(Java) SugarCRM Authenticate

Demonstrates how to authenticate to the SugarCRM REST v10 API. This is how an OAuth2 access token is obtained.

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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;

    success = rest.Connect("your.site.domain",443,true,true);
    if (success != true) {
        System.out.println(rest.lastErrorText());
        return;
        }

    rest.AddHeader("Cache-Control","no-cache");

    // The following code creates the JSON request body.
    // The JSON created by this code is shown below.
    CkJsonObject jsonReq = new CkJsonObject();
    jsonReq.UpdateString("grant_type","password");
    jsonReq.UpdateString("client_id","sugar");
    jsonReq.UpdateString("client_secret","CLIENT_SECRET");
    jsonReq.UpdateString("username","admin");
    jsonReq.UpdateString("password","password");
    jsonReq.UpdateString("platform","custom_api");

    // The JSON request body created by the above code:

    // {
    //   "grant_type": "password",
    //   "client_id": "sugar",
    //   "client_secret": "CLIENT_SECRET",
    //   "username": "admin",
    //   "password": "password",
    //   "platform": "custom_api"
    // }

    CkStringBuilder sbReq = new CkStringBuilder();
    jsonReq.EmitSb(sbReq);

    rest.AddHeader("Content-Type","application/json");

    CkStringBuilder sbJson = new CkStringBuilder();
    success = rest.FullRequestSb("POST","/rest/v10/oauth2/token",sbReq,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 access_token;
    int expires_in;
    String token_type;
    boolean scope;
    String refresh_token;
    int refresh_expires_in;
    String download_token;

    access_token = json.stringOf("access_token");
    expires_in = json.IntOf("expires_in");
    token_type = json.stringOf("token_type");
    scope = json.IsNullOf("scope");
    refresh_token = json.stringOf("refresh_token");
    refresh_expires_in = json.IntOf("refresh_expires_in");
    download_token = json.stringOf("download_token");

    // A sample JSON response body that is parsed by the above code:

    // {
    //   "access_token": "c6d495c9-bb25-81d2-5f81-533ef6479f9b",
    //   "expires_in": 3600,
    //   "token_type": "bearer",
    //   "scope": null,
    //   "refresh_token": "cbc40e67-12bc-4b56-a1d9-533ef62f2601",
    //   "refresh_expires_in": 1209600,
    //   "download_token": "cc5d1a9f-6627-3349-96e5-533ef6b1a493"
    // }

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