Example usage for org.apache.commons.lang3.tuple Pair getValue

List of usage examples for org.apache.commons.lang3.tuple Pair getValue

  1. HOME
  2. Java
  3. org.apache.commons
  4. org.apache.commons.lang3.tuple.*
  5. Pair
  6. getValue

Introduction

In this page you can find the example usage for org.apache.commons.lang3.tuple Pair getValue.

Prototype

@Override
public R getValue()

Source Link

Document

Gets the value from this pair.

This method implements the Map.Entry interface returning the right element as the value.

Usage

From source file:com.linkedin.pinot.broker.broker.helix.ClusterChangeMediator.java

public ClusterChangeMediator(HelixExternalViewBasedRouting helixExternalViewBasedRouting,
        final BrokerMetrics brokerMetrics) {
    _helixExternalViewBasedRouting = helixExternalViewBasedRouting;

    // Simple thread that polls every 10 seconds to check if there are any cluster updates to apply
    _deferredClusterUpdater = new Thread("Deferred cluster state updater") {
        @Override/*from   w w  w. j  ava2s.c o  m*/
        public void run() {
            while (true) {
                try {
                    // Wait for at least one update
                    Pair<UpdateType, Long> firstUpdate = _clusterChangeQueue.take();

                    // Update the queue time metrics
                    long queueTime = System.currentTimeMillis() - firstUpdate.getValue();
                    brokerMetrics.addTimedValue(BrokerTimer.ROUTING_TABLE_UPDATE_QUEUE_TIME, queueTime,
                            TimeUnit.MILLISECONDS);

                    // Take all other updates also present
                    List<Pair<UpdateType, Long>> allUpdates = new ArrayList<>();
                    allUpdates.add(firstUpdate);
                    _clusterChangeQueue.drainTo(allUpdates);

                    // Gather all update types
                    boolean externalViewUpdated = false;
                    boolean instanceConfigUpdated = false;

                    for (Pair<UpdateType, Long> update : allUpdates) {
                        if (update.getKey() == UpdateType.EXTERNAL_VIEW) {
                            externalViewUpdated = true;
                        } else if (update.getKey() == UpdateType.INSTANCE_CONFIG) {
                            instanceConfigUpdated = true;
                        }
                    }

                    if (externalViewUpdated) {
                        try {
                            _helixExternalViewBasedRouting.processExternalViewChange();
                        } catch (Exception e) {
                            LOGGER.warn("Caught exception while updating external view", e);
                        }
                    }

                    if (instanceConfigUpdated) {
                        try {
                            _helixExternalViewBasedRouting.processInstanceConfigChange();
                        } catch (Exception e) {
                            LOGGER.warn("Caught exception while processing instance config", e);
                        }
                    }
                } catch (InterruptedException e) {
                    LOGGER.warn("Was interrupted while waiting for a cluster change", e);
                    break;
                }
            }

            LOGGER.warn("Stopping deferred cluster state update thread");
            _deferredClusterUpdater = null;
        }
    };

    _deferredClusterUpdater.start();
}

From source file:com.teradata.tempto.internal.hadoop.hdfs.WebHDFSClient.java

private URI buildUri(String path, String username, String operation, Pair<String, String>... parameters) {
    try {/*w ww. j ava2  s  . c  o m*/
        if (!path.startsWith("/")) {
            path = "/" + path;
        }
        URIBuilder uriBuilder = new URIBuilder().setScheme("http").setHost(nameNode.getHostText())
                .setPort(nameNode.getPort()).setPath("/webhdfs/v1" + checkNotNull(path))
                .setParameter("op", checkNotNull(operation)).setParameter("user.name", checkNotNull(username));

        for (Pair<String, String> parameter : parameters) {
            uriBuilder.setParameter(parameter.getKey(), parameter.getValue());
        }

        return uriBuilder.build();
    } catch (URISyntaxException e) {
        throw new RuntimeException("Could not create save file URI" + ", nameNode: " + nameNode + ", path: "
                + path + ", username: " + username);
    }
}

From source file:com.nextdoor.bender.operation.substitution.field.FieldSubstitution.java

@Override
protected void doSubstitution(InternalEvent ievent, DeserializedEvent devent, Map<String, Object> nested) {
    Pair<String, Object> kv;
    try {/*from  w w  w . j a v  a  2 s.  co m*/
        kv = getFieldAndSource(devent, srcFields, false);
    } catch (FieldNotFoundException e) {
        if (this.failSrcNotFound) {
            throw new OperationException(e);
        }
        return;
    }

    nested.put(this.key, kv.getValue());
    /*
     * Remove source field
     */
    if (this.removeSrcField) {
        devent.deleteField(kv.getKey());
    }
}

From source file:com.hortonworks.streamline.streams.notification.service.NotificationQueueHandler.java

/**
 * Attempt re-delivery of a previously enqueued notification.
 *
 * @param notificationId id of a previously submitted notification.
 *//*  w  w  w .  j av a 2 s. c  om*/
public void resubmit(String notificationId) {
    Pair<NotificationQueueTask, Future<?>> taskStatus = taskMap.get(notificationId);
    if (taskStatus == null) {
        throw new NotificationServiceException(
                "Could not find a previously enqueued task" + " for notification id " + notificationId);
    } else if (!taskStatus.getValue().isDone()) {
        throw new NotificationServiceException(
                "Previously enqueued task" + " for notification id " + notificationId + " is not done");

    }
    Future<?> future = executorService.submit(taskStatus.getKey());
    taskMap.put(notificationId, Pair.of(taskStatus.getKey(), future));
}

From source file:com.linkedin.pinot.server.api.restlet.MmapDebugResource.java

@Override
@HttpVerb("get")//  w ww .  j av a  2 s. c  o  m
@Description("Lists all off-heap allocations and their associated sizes")
@Summary("View current off-heap allocations")
@Paths({ "/debug/memory/offheap", "/debug/memory/offheap/" })
protected Representation get() throws ResourceException {
    try {
        JSONObject returnValue = new JSONObject();

        JSONArray allocationsArray = new JSONArray();
        List<Pair<MmapUtils.AllocationContext, Integer>> allocations = MmapUtils.getAllocationsAndSizes();

        for (Pair<MmapUtils.AllocationContext, Integer> allocation : allocations) {
            JSONObject jsonAllocation = new JSONObject();
            jsonAllocation.put("context", allocation.getKey().getContext());
            jsonAllocation.put("type", allocation.getKey().getAllocationType().toString());
            jsonAllocation.put("size", allocation.getValue());
            allocationsArray.put(jsonAllocation);
        }

        returnValue.put("allocations", allocationsArray);

        return new StringRepresentation(returnValue.toString(2));
    } catch (JSONException e) {
        return new StringRepresentation(e.toString());
    }
}

From source file:gobblin.cluster.ScheduledJobConfigurationManager.java

/***
 * TODO: Change cluster code to handle Spec. Right now all job properties are needed to be in config and template is not honored
 * TODO: Materialized JobSpec and make use of ResolvedJobSpec
 * @throws ExecutionException//  w w  w .  java  2 s .  c  o  m
 * @throws InterruptedException
 */
private void fetchJobSpecs() throws ExecutionException, InterruptedException {
    List<Pair<SpecExecutorInstance.Verb, Spec>> changesSpecs = (List<Pair<SpecExecutorInstance.Verb, Spec>>) this.specExecutorInstanceConsumer
            .changedSpecs().get();

    for (Pair<SpecExecutorInstance.Verb, Spec> entry : changesSpecs) {

        SpecExecutorInstance.Verb verb = entry.getKey();
        if (verb.equals(SpecExecutorInstance.Verb.ADD)) {

            // Handle addition
            JobSpec jobSpec = (JobSpec) entry.getValue();
            postNewJobConfigArrival(jobSpec.getUri().toString(), jobSpec.getConfigAsProperties());
            jobSpecs.put(entry.getValue().getUri(), (JobSpec) entry.getValue());
        } else if (verb.equals(SpecExecutorInstanceConsumer.Verb.UPDATE)) {

            // Handle update
            JobSpec jobSpec = (JobSpec) entry.getValue();
            postUpdateJobConfigArrival(jobSpec.getUri().toString(), jobSpec.getConfigAsProperties());
            jobSpecs.put(entry.getValue().getUri(), (JobSpec) entry.getValue());
        } else if (verb.equals(SpecExecutorInstanceConsumer.Verb.DELETE)) {

            // Handle delete
            Spec anonymousSpec = (Spec) entry.getValue();
            postDeleteJobConfigArrival(anonymousSpec.getUri().toString(), new Properties());
            jobSpecs.remove(entry.getValue().getUri());
        }
    }
}

From source file:gobblin.cluster.StreamingJobConfigurationManager.java

private void fetchJobSpecs() throws ExecutionException, InterruptedException {
    List<Pair<SpecExecutorInstance.Verb, Spec>> changesSpecs = (List<Pair<SpecExecutorInstance.Verb, Spec>>) this.specExecutorInstanceConsumer
            .changedSpecs().get();//w ww .j ava  2 s. c om

    // propagate thread interruption so that caller will exit from loop
    if (Thread.interrupted()) {
        throw new InterruptedException();
    }

    for (Pair<SpecExecutorInstance.Verb, Spec> entry : changesSpecs) {
        SpecExecutorInstance.Verb verb = entry.getKey();
        if (verb.equals(SpecExecutorInstance.Verb.ADD)) {
            // Handle addition
            JobSpec jobSpec = (JobSpec) entry.getValue();
            postNewJobConfigArrival(jobSpec.getUri().toString(), jobSpec.getConfigAsProperties());
        } else if (verb.equals(SpecExecutorInstanceConsumer.Verb.UPDATE)) {
            // Handle update
            JobSpec jobSpec = (JobSpec) entry.getValue();
            postUpdateJobConfigArrival(jobSpec.getUri().toString(), jobSpec.getConfigAsProperties());
        } else if (verb.equals(SpecExecutorInstanceConsumer.Verb.DELETE)) {
            // Handle delete
            Spec anonymousSpec = (Spec) entry.getValue();
            postDeleteJobConfigArrival(anonymousSpec.getUri().toString(), new Properties());
        }
    }
}

From source file:lineage2.gameserver.data.xml.parser.RestartPointParser.java

/**
 * Method readData.// w  w  w . j ava  2  s . co m
 * @param rootElement Element
 * @throws Exception
 */
@Override
protected void readData(Element rootElement) throws Exception {
    List<Pair<Territory, Map<Race, String>>> restartArea = new ArrayList<>();
    Map<String, RestartPoint> restartPoint = new HashMap<>();
    for (Iterator<Element> iterator = rootElement.elementIterator(); iterator.hasNext();) {
        Element listElement = iterator.next();
        if ("restart_area".equals(listElement.getName())) {
            Territory territory = null;
            Map<Race, String> restarts = new HashMap<>();
            for (Iterator<Element> i = listElement.elementIterator(); i.hasNext();) {
                Element n = i.next();
                if ("region".equalsIgnoreCase(n.getName())) {
                    Rectangle shape;
                    Attribute map = n.attribute("map");
                    String s = map.getValue();
                    String val[] = s.split("_");
                    int rx = Integer.parseInt(val[0]);
                    int ry = Integer.parseInt(val[1]);
                    int x1 = World.MAP_MIN_X + ((rx - Config.GEO_X_FIRST) << 15);
                    int y1 = World.MAP_MIN_Y + ((ry - Config.GEO_Y_FIRST) << 15);
                    int x2 = (x1 + (1 << 15)) - 1;
                    int y2 = (y1 + (1 << 15)) - 1;
                    shape = new Rectangle(x1, y1, x2, y2);
                    shape.setZmin(World.MAP_MIN_Z);
                    shape.setZmax(World.MAP_MAX_Z);
                    if (territory == null) {
                        territory = new Territory();
                    }
                    territory.add(shape);
                } else if ("polygon".equalsIgnoreCase(n.getName())) {
                    Polygon shape = ZoneParser.parsePolygon(n);
                    if (!shape.validate()) {
                        error("RestartPointParser: invalid territory data : " + shape + "!");
                    }
                    if (territory == null) {
                        territory = new Territory();
                    }
                    territory.add(shape);
                } else if ("restart".equalsIgnoreCase(n.getName())) {
                    Race race = Race.valueOf(n.attributeValue("race"));
                    String locName = n.attributeValue("loc");
                    restarts.put(race, locName);
                }
            }
            if (territory == null) {
                throw new RuntimeException("RestartPointParser: empty territory!");
            }
            if (restarts.isEmpty()) {
                throw new RuntimeException("RestartPointParser: restarts not defined!");
            }
            restartArea.add(new ImmutablePair<>(territory, restarts));
        } else if ("restart_loc".equals(listElement.getName())) {
            String name = listElement.attributeValue("name");
            int bbs = Integer.parseInt(listElement.attributeValue("bbs", "0"));
            int msgId = Integer.parseInt(listElement.attributeValue("msg_id", "0"));
            List<Location> restartPoints = new ArrayList<>();
            List<Location> PKrestartPoints = new ArrayList<>();
            for (Iterator<Element> i = listElement.elementIterator(); i.hasNext();) {
                Element n = i.next();
                if ("restart_point".equals(n.getName())) {
                    for (Iterator<Element> ii = n.elementIterator(); ii.hasNext();) {
                        Element d = ii.next();
                        if ("coords".equalsIgnoreCase(d.getName())) {
                            Location loc = Location.parseLoc(d.attribute("loc").getValue());
                            restartPoints.add(loc);
                        }
                    }
                } else if ("PKrestart_point".equals(n.getName())) {
                    for (Iterator<Element> ii = n.elementIterator(); ii.hasNext();) {
                        Element d = ii.next();
                        if ("coords".equalsIgnoreCase(d.getName())) {
                            Location loc = Location.parseLoc(d.attribute("loc").getValue());
                            PKrestartPoints.add(loc);
                        }
                    }
                }
            }
            if (restartPoints.isEmpty()) {
                throw new RuntimeException(
                        "RestartPointParser: restart_points not defined for restart_loc : " + name + "!");
            }
            if (PKrestartPoints.isEmpty()) {
                PKrestartPoints = restartPoints;
            }
            RestartPoint rp = new RestartPoint(name, bbs, msgId, restartPoints, PKrestartPoints);
            restartPoint.put(name, rp);
        }
    }
    for (Pair<Territory, Map<Race, String>> ra : restartArea) {
        Map<Race, RestartPoint> restarts = new HashMap<>();
        for (Map.Entry<Race, String> e : ra.getValue().entrySet()) {
            RestartPoint rp = restartPoint.get(e.getValue());
            if (rp == null) {
                throw new RuntimeException("RestartPointParser: restart_loc not found : " + e.getValue() + "!");
            }
            restarts.put(e.getKey(), rp);
            getHolder().addRegionData(new RestartArea(ra.getKey(), restarts));
        }
    }
}

From source file:com.nextdoor.bender.operation.substitution.field.FieldSubstitution.java

@Override
protected void doSubstitution(InternalEvent ievent, DeserializedEvent devent) {
    /*/*from w  w w  .j  av a2 s  .c o m*/
     * Get the field value
     */
    Pair<String, Object> kv;
    try {
        kv = getFieldAndSource(devent, srcFields, false);
    } catch (FieldNotFoundException e) {
        if (this.failSrcNotFound) {
            throw new OperationException(e);
        }
        return;
    }

    try {
        devent.setField(this.key, kv.getValue());
    } catch (FieldNotFoundException e) {
        if (this.failDstNotFound) {
            throw new OperationException(e);
        }
        return;
    }

    /*
     * Only remove if source field does not equal destination.
     */
    if (this.removeSrcField && !kv.getKey().equals(this.key)) {
        devent.deleteField(kv.getKey());
    }
}

From source file:it.polimi.diceH2020.SPACE4CloudWS.solvers.solversImpl.MINLPSolver.MINLPDataFileBuilder.java

private <N extends Number> void printIndexedTable(int idx, Pair<Iterable<Integer>, Iterable<N>> pair) {
    String currentLine = String.format("  [%d, *] :=", idx);
    lines.add(currentLine);//  w  ww  . java 2  s. co m
    Iterator<Integer> first = pair.getKey().iterator();
    Iterator<N> second = pair.getValue().iterator();
    while (first.hasNext() && second.hasNext()) {
        Integer key = first.next();
        N value = second.next();
        if (value instanceof Double) {
            //UK to have . instead of , as separator
            currentLine = String.format(Locale.UK, "    %d %f", key, value.doubleValue());
        } else if (value instanceof Integer) {
            currentLine = String.format("    %d %d", key, value.intValue());
        }
        lines.add(currentLine);
    }
}