Examples with Function java.util.function.Function used on opensource projects

Example 31 with Function

use of java.util.function.Function in project intellij-community by JetBrains.

the class UnusedPropertyInspection method buildPropertyGroupVisitor.

@NotNull
@Override
public Function<IProperty[], ResourceBundleEditorProblemDescriptor[]> buildPropertyGroupVisitor(@NotNull ResourceBundle resourceBundle) {
    final Module module = ModuleUtilCore.findModuleForPsiElement(resourceBundle.getDefaultPropertiesFile().getContainingFile());
    if (module == null)
        return x -> null;
    final UnusedPropertiesSearchHelper helper = new UnusedPropertiesSearchHelper(module);
    return properties -> !isPropertyUsed((Property) properties[0], helper, true) ? new ResourceBundleEditorProblemDescriptor[] { new ResourceBundleEditorProblemDescriptor(ProblemHighlightType.LIKE_UNUSED_SYMBOL, PropertiesBundle.message("unused.property.problem.descriptor.name"), new RemovePropertiesFromAllLocalesFix((Property) properties[0])) } : null;
}

Example 32 with Function

use of java.util.function.Function in project AuthMeReloaded by AuthMe.

the class MessageFileHandlerProviderTest method shouldCreateHandler.

@Test
public void shouldCreateHandler() {
    // given
    String language = "fr";
    given(settings.getProperty(PluginSettings.MESSAGES_LANGUAGE)).willReturn(language);
    MessageFileHandlerProvider provider = Mockito.spy(handlerProvider);
    Function<String, String> fileFunction = lang -> "file_" + lang + ".txt";
    File file = new File(dataFolder, "some_file.txt");
    doReturn(file).when(provider).initializeFile(language, fileFunction);
    // when
    MessageFileHandler handler = provider.initializeHandler(fileFunction);
    // then
    assertThat(handler, not(nullValue()));
    verify(settings).getProperty(PluginSettings.MESSAGES_LANGUAGE);
    verify(provider).initializeFile(language, fileFunction);
}

Example 33 with Function

use of java.util.function.Function in project pulsar by yahoo.

the class ConcurrentOpenHashMapTest method testComputeIfAbsent.

@Test
public void testComputeIfAbsent() {
    ConcurrentOpenHashMap<Integer, Integer> map = new ConcurrentOpenHashMap<>(16, 1);
    AtomicInteger counter = new AtomicInteger();
    Function<Integer, Integer> provider = key -> counter.getAndIncrement();
    assertEquals(map.computeIfAbsent(0, provider).intValue(), 0);
    assertEquals(map.get(0).intValue(), 0);
    assertEquals(map.computeIfAbsent(1, provider).intValue(), 1);
    assertEquals(map.get(1).intValue(), 1);
    assertEquals(map.computeIfAbsent(1, provider).intValue(), 1);
    assertEquals(map.get(1).intValue(), 1);
    assertEquals(map.computeIfAbsent(2, provider).intValue(), 2);
    assertEquals(map.get(2).intValue(), 2);
}

Example 34 with Function

use of java.util.function.Function in project wildfly by wildfly.

the class RemoveOnCancelScheduledExecutorServiceBuilder method build.

@Override
public ServiceBuilder<ScheduledExecutorService> build(ServiceTarget target) {
    Function<ScheduledExecutorService, ScheduledExecutorService> mapper = executor -> JBossExecutors.protectedScheduledExecutorService(executor);
    Supplier<ScheduledExecutorService> supplier = () -> {
        ScheduledThreadPoolExecutor executor = new ScheduledThreadPoolExecutor(this.size, this.factory);
        executor.setRemoveOnCancelPolicy(true);
        executor.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
        return executor;
    };
    Service<ScheduledExecutorService> service = new SuppliedValueService<>(mapper, supplier, ScheduledExecutorService::shutdown);
    return new AsynchronousServiceBuilder<>(this.name, service).startSynchronously().build(target).setInitialMode(ServiceController.Mode.ON_DEMAND);
}

Example 35 with Function

use of java.util.function.Function in project wildfly by wildfly.

the class KeyAffinityServiceFactoryBuilder method build.

@Override
public ServiceBuilder<KeyAffinityServiceFactory> build(ServiceTarget target) {
    int bufferSize = this.bufferSize;
    Function<ExecutorService, KeyAffinityServiceFactory> mapper = executor -> new KeyAffinityServiceFactory() {

        @Override
        public <K> KeyAffinityService<K> createService(Cache<K, ?> cache, KeyGenerator<K> generator) {
            CacheMode mode = cache.getCacheConfiguration().clustering().cacheMode();
            return mode.isDistributed() || mode.isReplicated() ? new KeyAffinityServiceImpl<>(executor, cache, generator, bufferSize, Collections.singleton(cache.getCacheManager().getAddress()), false) : new SimpleKeyAffinityService<>(generator);
        }
    };
    Supplier<ExecutorService> supplier = () -> {
        ThreadGroup threadGroup = new ThreadGroup("KeyAffinityService ThreadGroup");
        String namePattern = "KeyAffinityService Thread Pool -- %t";
        PrivilegedAction<ThreadFactory> action = () -> new JBossThreadFactory(threadGroup, Boolean.FALSE, null, namePattern, null, null);
        return Executors.newCachedThreadPool(doPrivileged(action));
    };
    Service<KeyAffinityServiceFactory> service = new SuppliedValueService<>(mapper, supplier, ExecutorService::shutdown);
    return new AsynchronousServiceBuilder<>(this.getServiceName(), service).startSynchronously().build(target).setInitialMode(ServiceController.Mode.ON_DEMAND);
}