Example usage for com.google.common.collect ImmutableList builder

List of usage examples for com.google.common.collect ImmutableList builder

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Introduction

In this page you can find the example usage for com.google.common.collect ImmutableList builder.

Prototype

public static <E> Builder<E> builder()

Source Link

Usage

From source file:com.teradata.tpcds.distribution.FipsCountyDistribution.java

public static FipsCountyDistribution buildFipsCountyDistribution() {
    ImmutableList.Builder<String> countiesBuilder = ImmutableList.builder();
    ImmutableList.Builder<String> stateAbbreviationsBuilder = ImmutableList.builder();
    ImmutableList.Builder<Integer> zipPrefixesBuilder = ImmutableList.builder();
    ImmutableList.Builder<Integer> gmtOffsetsBuilder = ImmutableList.builder();

    List<WeightsBuilder> weightsBuilders = new ArrayList<>(NUM_WEIGHT_FIELDS);
    for (int i = 0; i < NUM_WEIGHT_FIELDS; i++) {
        weightsBuilders.add(new WeightsBuilder());
    }/*from   ww w  .  j  ava2  s . c o m*/

    Iterator<List<String>> iterator = getDistributionIterator(VALUES_AND_WEIGHTS_FILENAME);
    while (iterator.hasNext()) {
        List<String> fields = iterator.next();
        checkState(fields.size() == 2, "Expected line to contain 2 parts but it contains %d: %s", fields.size(),
                fields);

        List<String> values = getListFromCommaSeparatedValues(fields.get(0));
        checkState(values.size() == 6, "Expected line to contain 6 values, but it contained %d, %s",
                values.size(), values);

        // fips codes and state names are never used, so we leave them out
        countiesBuilder.add(values.get(1));
        stateAbbreviationsBuilder.add(values.get(2));
        zipPrefixesBuilder.add(Integer.parseInt(values.get(4)));
        gmtOffsetsBuilder.add(Integer.parseInt(values.get(5)));

        List<String> weights = getListFromCommaSeparatedValues(fields.get(1));
        checkState(weights.size() == NUM_WEIGHT_FIELDS,
                "Expected line to contain %d weights, but it contained %d, %s", NUM_WEIGHT_FIELDS,
                weights.size(), values);
        for (int i = 0; i < weights.size(); i++) {
            weightsBuilders.get(i).computeAndAddNextWeight(Integer.valueOf(weights.get(i)));
        }
    }

    ImmutableList.Builder<ImmutableList<Integer>> weightsListBuilder = ImmutableList
            .<ImmutableList<Integer>>builder();
    for (WeightsBuilder weightsBuilder : weightsBuilders) {
        weightsListBuilder.add(weightsBuilder.build());
    }

    return new FipsCountyDistribution(countiesBuilder.build(), stateAbbreviationsBuilder.build(),
            zipPrefixesBuilder.build(), gmtOffsetsBuilder.build(), weightsListBuilder.build());
}

From source file:org.apache.whirr.service.vblob.VBlobStatements.java

private static Statement writeConfigJson(VBlobConfig config) {
    Map<Object, Object> configJ = ImmutableMap.builder()
            .put("drivers", ImmutableList.builder()
                    .add(ImmutableMap.of("fs-1",
                            ImmutableMap.builder().put("type", "fs").put("option", ImmutableMap.of()).build()))
                    .build())//from www  .  jav  a  2 s .  c  o  m
            .put("port", config.getS3Port()).put("current_driver", "fs-1").put("logtype", "winston")
            .put("logfile", config.getHome() + "/log.txt").put("auth", "s3").put("debug", true)
            .put("account_api", false).put("keyID", config.getAuthorizedAccessKey())
            .put("secretID", config.getAuthorizedSecretKey()).build();
    String configJson = new GsonBuilder().setPrettyPrinting().create().toJson(configJ);
    String fileName = config.getHome() + "/config.json";
    return createOrOverwriteFile(fileName, Collections.singleton(configJson));
}

From source file:com.netflix.exhibitor.core.state.ServerList.java

public ServerList(String serverSpec) {
    ImmutableList.Builder<ServerSpec> builder = ImmutableList.builder();

    String[] items = serverSpec.split(",");
    for (String item : items) {
        String trimmed = item.trim();
        if (trimmed.length() > 0) {
            String[] parts = trimmed.split(":");
            String code = getPart(parts, 0);
            String id = getPart(parts, 1);
            String hostname = getPart(parts, 2);
            if ((code != null) && (id != null) && (hostname != null)) {
                try {
                    int serverId = Integer.parseInt(id);
                    builder.add(new ServerSpec(hostname, serverId, ServerType.fromCode(code)));
                } catch (NumberFormatException ignore) {
                    // ignore
                }// w  w w.  java  2 s  . co  m
            }
        }
    }

    specs = builder.build();
}

From source file:com.facebook.presto.raptor.RaptorPageSource.java

public RaptorPageSource(Iterable<Iterable<Block>> channels) {
    ImmutableList.Builder<Iterator<Block>> iterators = ImmutableList.builder();
    for (Iterable<Block> channel : channels) {
        iterators.add(channel.iterator());
    }/*from  w w  w . j  a v a  2s . c om*/
    this.iterators = iterators.build();

    blockPositions = new ArrayList<>(this.iterators.size());
    if (this.iterators.get(0).hasNext()) {
        for (Iterator<Block> iterator : this.iterators) {
            blockPositions.add(new BlockPosition(iterator.next()));
        }
    } else {
        // no data
        for (Iterator<Block> iterator : this.iterators) {
            checkState(!iterator.hasNext());
        }
        finished = true;
    }
}

From source file:org.ratpackframework.path.internal.TokenPathBinder.java

public TokenPathBinder(String path, boolean exact) {
    Validations.noLeadingForwardSlash(path, "token path");

    ImmutableList.Builder<String> namesBuilder = ImmutableList.builder();
    String pattern = Pattern.quote(path);

    Pattern placeholderPattern = Pattern.compile("(/?:(\\w+)\\??)");
    Matcher matchResult = placeholderPattern.matcher(path);
    boolean hasOptional = false;
    while (matchResult.find()) {
        String name = matchResult.group(1);
        boolean optional = name.endsWith("?");

        hasOptional = hasOptional || optional;
        if (hasOptional && !optional) {
            throw new IllegalArgumentException(String.format(
                    "path %s should not define mandatory parameters after an optional parameter", path));
        }/*from   w ww.ja v a 2  s .  c  o m*/

        pattern = pattern.replaceFirst(Pattern.quote(name),
                "\\\\E/?([^/?&#]+)" + (optional ? "?" : "") + "\\\\Q");
        namesBuilder.add(matchResult.group(2));
    }

    StringBuilder patternBuilder = new StringBuilder("(").append(pattern).append(")");
    if (!exact) {
        patternBuilder.append("(?:/.*)?");
    }

    this.regex = Pattern.compile(patternBuilder.toString());
    this.tokenNames = namesBuilder.build();
}

From source file:com.facebook.buck.rules.args.Arg.java

public static ImmutableList<String> stringifyList(Arg input) {
    ImmutableList.Builder<String> builder = ImmutableList.builder();
    input.appendToCommandLine(builder);//from w  w w .  j  a  va2s.c om
    return builder.build();
}

From source file:be.dnsbelgium.rdap.core.Notice.java

@JsonCreator
public Notice(@JsonProperty("title") String title, @JsonProperty("type") String type,
        @JsonProperty("description") List<String> description, @JsonProperty("links") List<Link> links) {
    this.title = title;
    this.type = type;
    this.description = (description == null) ? null
            : new ImmutableList.Builder<String>().addAll(description).build();
    this.links = (links == null) ? null : new ImmutableList.Builder<Link>().addAll(links).build();
}

From source file:org.gradle.internal.component.LegacyConfigurationsSupplier.java

@Override
public ImmutableList<? extends ConfigurationMetadata> get() {
    Set<String> configurationNames = targetComponent.getConfigurationNames();
    ImmutableList.Builder<ConfigurationMetadata> builder = new ImmutableList.Builder<ConfigurationMetadata>();
    for (String configurationName : configurationNames) {
        ConfigurationMetadata configuration = targetComponent.getConfiguration(configurationName);
        if (configuration.isCanBeConsumed()) {
            builder.add(configuration);// ww w .  ja  v a  2 s  . c  o  m
        }
    }
    return builder.build();
}

From source file:com.greensopinion.finance.services.domain.CategorizerService.java

public List<Transaction> categorize(List<Transaction> transactions) {
    checkNotNull(transactions);/* w w w. j a  va2s  . c  o m*/
    ImmutableList.Builder<Transaction> builder = ImmutableList.builder();
    for (Transaction transaction : transactions) {
        builder.add(categorize(transaction));
    }
    return builder.build();
}

From source file:nz.co.fortytwo.signalk.util.TrackSimplifier.java

static List<Position> dpReduction(List<Position> track, double tolerance) {
    // degenerate case
    if (track.size() < 3) {
        return track;
    }/*from  w  w w. j  ava  2s  .c  om*/

    double tol2 = tolerance * tolerance;
    boolean[] marks = new boolean[track.size()];
    marks[0] = true;
    marks[marks.length - 1] = true;
    mark(track, tol2, 0, track.size() - 1, marks);

    ImmutableList.Builder<Position> result = ImmutableList.builder();
    for (int i = 0; i < marks.length; i++) {
        if (marks[i]) {
            result.add(track.get(i));
        }
    }
    return result.build();
}