public void example1(Vertx vertx) {
OAuth2Auth oauth2 =
OAuth2Auth.create(
vertx,
OAuth2FlowType.AUTH_CODE,
new JsonObject()
.put("clientID", "YOUR_CLIENT_ID")
.put("clientSecret", "YOUR_CLIENT_SECRET")
.put("site", "https://github.com/login")
.put("tokenPath", "/oauth/access_token")
.put("authorizationPath", "/oauth/authorize"));
// when there is a need to access a protected resource or call a protected method,
// call the authZ url for a challenge
String authorization_uri =
oauth2.authorizeURL(
new JsonObject()
.put("redirect_uri", "http://localhost:8080/callback")
.put("scope", "notifications")
.put("state", "3(#0/!~"));
// when working with web application use the above string as a redirect url
// in this case GitHub will call you back in the callback uri one should now complete the
// handshake as:
String code =
"xxxxxxxxxxxxxxxxxxxxxxxx"; // the code is provided as a url parameter by github callback
// call
oauth2.getToken(
new JsonObject().put("code", code).put("redirect_uri", "http://localhost:8080/callback"),
res -> {
if (res.failed()) {
// error, the code provided is not valid
} else {
// save the token and continue...
}
});
}
public void example2(Vertx vertx, HttpServerResponse response) {
// Set the client credentials and the OAuth2 server
JsonObject credentials =
new JsonObject()
.put("clientID", "<client-id>")
.put("clientSecret", "<client-secret>")
.put("site", "https://api.oauth.com");
// Initialize the OAuth2 Library
OAuth2Auth oauth2 = OAuth2Auth.create(vertx, OAuth2FlowType.AUTH_CODE, credentials);
// Authorization oauth2 URI
String authorization_uri =
oauth2.authorizeURL(
new JsonObject()
.put("redirect_uri", "http://localhost:8080/callback")
.put("scope", "<scope>")
.put("state", "<state>"));
// Redirect example using Vert.x
response.putHeader("Location", authorization_uri).setStatusCode(302).end();
JsonObject tokenConfig =
new JsonObject()
.put("code", "<code>")
.put("redirect_uri", "http://localhost:3000/callback");
// Callbacks
// Save the access token
oauth2.getToken(
tokenConfig,
res -> {
if (res.failed()) {
System.err.println("Access Token Error: " + res.cause().getMessage());
} else {
// Get the access token object (the authorization code is given from the previous step).
AccessToken token = res.result();
}
});
}
