Example usage for java.util.concurrent Callable Callable

Introduction

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

Prototype

Callable

Source Link

Usage

From source file:com.spotify.helios.system.EnvironmentVariableTest.java

@Test
public void test() throws Exception {
    startDefaultMaster();//w ww . j ava  2 s. co m
    startDefaultAgent(testHost(), "--env", "SPOTIFY_POD=PODNAME", "SPOTIFY_ROLE=ROLENAME", "BAR=badfood");
    awaitHostStatus(testHost(), UP, LONG_WAIT_SECONDS, SECONDS);

    // Wait for the agent to report environment vars
    Polling.await(LONG_WAIT_SECONDS, SECONDS, new Callable<Object>() {
        @Override
        public Object call() throws Exception {
            final Map<String, HostStatus> status = Json.read(cli("hosts", testHost(), "--json"),
                    new TypeReference<Map<String, HostStatus>>() {
                    });
            return status.get(testHost()).getEnvironment();
        }
    });

    try (final DockerClient dockerClient = getNewDockerClient()) {
        final List<String> command = asList("sh", "-c", "echo pod: $SPOTIFY_POD; "
                + "echo role: $SPOTIFY_ROLE; " + "echo foo: $FOO; " + "echo bar: $BAR");

        // Create job
        final JobId jobId = createJob(testJobName, testJobVersion, BUSYBOX, command,
                ImmutableMap.of("FOO", "4711", "BAR", "deadbeef"));

        // deploy
        deployJob(jobId, testHost());

        final TaskStatus taskStatus = awaitTaskState(jobId, testHost(), EXITED);

        final LogStream logs = dockerClient.logs(taskStatus.getContainerId(), stdout(), stderr());
        final String log = logs.readFully();

        assertThat(log, containsString("pod: PODNAME"));
        assertThat(log, containsString("role: ROLENAME"));
        assertThat(log, containsString("foo: 4711"));

        // Verify that the the BAR environment variable in the job overrode the agent config
        assertThat(log, containsString("bar: deadbeef"));

        final Map<String, HostStatus> status = Json.read(cli("hosts", testHost(), "--json"),
                new TypeReference<Map<String, HostStatus>>() {
                });

        assertEquals(ImmutableMap.of("SPOTIFY_POD", "PODNAME", "SPOTIFY_ROLE", "ROLENAME", "BAR", "badfood"),
                status.get(testHost()).getEnvironment());

        assertEquals(ImmutableMap.of("SPOTIFY_POD", "PODNAME", "SPOTIFY_ROLE", "ROLENAME", "BAR", "deadbeef",
                "FOO", "4711"), status.get(testHost()).getStatuses().get(jobId).getEnv());
    }
}

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From source file:net.eusashead.hateoas.conditional.interceptor.AsyncTestController.java

@RequestMapping(method = RequestMethod.PUT)
public Callable<ResponseEntity<Void>> put() {
    return new Callable<ResponseEntity<Void>>() {

        @Override/*from   w  ww.j a va  2  s  . c  o  m*/
        public ResponseEntity<Void> call() throws Exception {
            HttpHeaders headers = new HttpHeaders();
            headers.setETag("\"123456\"");
            return new ResponseEntity<Void>(headers, HttpStatus.NO_CONTENT);
        }
    };
}

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From source file:MdDetect.java

/**
 * Create instances of the process function per file
 *
 * @param file the file to process//from w  w w .  j a v a  2  s  .  co  m
 * @return nothing
 */
private static Callable<Void> newProcessFileAction(final File file) {
    return new Callable<Void>() {
        @Override
        public Void call() throws Exception {
            // read the lines of the 'in'-file
            List<String> inLines = FileUtils.readLines(file);

            // queue up the output
            List<String> outLines = new ArrayList<>();

            // flip/flop for blocks
            boolean inBlock = false;

            // line counter
            int ii = 0;
            for (String line : inLines) {
                if (line.matches(MD_CODE_REGEX)) { // is the line the start of a code block?
                    line = line.trim(); // clean it up

                    // flip the block toggle
                    inBlock = !inBlock;

                    if (inBlock && !isAlreadyAnnotated(line)) {
                        // there needs to be a kind of 'look-ahead' here to figure out what tag to use...
                        // lets do a best effort to figure our what it is
                        // how about we grab the next few lines and so some casual checks
                        List<String> codeBlockLines = new ArrayList<>();

                        // grab the rest of this code block
                        grabCodeBlock(inLines, ii, codeBlockLines);

                        // grab the tag to use
                        String tag = supposeLang(codeBlockLines);

                        // then use it
                        line = line.replace("```", "```" + tag);
                    }
                }
                outLines.add(line);
                ii++; // increment the lines counter
            }

            // write the outlines over the old file....
            FileUtils.writeLines(file, outLines);
            return null;
        }
    };
}

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From source file:org.jasig.portlet.blackboardvcportlet.dao.impl.SessionRecordingDaoImplTest.java

@Test
public void testEmptyQueries() throws Exception {
    this.execute(new Callable<Object>() {
        @Override// w w  w . j a  va 2s.  com
        public Object call() {
            final Set<SessionRecording> allRecordings = sessionRecordingDao.getAllRecordings();
            assertEquals(0, allRecordings.size());

            return null;
        }
    });
}

---

From source file:com.pepperonas.appregistry.AppRegistry.java

/**
 * Instantiates a new App registry.//  www .  j  a v a2  s  .c  o  m
 *
 * @param builder the builder
 */
public AppRegistry(final Builder builder) {
    ThreadUtils.runInBackground(new Callable<Void>() {
        @Override
        public Void call() throws Exception {
            HttpClient httpclient = new DefaultHttpClient();
            HttpPost httppost = new HttpPost(
                    "http://ccmp.kochab.uberspace.de/app_registry/user_validation.php");

            if (builder.activity instanceof OnRegisterResultListener) {
                mListener = (OnRegisterResultListener) builder.activity;
            }

            String responseString = DEFAULT_RESPONSE_STRING;
            int httpStatus = 0;

            try {

                List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
                nameValuePairs.add(new BasicNameValuePair("dev_id", builder.devId));
                nameValuePairs.add(new BasicNameValuePair("app_id", builder.appId));
                nameValuePairs.add(new BasicNameValuePair("user_id", builder.userId));
                nameValuePairs.add(new BasicNameValuePair("stamp", ""));
                nameValuePairs.add(new BasicNameValuePair("expires", String.valueOf(builder.expires)));
                nameValuePairs.add(new BasicNameValuePair("any_text", builder.anyText));
                nameValuePairs.add(new BasicNameValuePair("any_int", String.valueOf(builder.anyInt)));
                nameValuePairs
                        .add(new BasicNameValuePair("reg_stamp", String.valueOf(System.currentTimeMillis())));
                nameValuePairs.add(new BasicNameValuePair("sdk", String.valueOf(Build.VERSION.SDK_INT)));

                httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));
                HttpResponse response = httpclient.execute(httppost);

                httpStatus = response.getStatusLine().getStatusCode();
                HttpEntity entity = response.getEntity();
                responseString = EntityUtils.toString(entity, "UTF-8");

            } catch (IOException e) {
                if (mListener != null) {
                    mListener.onFailed(StatusCode.IO_EXCEPTION, httpStatus, null);
                }
                if (builder.listener != null) {
                    builder.listener.onFailed(StatusCode.IO_EXCEPTION, httpStatus, null);
                }
                e.printStackTrace();
            } catch (Exception e) {
                if (mListener != null) {
                    mListener.onFailed(StatusCode.EXCEPTION, httpStatus, null);
                }
                if (builder.listener != null) {
                    builder.listener.onFailed(StatusCode.EXCEPTION, httpStatus, null);
                }
            }

            if (responseString.contains("user_exists")) {

                Log.d(TAG, "call " + responseString);

                Long stamp = null;
                String extraString = null;
                Integer extraInt = null;

                try {
                    stamp = Long.valueOf(responseString.split("<reg_stamp>")[1].split("</reg_stamp>")[0]);
                } catch (Exception e) {
                    Log.e(TAG, "Exception while getting timestamp");
                }
                try {
                    extraString = responseString.split("<extra_string>")[1].split("</extra_string>")[0];
                } catch (Exception e) {
                    Log.e(TAG, "Exception while getting extraString");
                }
                try {
                    extraInt = Integer
                            .parseInt(responseString.split("<extra_int>")[1].split("</extra_int>")[0]);
                } catch (Exception e) {
                    Log.e(TAG, "Exception while getting extraInt");
                }

                if (mListener != null) {
                    mListener.onUserExists(responseString, stamp, extraString, extraInt);
                }
                if (builder.listener != null) {
                    builder.listener.onUserExists(responseString, stamp, extraString, extraInt);
                }
                return null;
            } else if (responseString.contains("user_registered")) {
                if (mListener != null) {
                    mListener.onUserRegistered(responseString);
                }
                if (builder.listener != null) {
                    builder.listener.onUserRegistered(responseString);
                }
                return null;
            } else if (mListener != null) {
                mListener.onFailed(StatusCode.UNKNOWN_FAILURE, httpStatus, responseString);
            }
            if (builder.listener != null) {
                builder.listener.onFailed(StatusCode.UNKNOWN_FAILURE, httpStatus, responseString);
            }
            return null;
        }
    });
}

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From source file:org.apache.mina.springrpc.example.gettingstarted.AbstractHelloServiceClientTests.java

private List<Callable<HelloResponse>> createTasks(final HelloService service) {
    List<Callable<HelloResponse>> tasks = new ArrayList<Callable<HelloResponse>>(RUN_TIMES);

    for (int i = 0; i < RUN_TIMES; i++) {
        Callable<HelloResponse> task = new Callable<HelloResponse>() {
            @Override//from w w  w  .  j  a  v a  2s  .  c o m
            public HelloResponse call() throws Exception {
                HelloResponse response = service.sayHello(new HelloRequest());
                logger.info(response.toString());
                counter.incrementAndGet();
                return response;
            }
        };

        tasks.add(task);
    }
    return tasks;
}

---

From source file:net.pms.io.ListProcessWrapperConsumer.java

@Override
@Nullable/*from ww  w. j av a  2  s. com*/
public FutureTask<List<String>> consume(@Nullable final InputStream inputStream, @Nullable String threadName) {
    if (inputStream == null) {
        return null;
    }
    Callable<List<String>> callable = new Callable<List<String>>() {

        @Override
        public List<String> call() throws Exception {
            List<String> result = new ArrayList<>();
            Charset outputCharset;
            if (Services.WINDOWS_CONSOLE != null) {
                outputCharset = Services.WINDOWS_CONSOLE;
            } else {
                outputCharset = StandardCharsets.UTF_8;
            }
            try (BufferedReader reader = new BufferedReader(
                    new InputStreamReader(inputStream, outputCharset))) {
                String line;
                while ((line = reader.readLine()) != null) {
                    result.add(line);
                }
            }
            if (LOGGER.isTraceEnabled()) {
                for (String line : result) {
                    LOGGER.trace("Process output: {}", line);
                }
            }
            return result;
        }
    };
    FutureTask<List<String>> result = new FutureTask<List<String>>(callable);
    Thread runner;
    if (isBlank(threadName)) {
        runner = new Thread(result);
    } else {
        runner = new Thread(result, threadName);
    }
    runner.start();
    return result;
}

---

From source file:com.bao.sample.SampleController.java

@RequestMapping("/call")
public Callable<String> call() {
    return new Callable<String>() {
        @Override/*from   w w w. j a v  a2s.  co  m*/
        public String call() throws Exception {
            int millis = SampleController.this.random.nextInt(1000);
            Thread.sleep(millis);
            SampleController.this.tracer.addTag("callable-sleep-millis", String.valueOf(millis));
            Span currentSpan = SampleController.this.accessor.getCurrentSpan();
            return "async hi: " + currentSpan;
        }
    };
}

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From source file:com.atomicleopard.thundr.ftp.FtpSession.java

public boolean deleteDirectory(final String directory) {
    return timeLogAndCatch("Delete directory", new Callable<Boolean>() {
        @Override//from   w w w .j  a  v a  2  s.co m
        public Boolean call() throws Exception {
            return preparedClient.removeDirectory(directory);
        }
    });
}

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From source file:mondrian.olap4j.MondrianInprocProxy.java

public Future<byte[]> submit(final XmlaOlap4jServerInfos infos, final String request) {
    return this.executor.submit(new Callable<byte[]>() {
        public byte[] call() throws Exception {
            return get(infos, request);
        }// w  w w. jav a2 s .c  o m
    });
}

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