Java Google Drive: List Files

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Lists files..

Documentation: https://developers.google.com/drive/v3/reference/files/list

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[])
  {
    CkRest rest = new CkRest();
    boolean success;

    //   Provide a previously obtained OAuth2 access token.
    CkOAuth2 oauth2 = new CkOAuth2();
    oauth2.put_AccessToken("OAUTH2_ACCESS_TOKEN");
    rest.SetAuthOAuth2(oauth2);

    success = rest.Connect("www.googleapis.com",443,true,true);
    if (success != true) {
        System.out.println(rest.lastErrorText());
        return;
        }

    CkStringBuilder sbJson = new CkStringBuilder();
    success = rest.FullRequestNoBodySb("GET","/drive/v3/files",sbJson);
    if (success != true) {
        System.out.println(rest.lastErrorText());
        return;
        }

    if (rest.get_ResponseStatusCode() != 200) {
        System.out.println("Received error response code: " + rest.get_ResponseStatusCode());
        System.out.println("Response body:");
        System.out.println(sbJson.getAsString());
        return;
        }

    CkJsonObject json = new CkJsonObject();
    json.LoadSb(sbJson);

    //  The following code parses the JSON response.
    //  A sample JSON response is shown below the sample code.
    String kind;
    boolean incompleteSearch;
    int i;
    int count_i;
    String id;
    String name;
    String mimeType;

    kind = json.stringOf("kind");
    incompleteSearch = json.BoolOf("incompleteSearch");
    i = 0;
    count_i = json.SizeOfArray("files");
    while (i < count_i) {
        json.put_I(i);
        kind = json.stringOf("files[i].kind");
        id = json.stringOf("files[i].id");
        name = json.stringOf("files[i].name");
        mimeType = json.stringOf("files[i].mimeType");
        i = i+1;
        }

    System.out.println("Example Completed.");
  }
}

Sample JSON Response Body

{
 "kind": "drive#fileList",
 "incompleteSearch": false,
 "files": [
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolT1E4blNEaHlBVTg",
   "name": "misc",
   "mimeType": "application/vnd.google-apps.folder"
  },
  {
   "kind": "drive#file",
   "id": "0B84ttUI7E_NyWHBYNUlFRGZSWVE",
   "name": "02112017091435553-LW0826-058444946-4C414E43.xml",
   "mimeType": "application/xml"
  },
  {
   "kind": "drive#file",
   "id": "0B5w0YPzxv8g6SmRDTWUweEJCeVk",
   "name": "Sales in 2004.pdf",
   "mimeType": "application/pdf"
  },
  {
   "kind": "drive#file",
   "id": "0By-hrxCCDzSQUGxJY0hzNUFpNmc",
   "name": "helloWorld.txt",
   "mimeType": "text/plain"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolMjZhSkV0a2tUX3c",
   "name": "hamletC.xml",
   "mimeType": "text/xml"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolVlA1d0tscUtRLXc",
   "name": "chilkat",
   "mimeType": "application/vnd.google-apps.folder"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolelZ2UGdPZmlJTmc",
   "name": "hamlet2.xml",
   "mimeType": "text/xml"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolaWNqLWJqLUhwb2M",
   "name": "starfish3.jpg",
   "mimeType": "image/jpeg"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolNlFnbDhWZ3g3UGc",
   "name": "starfish4.jpg",
   "mimeType": "image/jpeg"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolQlExSlBQT1phZXM",
   "name": "pigs.json",
   "mimeType": "attachment/json"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolVHRPVkxtYWFtZkk",
   "name": "starfish20.jpg",
   "mimeType": "image/jpeg"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolRGZEV3ZGUTZfNFk",
   "name": "penguins2.jpg",
   "mimeType": "image/jpeg"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolS2FXSjliMXQxSU0",
   "name": "starfish.jpg",
   "mimeType": "image/jpeg"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolREhVUzVWRUlFeGM",
   "name": "Пингвины.jpg",
   "mimeType": "image/jpeg"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolZUhxckMzb0dRMzg",
   "name": "starfish.jpg",
   "mimeType": "image/jpeg"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolbUF6WS1Gei1oalk",
   "name": "penguins.jpg",
   "mimeType": "image/jpeg"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYola296ODZUSm5GYU0",
   "name": "123",
   "mimeType": "application/vnd.google-apps.folder"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolbTE3c3J5RHBUcHM",
   "name": "abc",
   "mimeType": "application/vnd.google-apps.folder"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolTmhybWJSUGd5Q2c",
   "name": "testHello.txt",
   "mimeType": "text/plain"
  },
  {
   "kind": "drive#file",
   "id": "0B53Q6OSTWYolY2tPU1BnYW02T2c",
   "name": "testFolder",
   "mimeType": "application/vnd.google-apps.folder"
  }
 ]
}