Example usage for java.util.concurrent.atomic AtomicReference get

Introduction

In this page you can find the example usage for java.util.concurrent.atomic AtomicReference get.

Prototype

public final V get() 

Source Link

Document

Returns the current value, with memory effects as specified by VarHandle#getVolatile .

Usage

From source file:info.archinnov.achilles.test.integration.tests.LWTOperationsIT.java

@Test
public void should_notify_listener_when_LWT_error_on_native_query() throws Exception {
    //Given//from  ww  w.  j  av  a 2  s .c om
    final AtomicReference<LWTResultListener.LWTResult> atomicLWTResult = new AtomicReference(null);
    LWTResultListener listener = new LWTResultListener() {
        @Override
        public void onSuccess() {
        }

        @Override
        public void onError(LWTResult lwtResult) {
            atomicLWTResult.compareAndSet(null, lwtResult);
        }
    };
    Map<String, Object> expectedCurrentValues = ImmutableMap.<String, Object>of("[applied]", false, "name",
            "John");

    CompleteBean entity = builder().randomId().name("John").buid();
    manager.insert(entity);

    final RegularStatement statement = update("CompleteBean").with(set("name", "Helen"))
            .where(eq("id", entity.getId())).onlyIf(eq("name", "Andrew"));

    //When
    final NativeQuery nativeQuery = manager.nativeQuery(statement, lwtResultListener(listener));
    nativeQuery.execute();

    //Then
    final LWTResultListener.LWTResult LWTResult = atomicLWTResult.get();

    assertThat(LWTResult).isNotNull();
    assertThat(LWTResult.operation()).isEqualTo(UPDATE);
    assertThat(LWTResult.currentValues()).isEqualTo(expectedCurrentValues);
}

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From source file:sparklr.common.AbstractAuthorizationCodeProviderTests.java

private void verifyAuthorizationPage(OAuth2RestTemplate restTemplate, String location) {
    final AtomicReference<String> confirmationPage = new AtomicReference<String>();
    AuthorizationCodeAccessTokenProvider provider = new AuthorizationCodeAccessTokenProvider() {
        @Override/*from w  w  w  . java2 s .c om*/
        protected ResponseExtractor<ResponseEntity<Void>> getAuthorizationResponseExtractor() {
            return new ResponseExtractor<ResponseEntity<Void>>() {
                public ResponseEntity<Void> extractData(ClientHttpResponse response) throws IOException {
                    confirmationPage
                            .set(StreamUtils.copyToString(response.getBody(), Charset.forName("UTF-8")));
                    return new ResponseEntity<Void>(response.getHeaders(), response.getStatusCode());
                }
            };
        }
    };
    try {
        provider.obtainAuthorizationCode(restTemplate.getResource(),
                restTemplate.getOAuth2ClientContext().getAccessTokenRequest());
    } catch (UserApprovalRequiredException e) {
        // ignore
    }
    String page = confirmationPage.get();
    verifyAuthorizationPage(page);
}

---

From source file:com.springsource.insight.plugin.apache.http.hc4.HttpClientExecutionCollectionAspectTest.java

private void runResponseHandlerTest(String testName, HttpHost host, HttpContext context) throws IOException {
    HttpClient httpClient = new DefaultHttpClient();
    String uri = createTestUri(testName);
    HttpGet request = new HttpGet(uri);
    // must be final or the anonymous class cannot reference it...
    final AtomicReference<HttpResponse> rspRef = new AtomicReference<HttpResponse>(null);
    ResponseHandler<HttpResponse> handler = new ResponseHandler<HttpResponse>() {
        public HttpResponse handleResponse(HttpResponse response) throws ClientProtocolException, IOException {
            HttpResponse prevValue = rspRef.getAndSet(response);
            assertNull("Duplicate response handling", prevValue);
            return response;
        }//w  ww  .j a  va2  s.  c  o m
    };

    HttpResponse response;
    if (host == null) {
        response = (context == null) ? httpClient.execute(request, handler)
                : httpClient.execute(request, handler, context);
    } else {
        response = (context == null) ? httpClient.execute(host, request, handler)
                : httpClient.execute(host, request, handler, context);
    }

    assertSame("Mismatched reference and return value", response, rspRef.get());
    handleResponse(testName, uri, request, response, true);
}

---

From source file:com.networknt.graphql.security.JwtVerifyHandlerTest.java

@Test
public void testWithRightScopeInIdToken() throws Exception {
    final Http2Client client = Http2Client.getInstance();
    final CountDownLatch latch = new CountDownLatch(1);
    final ClientConnection connection;
    try {//from w w  w  . j  a va2 s . c o  m
        connection = client.connect(new URI("http://localhost:8080"), Http2Client.WORKER, Http2Client.SSL,
                Http2Client.POOL, OptionMap.EMPTY).get();
    } catch (Exception e) {
        throw new ClientException(e);
    }
    final AtomicReference<ClientResponse> reference = new AtomicReference<>();
    try {
        ClientRequest request = new ClientRequest().setPath("/v2/pet/111").setMethod(Methods.GET);
        request.getRequestHeaders().put(Headers.AUTHORIZATION,
                "Bearer eyJraWQiOiIxMDAiLCJhbGciOiJSUzI1NiJ9.eyJpc3MiOiJ1cm46Y29tOm5ldHdvcmtudDpvYXV0aDI6djEiLCJhdWQiOiJ1cm46Y29tLm5ldHdvcmtudCIsImV4cCI6MTgwNTEzNjU1MSwianRpIjoiV0Z1VVZneE83dmxKUm5XUlllMjE1dyIsImlhdCI6MTQ4OTc3NjU1MSwibmJmIjoxNDg5Nzc2NDMxLCJ2ZXJzaW9uIjoiMS4wIiwidXNlcl9pZCI6InN0ZXZlIiwidXNlcl90eXBlIjoiRU1QTE9ZRUUiLCJjbGllbnRfaWQiOiJmN2Q0MjM0OC1jNjQ3LTRlZmItYTUyZC00YzU3ODc0MjFlNzIiLCJzY29wZSI6WyJ3cml0ZTpwZXRzIiwicmVhZDpwZXRzIl19.ZDlD_JbtHMqfx8EWOlOXI0zFGjB_pJ6yXWpxoE03o2yQnCUq1zypaDTJWSiy-BPIiQAxwDV09L3SN7RsOcgJ3y2LLFhgqIXhcHoePxoz52LPOeeiihG2kcrgBm-_VMq0uUykLrD-ljSmmSm1Hai_dx0WiYGAEJf-TiD1mgzIUTlhogYrjFKlp2NaYHxr7yjzEGefKv4DWdjtlEMmX_cXkqPgxra_omzyxeWE-n0b7f_r7Hr5HkxnmZ23gkZcvFXfVWKEp2t0_dYmNCbSVDavAjNanvmWsNThYNglFRvF0lm8kl7jkfMO1pTa0WLcBLvOO2y_jRWjieFCrc0ksbIrXA");
        connection.sendRequest(request, client.createClientCallback(reference, latch));
        latch.await();
    } catch (Exception e) {
        logger.error("Exception: ", e);
        throw new ClientException(e);
    } finally {
        IoUtils.safeClose(connection);
    }
    int statusCode = reference.get().getResponseCode();
    String body = reference.get().getAttachment(Http2Client.RESPONSE_BODY);
    Assert.assertEquals(200, statusCode);
    if (statusCode == 200) {
        Assert.assertNotNull(body);
    }
}

---

From source file:info.archinnov.achilles.test.integration.tests.AsyncBatchModeIT.java

@Test
public void should_batch_with_custom_consistency_level_async() throws Exception {
    Tweet tweet1 = TweetTestBuilder.tweet().randomId().content("simple_tweet1").buid();
    Tweet tweet2 = TweetTestBuilder.tweet().randomId().content("simple_tweet2").buid();
    Tweet tweet3 = TweetTestBuilder.tweet().randomId().content("simple_tweet3").buid();

    final CountDownLatch latch = new CountDownLatch(1);
    final AtomicReference<Object> successSpy = new AtomicReference<>();
    FutureCallback<Object> successCallBack = new FutureCallback<Object>() {
        @Override/*from   w  w w.j a v  a2  s.  c  o m*/
        public void onSuccess(Object result) {
            successSpy.getAndSet(result);
            latch.countDown();
        }

        @Override
        public void onFailure(Throwable t) {
            latch.countDown();
        }
    };

    asyncManager.insert(tweet1).getImmediately();

    // Start batch
    AsyncBatch batch = asyncManager.createBatch();

    batch.startBatch(QUORUM);

    logAsserter.prepareLogLevelForDriverConnection();

    Tweet foundTweet1 = asyncManager.find(Tweet.class, tweet1.getId()).getImmediately();

    assertThat(foundTweet1.getContent()).isEqualTo(tweet1.getContent());

    batch.insert(tweet2);
    batch.insert(tweet3);

    batch.asyncEndBatch(successCallBack);

    latch.await();

    logAsserter.assertConsistencyLevels(QUORUM);
    assertThatBatchContextHasBeenReset(batch);

    assertThat(successSpy.get()).isSameAs(Empty.INSTANCE);
}

---

From source file:org.springframework.boot.web.servlet.server.AbstractServletWebServerFactoryTests.java

@Test
public void rootServletContextResource() throws Exception {
    AbstractServletWebServerFactory factory = getFactory();
    final AtomicReference<URL> rootResource = new AtomicReference<>();
    this.webServer = factory.getWebServer((servletContext) -> {
        try {//from  w  ww. j a  v  a  2  s.  c  om
            rootResource.set(servletContext.getResource("/"));
        } catch (MalformedURLException ex) {
            throw new ServletException(ex);
        }
    });
    this.webServer.start();
    assertThat(rootResource.get()).isNotNull();
}

---

From source file:com.microsoft.tfs.client.common.ui.teamexplorer.internal.pendingchanges.PendingChangesViewModel.java

private void loadPendingChangesAndCandidates() {
    if (workspace == null) {
        allPendingChanges = new PendingChange[0];
        updateCandidates(new PendingChange[0]);
        // Also updates checkin note field definitions
        updateIncludedExcludedAndAffected();
        return;/*from   w  w w  . ja v  a  2  s.c om*/
    }

    final long start = System.currentTimeMillis();

    final ItemSpec[] itemSpecs = new ItemSpec[1];
    itemSpecs[0] = new ItemSpec(ServerPath.ROOT, RecursionType.FULL);
    final AtomicReference<PendingChange[]> outCandidateChanges = new AtomicReference<PendingChange[]>();

    allPendingChanges = workspace.getPendingChangesWithCandidates(itemSpecs, false, outCandidateChanges);
    updateCandidates(outCandidateChanges.get());

    updateIncludedExcludedAndAffected();

    log.debug(MessageFormat.format("Load changes including candidates took {0} ms", //$NON-NLS-1$
            (System.currentTimeMillis() - start)));
}

---

From source file:com.networknt.openapi.JwtVerifyHandlerTest.java

@Test
public void testWithRightScopeInIdToken() throws Exception {
    final Http2Client client = Http2Client.getInstance();
    final CountDownLatch latch = new CountDownLatch(1);
    final ClientConnection connection;
    try {/*from ww w  .j  a  va2  s .  c o m*/
        connection = client.connect(new URI("http://localhost:8080"), Http2Client.WORKER, Http2Client.SSL,
                Http2Client.POOL, OptionMap.EMPTY).get();
    } catch (Exception e) {
        throw new ClientException(e);
    }
    final AtomicReference<ClientResponse> reference = new AtomicReference<>();
    try {
        ClientRequest request = new ClientRequest().setPath("/v1/pets/111").setMethod(Methods.GET);
        request.getRequestHeaders().put(Headers.AUTHORIZATION,
                "Bearer eyJraWQiOiIxMDAiLCJhbGciOiJSUzI1NiJ9.eyJpc3MiOiJ1cm46Y29tOm5ldHdvcmtudDpvYXV0aDI6djEiLCJhdWQiOiJ1cm46Y29tLm5ldHdvcmtudCIsImV4cCI6MTgwNTEzNjU1MSwianRpIjoiV0Z1VVZneE83dmxKUm5XUlllMjE1dyIsImlhdCI6MTQ4OTc3NjU1MSwibmJmIjoxNDg5Nzc2NDMxLCJ2ZXJzaW9uIjoiMS4wIiwidXNlcl9pZCI6InN0ZXZlIiwidXNlcl90eXBlIjoiRU1QTE9ZRUUiLCJjbGllbnRfaWQiOiJmN2Q0MjM0OC1jNjQ3LTRlZmItYTUyZC00YzU3ODc0MjFlNzIiLCJzY29wZSI6WyJ3cml0ZTpwZXRzIiwicmVhZDpwZXRzIl19.ZDlD_JbtHMqfx8EWOlOXI0zFGjB_pJ6yXWpxoE03o2yQnCUq1zypaDTJWSiy-BPIiQAxwDV09L3SN7RsOcgJ3y2LLFhgqIXhcHoePxoz52LPOeeiihG2kcrgBm-_VMq0uUykLrD-ljSmmSm1Hai_dx0WiYGAEJf-TiD1mgzIUTlhogYrjFKlp2NaYHxr7yjzEGefKv4DWdjtlEMmX_cXkqPgxra_omzyxeWE-n0b7f_r7Hr5HkxnmZ23gkZcvFXfVWKEp2t0_dYmNCbSVDavAjNanvmWsNThYNglFRvF0lm8kl7jkfMO1pTa0WLcBLvOO2y_jRWjieFCrc0ksbIrXA");
        connection.sendRequest(request, client.createClientCallback(reference, latch));
        latch.await();
    } catch (Exception e) {
        logger.error("Exception: ", e);
        throw new ClientException(e);
    } finally {
        IoUtils.safeClose(connection);
    }
    int statusCode = reference.get().getResponseCode();
    Assert.assertEquals(200, statusCode);
    if (statusCode == 200) {
        Assert.assertNotNull(reference.get().getAttachment(Http2Client.RESPONSE_BODY));
    }
}

---

From source file:com.networknt.security.JwtVerifyHandlerTest.java

@Test
public void testWithRightScopeInIdToken() throws Exception {
    final Http2Client client = Http2Client.getInstance();
    final CountDownLatch latch = new CountDownLatch(1);
    final ClientConnection connection;
    try {// w ww . ja  v a  2  s .c o  m
        connection = client.connect(new URI("http://localhost:8080"), Http2Client.WORKER, Http2Client.SSL,
                Http2Client.POOL, OptionMap.EMPTY).get();
    } catch (Exception e) {
        throw new ClientException(e);
    }
    final AtomicReference<ClientResponse> reference = new AtomicReference<>();
    try {
        ClientRequest request = new ClientRequest().setPath("/v2/pet/111").setMethod(Methods.GET);
        request.getRequestHeaders().put(Headers.AUTHORIZATION,
                "Bearer eyJraWQiOiIxMDAiLCJhbGciOiJSUzI1NiJ9.eyJpc3MiOiJ1cm46Y29tOm5ldHdvcmtudDpvYXV0aDI6djEiLCJhdWQiOiJ1cm46Y29tLm5ldHdvcmtudCIsImV4cCI6MTgwNTEzNjU1MSwianRpIjoiV0Z1VVZneE83dmxKUm5XUlllMjE1dyIsImlhdCI6MTQ4OTc3NjU1MSwibmJmIjoxNDg5Nzc2NDMxLCJ2ZXJzaW9uIjoiMS4wIiwidXNlcl9pZCI6InN0ZXZlIiwidXNlcl90eXBlIjoiRU1QTE9ZRUUiLCJjbGllbnRfaWQiOiJmN2Q0MjM0OC1jNjQ3LTRlZmItYTUyZC00YzU3ODc0MjFlNzIiLCJzY29wZSI6WyJ3cml0ZTpwZXRzIiwicmVhZDpwZXRzIl19.ZDlD_JbtHMqfx8EWOlOXI0zFGjB_pJ6yXWpxoE03o2yQnCUq1zypaDTJWSiy-BPIiQAxwDV09L3SN7RsOcgJ3y2LLFhgqIXhcHoePxoz52LPOeeiihG2kcrgBm-_VMq0uUykLrD-ljSmmSm1Hai_dx0WiYGAEJf-TiD1mgzIUTlhogYrjFKlp2NaYHxr7yjzEGefKv4DWdjtlEMmX_cXkqPgxra_omzyxeWE-n0b7f_r7Hr5HkxnmZ23gkZcvFXfVWKEp2t0_dYmNCbSVDavAjNanvmWsNThYNglFRvF0lm8kl7jkfMO1pTa0WLcBLvOO2y_jRWjieFCrc0ksbIrXA");
        connection.sendRequest(request, client.createClientCallback(reference, latch));
        latch.await();
    } catch (Exception e) {
        logger.error("Exception: ", e);
        throw new ClientException(e);
    } finally {
        IoUtils.safeClose(connection);
    }
    int statusCode = reference.get().getResponseCode();
    Assert.assertEquals(200, statusCode);
    if (statusCode == 200) {
        Assert.assertNotNull(reference.get().getAttachment(Http2Client.RESPONSE_BODY));
    }
}

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From source file:gda.util.persistence.LocalParametersTest.java

public void testThreadSafety() throws Exception {
    final File testScratchDir = TestUtils.createClassScratchDirectory(LocalParametersTest.class);
    final String configDir = testScratchDir.getAbsolutePath();

    final String configName = "threadsafety";

    // Delete config from disk, if it exists
    final File configFile = new File(configDir, configName + ".xml");
    configFile.delete();/*  www .  j  a  v a2s. c o  m*/

    final AtomicReference<Exception> error = new AtomicReference<Exception>();

    final int numThreads = 4;
    final long threadRunTimeInMs = 5000;
    final CountDownLatch startLatch = new CountDownLatch(1);
    final CountDownLatch finishLatch = new CountDownLatch(numThreads);

    for (int i = 0; i < numThreads; i++) {
        Thread t = new Thread() {
            @Override
            public void run() {

                try {
                    final FileConfiguration config = LocalParameters.getThreadSafeXmlConfiguration(configDir,
                            configName, true);

                    // Wait for signal to start
                    startLatch.await();

                    final String propertyName = Thread.currentThread().getName();

                    final long startTime = System.currentTimeMillis();
                    while (true) {

                        // Finish if we've exceeded the run time
                        long elapsedTime = System.currentTimeMillis() - startTime;
                        if (elapsedTime >= threadRunTimeInMs) {
                            break;
                        }

                        // Finish if another thread has generated an exception
                        if (error.get() != null) {
                            break;
                        }

                        config.setProperty(propertyName, System.currentTimeMillis());
                        config.save();
                    }
                } catch (Exception e) {
                    e.printStackTrace(System.err);
                    error.set(e);
                }

                finishLatch.countDown();
            }
        };
        t.start();
    }

    // Start all threads
    final long startTime = System.currentTimeMillis();
    startLatch.countDown();

    // Wait for all threads to finish
    finishLatch.await();
    final long endTime = System.currentTimeMillis();
    final long elapsedTime = (endTime - startTime);
    System.out.printf("Finished after %dms%n", elapsedTime);

    // No error should have been thrown
    assertNull("An exception was thrown by one of the threads", error.get());
}

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