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

Introduction

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

Prototype

public abstract L getLeft();

Source Link

Document

Gets the left element from this pair.

When treated as a key-value pair, this is the key.

Usage

From source file:com.github.steveash.guavate.ObjIntPair.java

/**
 * Obtains an instance from a {@code Pair}.
 *
 * @param <A> the first element type
 * @param pair  the pair to convert/*from  w w w . ja v a  2  s .  c o  m*/
 * @return a pair formed by extracting values from the pair
 */
public static <A> ObjIntPair<A> ofPair(Pair<A, Integer> pair) {
    Preconditions.checkNotNull(pair, "pair");
    return new ObjIntPair<A>(pair.getLeft(), pair.getRight());
}

From source file:cn.lambdalib.util.client.font.Fragmentor.java

public static List<String> toMultiline(String str, IFontSizeProvider font, double local_x, double limit) {
    Fragmentor frag = new Fragmentor(str);
    List<String> ret = new ArrayList<>();

    StringBuilder builder = new StringBuilder();
    while (frag.hasNext()) {
        Pair<TokenType, String> next = frag.next();
        TokenType type = next.getLeft();
        String content = next.getRight();
        double len = font.getTextWidth(content);
        if (local_x + len > limit) {
            if (!type.canSplit) { // Draws as whole in next line
                if (builder.length() > 0) {
                    ret.add(builder.toString());
                }/*from w  w  w  .ja v a  2  s  .  c  o  m*/
                builder.setLength(0);
                builder.append(content);
                local_x = len;
            } else { // Seperate to this line and next line
                while (!content.isEmpty()) {
                    double acc = 0.0;
                    int i = 0;
                    for (; i < content.length() && local_x + acc <= limit; ++i) {
                        acc += font.getCharWidth(content.charAt(i));
                    }

                    if (i < content.length() && isPunct(content.charAt(i))) {
                        ++i;
                    }

                    builder.append(content.substring(0, i));
                    String add = builder.toString();
                    ret.add(add);

                    builder.setLength(0);
                    local_x = 0;

                    content = content.substring(i);
                }
            }
        } else {
            builder.append(content);
            local_x += len;
        }
    }

    if (builder.length() > 0) {
        ret.add(builder.toString());
    }

    return ret;
}

From source file:com.pinterest.terrapin.base.FutureUtil.java

/**
 * Run speculative execution for a set of futures. This is especially useful for improving latency
 * and surviving failures. The provided BackupFutureRetryPolicy will decide whether the backup
 * future should be fired or not. The 1st future which returns successfully is returned.
 *
 * @param originalFuture The original future which has already been issued.
 * @param functionBackupFuture A function which can issue the backup future once @waitTimeMillis
 *                             has expired.
 * @param waitTimeMillis The time to wait in milliseconds before issuing the backup future.
 * @param statsPrefix The stats prefix to be prefixed with recorded stats such as "won", "lost"
 *                    and "backup-fired".
 * @param retryPolicy decides whether the backup future should be fired if the original future
 *                    fails//from  www.j a  v a2 s .  c om
 * @param <T>
 * @return Returns a future which encapsulates the speculative execution strategy.
 */
public static <T> Future<T> getSpeculativeFuture(final Future<T> originalFuture,
        final Function0<Future<T>> functionBackupFuture, long waitTimeMillis, final String statsPrefix,
        final BackupFutureRetryPolicy retryPolicy) {
    return originalFuture.within(Duration.fromMilliseconds(waitTimeMillis), timer)
            .rescue(new Function<Throwable, Future<T>>() {
                public Future<T> apply(Throwable t) {
                    if (retryPolicy.isRetriable(t)) {
                        final Future<T> backupFuture = functionBackupFuture.apply();
                        Stats.incr(statsPrefix + "-backup-fired");
                        // Build information into each future as to whether this is the original
                        // future or the backup future.
                        final Future<Pair<Boolean, T>> originalFutureWithInfo = originalFuture
                                .map(new Function<T, Pair<Boolean, T>>() {
                                    public Pair<Boolean, T> apply(T t) {
                                        return new ImmutablePair(true, t);
                                    }
                                });
                        final Future<Pair<Boolean, T>> backupFutureWithInfo = backupFuture
                                .map(new Function<T, Pair<Boolean, T>>() {
                                    public Pair<Boolean, T> apply(T t) {
                                        return new ImmutablePair(false, t);
                                    }
                                });
                        // If there is an exception, the first future throwing the exception will
                        // return. Instead we want the 1st future which is successful.
                        Future<Pair<Boolean, T>> origFutureSuccessful = originalFutureWithInfo
                                .rescue(new Function<Throwable, Future<Pair<Boolean, T>>>() {
                                    public Future<Pair<Boolean, T>> apply(Throwable t) {
                                        // Fall back to back up future which may also fail in which case we bubble
                                        // up the exception.
                                        return backupFutureWithInfo;
                                    }
                                });
                        Future<Pair<Boolean, T>> backupFutureSuccessful = backupFutureWithInfo
                                .rescue(new Function<Throwable, Future<Pair<Boolean, T>>>() {
                                    public Future<Pair<Boolean, T>> apply(Throwable t) {
                                        // Fall back to original Future which may also fail in which case we bubble
                                        // up the exception.
                                        return originalFutureWithInfo;
                                    }
                                });
                        return origFutureSuccessful.select(backupFutureSuccessful)
                                .map(new Function<Pair<Boolean, T>, T>() {
                                    public T apply(Pair<Boolean, T> tuple) {
                                        if (tuple.getLeft()) {
                                            Stats.incr(statsPrefix + "-won");
                                        } else {
                                            Stats.incr(statsPrefix + "-lost");
                                        }
                                        return tuple.getRight();
                                    }
                                });
                    } else {
                        return Future.exception(t);
                    }
                }
            });
}

From source file:com.epam.catgenome.util.HistogramUtils.java

/**
 * Creates a {@link Wig} histogram block and adds it to histogram portion, if blockValue > 0
 * @param histogram a List of {@link Wig} blocks, representing histogram
 * @param blockValue a value of histogram block, e.g. amount of features, fitting in interval
 * @param interval block's interval//  w w  w.ja  va2 s.c  om
 */
public static void addToHistogramPortion(final List<Wig> histogram, final int blockValue,
        final Pair<Integer, Integer> interval) {
    if (blockValue > 0) {
        Wig result = new Wig();
        result.setStartIndex(interval.getLeft());
        result.setEndIndex(interval.getRight());
        result.setValue((float) blockValue);

        histogram.add(result);
    }
}

From source file:com.twitter.distributedlog.TestDistributedLogBase.java

@BeforeClass
public static void setupCluster() throws Exception {
    File zkTmpDir = IOUtils.createTempDir("zookeeper", "distrlog");
    tmpDirs.add(zkTmpDir);//from  w  w  w . java 2 s. c  o m
    Pair<ZooKeeperServerShim, Integer> serverAndPort = LocalDLMEmulator.runZookeeperOnAnyPort(zkTmpDir);
    zks = serverAndPort.getLeft();
    zkPort = serverAndPort.getRight();
    bkutil = LocalDLMEmulator.newBuilder().numBookies(numBookies).zkHost("127.0.0.1").zkPort(zkPort)
            .serverConf(DLMTestUtil.loadTestBkConf()).shouldStartZK(false).build();
    bkutil.start();
    zkServers = "127.0.0.1:" + zkPort;
}

From source file:com.evolveum.midpoint.wf.impl.processors.primary.policy.ProcessSpecifications.java

private static Map<String, Pair<ApprovalPolicyActionType, EvaluatedPolicyRule>> createActionsMap(
        Collection<List<Pair<ApprovalPolicyActionType, EvaluatedPolicyRule>>> allActionsWithRules) {
    Map<String, Pair<ApprovalPolicyActionType, EvaluatedPolicyRule>> rv = new HashMap<>();
    for (List<Pair<ApprovalPolicyActionType, EvaluatedPolicyRule>> actionsWithRules : allActionsWithRules) {
        for (Pair<ApprovalPolicyActionType, EvaluatedPolicyRule> actionWithRule : actionsWithRules) {
            if (actionWithRule.getLeft().getName() != null) {
                rv.put(actionWithRule.getLeft().getName(), actionWithRule);
            }/*from   w  ww .  j  a v  a2 s .  com*/
        }
    }
    return rv;
}

From source file:alfio.model.modification.support.LocationDescriptor.java

public static LocationDescriptor fromGeoData(Pair<String, String> coordinates, TimeZone timeZone,
        Map<ConfigurationKeys, Optional<String>> geoConf) {
    Map<String, String> params = new HashMap<>();
    String lat = coordinates.getLeft();
    String lng = coordinates.getRight();
    params.put("latitude", lat);
    params.put("longitude", lng);

    return new LocationDescriptor(timeZone.getID(), coordinates.getLeft(), coordinates.getRight(),
            getMapUrl(lat, lng, geoConf));
}

From source file:edu.wpi.checksims.testutil.AlgorithmUtils.java

/**
 * Ensure that every pair in a set of pairs is representing in algorithm results
 *
 * @param results Collection of algorithm results to check in
 * @param pairs Pairs of submissions to search for in the results
 */// w w w.j av  a 2 s  . c om
public static void checkResultsContainsPairs(Collection<AlgorithmResults> results,
        Set<Pair<Submission, Submission>> pairs) {
    assertNotNull(results);
    assertNotNull(pairs);

    assertEquals(results.size(), pairs.size());

    for (Pair<Submission, Submission> pair : pairs) {
        long numWithResult = results.stream().filter((result) -> {
            return (result.a.equals(pair.getLeft()) && result.b.equals(pair.getRight()))
                    || (result.a.equals(pair.getRight()) && result.b.equals(pair.getLeft()));
        }).count();

        assertEquals(1, numWithResult);
    }
}

From source file:com.nttec.everychan.ui.tabs.LocalHandler.java

public static TabModel getTabModel(String filename, Resources resources) {
    File file = new File(filename);
    if (file.exists() && !file.isDirectory()) {
        String lfilename = filename.toLowerCase(Locale.US);
        if (!lfilename.endsWith(".zip") && !lfilename.endsWith(".mht") && !lfilename.endsWith(".mhtml")) {
            file = file.getParentFile();
            filename = file.getAbsolutePath();
        }//from w ww  .  ja va  2s .  c  o m
    }

    ReadableContainer zip = null;
    UrlPageModel pageModel;
    String pageTitle;
    try {
        zip = ReadableContainer.obtain(file);
        Pair<String, UrlPageModel> p = MainApplication.getInstance().serializer
                .loadPageInfo(zip.openStream(DownloadingService.MAIN_OBJECT_FILE));
        pageTitle = p.getLeft();
        pageModel = p.getRight();
    } catch (Exception e) {
        Logger.e(TAG, e);
        MainApplication.getInstance().database.removeSavedThread(filename);
        return null;
    } finally {
        try {
            if (zip != null)
                zip.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    TabModel model = new TabModel();
    model.type = TabModel.TYPE_LOCAL;
    model.id = new Random().nextLong();
    model.title = pageTitle;
    model.pageModel = pageModel;
    model.hash = CryptoUtils.computeMD5(filename);
    try {
        model.webUrl = MainApplication.getInstance().getChanModule(pageModel.chanName).buildUrl(pageModel);
    } catch (IllegalArgumentException e) {
        model.webUrl = null;
    } catch (NullPointerException e) {
        return null;
    }
    model.localFilePath = filename;
    model.forceUpdate = true;
    return model;
}

From source file:com.formkiq.core.webflow.FlowManager.java

/**
 * Finds the current {@link WebFlow} if one exists.
 * @param req {@link HttpServletRequest}
 * @return {@link WebFlow}/* ww  w.  j a v  a 2s.c om*/
 */
private static WebFlow getCurrentWebFlow(final HttpServletRequest req) {

    Pair<String, Integer> webflowkey = getExecutionSessionKey(req.getParameter(PARAMETER_EXECUTION));
    String sessionKey = webflowkey.getLeft();

    if (StringUtils.hasText(sessionKey)) {
        Object obj = req.getSession().getAttribute(sessionKey);
        if (obj instanceof WebFlow) {
            WebFlow wf = (WebFlow) obj;
            return wf;
        }
    }

    throw new FlowNotFoundException();
}