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.jboss.test.cluster.defaultcfg.web.test.CleanShutdownTestCase.java

public void testShutdown() throws Exception {
    ExecutorService executor = Executors.newFixedThreadPool(MAX_THREADS);

    try {//from w w  w  .j  av a 2 s.  c o  m
        // Make sure a normal request will succeed
        Assert.assertEquals(200, new RequestTask(0).call().intValue());

        // Send a long request - in parallel
        Future<Integer> future = executor.submit(new RequestTask(REQUEST_DURATION));

        // Make sure long request has started
        Thread.sleep(1000);

        // Shutdown server
        this.server.invoke(this.name, SHUTDOWN_METHOD, null, null);

        // Get result of long request
        // This request should succeed since it initiated before server shutdown
        try {
            Assert.assertEquals(200, future.get().intValue());
        } catch (ExecutionException e) {
            e.printStackTrace(System.err);

            Assert.fail(e.getCause().getMessage());
        }

        // Subsequent request should return 404
        Assert.assertEquals(404, new RequestTask(0).call().intValue());
    } finally {
        executor.shutdownNow();
    }
}

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From source file:com.streamsets.pipeline.stage.processor.mongodb.MongoDBProcessor.java

@Override
protected void process(Record record, SingleLaneBatchMaker batchMaker) throws StageException {
    // Construct a document for lookup filter
    Document query = new Document();
    for (MongoDBFieldColumnMapping mapping : configBean.fieldMapping) {
        // if record doesn't have a field specified in the mapping, or value is null,
        // exclude the field from filter, instead of sending to error.
        if (record.has(mapping.sdcField) && record.get(mapping.sdcField) != null) {
            query.append(mapping.keyName, record.get(mapping.sdcField).getValue());
        }//from  ww  w  .j  a  v  a  2 s.  c o m
    }
    // If all of the filters are missing in record, we cannot perform lookup.
    if (query.isEmpty()) {
        throw new OnRecordErrorException(Errors.MONGODB_42, record);
    }

    Optional<List<Map<String, Field>>> entry;
    try {
        entry = cache.get(query);
    } catch (ExecutionException e) {
        Throwables.propagateIfPossible(e.getCause(), StageException.class);
        throw new IllegalStateException(e); // The cache loader shouldn't throw anything that isn't a StageException.
    }

    if (entry.isPresent()) {
        List<Map<String, Field>> values = entry.get();
        switch (configBean.multipleValuesBehavior) {
        case FIRST_ONLY:
            setFieldsInRecord(record, values.get(0));
            batchMaker.addRecord(record);
            break;
        case SPLIT_INTO_MULTIPLE_RECORDS:
            for (Map<String, Field> lookupItem : values) {
                Record newRecord = getContext().cloneRecord(record);
                setFieldsInRecord(newRecord, lookupItem);
                batchMaker.addRecord(newRecord);
            }
            break;
        default:
            throw new IllegalStateException(
                    "Unknown multiple value behavior: " + configBean.multipleValuesBehavior);
        }
    } else {
        // No results
        switch (configBean.missingValuesBehavior) {
        case SEND_TO_ERROR:
            LOG.error(Errors.MONGODB_40.getMessage(), query.toJson());
            errorRecordHandler.onError(new OnRecordErrorException(record, Errors.MONGODB_40, query.toJson()));
            break;
        case PASS_RECORD_ON:
            batchMaker.addRecord(record);
            break;
        default:
            throw new IllegalStateException(
                    "Unknown missing value behavior: " + configBean.missingValuesBehavior);
        }
    }
}

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From source file:io.ventu.rpc.integration.rest.TestRestInvocationRoundtrip.java

@Test
public void invoke_basicRoundtrip_server401_error()
        throws InterruptedException, TimeoutException, ExecutionException {
    RemoteInvoker invoker = HttpRestInvoker.host("localhost").port(23332).ssl(false).build();

    try {/*from ww  w .java 2s.  c o  m*/
        CompletableFuture<Res> future = invoker.invoke(new Req(25), Res.class);
        exception.expect(ExecutionException.class);
        future.get(500, TimeUnit.MILLISECONDS);
    } catch (ExecutionException ex) {
        HttpException cause = (HttpException) ex.getCause();
        assertEquals(401, cause.getStatusCode());
        throw ex;
    } finally {
        invoker.close().get(500, TimeUnit.MILLISECONDS);
    }
}

---

From source file:io.ventu.rpc.integration.rest.TestRestInvocationRoundtrip.java

@Test
public void invoke_basicRoundtrip_server500_error()
        throws InterruptedException, TimeoutException, ExecutionException {
    RemoteInvoker invoker = HttpRestInvoker.host("localhost").port(23332).header("APIKEY", "123").ssl(false)
            .build();//from   w w w .ja v a2s.  c  o m

    try {
        CompletableFuture<Res> future = invoker.invoke(new Unsupported(25), Res.class);
        exception.expect(ExecutionException.class);
        future.get(500, TimeUnit.MILLISECONDS);
    } catch (ExecutionException ex) {
        HttpException cause = (HttpException) ex.getCause();
        assertEquals(500, cause.getStatusCode());
        throw ex;
    } finally {
        invoker.close().get(500, TimeUnit.MILLISECONDS);
    }
}

---

From source file:com.asakusafw.runtime.stage.temporary.TemporaryFileOutputHelper.java

private void flushBuffer() throws IOException, InterruptedException {
    if (running == null) {
        return;//from  w  w w. ja v  a 2 s.c o m
    }
    Result result;
    try {
        result = running.get();
    } catch (ExecutionException e) {
        Throwable cause = e.getCause();
        if (cause instanceof IOException) {
            throw new IOException("Exception occurred while writing contents", cause);
        } else if (cause instanceof InterruptedException) {
            throw (InterruptedException) cause;
        } else if (cause instanceof RuntimeException) {
            throw (RuntimeException) cause;
        } else if (cause instanceof Error) {
            throw (Error) cause;
        }
        throw new IllegalStateException(cause);
    } finally {
        running = null;
    }
    this.positionInBlock = result.positionInBlock;

    // releases the written buffer
    this.available.addFirst(result.buffer);
}

---

From source file:com.example.AzureADAuthenticationFilter.java

private AuthenticationResult getAccessTokenFromClientCredentials() throws Throwable {
    AuthenticationContext context = null;
    AuthenticationResult result = null;//from w  w  w. jav a2s .  c o m
    ExecutorService service = null;
    try {
        service = Executors.newFixedThreadPool(1);
        context = new AuthenticationContext(authority + tenant + "/", true, service);
        Future<AuthenticationResult> future = context.acquireToken("https://graph.windows.net",
                new ClientCredential(clientId, clientSecret), 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:io.ventu.rpc.integration.rest.TestRestInvocationRoundtrip.java

@Test
public void invoke_basicRoundtrip_responseValidator_error()
        throws InterruptedException, TimeoutException, ExecutionException {
    RemoteInvoker invoker = HttpRestInvoker.host("localhost").port(23332).header("APIKEY", "123").ssl(false)
            .responseValidator(new Validator() {
                @Override/*from w ww.j ava  2  s  . c o  m*/
                public <RS> void validate(RS value) throws ApiException, IllegalArgumentException {
                    throw new ApiException("boom");
                }
            }).build();

    try {
        CompletableFuture<Res> future = invoker.invoke(new Req(25), Res.class);
        exception.expect(ExecutionException.class);
        future.get(500, TimeUnit.MILLISECONDS);
    } catch (ExecutionException ex) {
        ApiException cause = (ApiException) ex.getCause();
        assertEquals("boom", cause.getMessage());
        throw ex;
    } finally {
        invoker.close().get(500, TimeUnit.MILLISECONDS);
    }
}

---

From source file:com.example.AzureADAuthenticationFilter.java

private AuthenticationResult getAccessTokenFromRefreshToken(String refreshToken, String currentUri)
        throws Throwable {
    AuthenticationContext context = null;
    AuthenticationResult result = null;/*from w  ww.  j a va 2 s .com*/
    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:io.dropwizard.primer.auth.PrimerAuthenticatorRequestFilter.java

@Override
@Metered(name = "primer")
public void filter(ContainerRequestContext requestContext) throws IOException {
    if (!configuration.isEnabled()) {
        return;/*from  www  . j  ava  2s  . c om*/
    }
    //Short circuit for all white listed urls
    if (PrimerAuthorizationRegistry.isWhilisted(requestContext.getUriInfo().getPath())) {
        return;
    }
    Optional<String> token = getToken(requestContext);
    if (!token.isPresent()) {
        requestContext
                .abortWith(Response.status(Response.Status.BAD_REQUEST)
                        .entity(objectMapper.writeValueAsBytes(
                                PrimerError.builder().errorCode("PR000").message("Bad request").build()))
                        .build());
    } else {
        try {
            JsonWebToken webToken = authorize(requestContext, token.get());
            //Stamp authorization headers for downstream services which can
            // use this to stop token forgery & misuse
            stampHeaders(requestContext, webToken);
        } catch (ExecutionException e) {
            if (e.getCause() instanceof PrimerException) {
                handleException(e.getCause(), requestContext, token.get());
            } else {
                handleException(e, requestContext, token.get());
            }
        } catch (UncheckedExecutionException e) {
            if (e.getCause() instanceof CompletionException) {
                handleException(e.getCause().getCause(), requestContext, token.get());
            } else {
                handleException(e.getCause(), requestContext, token.get());
            }
        } catch (Exception e) {
            log.error("Execution error: {}", e.getMessage());
            handleError(Response.Status.INTERNAL_SERVER_ERROR, "PR000", "Error", token.get(), requestContext);
        }
    }
}

---

From source file:org.apache.bookkeeper.stream.segment.TestBKSegmentWriter.java

@Test(timeout = 60000)
public void testWriteRecordsAfterClose() throws Exception {
    StreamConfiguration conf = new StreamConfiguration();
    conf.setSegmentWriterCommitDelayMs(0);
    conf.setSegmentWriterEntryBufferSize(0);

    String streamName = "test-write-records-after-close";
    long segmentId = 1L;
    Pair<LedgerHandle, Segment> segmentPair = createInprogressSegment(streamName, segmentId);

    BKSegmentWriter writer = BKSegmentWriter.newBuilder().conf(conf).segment(segmentPair.getRight())
            .ledgerHandle(segmentPair.getLeft()).scheduler(scheduler).statsLogger(NullStatsLogger.INSTANCE)
            .build();/*  ww  w. j  av a  2 s  .c om*/

    // close ledger handle
    writer.close();

    int numRecords = 3;
    List<OrderingListenableFuture<SSN>> writeFutures = new ArrayList<>(numRecords);
    for (int i = 0; i < numRecords; i++) {
        Record record = Record.newBuilder().setRecordId(i).setData(("record-" + i).getBytes(UTF_8)).build();
        writeFutures.add(writer.write(record));
    }

    for (OrderingListenableFuture<SSN> future : writeFutures) {
        try {
            future.get();
            fail("Should fail writing record after writer is closed");
        } catch (ExecutionException wce) {
            Throwable cause = wce.getCause();
            assertEquals(WriteCancelledException.class, cause.getClass());
        }
    }

    assertEquals(SSN.of(segmentId, -1L, -1L), writer.flush().get());
    assertEquals(SSN.of(segmentId, -1L, -1L), writer.commit().get());
}

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