List of usage examples for java.util.stream Collectors toCollection
public static <T, C extends Collection<T>> Collector<T, ?, C> toCollection(Supplier<C> collectionFactory)
From source file:info.rmarcus.birkhoffvonneumann.MatrixUtils.java
public static int[] randomPermutationSparse(Random r, int n) { List<Integer> s = IntStream.range(0, n).mapToObj(i -> i) .collect(Collectors.toCollection(() -> new ArrayList<Integer>(n))); Collections.shuffle(s, r);// w w w. ja v a2 s . c o m return NullUtils.orThrow(s.stream().mapToInt(i -> i).toArray(), () -> new BVNRuntimeException("Could not convert ArrayList to array!")); }
From source file:org.sonar.java.bytecode.cfg.BytecodeCFGBuilderTest.java
@Test public void test_all_instructions_are_part_of_CFG() throws Exception { SquidClassLoader squidClassLoader = new SquidClassLoader( Lists.newArrayList(new File("target/test-classes"), new File("target/classes"))); File file = new File("src/test/java/org/sonar/java/bytecode/cfg/testdata/CFGTestData.java"); CompilationUnitTree tree = (CompilationUnitTree) JavaParser.createParser().parse(file); SemanticModel.createFor(tree, squidClassLoader); Symbol.TypeSymbol testClazz = ((ClassTree) tree.types().get(0)).symbol(); ClassReader cr = new ClassReader(squidClassLoader .getResourceAsStream(Convert.bytecodeName(CFGTestData.class.getCanonicalName()) + ".class")); ClassNode classNode = new ClassNode(BytecodeCompleter.ASM_API_VERSION); cr.accept(classNode, 0);/*from w ww . j a va 2 s. c o m*/ for (MethodNode method : classNode.methods) { Multiset<String> opcodes = Arrays.stream(method.instructions.toArray()).map(AbstractInsnNode::getOpcode) .filter(opcode -> opcode != -1).map(opcode -> Printer.OPCODES[opcode]) .collect(Collectors.toCollection(HashMultiset::create)); Symbol methodSymbol = Iterables.getOnlyElement(testClazz.lookupSymbols(method.name)); BytecodeCFG bytecodeCFG = SETestUtils.bytecodeCFG(((Symbol.MethodSymbol) methodSymbol).signature(), squidClassLoader); Multiset<String> cfgOpcodes = cfgOpcodes(bytecodeCFG); assertThat(cfgOpcodes).isEqualTo(opcodes); } }
From source file:io.syndesis.rest.v1.state.ClientSideState.java
public <T> Set<T> restoreFrom(final Collection<Cookie> cookies, final Class<T> type) { return cookies.stream().flatMap(c -> { try {/*w ww. ja va 2 s . c o m*/ return Stream.of(restoreWithTimestamp(c, type)); } catch (final IllegalArgumentException e) { LOG.warn("Unable to restore client side state from cookie: {}", c, e); return Stream.empty(); } }).sorted().map(t -> t.state).collect(Collectors.toCollection(LinkedHashSet::new)); }
From source file:com.evolveum.midpoint.common.refinery.RefinedObjectClassDefinitionImpl.java
@Override public Collection<? extends QName> getNamesOfAttributesWithInboundExpressions() { return getAttributeDefinitions().stream() .filter(attrDef -> CollectionUtils.isNotEmpty(attrDef.getInboundMappingTypes())) .map(attrDef -> attrDef.getName()).collect(Collectors.toCollection(HashSet::new)); }
From source file:org.codice.alliance.catalog.transformer.mgmp.MgmpTransformer.java
@Override public LinkedHashSet<Path> buildPaths() { LinkedHashSet<Path> paths = Stream.of(MgmpConstants.RESOURCE_ORIGINATOR_SECURITY_PATH, MgmpConstants.RESOURCE_SECURITY_RELEASABILITY_PATH, MgmpConstants.LANGUAGE_PATH, MgmpConstants.CLOUD_COVERAGE_PATH, MgmpConstants.FORMAT_PATH, GmdConstants.FORMAT_VERSION_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_NUMBER_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_TYPE_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_DATUM_TYPE_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_DATUM_NUMBER_TYPE_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_ELLIPSOID_TYPE_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_ELLIPSOID_NUMBER_TYPE_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_PROJECTION_TYPE_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_PROJECTION_NUMBER_TYPE_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_GRID_TYPE_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_GRID_NUMBER_TYPE_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_GRID_WKT_TYPE_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_PROJECTION_WKT_TYPE_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_ELLIPSOID_WKT_TYPE_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_DATUM_WKT_TYPE_PATH, MgmpConstants.ISR_COVERAGE_CATEGORY_PATH, MgmpConstants.ISR_COVERAGE_COMMENT_PATH, MgmpConstants.ISR_IMAGE_COMMENT_PATH, MgmpConstants.ISR_IMAGE_DESCRIPTION_PATH, MgmpConstants.ISR_MD_IMAGE_COMMENT_PATH, MgmpConstants.ISR_MD_IMAGE_DESCRIPTION_PATH, MgmpConstants.ISR_VIDEO_COMMENT_PATH, MgmpConstants.ISR_VIDEO_DESCRIPTION_PATH, MgmpConstants.METADATA_ORIGINATOR_SECURITY_PATH, MgmpConstants.METADATA_RELEASABILITY_PATH, MgmpConstants.RESOURCE_SECURITY_RELEASABILITY_PATH, MgmpConstants.NIIRS_PATH, MgmpConstants.NIIRS_RATING_PATH, MgmpConstants.RESOURCE_SECURITY_PATH, MgmpConstants.METADATA_SECURITY_PATH, MgmpConstants.MGMP_SPATIAL_REFERENCE_SYSTEM_CRS_WKT_TYPE_PATH) .map(this::toPath).collect(Collectors.toCollection(LinkedHashSet::new)); paths.addAll(super.buildPaths()); return paths; }
From source file:com.olacabs.fabric.compute.builder.impl.JarScanner.java
private List<ScanResult> scanForSources(ClassLoader classLoader, URL[] downloadedUrls) throws Exception { Reflections reflections = new Reflections(new ConfigurationBuilder().addClassLoader(classLoader) .addScanners(new SubTypesScanner(), new TypeAnnotationsScanner()).addUrls(downloadedUrls)); Set<Class<?>> sources = Sets.intersection(reflections.getTypesAnnotatedWith(Source.class), reflections.getSubTypesOf(PipelineSource.class)); return sources.stream().map(source -> { Source sourceInfo = source.getAnnotation(Source.class); ComponentMetadata metadata = ComponentMetadata.builder().type(ComponentType.SOURCE) .namespace(sourceInfo.namespace()).name(sourceInfo.name()).version(sourceInfo.version()) .description(sourceInfo.description()).cpu(sourceInfo.cpu()).memory(sourceInfo.memory()) .requiredProperties(ImmutableList.copyOf(sourceInfo.requiredProperties())) .optionalProperties(ImmutableList.copyOf(sourceInfo.optionalProperties())).build(); return ScanResult.builder().metadata(metadata).componentClass(source).build(); }).collect(Collectors.toCollection(ArrayList::new)); }
From source file:mesclasses.handlers.ModelHandler.java
public ObservableList<Cours> getCoursForDayAndClasse(String day, Classe classe) { return data.getCours().stream() .filter(c -> c.getDay().equals(day) && c.getClasse().getName().equals(classe.getName())) .collect(Collectors.toCollection(FXCollections::observableArrayList)); }
From source file:nova.core.wrapper.mc.forge.v18.wrapper.block.forward.FWBlock.java
@Override public List<ItemStack> getDrops(IBlockAccess world, BlockPos pos, IBlockState state, int fortune) { Block blockInstance;/*from ww w . j a v a 2 s.com*/ // see onBlockHarvested for why the harvestedBlocks hack exists // this method will be called exactly once after destroying the block BlockPosition position = new BlockPosition((World) world, pos.getX(), pos.getY(), pos.getZ()); if (harvestedBlocks.containsKey(position)) { blockInstance = harvestedBlocks.remove(position); } else { blockInstance = getBlockInstance(world, new Vector3D(pos.getX(), pos.getY(), pos.getZ())); } Block.DropEvent event = new Block.DropEvent(blockInstance); blockInstance.events.publish(event); return new ArrayList<>(event.drops.stream().map(item -> (ItemStack) Game.natives().toNative(item)) .collect(Collectors.toCollection(ArrayList::new))); }
From source file:org.pentaho.hadoop.PropertiesConfigurationPropertiesTest.java
@Test public void testPropertyNames() { HashSet<String> names = new HashSet<>(Arrays.asList("a", "b", "c")); mockKeys(names);//w ww . j a va 2 s.c om HashSet<String> propertyNames = Collections.list(propertiesConfigurationProperties.propertyNames()).stream() .map(Object::toString).collect(Collectors.toCollection(HashSet::new)); assertEquals(names, propertyNames); }
From source file:org.obiba.mica.web.model.StudyDtos.java
@NotNull
BaseStudy fromDto(@NotNull Mica.StudyDtoOrBuilder dto) {
Assert.isTrue(//from ww w .j a va 2 s.c o m
dto.hasExtension(Mica.CollectionStudyDto.type) || dto.hasExtension(Mica.HarmonizationStudyDto.type),
"StudyDto must of a type extension.");
BaseStudy study = dto.hasExtension(Mica.CollectionStudyDto.type) ? new Study() : new HarmonizationStudy();
if (dto.hasId())
study.setId(dto.getId());
if (dto.getNameCount() > 0)
study.setName(localizedStringDtos.fromDto(dto.getNameList()));
if (dto.getAcronymCount() > 0)
study.setAcronym(localizedStringDtos.fromDto(dto.getAcronymList()));
if (dto.hasLogo())
study.setLogo(attachmentDtos.fromDto(dto.getLogo()));
if (dto.hasTimestamps())
TimestampsDtos.fromDto(dto.getTimestamps(), study);
if (dto.getObjectivesCount() > 0)
study.setObjectives(localizedStringDtos.fromDto(dto.getObjectivesList()));
if (dto.hasOpal())
study.setOpal(dto.getOpal());
if (dto.getMembershipsCount() > 0) {
Map<String, List<Membership>> memberships = Maps.newHashMap();
dto.getMembershipsList().forEach(e -> memberships.put(e.getRole(), e.getMembersList().stream()
.map(p -> new Membership(personDtos.fromDto(p), e.getRole())).collect(toList())));
study.setMemberships(memberships);
}
if (dto.getPopulationsCount() > 0) {
study.setPopulations(dto.getPopulationsList().stream().map(populationDtos::fromDto)
.collect(Collectors.toCollection(TreeSet<org.obiba.mica.study.domain.Population>::new)));
}
if (dto.hasContent() && !Strings.isNullOrEmpty(dto.getContent()))
study.setModel(JSONUtils.toMap(dto.getContent()));
else
study.setModel(new HashMap<>());
return study;
}