Example usage for java.util Collections addAll

Introduction

In this page you can find the example usage for java.util Collections addAll.

Prototype

@SafeVarargs
public static <T> boolean addAll(Collection<? super T> c, T... elements) 

Source Link

Document

Adds all of the specified elements to the specified collection.

Usage

From source file:edu.usc.pgroup.louvain.hadoop.ReduceCommunity.java

private Graph reconstructGraph(Iterable<BytesWritable> values) throws Exception {

    Iterator<BytesWritable> it = values.iterator();

    SortedMap<Integer, GraphMessage> map = new TreeMap<Integer, GraphMessage>();

    //Load data// ww  w  .ja va 2s  . c o m
    while (it.hasNext()) {
        BytesWritable bytesWritable = it.next();
        ByteArrayInputStream inputStream = new ByteArrayInputStream(bytesWritable.getBytes());

        try {
            ObjectInputStream objectInputStream = new ObjectInputStream(inputStream);
            GraphMessage msg = (GraphMessage) objectInputStream.readObject();
            map.put(msg.getCurrentPartition(), msg);
        } catch (IOException e) {
            e.printStackTrace();
            throw new Exception(e);
        }

    }

    // Renumber

    int gap = 0;
    int degreeGap = 0;
    Path pt = new Path(outpath + File.separator + "Map-Partition-Sizes");
    FileSystem fs = FileSystem.get(new Configuration());

    if (fs.exists(pt)) {
        fs.delete(pt, true);

    }

    BufferedWriter br = new BufferedWriter(new OutputStreamWriter(fs.create(pt, true)));

    PrintWriter out = new PrintWriter(br);

    for (int i = 0; i < map.keySet().size(); i++) {

        GraphMessage msg = map.get(i);
        long currentDegreelen = msg.getDegrees()[msg.getDegrees().length - 1];
        if (i != 0) {
            for (int j = 0; j < msg.getLinks().length; j++) {
                msg.getLinks()[j] += gap;
            }

            for (int j = 0; j < msg.getRemoteMap().length; j++) {
                msg.getRemoteMap()[j].source += gap;
            }

            for (int j = 0; j < msg.getN2c().length; j++) {
                msg.getN2c()[j] += gap;
            }

            for (int j = 0; j < msg.getDegrees().length; j++) {
                msg.getDegrees()[j] += degreeGap;

            }

        }

        out.println("" + i + "," + msg.getNb_nodes());
        gap += msg.getNb_nodes();
        degreeGap += currentDegreelen;
    }

    out.flush();
    out.close();
    //Integrate

    Graph graph = new Graph();

    for (int i = 0; i < map.keySet().size(); i++) {
        GraphMessage msg = map.get(i);

        Collections.addAll(graph.getDegrees().getList(), msg.getDegrees());
        Collections.addAll(graph.getLinks().getList(), msg.getLinks());
        Collections.addAll(graph.getWeights().getList(), msg.getWeights());

        graph.setNb_links(graph.getNb_links() + msg.getNb_links());
        graph.setNb_nodes((int) (graph.getNb_nodes() + msg.getNb_nodes()));
        graph.setTotal_weight(graph.getTotal_weight() + msg.getTotal_weight());

    }

    //Merge local done.

    Map<Integer, Vector<Integer>> remoteEdges = new HashMap<Integer, Vector<Integer>>();
    Map<Integer, Vector<Float>> remoteWeighs = new HashMap<Integer, Vector<Float>>();

    for (int i = 0; i < map.keySet().size(); i++) {
        Map<HashMap.SimpleEntry<Integer, Integer>, Float> m = new HashMap<AbstractMap.SimpleEntry<Integer, Integer>, Float>();

        GraphMessage msg = map.get(i);
        for (int j = 0; j < msg.getRemoteMap().length; j++) {

            RemoteMap remoteMap = msg.getRemoteMap()[j];

            int sink = remoteMap.sink;
            int sinkPart = remoteMap.sinkPart;

            int target = map.get(sinkPart).getN2c()[sink];

            HashMap.SimpleEntry<Integer, Integer> key = new HashMap.SimpleEntry<Integer, Integer>(
                    remoteMap.source, target);
            if (m.containsKey(key)) {
                m.put(key, m.get(key) + 1.0f);
            } else {
                m.put(key, 1.0f);
            }
        }

        graph.setNb_links(graph.getNb_links() + m.size());

        Iterator<HashMap.SimpleEntry<Integer, Integer>> itr = m.keySet().iterator();

        while (itr.hasNext()) {

            HashMap.SimpleEntry<Integer, Integer> key = itr.next();
            float w = m.get(key);

            if (remoteEdges.containsKey(key.getKey())) {

                remoteEdges.get(key.getKey()).getList().add(key.getValue());

                if (remoteWeighs.containsKey(key.getKey())) {
                    remoteWeighs.get(key.getKey()).getList().add(w);
                }

            } else {
                Vector<Integer> list = new Vector<Integer>();
                list.getList().add(key.getValue());
                remoteEdges.put(key.getKey(), list);

                Vector<Float> wList = new Vector<Float>();
                wList.getList().add(w);
                remoteWeighs.put(key.getKey(), wList);
            }

        }

    }

    graph.addRemoteEdges(remoteEdges, remoteWeighs);

    //Merge Remote Done

    return graph;

}

---

From source file:com.groupon.odo.proxylib.BackupService.java

/**
 * Return the structured backup data//from w ww .  ja  v  a 2s .c  o m
 *
 * @return Backup of current configuration
 * @throws Exception exception
 */
public Backup getBackupData() throws Exception {
    Backup backupData = new Backup();

    backupData.setGroups(getGroups());
    backupData.setProfiles(getProfiles());
    ArrayList<Script> scripts = new ArrayList<Script>();
    Collections.addAll(scripts, ScriptService.getInstance().getScripts());
    backupData.setScripts(scripts);

    return backupData;
}

---

From source file:com.skelril.aurora.shard.ShardManagerComponent.java

@EventHandler
public void onPlayerDeath(PlayerDeathEvent event) {
    Player player = event.getEntity();//from w  w  w.  j  a v a 2s  .  c  o  m
    World world = getShardWorld();
    if (!event.getEntity().getWorld().equals(world))
        return;

    // Externally set
    if (playerState.containsKey(player.getUniqueId()))
        return;

    PlayerInstanceDeathEvent deathEvent = new PlayerInstanceDeathEvent(player, new PlayerRespawnProfile_1_7_10(
            player, event.getDroppedExp(), KeepAction.KEEP, KeepAction.KEEP, KeepAction.KEEP, KeepAction.KEEP));

    callEvent(deathEvent);
    event.getDrops().clear();

    PlayerRespawnProfile_1_7_10 profile = deathEvent.getProfile();
    switch (profile.getArmorAction()) {
    case DROP:
        Collections.addAll(event.getDrops(), profile.getArmorContents());
        break;
    }

    switch (profile.getInvAction()) {
    case DROP:
        Collections.addAll(event.getDrops(), profile.getInventoryContents());
        break;
    }

    event.setDroppedExp((int) deathEvent.getProfile().getDroppedExp());

    playerState.put(player.getUniqueId(), deathEvent.getProfile());
}

---

From source file:alluxio.underfs.hdfs.HdfsUnderFileSystem.java

@Override
public List<String> getFileLocations(String path, FileLocationOptions options) throws IOException {
    // If the user has hinted the underlying storage nodes are not co-located with Alluxio
    // workers, short circuit without querying the locations
    if (Configuration.getBoolean(PropertyKey.UNDERFS_HDFS_REMOTE)) {
        return null;
    }/*from w ww  . java  2  s. c  om*/
    List<String> ret = new ArrayList<>();
    try {
        FileStatus fStatus = mFileSystem.getFileStatus(new Path(path));
        BlockLocation[] bLocations = mFileSystem.getFileBlockLocations(fStatus, options.getOffset(), 1);
        if (bLocations.length > 0) {
            String[] names = bLocations[0].getHosts();
            Collections.addAll(ret, names);
        }
    } catch (IOException e) {
        LOG.warn("Unable to get file location for {} : {}", path, e.getMessage());
    }
    return ret;
}

---

From source file:com.moscona.dataSpace.DataFrame.java

public IVectorIterator<Map<String, IScalar>> iterator(IBitMap result, String... columns)
        throws DataSpaceException, InvalidArgumentException {
    if (columns == null || columns.length == 0) {
        return iterator(result);
    } else {//from w  w  w  .  j a v  a2  s . co m
        ArrayList<String> list = new ArrayList<String>(columns.length);
        Collections.addAll(list, columns);
        return iterator(result, list);
    }
}

---

From source file:com.extrahardmode.config.EHMConfig.java

/**
 * Register new nodes to load from the config
 *
 * @param nodes nodes to register//from   w  ww . j  a  v  a  2s.c  om
 */
public void registerNodes(ConfigNode[] nodes) {
    Collections.addAll(mConfigNodes, nodes);
}

---

From source file:fr.openwide.nuxeo.utils.document.DocumentUtils.java

/**
 * Returns true if and only if the "to" doctype is a supertype of "from"
 * /*  w ww  . ja va  2 s  . c om*/
 * @param from target type
 * @param to queried supertype
 * @return true if to is a supertype of from
 */
public static boolean isAssignable(String from, String to) {
    if (from.equals(to)) {
        return true;
    }

    TypeManager typeManager;
    try {
        typeManager = Framework.getService(TypeManager.class);
    } catch (Exception e) {
        throw new RuntimeException("Unable to get TypeManager", e);
    }

    Set<String> superTypes = new HashSet<String>();
    Collections.addAll(superTypes, typeManager.getSuperTypes(from));
    return superTypes.contains(to);
}

---

From source file:edu.ku.brc.util.AttachmentUtils.java

/**
 * @param f the file to be opened/*from  www .  j  a va 2s  .co m*/
 * @throws Exception
 */
public static void openFile(final File f) throws Exception {
    if (UIHelper.isWindows()) {
        HashSet<String> hashSet = new HashSet<String>();
        Collections.addAll(hashSet, new String[] { "wav", "mp3", "snd", "mid", "aif", "aiff", });
        String ext = FilenameUtils.getExtension(f.getName()).toLowerCase();
        if (hashSet.contains(ext)) {
            Runtime.getRuntime().exec("rundll32 SHELL32.DLL,ShellExec_RunDLL " + f.getAbsolutePath());
            return;
        }
    }
    Desktop.getDesktop().open(f);
}

---

From source file:io.restassured.module.mockmvc.internal.MockMvcRequestSpecificationImpl.java

public MockMvcRequestSpecification postProcessors(RequestPostProcessor postProcessor,
        RequestPostProcessor... additionalPostProcessors) {
    notNull(postProcessor, RequestPostProcessor.class);
    this.requestPostProcessors.add(postProcessor);
    if (additionalPostProcessors != null && additionalPostProcessors.length >= 1) {
        Collections.addAll(this.requestPostProcessors, additionalPostProcessors);
    }/*from w  w w. j av a 2s. co  m*/
    return this;
}

---

From source file:sx.blah.discord.handle.impl.obj.Channel.java

@Override
public MessageHistory getMessageHistory(int messageCount) {
    if (messageCount <= messages.size()) { // we already have all of the wanted messages in the cache
        return new MessageHistory(messages.values().stream().sorted(new MessageComparator(true))
                .limit(messageCount).collect(Collectors.toList()));
    } else {//from w w w  . ja v a 2 s.c o  m
        List<IMessage> retrieved = new ArrayList<>(messageCount);
        AtomicLong lastMessage = new AtomicLong(DiscordUtils.getSnowflakeFromTimestamp(Instant.now()));
        int chunkSize = messageCount < MESSAGE_CHUNK_COUNT ? messageCount : MESSAGE_CHUNK_COUNT;

        while (retrieved.size() < messageCount) { // while we dont have messageCount messages
            IMessage[] chunk = getHistory(lastMessage.get(), chunkSize);

            if (chunk.length == 0)
                break;

            lastMessage.set(chunk[chunk.length - 1].getLongID());
            Collections.addAll(retrieved, chunk);
        }

        return new MessageHistory(
                retrieved.size() > messageCount ? retrieved.subList(0, messageCount) : retrieved);
    }
}

---

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