Example usage for java.util.concurrent ExecutionException getCause

Introduction

In this page you can find the example usage for java.util.concurrent ExecutionException getCause.

Prototype

public synchronized Throwable getCause()

Source Link

Document

Returns the cause of this throwable or null if the cause is nonexistent or unknown.

Usage

From source file:org.eel.kitchen.jsonschema.ref.SchemaRegistry.java

/**
 * Get a schema container from the given URI
 *
 * <p>Note that if the URI is relative, it will be resolved against this
 * registry's namespace, if any.</p>
 *
 * @param uri the URI/*from   ww  w.ja  v a 2  s .  com*/
 * @return a schema container
 * @throws JsonSchemaException impossible to get content at this URI
 */
public SchemaContainer get(final URI uri) throws JsonSchemaException {
    final URI realURI = namespace.resolve(JsonRef.fromURI(uri)).toURI();

    try {
        return cache.get(realURI);
    } catch (ExecutionException e) {
        final Message.Builder msg = Domain.REF_RESOLVING.newMessage().setKeyword("N/A")
                .setMessage("failed to get content from URI").addInfo("uri", realURI)
                .addInfo("exception-class", e.getCause().getClass().getName())
                .addInfo("exception-message", e.getCause().getMessage());
        throw new JsonSchemaException(msg.build());
    }
}

From source file:com.microsoft.aad.adal4jsample.BasicFilter.java

private AuthenticationResult getAccessTokenFromRefreshToken(String refreshToken) throws Throwable {
    AuthenticationContext context;/*from  w w  w  .java2s .co m*/
    AuthenticationResult result = null;
    ExecutorService service = null;
    try {
        service = Executors.newFixedThreadPool(1);
        context = new AuthenticationContext(authority + tenant + "/", true, service);
        Future<AuthenticationResult> future = context.acquireTokenByRefreshToken(refreshToken,
                new ClientCredential(clientId, clientSecret), null, null);
        result = future.get();
    } catch (ExecutionException e) {
        throw e.getCause();
    } finally {
        service.shutdown();
    }

    if (result == null) {
        throw new ServiceUnavailableException("authentication result was null");
    }
    return result;
}

From source file:com.cloudera.livy.client.local.rpc.TestRpc.java

@Test
public void testClientServer() throws Exception {
    RpcServer server = autoClose(new RpcServer(emptyConfig));
    Rpc[] rpcs = createRpcConnection(server);
    Rpc serverRpc = rpcs[0];/* w w w  . j a va 2 s  .  com*/
    Rpc client = rpcs[1];

    TestMessage outbound = new TestMessage("Hello World!");
    Future<TestMessage> call = client.call(outbound, TestMessage.class);
    TestMessage reply = call.get(10, TimeUnit.SECONDS);
    assertEquals(outbound.message, reply.message);

    TestMessage another = new TestMessage("Hello again!");
    Future<TestMessage> anotherCall = client.call(another, TestMessage.class);
    TestMessage anotherReply = anotherCall.get(10, TimeUnit.SECONDS);
    assertEquals(another.message, anotherReply.message);

    String errorMsg = "This is an error.";
    try {
        client.call(new ErrorCall(errorMsg)).get(10, TimeUnit.SECONDS);
    } catch (ExecutionException ee) {
        assertTrue(ee.getCause() instanceof RpcException);
        assertTrue(ee.getCause().getMessage().indexOf(errorMsg) >= 0);
    }

    // Test from server to client too.
    TestMessage serverMsg = new TestMessage("Hello from the server!");
    Future<TestMessage> serverCall = serverRpc.call(serverMsg, TestMessage.class);
    TestMessage serverReply = serverCall.get(10, TimeUnit.SECONDS);
    assertEquals(serverMsg.message, serverReply.message);
}

From source file:org.jboss.as.test.clustering.cluster.web.ClusteredWebSimpleTestCase.java

private void abstractGracefulServe(URL baseURL1, boolean undeployOnly) throws Exception {

    final DefaultHttpClient client = HttpClientUtils.relaxedCookieHttpClient();
    String url1 = baseURL1.toString() + "simple";

    // Make sure a normal request will succeed
    HttpResponse response = client.execute(new HttpGet(url1));
    Assert.assertEquals(HttpServletResponse.SC_OK, response.getStatusLine().getStatusCode());
    response.getEntity().getContent().close();

    // Send a long request - in parallel
    String longRunningUrl = url1 + "?" + SimpleServlet.REQUEST_DURATION_PARAM + "=" + REQUEST_DURATION;
    ExecutorService executor = Executors.newSingleThreadExecutor();
    Future<HttpResponse> future = executor.submit(new RequestTask(client, longRunningUrl));

    // Make sure long request has started
    Thread.sleep(1000);//from   w  w  w  . j  a v  a2 s .  com

    if (undeployOnly) {
        // Undeploy the app only.
        undeploy(DEPLOYMENT_1);
    } else {
        // Shutdown server.
        stop(CONTAINER_1);
    }

    // Get result of long request
    // This request should succeed since it initiated before server shutdown
    try {
        response = future.get();
        Assert.assertEquals("Request should succeed since it initiated before undeply or shutdown.",
                HttpServletResponse.SC_OK, response.getStatusLine().getStatusCode());
        response.getEntity().getContent().close();
    } catch (ExecutionException e) {
        e.printStackTrace(System.err);
        Assert.fail(e.getCause().getMessage());
    }

    if (undeployOnly) {
        // If we are only undeploying, then subsequent requests should return 404.
        response = client.execute(new HttpGet(url1));
        Assert.assertEquals("If we are only undeploying, then subsequent requests should return 404.",
                HttpServletResponse.SC_NOT_FOUND, response.getStatusLine().getStatusCode());
        response.getEntity().getContent().close();
    }
}

From source file:com.microsoft.aad.adal4jsample.BasicFilter.java

private AuthenticationResult getAccessToken(AuthorizationCode authorizationCode, String currentUri)
        throws Throwable {
    String authCode = authorizationCode.getValue();
    ClientCredential credential = new ClientCredential(clientId, clientSecret);
    AuthenticationContext context;/*from ww w.j  a va2s  . c om*/
    AuthenticationResult result = null;
    ExecutorService service = null;
    try {
        service = Executors.newFixedThreadPool(1);
        context = new AuthenticationContext(authority + tenant + "/", true, service);
        Future<AuthenticationResult> future = context.acquireTokenByAuthorizationCode(authCode,
                new URI(currentUri), credential, null);
        result = future.get();
    } catch (ExecutionException e) {
        throw e.getCause();
    } finally {
        service.shutdown();
    }

    if (result == null) {
        throw new ServiceUnavailableException("authentication result was null");
    }
    return result;
}

From source file:com.pliu.powerbiintegrate.BasicFilter.java

private AuthenticationResult getAccessToken(AuthorizationCode authorizationCode, String currentUri)
        throws Throwable {
    String authCode = authorizationCode.getValue();
    ClientCredential credential = new ClientCredential(clientId, clientSecret);
    AuthenticationContext context;//from   ww w  .ja va2s .c  om
    AuthenticationResult result = null;
    ExecutorService service = null;
    try {
        service = Executors.newFixedThreadPool(1);
        context = new AuthenticationContext(authority + tenant + "/", true, service);
        Future<AuthenticationResult> future = context.acquireTokenByAuthorizationCode(authCode,
                new URI(currentUri), credential, "https://analysis.windows.net/powerbi/api", null);
        result = future.get();
    } catch (ExecutionException e) {
        throw e.getCause();
    } finally {
        service.shutdown();
    }

    if (result == null) {
        throw new ServiceUnavailableException("authentication result was null");
    }
    return result;
}

From source file:com.yahoo.pulsar.client.impl.ConsumerBase.java

@Override
public void acknowledge(MessageId messageId) throws PulsarClientException {
    try {/*www .  j  a  v a2  s. c  o  m*/
        acknowledgeAsync(messageId).get();
    } catch (ExecutionException e) {
        Throwable t = e.getCause();
        if (t instanceof PulsarClientException) {
            throw (PulsarClientException) t;
        } else {
            throw new PulsarClientException(t);
        }
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        throw new PulsarClientException(e);
    }
}

From source file:com.yahoo.pulsar.client.impl.ConsumerBase.java

@Override
public void acknowledgeCumulative(MessageId messageId) throws PulsarClientException {
    try {//from w  ww. jav a  2s . c  om
        acknowledgeCumulativeAsync(messageId).get();
    } catch (ExecutionException e) {
        Throwable t = e.getCause();
        if (t instanceof PulsarClientException) {
            throw (PulsarClientException) t;
        } else {
            throw new PulsarClientException(t);
        }
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        throw new PulsarClientException(e);
    }
}

From source file:com.yahoo.pulsar.client.impl.ConsumerBase.java

@Override
public void unsubscribe() throws PulsarClientException {
    try {//from  w  ww .  ja  va2 s  . c  o  m
        unsubscribeAsync().get();
    } catch (ExecutionException e) {
        Throwable t = e.getCause();
        if (t instanceof PulsarClientException) {
            throw (PulsarClientException) t;
        } else {
            throw new PulsarClientException(t);
        }
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        throw new PulsarClientException(e);
    }
}

From source file:com.yahoo.pulsar.client.impl.ConsumerBase.java

@Override
public void close() throws PulsarClientException {
    try {//from w w w  .  j a va  2  s. co m
        closeAsync().get();
    } catch (ExecutionException e) {
        Throwable t = e.getCause();
        if (t instanceof PulsarClientException) {
            throw (PulsarClientException) t;
        } else {
            throw new PulsarClientException(t);
        }
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        throw new PulsarClientException(e);
    }
}