Java

Okta: Refresh Access Token with the Auth Code Flow

See more Okta OAuth/OIDC Examples

Demonstrates how to refresh a token that was obtained using the authorization code flow. Chilkat2 Java

import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.JsonObject;
import com.chilkatsoft.chilkat2.OAuth2;
import com.chilkatsoft.chilkat2.StringBuilder;

public class ChilkatExample {

    public static void main(String[] args) {
        // This example requires the Chilkat API to have been previously unlocked.
        // See Global Unlock Sample for sample code.

        // See Get Okta Access Token using Authorization Code Flow with PKCE
        // for sample code showing how to obtain an Okta access token using the authorization code flow for native apps (with PKCE).

        JsonObject jsonToken = new JsonObject();
        try {
            jsonToken.loadFile("qa_data/tokens/okta.json");
        } catch (ChilkatException e) {
            System.out.println("Failed to load myob.json");
            return;
        }

        OAuth2 oauth2 = new OAuth2();

        oauth2.setTokenEndpoint("https://{yourOktaDomain}/oauth2/default/v1/token");

        // Replace these with actual values.
        oauth2.setClientId("OKTA_CLIENT_ID");
        oauth2.setClientSecret("OKTA_CLIENT_SECRET");

        // Get the "refresh_token"
        oauth2.setRefreshToken(jsonToken.stringOf("refresh_token"));

        // Send the HTTP POST to refresh the access token..
        oauth2.setVerboseLogging(true);
        try {
            oauth2.refreshAccessToken();
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // Load the access token response into the json object
        jsonToken.load(oauth2.getAccessTokenResponse());

        // Save the new JSON access token response to a file.
        // The access + refresh tokens contained in this JSON will be needed for the next refresh.
        StringBuilder sbJson = new StringBuilder();
        jsonToken.setEmitCompact(false);
        jsonToken.emitSb(sbJson);
        sbJson.writeFile("qa_data/tokens/okta.json", "utf-8", false);

        System.out.println("OAuth2 authorization granted!");
        System.out.println("New Access Token = " + oauth2.getAccessToken());
    }
}