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:com.quartercode.eventbridge.test.def.extra.extension.DefaultReturnEventExtensionReturnerTest.java

@SuppressWarnings("unchecked")
@Test/*from   ww  w.j av  a 2s  .  co  m*/
public void testCallRequestHandlerWrongTypeInPredicate() {

    final EventPredicate<Event> predicate = context.mock(EventPredicate.class);
    final EventPredicate<?> wrapperPredicate = new ReturnEventExtensionWrapperPredicate(predicate);
    final RequestEventHandler<CallableEvent> handler = new RequestEventHandler<CallableEvent>() {

        @Override
        public void handle(CallableEvent request, ReturnEventSender sender) {

            // Provoke a ClassCastException
            request.call();
        }

    };

    final AtomicReference<LowLevelHandler> lowLevelHandler = new AtomicReference<>();

    // @formatter:off
    context.checking(new Expectations() {
        {

            oneOf(lowLevelHandlerModule).addHandler(with(aLowLevelHandlerWithThePredicate(wrapperPredicate)));
            will(storeArgument(0).in(lowLevelHandler));

        }
    });
    // @formatter:on

    extension.addRequestHandler(handler, predicate);

    lowLevelHandler.get().handle(new ReturnEventExtensionWrapper(new EmptyEvent1(), 0, true), null);
}

---

From source file:org.apache.carbondata.tool.ScanBenchmark.java

@Override
public void run(CommandLine line) throws IOException, MemoryException {
    if (line.hasOption("f")) {
        String filePath = line.getOptionValue("f");
        file = new DataFile(FileFactory.getCarbonFile(filePath));
    } else {/*w w w  .j  a  v a2  s.  c  o m*/
        FileCollector collector = new FileCollector(outPuts);
        collector.collectFiles(dataFolder);
        if (collector.getNumDataFiles() == 0) {
            return;
        }
        Map<String, DataFile> dataFiles = collector.getDataFiles();
        Iterator<DataFile> iterator = dataFiles.values().iterator();
        // use the first file and close the rest
        file = iterator.next();
        while (iterator.hasNext()) {
            iterator.next().close();
        }
    }

    outPuts.add("\n## Benchmark");
    final AtomicReference<FileHeader> fileHeaderRef = new AtomicReference<>();
    final AtomicReference<FileFooter3> fileFoorterRef = new AtomicReference<>();
    final AtomicReference<DataFileFooter> convertedFooterRef = new AtomicReference<>();

    // benchmark read header and footer time
    benchmarkOperation("ReadHeaderAndFooter", new Operation() {
        @Override
        public void run() throws IOException, MemoryException {
            fileHeaderRef.set(file.readHeader());
            fileFoorterRef.set(file.readFooter());
        }
    });
    final FileHeader fileHeader = fileHeaderRef.get();
    final FileFooter3 fileFooter = fileFoorterRef.get();

    // benchmark convert footer
    benchmarkOperation("ConvertFooter", new Operation() {
        @Override
        public void run() throws IOException, MemoryException {
            convertFooter(fileHeader, fileFooter);
        }
    });

    // benchmark read all meta and convert footer
    benchmarkOperation("ReadAllMetaAndConvertFooter", new Operation() {
        @Override
        public void run() throws IOException, MemoryException {
            DataFileFooter footer = readAndConvertFooter(file);
            convertedFooterRef.set(footer);
        }
    });

    if (line.hasOption("c")) {
        String columnName = line.getOptionValue("c");
        outPuts.add("\nScan column '" + columnName + "'");

        final DataFileFooter footer = convertedFooterRef.get();
        final AtomicReference<AbstractRawColumnChunk> columnChunk = new AtomicReference<>();
        final int columnIndex = file.getColumnIndex(columnName);
        final boolean dimension = file.getColumn(columnName).isDimensionColumn();
        for (int i = 0; i < footer.getBlockletList().size(); i++) {
            final int blockletId = i;
            outPuts.add(String.format("Blocklet#%d: total size %s, %,d pages, %,d rows", blockletId,
                    Strings.formatSize(file.getColumnDataSizeInBytes(blockletId, columnIndex)),
                    footer.getBlockletList().get(blockletId).getNumberOfPages(),
                    footer.getBlockletList().get(blockletId).getNumberOfRows()));
            benchmarkOperation("\tColumnChunk IO", new Operation() {
                @Override
                public void run() throws IOException, MemoryException {
                    columnChunk.set(readBlockletColumnChunkIO(footer, blockletId, columnIndex, dimension));
                }
            });

            if (dimensionColumnChunkReader != null) {
                benchmarkOperation("\tDecompress Pages", new Operation() {
                    @Override
                    public void run() throws IOException, MemoryException {
                        decompressDimensionPages(columnChunk.get(),
                                footer.getBlockletList().get(blockletId).getNumberOfPages());
                    }
                });
            } else {
                benchmarkOperation("\tDecompress Pages", new Operation() {
                    @Override
                    public void run() throws IOException, MemoryException {
                        decompressMeasurePages(columnChunk.get(),
                                footer.getBlockletList().get(blockletId).getNumberOfPages());
                    }
                });
            }
        }
    }
    file.close();
}

---

From source file:org.elasticsearch.xpack.test.rest.XPackRestIT.java

/**
 * Executes an API call using the admin context, waiting for it to succeed.
 *///from   ww w  .  java  2s  .c om
private void awaitCallApi(String apiName, Map<String, String> params, List<Map<String, Object>> bodies,
        CheckedFunction<ClientYamlTestResponse, Boolean, IOException> success, Supplier<String> error)
        throws Exception {

    AtomicReference<IOException> exceptionHolder = new AtomicReference<>();
    awaitBusy(() -> {
        try {
            ClientYamlTestResponse response = callApi(apiName, params, bodies, getApiCallHeaders());
            if (response.getStatusCode() == HttpStatus.SC_OK) {
                exceptionHolder.set(null);
                return success.apply(response);
            }
            return false;
        } catch (IOException e) {
            exceptionHolder.set(e);
        }
        return false;
    });

    IOException exception = exceptionHolder.get();
    if (exception != null) {
        throw new IllegalStateException(error.get(), exception);
    }
}

---

From source file:org.zodiark.service.subscriber.SubscriberServiceImpl.java

public PublisherEndpoint retrieve(final String uuid) {
    // TODO: This won't work asynchronous
    final AtomicReference<PublisherEndpoint> publisher = new AtomicReference<>(null);
    eventBus.message(RETRIEVE_PUBLISHER, uuid, new Reply<PublisherEndpoint, String>() {
        @Override/* w ww .j  a v a2s.c  om*/
        public void ok(PublisherEndpoint p) {
            publisher.set(p);
        }

        @Override
        public void fail(ReplyException replyException) {
            logger.error("Unable to retrieve publisher {}", uuid);
        }
    });
    return publisher.get();
}

---

From source file:com.jayway.restassured.module.mockmvc.ContentTypeTest.java

@Test
public void doesnt_add_default_charset_to_content_type_if_configured_not_to_do_so() {
    final AtomicReference<String> contentType = new AtomicReference<String>();

    given().config(RestAssuredMockMvcConfig.config()
            .encoderConfig(encoderConfig().appendDefaultContentCharsetToContentTypeIfUndefined(false)))
            .standaloneSetup(new GreetingController()).contentType(ContentType.JSON)
            .interceptor(new MockHttpServletRequestBuilderInterceptor() {
                public void intercept(MockHttpServletRequestBuilder requestBuilder) {
                    MultiValueMap<String, Object> headers = Whitebox.getInternalState(requestBuilder,
                            "headers");
                    contentType.set(String.valueOf(headers.getFirst("Content-Type")));
                }/* ww w.j a  va  2  s.  com*/
            }).when().get("/greeting?name={name}", "Johan").then().statusCode(200);

    assertThat(contentType.get()).isEqualTo("application/json");
}

---

From source file:org.apache.accumulo.test.functional.ZooCacheIT.java

@Test
public void test() throws Exception {
    assertEquals(0, exec(CacheTestClean.class, pathName, testDir.getAbsolutePath()).waitFor());
    final AtomicReference<Exception> ref = new AtomicReference<Exception>();
    List<Thread> threads = new ArrayList<Thread>();
    for (int i = 0; i < 3; i++) {
        Thread reader = new Thread() {
            @Override//from  ww  w .  j a  va  2 s.  co m
            public void run() {
                try {
                    CacheTestReader.main(new String[] { pathName, testDir.getAbsolutePath(),
                            getConnector().getInstance().getZooKeepers() });
                } catch (Exception ex) {
                    ref.set(ex);
                }
            }
        };
        reader.start();
        threads.add(reader);
    }
    assertEquals(0, exec(CacheTestWriter.class, pathName, testDir.getAbsolutePath(), "3", "50").waitFor());
    for (Thread t : threads) {
        t.join();
        if (ref.get() != null)
            throw ref.get();
    }
}

---

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

@Test
public void testDeleteWithHeader() throws Exception {
    final Http2Client client = Http2Client.getInstance();
    final CountDownLatch latch = new CountDownLatch(1);
    final ClientConnection connection;
    try {/*  w  w  w .  j  av a2 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.DELETE);
        request.getRequestHeaders().put(new HttpString("key"), "key");
        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);
        Assert.assertEquals("deletePetById", body);
    }
}

---

From source file:com.nesscomputing.httpserver.jetty.TestClasspathResourceHandler.java

@Test
public void testIfModified() throws Exception {
    final AtomicReference<String> holder = new AtomicReference<String>(null);
    final HttpClientResponseHandler<String> responseHandler = new ContentResponseHandler<String>(
            new StringContentConverter() {
                @Override//from   w w  w .ja  va 2  s.co m
                public String convert(final HttpClientResponse response, final InputStream inputStream)
                        throws IOException {
                    holder.set(response.getHeader("Last-Modified"));
                    return super.convert(response, inputStream);
                }
            });

    final String uri = baseUri + "/simple-content.txt";
    final String content = httpClient.get(uri, responseHandler).perform();

    Assert.assertNotNull(holder.get());
    Assert.assertEquals("this is simple content for a simple test\n", content);

    final HttpClientResponseHandler<String> responseHandler2 = new ContentResponseHandler<String>(
            new StringContentConverter() {
                @Override
                public String convert(final HttpClientResponse response, final InputStream inputStream)
                        throws IOException {
                    Assert.assertEquals(304, response.getStatusCode());
                    return null;
                }
            });

    final String content2 = httpClient.get(uri, responseHandler2).addHeader("If-Modified-Since", holder.get())
            .perform();

    Assert.assertNull(content2);

    // "Time zone names ('z') cannot be parsed."  so we hack it by hand, assuming GMT  >:(
    final DateTimeFormatter httpFormat = DateTimeFormat.forPattern("EEE, dd MMM YYYY HH:mm:ss");
    final long newModified = httpFormat.parseMillis(StringUtils.removeEnd(holder.get(), " GMT")) - 600000;
    httpClient.get(uri, Valid2xxContentConverter.DEFAULT_FAILING_RESPONSE_HANDLER)
            .addHeader("If-Modified-Since", httpFormat.print(newModified) + " GMT").perform();
}

---

From source file:io.restassured.itest.java.FilterITest.java

@Test
public void content_type_in_filter_contains_charset_by_default() {
    final AtomicReference<String> contentType = new AtomicReference<String>();

    given().filter(new Filter() {
        public Response filter(FilterableRequestSpecification requestSpec,
                FilterableResponseSpecification responseSpec, FilterContext ctx) {
            contentType.set(requestSpec.getContentType());
            return ctx.next(requestSpec, responseSpec);
        }//from ww  w.j  a va2 s.  c om
    }).formParam("firstName", "John").formParam("lastName", "Doe").when().post("/greet").then().statusCode(200);

    assertThat(contentType.get(), equalTo("application/x-www-form-urlencoded; charset=ISO-8859-1"));
}

---

From source file:io.termd.core.telnet.TelnetHandlerTest.java

@Test
public void testAcceptEcho() throws Exception {
    final AtomicReference<Boolean> serverValue = new AtomicReference<>();
    EchoOptionHandler optionHandler = new EchoOptionHandler(false, false, false, true);
    testOptionValue(() -> new TelnetHandler() {
        @Override/*from  w  w w .j  a v a  2 s . c o m*/
        protected void onOpen(TelnetConnection conn) {
            conn.writeWillOption(Option.ECHO);
        }

        @Override
        protected void onEcho(boolean echo) {
            serverValue.set(echo);
            testComplete();
        }
    }, optionHandler);
    assertEquals(true, serverValue.get());
    assertEquals(true, optionHandler.getAcceptRemote());
}

---

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