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(Java) Microsoft Graph -- List Users

See more Microsoft Graph Examples

Retrieve a list of Microsoft Graph user objects.

For more information, see https://docs.microsoft.com/en-us/graph/api/user-list?view=graph-rest-1.0&tabs=http

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Java Libs for Windows, MacOS, Linux, Alpine Linux, Solaris

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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[])
  {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // Get an access token with the required scope using client credentials...
    // See How to Create Microsoft Graph App (in Azure Portal) for Client Credentials Authentication
    CkHttp http = new CkHttp();
    CkHttpRequest req = new CkHttpRequest();
    req.AddParam("client_secret","CLIENT_SECRET");
    req.AddParam("client_id","CLIENT_ID");
    req.AddParam("scope","https://graph.microsoft.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());

    // -----------------------------------------------------
    // Use the access token obtained from above.
    // Note: We don't need to re-fetch a new access token every time.  An access token is valid 
    // for some amount of time, typically an hour (3600 seconds)

    // Use your previously obtained access token here:
    http.put_AuthToken(json.stringOf("access_token"));

    System.out.println("access token: " + http.authToken());

    CkStringBuilder sbResponse = new CkStringBuilder();

    boolean success = http.QuickGetSb("https://graph.microsoft.com/v1.0/users",sbResponse);
    if (success != true) {
        System.out.println(http.lastErrorText());
        return;
        }

    json.LoadSb(sbResponse);
    json.put_EmitCompact(false);

    System.out.println("Status code = " + http.get_LastStatus());
    if (http.get_LastStatus() != 200) {
        System.out.println(json.emit());
        System.out.println("Failed.");
        }

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

    // Sample output
    // {
    //   "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users",
    //   "value": [
    //     {
    //       "@odata.id": "https://graph.microsoft.com/v2/6d8ddd66-68d1-43b0-af5c-e31b4b7dd5cd/directoryObjects/fca490d8-5918-4201-8079-c5dcbeafcdc9/Microsoft.DirectoryServices.User",
    //       "businessPhones": [
    //       ],
    //       "displayName": "Joe Sample",
    //       "givenName": "Joe",
    //       "jobTitle": null,
    //       "mail": null,
    //       "mobilePhone": null,
    //       "officeLocation": null,
    //       "preferredLanguage": null,
    //       "surname": "Sample",
    //       "userPrincipalName": "admin_chilkatsoft.com#EXT#@adminchilkatsoft.onmicrosoft.com",
    //       "id": "fca490d8-5918-4201-8079-c5dcbeafcdc9"
    //     }
    //   ]
    // }

    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    String odata_id;
    String displayName;
    String givenName;
    String jobTitle;
    String mail;
    String mobilePhone;
    String officeLocation;
    String preferredLanguage;
    String surname;
    String userPrincipalName;
    String id;
    int j;
    int count_j;

    String odata_context = json.stringOf("\"@odata.context\"");
    int i = 0;
    int count_i = json.SizeOfArray("value");
    while (i < count_i) {
        json.put_I(i);
        odata_id = json.stringOf("value[i].\"@odata.id\"");
        displayName = json.stringOf("value[i].displayName");
        givenName = json.stringOf("value[i].givenName");
        jobTitle = json.stringOf("value[i].jobTitle");
        mail = json.stringOf("value[i].mail");
        mobilePhone = json.stringOf("value[i].mobilePhone");
        officeLocation = json.stringOf("value[i].officeLocation");
        preferredLanguage = json.stringOf("value[i].preferredLanguage");
        surname = json.stringOf("value[i].surname");
        userPrincipalName = json.stringOf("value[i].userPrincipalName");
        id = json.stringOf("value[i].id");
        j = 0;
        count_j = json.SizeOfArray("value[i].businessPhones");
        while (j < count_j) {
            json.put_J(j);
            j = j+1;
            }

        i = i+1;
        }
  }
}

 

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