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

Introduction

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

Prototype

@GwtCompatible(serializable = true)
public static <E> ArrayList<E> newArrayListWithCapacity(int initialArraySize)

Source Link

Document

Creates an ArrayList instance backed by an array with the specified initial size; simply delegates to ArrayList#ArrayList(int) .

Usage

From source file:pl.porannajava.javnysejm.InternalEntityListBuilder.java

protected List<T> getEntitiesList() {
    List<T> tempList = Lists.newArrayListWithCapacity(0);
    if (this.notEmpty) {
        for (Map<String, String> map : this.getPropertiesArray()) {
            tempList.add(this.buildElement(map));
        }// w w  w.  j ava 2s  . c  om
    }
    return tempList;
}

From source file:org.apache.brooklyn.core.config.external.vault.VaultUserPassExternalConfigSupplier.java

@Override
protected String initAndLogIn(Map<String, String> config) {
    List<String> errors = Lists.newArrayListWithCapacity(2);
    String username = config.get("username");
    if (Strings.isBlank(username))
        errors.add("missing configuration 'username'");
    String password = config.get("password");
    if (Strings.isBlank(username))
        errors.add("missing configuration 'password'");
    if (!errors.isEmpty()) {
        String message = String.format("Problem configuration Vault external config supplier '%s': %s", name,
                Joiner.on(System.lineSeparator()).join(errors));
        throw new IllegalArgumentException(message);
    }//from  w  ww  . j av  a  2s.  c om

    String path = "v1/auth/userpass/login/" + username;
    ImmutableMap<String, String> requestData = ImmutableMap.of("password", password);
    ImmutableMap<String, String> headers = MINIMAL_HEADERS;
    JsonObject response = apiPost(path, headers, requestData);
    return response.getAsJsonObject("auth").get("client_token").getAsString();
}

From source file:com.opengamma.web.analytics.Inliner.java

private static List<ColumnMeta> getLocalDateDoubleLabelledMatrix1DColumnMeta(LocalDateLabelledMatrix1D matrix) {
    List<ColumnMeta> meta = Lists.newArrayListWithCapacity(matrix.size());
    meta.add(new ColumnMeta(matrix.getKeys()[0], matrix.getKeys()[0].toString(), Double.class,
            LocalDateLabelledMatrix1D.class));
    for (int i = 1; i < matrix.size(); i++) {
        meta.add(new ColumnMeta(matrix.getKeys()[i], matrix.getKeys()[i].toString(), Double.class, null));
    }/*from w w  w .  ja  va  2s  .  c  om*/
    return meta;
}

From source file:works.chatterbox.hooks.ircchannels.channels.modes.AnnotationMode.java

@Override
public List<T> getArguments() {
    return Lists.newArrayListWithCapacity(this.getArgumentLength());
}

From source file:de.matzefratze123.heavyspleef.flag.presets.DelimiterBasedListParser.java

@Override
public List<T> parse(String input) throws InputParseException {
    String[] components = input.split(delimiterRegex);
    List<T> result = Lists.newArrayListWithCapacity(components.length);

    for (int i = 0; i < components.length; i++) {
        T argument = argParser.parseArgument(components[i]);
        result.add(argument);/* ww w.  java 2 s  .  c  o m*/
    }

    return result;
}

From source file:org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.java

private static void report(Task task, List<String> messages, TaskStateInternal state) {
    List<InvalidUserDataException> causes = Lists.newArrayListWithCapacity(messages.size());
    for (String message : messages) {
        causes.add(new InvalidUserDataException(message));
    }/*  w ww  .  j a v  a 2s  . c o  m*/
    String errorMessage = getMainMessage(task, messages);
    state.setOutcome(new TaskValidationException(errorMessage, causes));
}

From source file:org.terasology.persistence.typeHandling.SimpleTypeHandler.java

@Override
public List<T> deserializeCollection(PersistedData data, DeserializationContext context) {
    if (data.isArray()) {
        PersistedDataArray array = data.getAsArray();
        List<T> result = Lists.newArrayListWithCapacity(array.size());
        for (PersistedData value : array) {
            result.add(deserialize(value, context));
        }/* w  ww  .  j av a  2s .c  o m*/
        return result;
    }
    return Lists.newArrayList();
}

From source file:org.gradle.cache.internal.FixedAgeOldestCacheCleanup.java

@Override
protected List<File> findFilesToDelete(final PersistentCache persistentCache, File[] filesEligibleForCleanup) {
    LOGGER.info("{} remove files older than {}.", persistentCache, new Date(minimumTimestamp));

    List<File> filesForDeletion = Lists.newArrayListWithCapacity(filesEligibleForCleanup.length);

    for (File file : filesEligibleForCleanup) {
        if (file.lastModified() < minimumTimestamp) {
            filesForDeletion.add(file);/*from   w  w w  .  j  a v  a2 s  .c  om*/
        }
    }

    return filesForDeletion;
}

From source file:org.apache.shindig.gadgets.preload.ConcurrentPreloads.java

ConcurrentPreloads(int size) {
    tasks = Lists.newArrayListWithCapacity(size);
}

From source file:org.apache.pulsar.client.util.ExecutorProvider.java

public ExecutorProvider(int numThreads, String threadNamePrefix) {
    checkArgument(numThreads > 0);/*from   w  w w  .j ava2s  .c o m*/
    this.numThreads = numThreads;
    checkNotNull(threadNamePrefix);
    executors = Lists.newArrayListWithCapacity(numThreads);
    for (int i = 0; i < numThreads; i++) {
        executors.add(Executors.newSingleThreadExecutor(new DefaultThreadFactory(threadNamePrefix)));
    }
}