Chilkat Examples

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Java Examples

ASN.1
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(Java) Delete File

Permanently deletes a file owned by the user without moving it to the trash. If the target is a folder, all descendants owned by the user are also deleted.

See Google Drive Files delete for more information.

Chilkat Java Downloads

Java Libs for Windows, Linux, Alpine Linux,
MAC OS X, Solaris, FreeBSD, OpenBSD,
Raspberry Pi and other single board computers

Java Libs for Android

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    boolean success = true;

    //  It 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
    //  Google Drive scope.

    CkAuthGoogle gAuth = new CkAuthGoogle();
    gAuth.put_AccessToken("GOOGLE-DRIVE-ACCESS-TOKEN");

    CkRest rest = new CkRest();

    //  Connect using TLS.
    boolean bAutoReconnect = true;
    success = rest.Connect("www.googleapis.com",443,true,bAutoReconnect);

    //  Provide the authentication credentials (i.e. the access token)
    rest.SetAuthGoogle(gAuth);

    //  To delete a file, we must use the fileId.
    //  This must've been obtained by listing or searching for the file
    //  to get the metadata.
    //  Assume we already did that an have the fileId
    String fileId = "0B53Q6OSTWYoldUprZVU1ZVQ5Z0k";

    CkStringBuilder sbPath = new CkStringBuilder();
    sbPath.Append("/drive/v3/files/");
    sbPath.Append(fileId);

    String jsonResponse = rest.fullRequestNoBody("DELETE",sbPath.getAsString());
    if (rest.get_LastMethodSuccess() != true) {
        System.out.println(rest.lastErrorText());
        return;
        }

    //  A successful response will have a status code equal to 204 and the response body is empty.
    //  (If not successful, then there should be a JSON response body with information..)
    if (rest.get_ResponseStatusCode() != 204) {
        System.out.println("response status code = " + rest.get_ResponseStatusCode());
        System.out.println("response status text = " + rest.responseStatusText());
        System.out.println("response header: " + rest.responseHeader());
        System.out.println("response JSON: " + jsonResponse);
        return;
        }

    System.out.println("File deleted.");
  }
}

 

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