Example usage for io.vertx.core.http HttpClient getAbs

Introduction

In this page you can find the example usage for io.vertx.core.http HttpClient getAbs.

Prototype

HttpClientRequest getAbs(String absoluteURI, Handler<AsyncResult<HttpClientResponse>> responseHandler);

Source Link

Document

Create an HTTP GET request to send to the server using an absolute URI, specifying a response handler to receive the response

Usage

From source file:org.folio.auth.login_module.impl.ModuleUserSource.java

@Override
public Future<UserResult> getUser(String username) {
    if (okapiUrl == null || vertx == null || requestToken == null || tenant == null) {
        throw new RuntimeException(
                "You must call setOkapiUrl, setVertx, setRequestToken and setTenant before calling this method");
    }//from w w  w. j  a  va 2 s  .  c  o  m
    Future<UserResult> future = Future.future();
    HttpClientOptions options = new HttpClientOptions();
    options.setConnectTimeout(10);
    options.setIdleTimeout(10);
    HttpClient client = vertx.createHttpClient(options);
    JsonObject query = new JsonObject().put("username", username);
    String requestUrl = null;
    try {
        requestUrl = okapiUrl + "/users/?query=" + URLEncoder.encode(query.encode(), "UTF-8");
    } catch (Exception e) {
        future.fail(e);
        return future;
    }
    logger.debug("Requesting userdata from URL at " + requestUrl);
    client.getAbs(requestUrl, res -> {
        if (res.statusCode() != 200) {
            future.fail("Got status code " + res.statusCode());
        } else {
            res.bodyHandler(buf -> {
                logger.debug("Got content from server: " + buf.toString());
                JsonObject result = buf.toJsonObject();
                if (result.getInteger("total_records") > 1) {
                    future.fail("Not unique username");
                } else if (result.getInteger("total_records") == 0) {
                    UserResult userResult = new UserResult(username, false);
                    future.complete(userResult);
                } else {
                    UserResult userResult = new UserResult(username, true,
                            result.getJsonArray("users").getJsonObject(0).getBoolean("active"));
                    future.complete(userResult);
                }
            });
        }
    }).putHeader("X-Okapi-Tenant", tenant).putHeader("Authorization", "Bearer " + requestToken)
            .putHeader("Content-type", "application/json").putHeader("Accept", "application/json").end();
    return future;
}

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