Java GMail: Get User's GMail Profile

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Gets the current user's Gmail profile.

Documentation: https://developers.google.com/gmail/api/v1/reference/users/getProfile

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;
        }

    rest.AddPathParam("userId","matt@chilkat.io");

    CkStringBuilder sbJson = new CkStringBuilder();
    success = rest.FullRequestNoBodySb("GET","/gmail/v1/users/userId/profile",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 emailAddress;
    int messagesTotal;
    int threadsTotal;
    String historyId;

    emailAddress = json.stringOf("emailAddress");
    messagesTotal = json.IntOf("messagesTotal");
    threadsTotal = json.IntOf("threadsTotal");
    historyId = json.stringOf("historyId");

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

Sample JSON Response Body

{
  "emailAddress": "matt@chilkat.io",
  "messagesTotal": 3,
  "threadsTotal": 3,
  "historyId": "1257"
}