jbaysolutions/gwt-oauth2

OAuth 2.0 Library for GWT (Google Web Toolkit)

gwt-oauth2

• gwt-oauth2 : The core library
• sample : A demo application

Live demo: https://gwt-oauth2.appspot.com/

Quick start

1. Add the Maven denpendency

<dependency>
  <groupId>io.github.freddyboucher</groupId>
  <artifactId>gwt-oauth2</artifactId>
  <version>0.3</version>
  <scope>provided</scope>
</dependency>

2. Add <inherits name="io.github.freddyboucher.gwt.oauth2.OAuth2"/> to your GWT module XML file.

3. Use it as follow:

public class App implements EntryPoint {
  @Override
  public void onModuleLoad() {
    Button button = new Button("Google", (ClickHandler) event -> {
      AuthRequest req =
          new AuthRequest("https", "accounts.google.com", "o/oauth2/auth", "GOOGLE_CLIENT_ID")
              .setParameter("scope", "email profile openid");
      Auth.get().login(req, new Callback<Map<String, String>, Throwable>() {
        @Override
        public void onFailure(Throwable reason) {
          GWT.log(null, reason);
        }

        @Override
        public void onSuccess(Map<String, String> result) {
          String token = result.get("access_token");
          GWT.log(token);
        }
      }, "access_token");
    });
    RootPanel.get().add(button);
  }
}

Contributing

Code must pass Google Java Style Guide.