
              return null;
            }
          });
}
 

/**
 * Creates an {@link IntentSender} to start a dialog activity with configured {@link
 * CreateFileActivityOptions} for user to create a new photo in Drive.
 */
private Task<Void> createFileIntentSender(DriveContents driveContents, Bitmap image) {
  Log.i(TAG, "New contents created.");
  // Get an output stream for the contents.
  OutputStream outputStream = driveContents.getOutputStream();
  // Write the bitmap data from it.
  ByteArrayOutputStream bitmapStream = new ByteArrayOutputStream();
  image.compress(Bitmap.CompressFormat.PNG, 100, bitmapStream);
  try {
    outputStream.write(bitmapStream.toByteArray());
  } catch (IOException e) {
    Log.w(TAG, "Unable to write file contents.", e);
  }

  // Create the initial metadata - MIME type and title.
  // Note that the user will be able to change the title later.
  MetadataChangeSet metadataChangeSet =
      new MetadataChangeSet.Builder()
          .setMimeType("image/jpeg")
          .setTitle("Android Photo.png")
          .build();
  // Set up options to configure and display the create file activity.
  CreateFileActivityOptions createFileActivityOptions =
      new CreateFileActivityOptions.Builder()
          .setInitialMetadata(metadataChangeSet)
          .setInitialDriveContents(driveContents)
          .build();

  return mDriveClient
      .newCreateFileActivityIntentSender(createFileActivityOptions)
      .continueWith(
              task -> {
                startIntentSenderForResult(task.getResult(), REQUEST_CODE_CREATOR, null, 0, 0, 0);
                return null;
              });
}
 

private void createFileWithIntent() {
    // [START drive_android_create_file_with_intent]
    Task<DriveContents> createContentsTask = getDriveResourceClient().createContents();
    createContentsTask
            .continueWithTask(task -> {
                DriveContents contents = task.getResult();
                OutputStream outputStream = contents.getOutputStream();
                try (Writer writer = new OutputStreamWriter(outputStream)) {
                    writer.write("Hello World!");
                }

                MetadataChangeSet changeSet = new MetadataChangeSet.Builder()
                                                      .setTitle("New file")
                                                      .setMimeType("text/plain")
                                                      .setStarred(true)
                                                      .build();

                CreateFileActivityOptions createOptions =
                        new CreateFileActivityOptions.Builder()
                                .setInitialDriveContents(contents)
                                .setInitialMetadata(changeSet)
                                .build();
                return getDriveClient().newCreateFileActivityIntentSender(createOptions);
            })
            .addOnSuccessListener(this,
                    intentSender -> {
                        try {
                            startIntentSenderForResult(
                                    intentSender, REQUEST_CODE_CREATE_FILE, null, 0, 0, 0);
                        } catch (IntentSender.SendIntentException e) {
                            Log.e(TAG, "Unable to create file", e);
                            showMessage(getString(R.string.file_create_error));
                            finish();
                        }
                    })
            .addOnFailureListener(this, e -> {
                Log.e(TAG, "Unable to create file", e);
                showMessage(getString(R.string.file_create_error));
                finish();
            });
    // [END drive_android_create_file_with_intent]
}