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.google.cloud.datastore.IncompleteKey.java

static IncompleteKey fromPb(com.google.datastore.v1.Key keyPb) {
    String projectId = "";
    String namespace = "";
    if (keyPb.hasPartitionId()) {
        com.google.datastore.v1.PartitionId partitionIdPb = keyPb.getPartitionId();
        projectId = partitionIdPb.getProjectId();
        namespace = partitionIdPb.getNamespaceId();
    }/*from w w w  .  ja va  2 s. c  o m*/
    List<com.google.datastore.v1.Key.PathElement> pathElementsPb = keyPb.getPathList();
    Preconditions.checkArgument(!pathElementsPb.isEmpty(), "Path must not be empty");
    ImmutableList.Builder<PathElement> pathBuilder = ImmutableList.builder();
    for (com.google.datastore.v1.Key.PathElement pathElementPb : pathElementsPb) {
        pathBuilder.add(PathElement.fromPb(pathElementPb));
    }
    ImmutableList<PathElement> path = pathBuilder.build();
    PathElement leaf = path.get(path.size() - 1);
    if (leaf.getNameOrId() != null) {
        return new Key(projectId, namespace, path);
    }
    return new IncompleteKey(projectId, namespace, path);
}

From source file:com.acme.scramble.ScrambleScorerMain.java

public ScrambleScorerMain(ScrambleScorer scorer, ImmutableList.Builder<String> resultBuilder) {
    this.scorer = scorer;
    this.resultBuilder = resultBuilder;
}

From source file:com.facebook.presto.plugin.blackhole.BlackHoleSplitManager.java

@Override
public ConnectorSplitSource getSplits(ConnectorSession session, ConnectorTableLayoutHandle layoutHandle) {
    BlackHoleTableLayoutHandle layout = checkType(layoutHandle, BlackHoleTableLayoutHandle.class,
            "BlackHoleTableLayoutHandle");

    ImmutableList.Builder<BlackHoleSplit> builder = ImmutableList.<BlackHoleSplit>builder();

    for (int i = 0; i < layout.getSplitCount(); i++) {
        builder.add(new BlackHoleSplit(layout.getPagesPerSplit(), layout.getRowsPerPage(),
                layout.getFieldsLength()));
    }/*  w  w  w.  j a v a 2  s  .  c  o  m*/
    return new FixedSplitSource("blackhole", builder.build());
}

From source file:org.apache.calcite.interpreter.UnionNode.java

public UnionNode(Interpreter interpreter, Union rel) {
    ImmutableList.Builder<Source> builder = ImmutableList.builder();
    for (int i = 0; i < rel.getInputs().size(); i++) {
        builder.add(interpreter.source(rel, i));
    }/* w  ww.j  a  v  a 2s.  co m*/
    this.sources = builder.build();
    this.sink = interpreter.sink(rel);
    this.rel = rel;
}

From source file:com.google.acai.Dependencies.java

/**
 * Returns a topological sorting.//from   w  w  w  .  jav a 2  s .  c om
 *
 * <p>Algorithm due to Kahn, Arthur B. (1962), Topological sorting of large networks,
 * Communications of the ACM 5 (11): 558562,
 * <a href="http://dl.acm.org/citation.cfm?doid=368996.369025">doi:10.1145/368996.369025</a>.
 */
private static ImmutableList<TestingService> topologicalSorting(DirectedGraph<TestingService> dependencyGraph) {
    Queue<TestingService> rootVertices = new ArrayDeque<>(dependencyGraph.getRootVertices());
    ImmutableList.Builder<TestingService> ordered = ImmutableList.builder();
    while (!rootVertices.isEmpty()) {
        TestingService vertex = rootVertices.remove();
        ordered.add(vertex);
        for (TestingService successor : dependencyGraph.getSuccessors(vertex)) {
            dependencyGraph.removeEdge(vertex, successor);
            if (dependencyGraph.isRootVertex(successor)) {
                rootVertices.add(successor);
            }
        }
    }
    if (dependencyGraph.hasEdges()) {
        throw new IllegalArgumentException("Cycle exists in @DependsOn dependencies.");
    }
    return ordered.build();
}

From source file:com.wrmsr.nativity.util.MultiPeekingIteratorImpl.java

@Override
public Iterable<E> peek(int size) {
    while (peeked.size() < size) {
        peeked.add(iterator.next());//from  w  ww .  j  av  a 2  s .c  o m
    }
    Iterator<E> peekedIterator = peeked.iterator();
    ImmutableList.Builder<E> builder = ImmutableList.builder();
    for (int i = 0; i < size; ++i) {
        peeked.add(peekedIterator.next());
    }
    return builder.build();
}

From source file:com.google.api.codegen.config.BatchingConfig.java

/**
 * Creates an instance of BatchingConfig based on BatchingConfigProto, linking it up with the
 * provided method. On errors, null will be returned, and diagnostics are reported to the diag
 * collector./* w w w  . java  2  s  .c  o  m*/
 */
@Nullable
static BatchingConfig createBatching(DiagCollector diagCollector, BatchingConfigProto batchingConfig,
        MethodModel method) {

    BatchingDescriptorProto batchDescriptor = batchingConfig.getBatchDescriptor();
    String batchedFieldName = batchDescriptor.getBatchedField();
    FieldModel batchedField;
    batchedField = method.getInputField(batchedFieldName);
    if (batchedField == null) {
        diagCollector.addDiag(Diag.error(SimpleLocation.TOPLEVEL,
                "Batched field missing for batch config: method = %s, message type = %s, field = %s",
                method.getFullName(), method.getInputFullName(), batchedFieldName));
    }

    ImmutableList.Builder<GenericFieldSelector> discriminatorsBuilder = ImmutableList.builder();
    for (String discriminatorName : batchDescriptor.getDiscriminatorFieldsList()) {
        GenericFieldSelector selector = method.getInputFieldSelector(discriminatorName);
        if (selector == null) {
            diagCollector.addDiag(Diag.error(SimpleLocation.TOPLEVEL,
                    "Discriminator field missing for batch config: method = %s, message type = %s, "
                            + "field = %s",
                    method.getFullName(), method.getInputFullName(), discriminatorName));
        }
        discriminatorsBuilder.add(selector);
    }

    String subresponseFieldName = batchDescriptor.getSubresponseField();
    FieldModel subresponseField = null;
    if (!subresponseFieldName.isEmpty()) {
        subresponseField = method.getOutputField(subresponseFieldName);
    }

    BatchingSettingsProto batchingSettings = batchingConfig.getThresholds();
    int elementCountThreshold = batchingSettings.getElementCountThreshold();
    long requestByteThreshold = batchingSettings.getRequestByteThreshold();
    int elementCountLimit = batchingSettings.getElementCountLimit();
    long requestByteLimit = batchingSettings.getRequestByteLimit();
    long delayThresholdMillis = batchingConfig.getThresholds().getDelayThresholdMillis();
    Long flowControlElementLimit = (long) batchingConfig.getThresholds().getFlowControlElementLimit();
    if (flowControlElementLimit == 0) {
        flowControlElementLimit = null;
    }
    Long flowControlByteLimit = (long) batchingConfig.getThresholds().getFlowControlByteLimit();
    if (flowControlByteLimit == 0) {
        flowControlByteLimit = null;
    }
    FlowControlLimitConfig flowControlLimitConfig = FlowControlLimitConfig
            .fromProto(batchingConfig.getThresholds().getFlowControlLimitExceededBehavior());

    if (batchedFieldName == null) {
        return null;
    }

    return new AutoValue_BatchingConfig(elementCountThreshold, requestByteThreshold, elementCountLimit,
            requestByteLimit, delayThresholdMillis, batchedField, discriminatorsBuilder.build(),
            subresponseField, flowControlElementLimit, flowControlByteLimit, flowControlLimitConfig);
}

From source file:com.google.javascript.jscomp.ConformanceWhitelister.java

public static ImmutableList<JSError> getConformanceErrors(Compiler compiler, Node externs, Node ast,
        Requirement requirement) {//from w w  w  .  j a  v a2  s  .  c o m
    Requirement cleanedRequirement = requirement.toBuilder().clearWhitelist().clearWhitelistRegexp()
            .clearWhitelistEntry().setSeverity(Severity.ERROR).build(); // So we only have one type of error.
    ConformanceConfig cleanedConfig = ConformanceConfig.newBuilder().addRequirement(cleanedRequirement).build();

    ErrorManager oldErrorManager = compiler.getErrorManager();
    final ImmutableList.Builder<JSError> errors = ImmutableList.builder();
    try {
        // TODO(bangert): handle invalid conformance requirements
        compiler.setErrorManager(new ThreadSafeDelegatingErrorManager(oldErrorManager) {
            @Override
            public synchronized boolean shouldReportConformanceViolation(Requirement requirement,
                    Optional<Requirement.WhitelistEntry> whitelistEntry, JSError diagnostic) {
                errors.add(diagnostic);
                return false;
            }
        });
        CheckConformance check = new CheckConformance(compiler, ImmutableList.of(cleanedConfig));
        check.process(externs, ast);
    } finally {
        compiler.setErrorManager(oldErrorManager);
    }
    return errors.build();
}

From source file:ch.piratenpartei.pivote.serialize.handlers.ListHandler.java

@Override
public Object read(DataInput input) throws IOException {
    ImmutableList.Builder<Object> builder = ImmutableList.builder();
    int size = input.readInt32();
    for (int i = 0; i < size; i++) {
        builder.add(elementHandler.read(input));
    }/*w w  w . jav  a2s .  c om*/
    return builder.build();
}

From source file:com.facebook.presto.operator.StandardJoinFilterFunctionVerifier.java

public StandardJoinFilterFunctionVerifier(JoinFilterFunction filterFunction, List<List<Block>> channels) {
    this.filterFunction = requireNonNull(filterFunction, "filterFunction can not be null");

    requireNonNull(channels, "channels can not be null");
    ImmutableList.Builder<Block[]> pagesBuilder = ImmutableList.builder();
    if (!channels.isEmpty()) {
        int pagesCount = channels.get(0).size();
        for (int pageIndex = 0; pageIndex < pagesCount; ++pageIndex) {
            Block[] blocks = new Block[channels.size()];
            for (int channelIndex = 0; channelIndex < channels.size(); ++channelIndex) {
                blocks[channelIndex] = channels.get(channelIndex).get(pageIndex);
            }/*from ww  w  .j av a  2 s  . c o  m*/
            pagesBuilder.add(blocks);
        }
    }
    this.pages = pagesBuilder.build();
}