Example usage for com.google.common.collect Maps uniqueIndex

Introduction

In this page you can find the example usage for com.google.common.collect Maps uniqueIndex.

Prototype

public static <K, V> ImmutableMap<K, V> uniqueIndex(Iterator<V> values, Function<? super V, K> keyFunction)

Source Link

Document

Returns a map with the given values , indexed by keys derived from those values.

Usage

From source file:org.gradle.api.internal.tasks.cache.ZipTaskOutputPacker.java

@Override
public void unpack(TaskOutputsInternal taskOutputs, InputStream input) throws IOException {
    Map<String, TaskOutputFilePropertySpec> propertySpecs = Maps.uniqueIndex(taskOutputs.getFileProperties(),
            new Function<TaskFilePropertySpec, String>() {
                @Override// w w w.j a  va 2s  . c om
                public String apply(TaskFilePropertySpec propertySpec) {
                    return propertySpec.getPropertyName();
                }
            });
    ZipInputStream zipInput = new ZipInputStream(input);
    ZipEntry entry;
    while ((entry = zipInput.getNextEntry()) != null) {
        String name = entry.getName();
        Matcher matcher = PROPERTY_PATH.matcher(name);
        if (!matcher.matches()) {
            // TODO:LPTR What to do here?
            continue;
        }
        String propertyName = matcher.group(1);
        TaskOutputFilePropertySpec propertySpec = propertySpecs.get(propertyName);
        if (propertySpec == null) {
            throw new IllegalStateException(String.format("No output property '%s' registered", propertyName));
        }

        String path = matcher.group(2);
        File outputFile;
        if (Strings.isNullOrEmpty(path)) {
            outputFile = propertySpec.getOutputFile();
        } else {
            outputFile = new File(propertySpec.getOutputFile(), path);
        }
        if (entry.isDirectory()) {
            if (propertySpec.getOutputType() != OutputType.DIRECTORY) {
                throw new IllegalStateException(
                        "Property should be an output directory property: " + propertyName);
            }
            FileUtils.forceMkdir(outputFile);
        } else {
            // TODO:LPTR Can we save on doing this?
            Files.createParentDirs(outputFile);
            Files.asByteSink(outputFile).writeFrom(zipInput);
        }
    }
}

From source file:org.locationtech.geogig.plumbing.merge.MergeFeaturesOp.java

private Map<ObjectId, RevObject> getObjects(NodeRef ancestorRef, NodeRef nodeRefA, NodeRef nodeRefB) {

    final ObjectId metadataId = ancestorRef.getMetadataId();
    final ObjectId ancestorFeatureId = ancestorRef.getObjectId();
    final ObjectId featureAId = nodeRefA.getObjectId();
    final ObjectId featureBId = nodeRefB.getObjectId();
    Iterable<ObjectId> ids = ImmutableList.of(metadataId, ancestorFeatureId, featureAId, featureBId);
    Iterator<RevObject> objsit = objectDatabase().getAll(ids, BulkOpListener.NOOP_LISTENER);

    ImmutableMap<ObjectId, RevObject> map = Maps.uniqueIndex(objsit, (o) -> o.getId());
    checkState(map.containsKey(metadataId), "Invalid reference: %s", metadataId);
    checkState(map.containsKey(ancestorFeatureId), "Invalid reference: %s", ancestorFeatureId);
    checkState(map.containsKey(featureAId), "Invalid reference: %s", featureAId);
    checkState(map.containsKey(featureBId), "Invalid reference: %s", featureBId);
    return map;/*ww  w.  ja  v  a 2 s .c  o  m*/
}

From source file:org.eclipse.sw360.datahandler.thrift.ThriftUtils.java

public static <T> Map<String, T> getIdMap(Collection<T> in) {
    return Maps.uniqueIndex(in, extractId());
}

From source file:org.apache.whirr.HandlerMapFactory.java

static Map<String, ClusterActionHandlerFactory> indexFactoriesByRolePrefix(
        Iterable<ClusterActionHandlerFactory> handlers) {
    return Maps.uniqueIndex(handlers, new Function<ClusterActionHandlerFactory, String>() {

        @Override/*from   www.j av a2  s .  co m*/
        public String apply(ClusterActionHandlerFactory arg0) {
            return arg0.getRolePrefix();
        }

    });
}

From source file:org.jclouds.elb.domain.PolicyType.java

/**
 * convenience method/*from  w w  w.ja  v  a2s . co  m*/
 * @see #getAttributeMetadata()
 */
public Map<String, AttributeMetadata<?>> getAttributeMetadataByName() {
    return Maps.uniqueIndex(attributeMetadata, new Function<AttributeMetadata<?>, String>() {

        @Override
        public String apply(AttributeMetadata<?> input) {
            return input.getName();
        }

    });
}

From source file:org.polarsys.reqcycle.traceability.types.ExtensionPointReader.java

public Map<String, RegisteredAttribute> readAttributes() {
    Iterable<IConfigurationElement> allConf = filter(Arrays.asList(Platform.getExtensionRegistry()
            .getConfigurationElementsFor(Activator.PLUGIN_ID, EXT_ID_ATTRIBUTES)), IConfigurationElement.class);
    Iterable<TAttributeProvider> allProviders = transform(allConf, new Conf2AttProvider());
    Iterable<Iterable<RegisteredAttribute>> allTTypes = transform(allProviders, new Provider2TAType());
    Iterable<RegisteredAttribute> allTTypesFlattened = concat(allTTypes);
    return Maps.uniqueIndex(allTTypesFlattened, new Function<RegisteredAttribute, String>() {

        @Override//from   w  w  w .  j  a  v a2s . c o  m
        public String apply(RegisteredAttribute arg0) {
            return arg0.getId();
        }
    });
}

From source file:net.conquiris.schema.SchemaImpl.java

@Override
public Schema override(Iterable<? extends SchemaItem> items) {
    // Never written.
    @SuppressWarnings("unchecked")
    Iterable<SchemaItem> i = (Iterable<SchemaItem>) items;
    Map<String, SchemaItem> others = Maps.uniqueIndex(i, SchemaItem.NAME);
    if (others.isEmpty()) {
        return this;
    }//w w  w . j  a  va  2 s .c  o  m
    return putItems(others);
}

From source file:org.sonar.server.issue.filter.SearchAction.java

private Map<Long, IssueFilterFavouriteDto> searchUserFavouritesByFilterId(DbSession dbSession) {
    List<IssueFilterFavouriteDto> favouriteFilters = dbClient.issueFilterFavouriteDao().selectByUser(dbSession,
            userSession.getLogin());/*  ww  w.  j  a v  a  2  s  .  co m*/
    return Maps.uniqueIndex(favouriteFilters, IssueFilterFavouriteDToIssueFilterId.INSTANCE);
}

From source file:com.google.caliper.runner.ConsoleResultProcessor.java

@Override
public void processRun(Run run) {
    this.run = run;
    Map<String, VM> vms = Maps.uniqueIndex(run.vms, VM_LOCAL_NAME_FUNCTION);
    this.scenarioLocalVars = HashBasedTable.create();
    for (Scenario scenario : run.scenarios) {
        ScenarioName scenarioName = new ScenarioName(scenario.localName);
        scenarioLocalVars.put(scenarioName, new AxisName("benchmark"),
                new AxisValue(scenario.benchmarkMethodName));
        scenarioLocalVars.put(scenarioName, new AxisName("vm"),
                new AxisValue(vms.get(scenario.vmLocalName).vmName));
        for (Entry<String, String> entry : scenario.userParameters.entrySet()) {
            scenarioLocalVars.put(scenarioName, new AxisName(entry.getKey()), new AxisValue(entry.getValue()));
        }/*from   www. j a va2  s. c o m*/
        for (Entry<String, String> entry : scenario.vmArguments.entrySet()) {
            scenarioLocalVars.put(scenarioName, new AxisName(entry.getKey()), new AxisValue(entry.getValue()));
        }
    }

    for (Instrument instrument : run.instruments) {
        displayResults(instrument);
    }
}

From source file:org.trancecode.xproc.Environment.java

private static Map<PortReference, EnvironmentPort> getPortsMap(final Iterable<EnvironmentPort> ports) {
    return Maps.uniqueIndex(ports, PortFunctions.getPortReference());
}