Example usage for com.google.common.collect Lists reverse

List of usage examples for com.google.common.collect Lists reverse

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Introduction

In this page you can find the example usage for com.google.common.collect Lists reverse.

Prototype

@CheckReturnValue
public static <T> List<T> reverse(List<T> list)

Source Link

Document

Returns a reversed view of the specified list.

Usage

From source file:com.android.tools.idea.updater.configure.PlatformComponentsPanel.java

private void updatePlatformItems() {
    myPlatformDetailsRootNode.removeAllChildren();
    myPlatformSummaryRootNode.removeAllChildren();
    myStates.clear();/*from   w w  w  .  j  av  a  2 s  . com*/
    List<AndroidVersion> versions = Lists.newArrayList(myCurrentPackages.keySet());
    versions = Lists.reverse(versions);
    for (AndroidVersion version : versions) {
        Set<UpdaterTreeNode> versionNodes = Sets.newHashSet();
        UpdaterTreeNode marker = new ParentTreeNode(version);
        myPlatformDetailsRootNode.add(marker);
        boolean obsolete = false;
        for (UpdatablePackage info : myCurrentPackages.get(version)) {
            RepoPackage pkg = info.getRepresentative();
            PackageNodeModel model = new PackageNodeModel(info);
            myStates.add(model);
            UpdaterTreeNode node = new DetailsTreeNode(model, myModificationListener, myConfigurable);
            marker.add(node);
            versionNodes.add(node);
            if (pkg.obsolete() && pkg.getTypeDetails() instanceof DetailsTypes.PlatformDetailsType) {
                obsolete = true;
            }
        }
        if (!obsolete) {
            SummaryTreeNode node = SummaryTreeNode.createNode(version, versionNodes);
            if (node != null) {
                myPlatformSummaryRootNode.add(node);
            }
        }
    }
    refreshModified();
    SdkUpdaterConfigPanel.resizeColumnsToFit(myPlatformDetailTable);
    SdkUpdaterConfigPanel.resizeColumnsToFit(myPlatformSummaryTable);
    myPlatformDetailTable.updateUI();
    myPlatformSummaryTable.updateUI();
    TreeUtil.expandAll(myPlatformDetailTable.getTree());
    TreeUtil.expandAll(myPlatformSummaryTable.getTree());
}

From source file:org.sonar.java.checks.DeadStoreCheck.java

private void checkElements(CFG.Block block, Set<Symbol> blockOut, Symbol.MethodSymbol methodSymbol) {
    Set<Symbol> out = new HashSet<>(blockOut);
    Set<Tree> assignmentLHS = new HashSet<>();
    Lists.reverse(block.elements()).forEach(element -> checkElement(methodSymbol, out, assignmentLHS, element));
}

From source file:com.twitter.graphjet.demo.TopTweetsServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    int k = 10;/*from   w w w .  j  a  v a2s  . c  o  m*/
    String p = request.getParameter("k");
    if (p != null) {
        try {
            k = Integer.parseInt(p);
        } catch (NumberFormatException e) {
            // Just eat it, don't need to worry.
        }
    }

    PriorityQueue<NodeValueEntry> queue = new PriorityQueue<>(k);
    LongIterator iter = tweets.iterator();
    while (iter.hasNext()) {
        long tweet = iter.nextLong();
        int cnt = graphType.equals(GraphType.USER_TWEET) ? bigraph.getRightNodeDegree(tweet)
                : bigraph.getLeftNodeDegree(tweet);
        if (cnt == 1)
            continue;

        if (queue.size() < k) {
            queue.add(new NodeValueEntry(tweet, cnt));
        } else {
            NodeValueEntry peek = queue.peek();
            // Break ties by preferring higher tweetid (i.e., more recent tweet)
            if (cnt > peek.getValue() || (cnt == peek.getValue() && tweet > peek.getNode())) {
                queue.poll();
                queue.add(new NodeValueEntry(tweet, cnt));
            }
        }
    }

    if (queue.size() == 0) {
        response.getWriter().println("[]\n");
        return;
    }

    NodeValueEntry e;
    List<String> entries = new ArrayList<>(queue.size());
    while ((e = queue.poll()) != null) {
        // Note that we explicitly use id_str and treat the tweet id as a String. See:
        // https://dev.twitter.com/overview/api/twitter-ids-json-and-snowflake
        entries.add(String.format("{\"id_str\": \"%d\", \"cnt\": %d}", e.getNode(), e.getValue()));
    }

    response.setStatus(HttpStatus.OK_200);
    response.getWriter().println("[\n" + JOINER.join(Lists.reverse(entries)) + "\n]");
}

From source file:com.collective.celos.servlet.JSONWorkflowSlotsServlet.java

protected void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException {
    String id = req.getParameter(CelosClient.ID_PARAM);
    try {/* ww w.  ja  v a  2s .  c o  m*/
        if (id == null) {
            res.sendError(HttpServletResponse.SC_BAD_REQUEST, CelosClient.ID_PARAM + " parameter missing.");
            return;
        }
        Scheduler scheduler = getOrCreateCachedScheduler();
        Workflow wf = scheduler.getWorkflowConfiguration().findWorkflow(new WorkflowID(id));
        if (wf == null) {
            res.sendError(HttpServletResponse.SC_NOT_FOUND, "Workflow not found: " + id);
            return;
        }

        ScheduledTime endTime = getTimeParam(req, CelosClient.END_TIME_PARAM,
                new ScheduledTime(DateTime.now(DateTimeZone.UTC)));
        ScheduledTime startTime = getTimeParam(req, CelosClient.START_TIME_PARAM,
                scheduler.getWorkflowStartTime(wf, endTime));

        if (startTime.plusHours(scheduler.getSlidingWindowHours()).getDateTime()
                .isBefore(endTime.getDateTime())) {
            res.sendError(HttpServletResponse.SC_BAD_REQUEST,
                    "Time interval between start and end is limited to: " + scheduler.getSlidingWindowHours()
                            + " hours");
            return;
        }
        try (StateDatabaseConnection connection = getStateDatabase().openConnection()) {
            List<SlotState> slotStates = scheduler.getSlotStates(wf, startTime, endTime, connection);
            List<JsonNode> objectNodes = Lists.newArrayList();
            for (SlotState state : Lists.reverse(slotStates)) {
                objectNodes.add(state.toJSONNode());
            }

            ObjectNode node = Util.MAPPER.createObjectNode();
            node.put(CelosClient.INFO_NODE, (JsonNode) Util.MAPPER.valueToTree(wf.getWorkflowInfo()));
            node.put(CelosClient.PAUSE_NODE, connection.isPaused(wf.getID()));
            node.putArray(CelosClient.SLOTS_NODE).addAll(objectNodes);
            writer.writeValue(res.getOutputStream(), node);
        }
    } catch (Exception e) {
        throw new ServletException(e);
    }
}

From source file:org.onosproject.cli.app.ApplicationNameCompleter.java

@Override
public int complete(String buffer, int cursor, List<String> candidates) {
    // Delegate string completer
    StringsCompleter delegate = new StringsCompleter();

    // Command name is the second argument.
    ArgumentCompleter.ArgumentList list = getArgumentList();
    String cmd = list.getArguments()[1];

    // Grab apps already on the command (to prevent tab-completed duplicates)
    // FIXME: This does not work.
    //        final Set previousApps;
    //        if (list.getArguments().length > 2) {
    //            previousApps = Sets.newHashSet(
    //                    Arrays.copyOfRange(list.getArguments(), 2, list.getArguments().length));
    //        } else {
    //            previousApps = Collections.emptySet();
    //        }/*  ww w.  jav  a2  s .co m*/

    // Fetch our service and feed it's offerings to the string completer
    ApplicationService service = get(ApplicationService.class);
    Iterator<Application> it = service.getApplications().iterator();
    SortedSet<String> strings = delegate.getStrings();
    while (it.hasNext()) {
        Application app = it.next();
        ApplicationState state = service.getState(app.id());
        //            if (previousApps.contains(app.id().name())) {
        //                continue;
        //            }
        if ("uninstall".equals(cmd) || "download".equals(cmd) || ("activate".equals(cmd) && state == INSTALLED)
                || ("deactivate".equals(cmd) && state == ACTIVE)) {
            strings.add(app.id().name());
        }
    }

    // add unique suffix to candidates, if user has something in buffer
    if (!Strings.isNullOrEmpty(buffer)) {
        List<String> suffixCandidates = strings.stream()
                // remove onos common prefix
                .map(full -> full.replaceFirst("org\\.onosproject\\.", ""))
                // a.b.c -> [c, b.c, a.b.c]
                .flatMap(appName -> {
                    List<String> suffixes = new ArrayList<>();
                    Deque<String> frags = new ArrayDeque<>();
                    // a.b.c -> [c, b, a] -> [c, b.c, a.b.c]
                    Lists.reverse(asList(appName.split("\\."))).forEach(frag -> {
                        frags.addFirst(frag);
                        suffixes.add(frags.stream().collect(Collectors.joining(".")));
                    });
                    return suffixes.stream();
                })
                // convert to occurrence map
                .collect(Collectors.groupingBy(e -> e, Collectors.counting())).entrySet().stream()
                // only accept unique suffix
                .filter(e -> e.getValue() == 1L).map(Entry::getKey).collect(Collectors.toList());

        delegate.getStrings().addAll(suffixCandidates);
    }

    // Now let the completer do the work for figuring out what to offer.
    return delegate.complete(buffer, cursor, candidates);
}

From source file:io.v.location.LocationService.java

private static String userEmailFromBlessings(Blessings blessings) {
    for (List<VCertificate> chain : blessings.getCertificateChains()) {
        for (VCertificate certificate : Lists.reverse(chain)) {
            if (certificate.getExtension().contains("@")) {
                return certificate.getExtension();
            }//from   w w  w  .  ja  va  2  s .  c o m
        }
    }
    Log.w(TAG, "Could not determine name from blessings '" + blessings + "'");
    return "";
}

From source file:org.apache.brooklyn.core.location.geo.MaxMind2HostGeoLookup.java

public HostGeoInfo getHostGeoInfo(InetAddress address) throws MalformedURLException, IOException {
    if (lookupFailed)
        return null;

    DatabaseReader ll = getDatabaseReader();
    if (ll == null)
        return null;

    InetAddress extAddress = address;
    if (Networking.isPrivateSubnet(extAddress))
        extAddress = InetAddress.getByName(LocalhostExternalIpLoader.getLocalhostIpQuicklyOrDefault());

    try {/*from ww  w  . java 2  s.  c o m*/
        CityResponse l = ll.city(extAddress);
        if (l == null) {
            if (log.isDebugEnabled())
                log.debug("Geo info failed to find location for address {}, using {}", extAddress, ll);
            return null;
        }

        StringBuilder name = new StringBuilder();

        if (l.getCity() != null && l.getCity().getName() != null)
            name.append(l.getCity().getName());

        if (l.getSubdivisions() != null) {
            for (Subdivision subd : Lists.reverse(l.getSubdivisions())) {
                if (name.length() > 0)
                    name.append(", ");
                // prefer e.g. USA state codes over state names
                if (!Strings.isBlank(subd.getIsoCode()))
                    name.append(subd.getIsoCode());
                else
                    name.append(subd.getName());
            }
        }

        if (l.getCountry() != null) {
            if (name.length() == 0) {
                name.append(l.getCountry().getName());
            } else {
                name.append(" (");
                name.append(l.getCountry().getIsoCode());
                name.append(")");
            }
        }

        HostGeoInfo geo = new HostGeoInfo(address.getHostName(), name.toString(), l.getLocation().getLatitude(),
                l.getLocation().getLongitude());
        log.debug("Geo info lookup (MaxMind DB) for " + address + " returned: " + geo);
        return geo;
    } catch (Exception e) {
        if (log.isDebugEnabled())
            log.debug("Geo info lookup failed: " + e);
        throw Throwables.propagate(e);
    }
}

From source file:pgentity.redis.list.RedisList.java

private List<String> range(Range chRange) {
    try {// w w  w  .j av a 2 s .  c  o  m
        sync.lock();
        Range orgRange = new Range(chRange.getMin(), chRange.getMax());
        List<Command> revCommands = Lists.reverse(commands);
        for (Command command : revCommands) {
            command.reverseRange(orgRange);
        }

        List<String> cacheList;
        if (orgRange.getLength() > 0) {
            cacheList = DBContext.Redis().lrange(redisKey, orgRange.getMin(), orgRange.getMax() - 1);
        } else {
            cacheList = new ArrayList(chRange.getLength());
        }

        for (Command command : commands) {
            command.applyToCache(cacheList, chRange);
        }

        return cacheList;
    } finally {
        sync.unlock();
    }
}

From source file:org.trimou.engine.parser.Template.java

private void renderingFinished(MustacheRenderingEvent event) {
    List<MustacheListener> listeners = engine.getConfiguration().getMustacheListeners();
    if (listeners != null) {
        for (MustacheListener listener : Lists.reverse(listeners)) {
            listener.renderingFinished(event);
        }/* w  w w.j av a2s .  co  m*/
    }
}

From source file:org.opendaylight.yangtools.yang.model.api.SchemaPath.java

private ImmutableList<QName> getLegacyPath() {
    ImmutableList<QName> ret = legacyPath;
    if (ret == null) {
        final List<QName> tmp = new ArrayList<>();
        for (QName qname : getPathTowardsRoot()) {
            tmp.add(qname);//  w  w w  .j a  v  a 2s.  co m
        }
        ret = ImmutableList.copyOf(Lists.reverse(tmp));
        LEGACYPATH_UPDATER.lazySet(this, ret);
    }

    return ret;
}