Example usage for com.squareup.okhttp OkHttpClient newCall

Introduction

In this page you can find the example usage for com.squareup.okhttp OkHttpClient newCall.

Prototype

public Call newCall(Request request) 

Source Link

Document

Prepares the request to be executed at some point in the future.

Usage

From source file:org.hawkular.agent.monitor.dynamicprotocol.prometheus.HawkularPrometheusScraper.java

License:Apache License

@Override
protected OpenConnectionDetails openConnection(URL endpointUrl) throws IOException {
    Configuration.Builder bldr = new Configuration.Builder().useSsl(endpointUrl.getProtocol().equals("https"))
            .sslContext(sslContext).username(endpointConfig.getConnectionData().getUsername())
            .password(endpointConfig.getConnectionData().getPassword());

    BaseHttpClientGenerator httpClientGen = new BaseHttpClientGenerator(bldr.build());
    OkHttpClient httpClient = httpClientGen.getHttpClient();
    Request request = buildGetRequest(endpointUrl, httpClientGen);
    Call call = httpClient.newCall(request);
    Response response = call.execute();
    ResponseBody responseBody = response.body();
    InputStream inputStream = responseBody.byteStream();
    MediaType contentType = responseBody.contentType();

    return new OpenConnectionDetails(inputStream, (contentType != null) ? contentType.toString() : null);
}

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From source file:org.hawkular.agent.monitor.service.MonitorService.java

License:Apache License

private void waitForHawkularServer() throws Exception {
    OkHttpClient httpclient = this.httpClientBuilder.getHttpClient();

    String statusUrl = Util.getContextUrlString(configuration.getStorageAdapter().getUrl(),
            configuration.getStorageAdapter().getMetricsContext()).append("status").toString();
    Request request = this.httpClientBuilder.buildJsonGetRequest(statusUrl, null);
    int counter = 0;
    while (true) {
        Response response = null;
        try {//  w  w w .  j  av a 2s.c  om
            response = httpclient.newCall(request).execute();
            if (response.code() != 200) {
                log.debugf("Hawkular Metrics is not ready yet: %d/%s", response.code(), response.message());
            } else {
                log.debugf("Hawkular Metrics is ready: %s", response.body().string());
                break;
            }
        } catch (Exception e) {
            log.debugf("Hawkular Metrics is not ready yet: %s", e.toString());
        } finally {
            if (response != null) {
                response.body().close();
            }
        }
        Thread.sleep(5000L);
        counter++;
        if (counter % 12 == 0) {
            log.warnConnectionDelayed(counter, "metrics", statusUrl);
        }
    }

    if (this.configuration.getStorageAdapter().getType() == StorageReportTo.HAWKULAR) {
        statusUrl = Util.getContextUrlString(configuration.getStorageAdapter().getUrl(),
                configuration.getStorageAdapter().getInventoryContext()).append("status").toString();
        request = this.httpClientBuilder.buildJsonGetRequest(statusUrl, null);
        counter = 0;
        while (true) {
            Response response = null;
            try {
                response = httpclient.newCall(request).execute();
                if (response.code() != 200) {
                    log.debugf("Hawkular Inventory is not ready yet: %d/%s", response.code(),
                            response.message());
                } else {
                    log.debugf("Hawkular Inventory is ready: %s", response.body().string());
                    break;
                }
            } catch (Exception e) {
                log.debugf("Hawkular Inventory is not ready yet: %s", e.toString());
            } finally {
                if (response != null) {
                    response.body().close();
                }
            }
            Thread.sleep(5000L);
            counter++;
            if (counter % 5 == 0) {
                log.warnConnectionDelayed(counter, "inventory", statusUrl);
            }
        }
    }
}

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From source file:org.hawkular.agent.monitor.service.MonitorService.java

License:Apache License

/**
 * Registers the feed with the Hawkular system under the given tenant.
 * Note, it is OK to re-register the same feed/tenant combinations.
 *
 * If retryMillis > 0 then this will not return until the feed is properly registered.
 * If the Hawkular server is not up, this could mean we are stuck here for a long time.
 *
 * @param tenantId the feed is registered under the given tenantId
 * @param retryMillis if >0 the amount of millis to elapse before retrying
 * @throws Exception if failed to register feed
 *//*  w ww  .  ja v  a  2s  .  c  o m*/
public void registerFeed(String tenantId, int retryMillis) throws Exception {
    // get the payload in JSON format
    Feed.Blueprint feedPojo = new Feed.Blueprint(this.feedId, null);
    String jsonPayload = Util.toJson(feedPojo);

    // build the REST URL...
    // start with the protocol, host, and port, plus context
    StringBuilder url = Util.getContextUrlString(configuration.getStorageAdapter().getUrl(),
            configuration.getStorageAdapter().getInventoryContext());

    // rest of the URL says we want the feeds API
    url.append("entity/feed");

    // now send the REST requests - one for each tenant to register
    OkHttpClient httpclient = this.httpClientBuilder.getHttpClient();

    Map<String, String> header = Collections.singletonMap("Hawkular-Tenant", tenantId);
    Request request = this.httpClientBuilder.buildJsonPostRequest(url.toString(), header, jsonPayload);

    boolean keepRetrying = (retryMillis > 0);
    do {
        try {
            // note that we retry if newCall.execute throws an exception (assuming we were told to retry)
            Response httpResponse = httpclient.newCall(request).execute();

            try {
                // HTTP status of 201 means success; 409 means it already exists, anything else is an error
                if (httpResponse.code() == 201) {
                    keepRetrying = false;
                    final String feedObjectFromServer = httpResponse.body().string();
                    final Feed feed = Util.fromJson(feedObjectFromServer, Feed.class);
                    if (this.feedId.equals(feed.getId())) {
                        log.infoUsingFeedId(feed.getId(), tenantId);
                    } else {
                        // do not keep retrying - this is a bad error; we need to abort
                        log.errorUnwantedFeedId(feed.getId(), this.feedId, tenantId);
                        throw new Exception(String.format("Received unwanted feed [%s]", feed.getId()));
                    }
                } else if (httpResponse.code() == 409) {
                    keepRetrying = false;
                    log.infoFeedIdAlreadyRegistered(this.feedId, tenantId);
                } else if (httpResponse.code() == 404) {
                    // the server is probably just starting to come up - wait for it if we were told to retry
                    keepRetrying = (retryMillis > 0);
                    throw new Exception(String.format("Is the Hawkular Server booting up? (%d=%s)",
                            httpResponse.code(), httpResponse.message()));
                } else {
                    // futile to keep retrying and getting the same 500 or whatever error
                    keepRetrying = false;
                    throw new Exception(String.format("status-code=[%d], reason=[%s]", httpResponse.code(),
                            httpResponse.message()));
                }
            } finally {
                httpResponse.body().close();
            }
        } catch (Exception e) {
            log.warnCannotRegisterFeed(this.feedId, tenantId, request.urlString(), e.toString());
            if (keepRetrying) {
                Thread.sleep(retryMillis);
            } else {
                throw e;
            }
        }
    } while (keepRetrying);
}

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From source file:org.hawkular.commons.rest.status.itest.StatusEndpointITest.java

License:Apache License

@Test(groups = { GROUP })
public void testStatusEndpoint() throws IOException, InterruptedException {

    OkHttpClient client = new OkHttpClient();

    Request request = new Request.Builder().addHeader("Accept", "application/json").url(statusUrl).build();

    Response response = client.newCall(request).execute();
    if (response.isSuccessful()) {
        String foundBody = response.body().string();

        /* see src/test/resources/rest-status/MANIFEST.MF */
        String expected = "{\"Implementation-Version\":\"1.2.3.4\","//
                + "\"Built-From-Git-SHA1\":\"cofeebabe\","//
                + "\"testKey1\":\"testValue1\"}";
        Assert.assertEquals(foundBody, expected);
    } else {//from w w  w .  j a  v  a2  s  . c  o m
        Assert.fail("Could not get [" + statusUrl + "]: " + response.code() + " " + response.message());
    }

}

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From source file:org.jboss.arquillian.ce.proxy.AbstractProxy.java

License:Open Source License

public <T> T post(String url, Class<T> returnType, Object requestObject) throws Exception {
    final OkHttpClient httpClient = getHttpClient();

    Request.Builder builder = new Request.Builder();
    builder.url(url);// w  ww.j av a  2s  . co  m

    if (requestObject != null) {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        try (ObjectOutputStream oos = new ObjectOutputStream(baos)) {
            oos.writeObject(requestObject);
            oos.flush();
        } catch (Exception e) {
            throw new RuntimeException("Error sending request Object, " + requestObject, e);
        }
        RequestBody body = RequestBody.create(MediaType.parse("application/octet-stream"), baos.toByteArray());
        builder.post(body);
    }

    Request request = builder.build();
    Response response = httpClient.newCall(request).execute();

    int responseCode = response.code();

    if (responseCode == HttpURLConnection.HTTP_OK) {
        Object o;
        try (ObjectInputStream ois = new ObjectInputStream(response.body().byteStream())) {
            o = ois.readObject();
        }

        if (returnType.isInstance(o) == false) {
            throw new IllegalStateException(
                    "Error reading results, expected a " + returnType.getName() + " but got " + o);
        }

        return returnType.cast(o);
    } else if (responseCode == HttpURLConnection.HTTP_NO_CONTENT) {
        return null;
    } else if (responseCode != HttpURLConnection.HTTP_NOT_FOUND) {
        throw new IllegalStateException(
                "Error launching test at " + url + ". Got " + responseCode + " (" + response.message() + ")");
    }

    return null; // TODO
}

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From source file:org.jboss.arquillian.ce.proxy.AbstractProxy.java

License:Open Source License

public synchronized InputStream post(Map<String, String> labels, int index, int port, String path)
        throws Exception {
    String url = url(labels, index, port, path, null);

    OkHttpClient httpClient = getHttpClient();
    Request.Builder builder = new Request.Builder();
    builder.url(url);/*from w w  w  .  j a  va2  s . co  m*/

    Request request = builder.build();
    Response response = httpClient.newCall(request).execute();

    return response.body().byteStream();
}

---

From source file:org.jboss.arquillian.ce.proxy.AbstractProxy.java

License:Open Source License

public int status(String url) {
    try {/*from  w  w  w.  j  av a2s . c o m*/
        OkHttpClient httpClient = getHttpClient();
        Request request = new Request.Builder().url(url).build();
        Response response = httpClient.newCall(request).execute();
        return response.code();
    } catch (Exception e) {
        throw new IllegalStateException(e);
    }
}

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From source file:org.jclouds.http.okhttp.OkHttpCommandExecutorService.java

License:Apache License

@Override
protected HttpResponse invoke(Request nativeRequest) throws IOException, InterruptedException {
    OkHttpClient requestScopedClient = globalClient.clone();
    requestScopedClient.setProxy(proxyForURI.apply(nativeRequest.uri()));

    Response response = requestScopedClient.newCall(nativeRequest).execute();

    HttpResponse.Builder<?> builder = HttpResponse.builder();
    builder.statusCode(response.code());
    builder.message(response.message());

    Builder<String, String> headerBuilder = ImmutableMultimap.builder();
    Headers responseHeaders = response.headers();
    for (String header : responseHeaders.names()) {
        headerBuilder.putAll(header, responseHeaders.values(header));
    }//www.j  a v a  2s .  c o  m

    ImmutableMultimap<String, String> headers = headerBuilder.build();

    if (response.code() == 204 && response.body() != null) {
        response.body().close();
    } else {
        Payload payload = newInputStreamPayload(response.body().byteStream());
        contentMetadataCodec.fromHeaders(payload.getContentMetadata(), headers);
        builder.payload(payload);
    }

    builder.headers(filterOutContentHeaders(headers));

    return builder.build();
}

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From source file:org.jenkinsci.tools.bce.JenkinsBCEMojo.java

License:Open Source License

private ResolvedArtifact getUpdateCenterBaseline() throws MojoFailureException {
    final String url = getBaselinePayload(UPDATE_CENTER);
    if (url == null || url.isEmpty()) {
        return null;
    }/*  w ww. j a v  a 2  s  . c om*/
    final JsonElement updates;
    try {
        // TODO: look for internal Maven URL downloading methods (using proxies, etc.)
        final OkHttpClient client = new OkHttpClient();
        Request request = new Request.Builder().url(url).build();
        String response = client.newCall(request).execute().body().string();
        // TODO: review JSONP parsing
        response = response.substring(response.indexOf('{'));
        response = response.substring(0, response.lastIndexOf(')'));
        updates = new JsonParser().parse(new JsonReader(new StringReader(response)));
    } catch (Exception e) {
        throw failure(e, "Unable to get plugin information from update center [%s]", url);
    }
    // TODO: error reporting, new plugins, etc.
    final String coordinates;
    try {
        coordinates = updates.getAsJsonObject().get("plugins").getAsJsonObject()
                .get(mavenProject.getArtifactId()).getAsJsonObject().get("gav").getAsString();
    } catch (RuntimeException e) {
        throw failure(e, "Unable to get plugin coordinates from update center [%s] info", url);
    }
    return new ResolvedArtifact(parseArtifact(coordinates));
}

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From source file:org.mythtv.services.api.ServerVersionQuery.java

License:Apache License

private static ApiVersion getMythVersion(String baseUri, OkHttpClient client) throws IOException {
    StringBuilder urlBuilder = new StringBuilder(baseUri);
    if (!baseUri.endsWith("/"))
        urlBuilder.append("/");
    urlBuilder.append("Myth/GetHostName");
    Request request = new Request.Builder().url(urlBuilder.toString())
            .addHeader("User-Agent", "MythTv Service API").addHeader("Connection", "Close").build();
    Response response = client.newCall(request).execute();
    if (response.isSuccessful()) {
        String serverHeader = response.header(MYTHTV_SERVER_HEADER);
        if (!Strings.isNullOrEmpty(serverHeader)) {
            // we have our header get the version.
            int idx = serverHeader.indexOf(MYTHTV_SERVER_MYTHVERSION);
            if (idx >= 0) {
                idx += MYTHTV_SERVER_MYTHVERSION.length();
                String version = serverHeader.substring(idx);
                if (version.contains("0.27"))
                    return ApiVersion.v027;
                if (version.contains("0.28"))
                    return ApiVersion.v028;
            }//w  ww. ja  v a2  s.  c  om
        }
    }
    return ApiVersion.NotSupported;
}

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