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

List of usage examples for com.google.common.collect Maps uniqueIndex

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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:com.facebook.buck.distributed.DistBuildState.java

private DistBuildState(BuildJobState remoteState, final ImmutableBiMap<Integer, Cell> cells) {
    this.remoteState = remoteState;
    this.cells = cells;
    this.fileHashes = Maps.uniqueIndex(remoteState.getFileHashes(), input -> {
        int cellIndex = input.getCellIndex();
        Cell cell = Preconditions.checkNotNull(cells.get(cellIndex),
                "Unknown cell index %s. Distributed build state dump corrupt?", cellIndex);
        return cell.getFilesystem();
    });//w  ww. java 2s.  com

    this.directFileHashCacheLoder = CacheBuilder.newBuilder()
            .build(new CacheLoader<ProjectFilesystem, FileHashCache>() {
                @Override
                public FileHashCache load(@Nonnull ProjectFilesystem filesystem) {
                    FileHashCache cellCache = DefaultFileHashCache.createDefaultFileHashCache(filesystem);
                    FileHashCache buckOutCache = DefaultFileHashCache.createBuckOutFileHashCache(
                            filesystem.replaceBlacklistedPaths(ImmutableSet.of()),
                            filesystem.getBuckPaths().getBuckOut());
                    return new StackedFileHashCache(ImmutableList.of(cellCache, buckOutCache));
                }
            });
}

From source file:be.nbb.sdmx.bancaditalia.SdmxConnectionSupplierImpl.java

private static Map<String, GenericSDMXClient> createClients() {
    try {//from  w ww .j  a v  a 2s .co  m
        List<GenericSDMXClient> result = Arrays.<GenericSDMXClient>asList(new ABS(), new ILO(), new IMF(),
                new INEGI(), new OECD(), new WB(), new NBB(), new UIS());
        return Maps.uniqueIndex(result, new Function<GenericSDMXClient, String>() {
            @Override
            public String apply(GenericSDMXClient input) {
                try {
                    return input.getEndpoint().getHost();
                } catch (SdmxException ex) {
                    throw new RuntimeException(ex);
                }
            }
        });
    } catch (MalformedURLException ex) {
        throw new RuntimeException(ex);
    }
}

From source file:de.metas.ui.web.window.descriptor.filters.ImmutableDocumentFilterDescriptorsProvider.java

public ImmutableDocumentFilterDescriptorsProvider(final List<DocumentFilterDescriptor> descriptors) {
    super();//from w ww  . j av a 2  s  . c o m
    descriptorsByFilterId = Maps.uniqueIndex(descriptors, descriptor -> descriptor.getFilterId());
}

From source file:de.faustedition.genesis.lines.VerseStatisticsResource.java

@Get("json")
public Representation chartData() {
    final List<Map<String, Object>> chartData = Lists.newLinkedList();
    final ImmutableMap<String, MaterialUnit> documentIndex = Maps.uniqueIndex(verseStatistics.keySet(),
            new Function<MaterialUnit, String>() {
                @Override/*from  w  w  w.  j a  v  a  2  s.c  om*/
                public String apply(@Nullable MaterialUnit input) {
                    return input.toString() + " [" + input.node.getId() + "]";
                }
            });
    for (String documentDesc : Ordering.natural().immutableSortedCopy(documentIndex.keySet())) {
        final List<Map<String, Object>> intervals = Lists.newLinkedList();
        for (VerseInterval interval : Ordering.from(VerseManager.INTERVAL_COMPARATOR)
                .immutableSortedCopy(verseStatistics.get(documentIndex.get(documentDesc)))) {
            intervals.add(new ModelMap().addAttribute("start", Math.max(from, interval.getStart()))
                    .addAttribute("end", Math.min(to, interval.getEnd())));
        }
        chartData.add(new ModelMap().addAttribute("sigil", documentDesc.substring(0, documentDesc.indexOf('[')))
                /*.addAttribute("transcript", documentIndex.get(documentDesc).node.getId())*/
                .addAttribute("source", ((Document) documentIndex.get(documentDesc)).getSource().toString())
                .addAttribute("intervals", intervals));
    }
    return jsonRepresentationFactory.map(chartData, false);
}

From source file:org.jclouds.openstack.keystone.v2_0.suppliers.LocationIdToURIFromAccessForTypeAndVersionSupplier.java

@Override
public Map<String, Supplier<URI>> get() {
    Access accessResponse = access.get();
    Service service = null;/*from   w ww. ja va 2 s  .  co m*/
    try {
        service = Iterables.find(accessResponse.getServiceCatalog(), new Predicate<Service>() {

            @Override
            public boolean apply(Service input) {
                return input.getType().equals(apiType);
            }

        });
    } catch (NoSuchElementException e) {
        throw new NoSuchElementException(String.format("apiType %s not found in catalog %s", apiType,
                accessResponse.getServiceCatalog()));
    }
    Map<String, Endpoint> locationIdToEndpoint = Maps
            .uniqueIndex(Iterables.filter(service.getEndpoints(), new Predicate<Endpoint>() {

                @Override
                public boolean apply(Endpoint input) {
                    if (input.getVersionId() == null) {
                        return true;
                    }
                    return input.getVersionId().equals(apiVersion);
                }

            }), endpointToLocationId);
    return Maps.transformValues(locationIdToEndpoint, endpointToSupplierURI);
}

From source file:org.jclouds.smartos.compute.strategy.SmartOSComputeServiceAdapter.java

@Inject
public SmartOSComputeServiceAdapter(SmartOSHostController host) {
    this.host = checkNotNull(host, "host");

    Collection<VmSpecification> specifications = Lists.newArrayList();

    specifications.add(VmSpecification.builder().alias("Standard Joyent VM, 1Gb RAM / 2Gb SWAP").ram(1024)
            .maxSwap(2048).nic(VmNIC.builder().simpleDHCPNic().build()).build());

    specifications.add(VmSpecification.builder().alias("Standard Joyent VM, 2Gb RAM / 4Gb SWAP").ram(2048)
            .maxSwap(4096).nic(VmNIC.builder().simpleDHCPNic().build()).build());

    specifications.add(VmSpecification.builder().alias("Standard Joyent VM, 4Gb RAM / 8Gb SWAP").ram(4096)
            .maxSwap(8192).nic(VmNIC.builder().simpleDHCPNic().build()).build());

    specifications.add(VmSpecification.builder().alias("Standard Joyent VM, 8Gb RAM / 16Gb SWAP").ram(8192)
            .maxSwap(16384).nic(VmNIC.builder().simpleDHCPNic().build()).build());

    specificationMap = Maps.uniqueIndex(specifications, new Function<VmSpecification, String>() {
        @Override/*w w  w . jav a 2s.  com*/
        public String apply(VmSpecification input) {
            return input.getAlias();
        }
    });

}

From source file:io.crate.analyze.InsertFromSubQueryAnalyzedStatement.java

public InsertFromSubQueryAnalyzedStatement(QueriedRelation subQueryRelation, DocTableInfo tableInfo,
        List<Reference> targetColumns, @Nullable Map<Reference, Symbol> onDuplicateKeyAssignments) {
    this.targetTable = tableInfo;
    this.subQueryRelation = subQueryRelation;
    this.onDuplicateKeyAssignments = onDuplicateKeyAssignments;
    this.targetColumns = targetColumns;
    Map<ColumnIdent, Integer> columnPositions = toPositionMap(targetColumns);

    clusteredByIdx = MoreObjects.firstNonNull(columnPositions.get(tableInfo.clusteredBy()), -1);
    ImmutableMap<ColumnIdent, GeneratedReference> generatedColumns = Maps
            .uniqueIndex(tableInfo.generatedColumns(), Reference.TO_COLUMN_IDENT);

    if (tableInfo.hasAutoGeneratedPrimaryKey()) {
        this.primaryKeySymbols = Collections.emptyList();
    } else {/*from   w  w w . ja  va  2 s.  co  m*/
        this.primaryKeySymbols = symbolsFromTargetColumnPositionOrGeneratedExpression(columnPositions,
                targetColumns, tableInfo.primaryKey(), generatedColumns);
    }
    this.partitionedBySymbols = symbolsFromTargetColumnPositionOrGeneratedExpression(columnPositions,
            targetColumns, tableInfo.partitionedBy(), generatedColumns);
}

From source file:com.opengamma.financial.security.cds.CDSIndexComponentBundle.java

/**
 * Creates a cdsIndex components bundle from a set of cdsIndex
 * component and a comparator./*w  w  w . j  av a 2  s . c om*/
 *
 * @param components  the set of components assigned, not null
 */
private CDSIndexComponentBundle(Iterable<CreditDefaultSwapIndexComponent> components,
        Comparator<? super CreditDefaultSwapIndexComponent> comparator) {
    ArgumentChecker.notEmpty(components, "components");
    ArgumentChecker.noNulls(components, "components");
    ArgumentChecker.notNull(comparator, "comparator");

    _components = ImmutableSortedSet.copyOf(comparator, deduplicate(components));
    _redCodeMapping = Maps.uniqueIndex(_components,
            new Function<CreditDefaultSwapIndexComponent, ExternalId>() {
                @Override
                public ExternalId apply(CreditDefaultSwapIndexComponent input) {
                    return input.getObligorRedCode();
                }
            });
}

From source file:org.estatio.dom.geography.Countries.java

@Programmatic
public List<Country> countriesFor(final Iterable<String> countryCodes) {
    List<Country> available = Lists.newArrayList();
    final ImmutableMap<String, Country> countryByCode = Maps.uniqueIndex(allCountries(),
            new Function<Country, String>() {
                @Override/*from  w  w w . j  a  v  a  2s.  c  o m*/
                public String apply(final Country input) {
                    return input.getName();
                }
            });
    for (String countryCodeForUser : countryCodes) {
        available.add(countryByCode.get(countryCodeForUser));
    }
    return available;
}

From source file:com.facebook.presto.connector.system.SystemDataStreamProvider.java

private RecordSet createRecordSet(Split split, List<ColumnHandle> columns) {
    checkNotNull(split, "split is null");
    checkArgument(split instanceof SystemSplit, "Split must be of type %s, not %s", SystemSplit.class.getName(),
            split.getClass().getName());
    SchemaTableName tableName = ((SystemSplit) split).getTableHandle().getSchemaTableName();

    checkNotNull(columns, "columns is null");
    checkArgument(!columns.isEmpty(), "must provide at least one column");

    SystemTable systemTable = tables.get(tableName);
    checkArgument(systemTable != null, "Table %s does not exist", tableName);
    Map<String, ColumnMetadata> columnsByName = Maps.uniqueIndex(systemTable.getTableMetadata().getColumns(),
            columnNameGetter());/*from  w  w  w  .  j  a  v  a 2 s. com*/

    ImmutableList.Builder<Integer> userToSystemFieldIndex = ImmutableList.builder();
    for (ColumnHandle column : columns) {
        checkArgument(column instanceof SystemColumnHandle, "column must be of type %s, not %s",
                SystemColumnHandle.class.getName(), column.getClass().getName());
        String columnName = ((SystemColumnHandle) column).getColumnName();

        ColumnMetadata columnMetadata = columnsByName.get(columnName);
        checkArgument(columnMetadata != null, "Column %s.%s does not exist", tableName, columnName);

        userToSystemFieldIndex.add(columnMetadata.getOrdinalPosition());
    }

    return new MappedRecordSet(systemTable, userToSystemFieldIndex.build());
}