Google Drive SDK

Files: touch

Requires authorization

Set the file's updated time to the current server time. Try it now or see an example.

Request

HTTP request

POST https://www.googleapis.com/drive/v2/files/fileId/touch

Parameters

Parameter name Value Description
Path parameters
fileId string The ID of the file to update.

Authorization

This request requires authorization with at least one of the following scopes (read more about authentication and authorization).

Scope
https://www.googleapis.com/auth/drive
https://www.googleapis.com/auth/drive.file
https://www.googleapis.com/auth/drive.appdata
https://www.googleapis.com/auth/drive.apps.readonly

Request body

Do not supply a request body with this method.

Response

If successful, this method returns a Files resource in the response body.

Examples

Note: The code examples available for this method do not represent all supported programming languages (see the client libraries page for a list of supported languages).

Java

Uses the Java client library

import com.google.api.services.drive.Drive;
import com.google.api.services.drive.model.File

import java.io.IOException;
// ...

public class MyClass {

  // ...

  /**
   * Update a file's modified date.
   *
   * @param service Drive API service instance.
   * @param fileId ID of the file to update the modified date for.
   * @return The updated file if successful, {@code null} otherwise.
   */
  private static File updateModifiedDate(Drive service, String fileId) {
    try {
      return service.files().touch(fileId).execute();
    } catch (IOException e) {
      System.out.println("An error occurred: " + e);
    }
    return null;
  }

  // ...

}

.NET

Uses the .NET client library

using Google.Apis.Drive.v2;
using Google.Apis.Drive.v2.Data;

using System.Net;
// ...

public class MyClass {

  // ...

  /// <summary>
  /// Update a file's modified date.
  /// </summary>
  /// <param name="service">Drive API service instance.</param>
  /// <param name="fileId">ID of the file to update the modified date for.</param>
  /// <returns>The updated file, null is returned if an API error occurred</returns>
  public static File UpdateModifiedDate(DriveService service, String fileId) {
    try {
      return service.Files.Touch(fileId).Fetch();
    } catch (Exception e) {
      Console.WriteLine("An error occurred: " + e.Message);
    }
    return null;
  }

  // ...
}

PHP

Uses the PHP client library

/**
 * Update a file's modified date.
 *
 * @param Google_DriveService $service Drive API service instance.
 * @param String $fileId ID of the file to update the modified date for.
 * @return Google_DriveFile The updated file. NULL is returned if an API error occurred.
 */
function updateModifiedDate($service, $fileId) {
  try {
    return $service->files->touch($fileId);
  } catch (Exception $e) {
    print "An error occurred: " . $e->getMessage();
  }
  return NULL;
}

Python

Uses the Python client library

from apiclient import errors
# ...

def update_modified_date(service, file_id):
  """Update a file's modified date.

  Args:
    service: Drive API service instance.
    file_id: ID of the file to update the modified date for.

  Returns:
    The updated file if successful, None otherwise.
  """
  try:
    return service.files().touch(fileId=file_id).execute()
  except errors.HttpError, error:
    print 'An error occurred: %s' % error
  return None

Ruby

Uses the Ruby client library

##
# Update a file's modified date
#
# @param [Google::APIClient] client
#   Authorized client instance
# @param [String] file_id
#   ID of the file to update the modified date for
# @return [Google::APIClient::Schema::Drive::V2::File]
#   The updated file if successful, nil otherwise
def update_modified_date(client, file_id)
  drive = client.discovered_api('drive', 'v2')
  result = client.execute(
    :api_method => drive.files.touch,
    :parameters => { 'fileId' => file_id })
  if result.status == 200
    return result.data
  else
    puts "An error occurred: #{result.data['error']['message']}"
  end
end

JavaScript

Uses the JavaScript client library

/**
 * Update a file's modified date.
 *
 * @param {String} fileId ID of the file to update the modified date for.
 */
function updateModifiedDate(fileId) {
  var request = gapi.client.drive.files.touch({
    'fileId': fileId
  });
  request.execute(function(resp) { });
}

Go

Uses the Go client library

import (
  "code.google.com/p/google-api-go-client/drive/v2"
  "fmt"
)

// UpdateModifiedDate updates the given file's modified date
func UpdateModifiedDate(d *drive.Service, fileId string) (*drive.File, error) {
  r, err := d.Files.Touch(fileId).Do()
  if err != nil {
    fmt.Printf("An error occurred: %v\n", err)
    return nil, err
  }
  return r, nil
}

Objective-C

Uses the Objective-C client library

#import "GTLDrive.h"
// ...

+ (void)updateModifiedDateWithService:(GTLServiceDrive *)service
                               fileId:(NSString *)fileId
                      completionBlock:(void (^)(GTLDriveFile *, NSError *))completionBlock {
  GTLQueryDrive *query = [GTLQueryDrive queryForFilesTouchWithFileId:fileId];
  // queryTicket can be used to track the status of the request.
  GTLServiceTicket *queryTicket =
    [service executeQuery:query
        completionHandler:^(GTLServiceTicket *ticket, GTLDriveFile *file,
                            NSError *error) {
          if (error == nil) {
            completionBlock(file, nil);
          } else {
            NSLog(@"An error occurred: %@", error);
            completionBlock(nil, error);
          }
        }];
}

// ...

Try it!

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