(Java) Dynamics CRM Oauth2 Client Credentials

Get an OAuth2 access token for Dynamics CRM using client credentials.

Chilkat Java Downloads Java Libs for Windows, MacOS, Linux, Alpine Linux, Solaris 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[])
  {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkHttp http = new CkHttp();

    // Pass the client ID/secret using Basic HTTP authentication.
    http.put_Login("CLIENT_ID");
    http.put_Password("CLIENT_SECRET");
    http.put_BasicAuth(true);

    CkHttpRequest req = new CkHttpRequest();
    req.AddParam("client_secret","CLIENT_SECRET");
    req.AddParam("client_id","CLIENT_ID");
    req.AddParam("scope","https://yourdynamicsdomain.crm3.dynamics.com/.default");
    req.AddParam("grant_type","client_credentials");

    // Use your own tenant ID, for example 4d8fdd66-66d1-43b0-ae5c-e31b4b7de5cd
    String url = "https://login.microsoftonline.com/TENANT_ID/oauth2/v2.0/token";
    CkHttpResponse resp = http.PostUrlEncoded(url,req);
    if (http.get_LastMethodSuccess() != true) {
        System.out.println(http.lastErrorText());
        return;
        }

    int statusCode = resp.get_StatusCode();
    System.out.println("Response status code = " + statusCode);

    CkJsonObject json = new CkJsonObject();
    json.Load(resp.bodyStr());

    json.put_EmitCompact(false);
    System.out.println(json.emit());

    if (statusCode == 200) {
        json.WriteFile("qa_data/tokens/dynamicsCrmClientCredentialsToken.json");
        System.out.println("Success.");
        }
    else {
        System.out.println("Failed.");
        }
  }
}