Example usage for java.util Collections singleton

List of usage examples for java.util Collections singleton

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Introduction

In this page you can find the example usage for java.util Collections singleton.

Prototype

public static <T> Set<T> singleton(T o)

Source Link

Document

Returns an immutable set containing only the specified object.

Usage

From source file:com.opengamma.financial.analytics.model.equity.varianceswap.EquityForwardFromSpotAndYieldCurveFunction.java

@Override
public Set<ComputedValue> execute(final FunctionExecutionContext executionContext, final FunctionInputs inputs,
        final ComputationTarget target, final Set<ValueRequirement> desiredValues) {
    final ValueRequirement desiredValue = Iterables.getOnlyElement(desiredValues);
    final String curveName = desiredValue.getConstraint(ValuePropertyNames.CURVE);
    final String curveCalculationConfig = desiredValue
            .getConstraint(ValuePropertyNames.CURVE_CALCULATION_CONFIG);
    // 1. Get the expiry _time_ from the trade
    final EquityVarianceSwapSecurity security = (EquityVarianceSwapSecurity) target.getSecurity();
    final double expiry = TimeCalculator.getTimeBetween(ZonedDateTime.now(executionContext.getValuationClock()),
            security.getLastObservationDate());

    // 2. Get the discount curve and spot value
    final Object discountObject = inputs
            .getValue(getDiscountRequirement(security, curveName, curveCalculationConfig));
    if (discountObject == null) {
        throw new OpenGammaRuntimeException("Could not get Discount Curve");
    }//ww w .  ja  v a2 s.c  o m
    final YieldAndDiscountCurve discountCurve = (YieldAndDiscountCurve) discountObject;

    final Object spotObject = inputs.getValue(getSpotRequirement(security));
    if (spotObject == null) {
        throw new OpenGammaRuntimeException("Could not get Underlying's Spot value");
    }
    final double spot = (Double) spotObject;

    // 3. Compute the forward
    final double discountFactor = discountCurve.getDiscountFactor(expiry);
    Validate.isTrue(discountFactor != 0,
            "The discount curve has returned a zero value for a discount bond. Check rates.");
    final double forward = spot / discountFactor;

    final ValueSpecification valueSpec = getValueSpecification(target.toSpecification(), security);
    return Collections.singleton(new ComputedValue(valueSpec, forward));
}

From source file:org.alfresco.bm.test.Test.java

/**
 * @param testDAO               data persistence
 * @param logService            logging//from  w  w w . ja  v a 2s . c o  m
 * @param release               the software release name of this test
 * @param schema                the property schema version
 * @param description           the test description
 * @param contextPath           the context under which the application was launched
 * @param defaults              provider of all the test defaults
 */
public Test(MongoTestDAO testDAO, LogService logService, String release, Integer schema, String description,
        String contextPath, TestDefaults defaults) {
    this.testDAO = testDAO;
    this.logService = logService;
    this.release = release;
    this.schema = schema;
    this.description = description;
    this.contextPath = contextPath;
    this.defaults = defaults;
    this.systemCapabilities = Collections.singleton(CAPABILITY_JAVA6);
    this.refreshRegistrationTask = new TestDriverPingTask();
    this.testRunPingTask = new TestRunPingTask();

    // This will only be valid if driver registration succeeds
    this.driverId = null;
}

From source file:org.apereo.services.persondir.support.rule.StringFormatAttributeRule.java

@Override
public Set<IPersonAttributes> evaluate(final Map<String, List<Object>> userInfo) {

    // Assertions.
    if (userInfo == null) {
        final String msg = "Argument 'userInfo' cannot be null.";
        throw new IllegalArgumentException(msg);
    }/*from www.  j a va 2  s .co  m*/
    if (!appliesTo(userInfo)) {
        final String msg = "May not evaluate.  This rule does not apply.";
        throw new IllegalArgumentException(msg);
    }

    final Object[] args = new Object[formatArguments.size()];
    for (int i = 0; i < formatArguments.size(); i++) {
        final String key = formatArguments.get(i);
        final List<Object> values = userInfo.get(key);
        args[i] = values.isEmpty() ? null : values.get(0);
    }

    final String outputAttributeValue = String.format(this.formatString, args);

    final Map<String, List<Object>> rslt = new HashMap<>();
    rslt.put(this.outputAttribute, Arrays.asList(new Object[] { outputAttributeValue }));

    final String username = this.usernameAttributeProvider.getUsernameFromQuery(userInfo);
    final IPersonAttributes person = new NamedPersonImpl(username, rslt);
    return Collections.singleton(person);

}

From source file:com.flipkart.flux.guice.module.AkkaModuleTest.java

@Test
public void testGetRouterConfigurations_shouldUseDefaultConcurrentValue() throws Exception {
    when(deploymentUnit.getTaskConfiguration()).thenReturn(configuration);
    Map<String, DeploymentUnit> deploymentUnitsMap = new HashMap<String, DeploymentUnit>() {
        {/*from   www .j  ava 2  s. c om*/
            put("DeploymentUnit1", deploymentUnit);
        }
    };
    int defaultNoOfActors = 10;

    Class simpleWorkflowClass = this.getClass().getClassLoader()
            .loadClass("com.flipkart.flux.integration.SimpleWorkflow");
    Map<String, Method> taskMethods = Collections.singletonMap(
            "com.flipkart.flux.integration.SimpleWorkflow_simpleIntegerReturningTask_com.flipkart.flux.integration.IntegerEvent_version1",
            simpleWorkflowClass.getMethod("simpleIntegerReturningTask"));
    when(deploymentUnit.getTaskMethods()).thenReturn(taskMethods);

    when(deploymentUnitManager.getAllDeploymentUnits()).thenReturn(Collections.singleton(deploymentUnit));

    assertThat(akkaModule.getRouterConfigs(deploymentUnitManager, new TaskRouterUtil(defaultNoOfActors)))
            .containsEntry("com.flipkart.flux.integration.SimpleWorkflow_simpleIntegerReturningTask",
                    defaultNoOfActors);
}

From source file:com._4dconcept.springframework.data.marklogic.repository.config.MarklogicRepositoryConfigurationExtension.java

@Override
protected Collection<Class<?>> getIdentifyingTypes() {
    return Collections.singleton(MarklogicRepository.class);
}

From source file:be.makercafe.apps.makerbench.editors.XMLEditor.java

private StyleSpans<Collection<String>> computeHighlighting(String text) {
    Matcher matcher = XML_TAG.matcher(text);
    int lastKwEnd = 0;
    StyleSpansBuilder<Collection<String>> spansBuilder = new StyleSpansBuilder<>();
    while (matcher.find()) {
        spansBuilder.add(Collections.emptyList(), matcher.start() - lastKwEnd);
        if (matcher.group("COMMENT") != null) {
            spansBuilder.add(Collections.singleton("comment"), matcher.end() - matcher.start());
        } else {/*from   w  w w.  j  a v  a 2  s . co  m*/
            if (matcher.group("ELEMENT") != null) {
                String attributesText = matcher.group(GROUP_ATTRIBUTES_SECTION);
                spansBuilder.add(Collections.singleton("tagmark"),
                        matcher.end(GROUP_OPEN_BRACKET) - matcher.start(GROUP_OPEN_BRACKET));
                spansBuilder.add(Collections.singleton("anytag"),
                        matcher.end(GROUP_ELEMENT_NAME) - matcher.end(GROUP_OPEN_BRACKET));
                if (!attributesText.isEmpty()) {
                    lastKwEnd = 0;
                    Matcher amatcher = ATTRIBUTES.matcher(attributesText);
                    while (amatcher.find()) {
                        spansBuilder.add(Collections.emptyList(), amatcher.start() - lastKwEnd);
                        spansBuilder.add(Collections.singleton("attribute"),
                                amatcher.end(GROUP_ATTRIBUTE_NAME) - amatcher.start(GROUP_ATTRIBUTE_NAME));
                        spansBuilder.add(Collections.singleton("tagmark"),
                                amatcher.end(GROUP_EQUAL_SYMBOL) - amatcher.end(GROUP_ATTRIBUTE_NAME));
                        spansBuilder.add(Collections.singleton("avalue"),
                                amatcher.end(GROUP_ATTRIBUTE_VALUE) - amatcher.end(GROUP_EQUAL_SYMBOL));
                        lastKwEnd = amatcher.end();
                    }
                    if (attributesText.length() > lastKwEnd)
                        spansBuilder.add(Collections.emptyList(), attributesText.length() - lastKwEnd);
                }
                lastKwEnd = matcher.end(GROUP_ATTRIBUTES_SECTION);
                spansBuilder.add(Collections.singleton("tagmark"),
                        matcher.end(GROUP_CLOSE_BRACKET) - lastKwEnd);
            }
        }
        lastKwEnd = matcher.end();
    }
    spansBuilder.add(Collections.emptyList(), text.length() - lastKwEnd);
    return spansBuilder.create();
}

From source file:com.github.mjdetullio.jenkins.plugins.multibranch.SyncBranchesTrigger.java

/**
 * {@inheritDoc}/*from   www .j a v  a  2s . c o  m*/
 */
@Override
public Collection<? extends Action> getProjectActions() {
    return Collections.singleton(new SyncBranchesAction());
}

From source file:com.netflix.nicobar.core.module.ScriptModuleLoaderTest.java

@Test
public void testLoadArchive() throws Exception {
    Path jarPath = CoreTestResourceUtil.getResourceAsPath(TEST_MODULE_SPEC_JAR);

    ScriptArchive scriptArchive = new JarScriptArchive.Builder(jarPath).build();
    when(MOCK_COMPILER.shouldCompile(Mockito.eq(scriptArchive))).thenReturn(true);
    when(MOCK_COMPILER.compile(Mockito.eq(scriptArchive), Mockito.any(JBossModuleClassLoader.class),
            Mockito.any(Path.class))).thenReturn(Collections.<Class<?>>emptySet());
    ScriptModuleLoader moduleLoader = new ScriptModuleLoader.Builder()
            .addPluginSpec(new ScriptCompilerPluginSpec.Builder(TestCompilerPlugin.PLUGIN_ID)
                    .withPluginClassName(MockScriptCompilerPlugin.class.getName()).build())
            .build();/*from www .  ja va 2  s  .  co m*/
    moduleLoader.updateScriptArchives(Collections.singleton(scriptArchive));

    ModuleId moduleId = scriptArchive.getModuleSpec().getModuleId();
    ScriptModule scriptModule = moduleLoader.getScriptModule(moduleId);

    assertNotNull(scriptModule);
    assertEquals(scriptModule.getModuleId(), moduleId);
    JBossModuleClassLoader moduleClassLoader = scriptModule.getModuleClassLoader();
    for (String entryName : scriptArchive.getArchiveEntryNames()) {
        URL resourceUrl = moduleClassLoader.findResource(entryName, true);
        assertNotNull(resourceUrl, "couldn't find entry in the classloader: " + entryName);
    }
    verify(MOCK_COMPILER).shouldCompile(Mockito.eq(scriptArchive));
    verify(MOCK_COMPILER).compile(Mockito.eq(scriptArchive), Mockito.any(JBossModuleClassLoader.class),
            Mockito.any(Path.class));
    verifyNoMoreInteractions(MOCK_COMPILER);
}

From source file:com.netflix.nicobar.groovy2.plugin.Groovy2PluginTest.java

@Test
public void testLoadSimpleScript() throws Exception {
    ScriptModuleLoader moduleLoader = createGroovyModuleLoader().build();
    // create a new script archive consisting of HellowWorld.groovy and add it the loader.
    // Declares a dependency on the Groovy2RuntimeModule.
    Path scriptRootPath = GroovyTestResourceUtil.findRootPathForScript(TestScript.HELLO_WORLD);
    ScriptArchive scriptArchive = new PathScriptArchive.Builder(scriptRootPath).setRecurseRoot(false)
            .addFile(TestScript.HELLO_WORLD.getScriptPath())
            .setModuleSpec(createGroovyModuleSpec(TestScript.HELLO_WORLD.getModuleId()).build()).build();
    moduleLoader.updateScriptArchives(Collections.singleton(scriptArchive));

    // locate the class file in the module and execute it
    ScriptModule scriptModule = moduleLoader.getScriptModule(TestScript.HELLO_WORLD.getModuleId());
    Class<?> clazz = findClassByName(scriptModule, TestScript.HELLO_WORLD);
    assertGetMessage(clazz, "Hello, World!");
}

From source file:com.manydesigns.portofino.oauth.OAuthHelper.java

public OAuthHelper(ActionBeanContext actionBeanContext, String tokenServerUrl, String authorizationServerUrl,
        String scope, String clientId, String clientSecret) {
    this(actionBeanContext, tokenServerUrl, authorizationServerUrl, Collections.singleton(scope), clientId,
            clientSecret);//from   w w  w  .  j av a  2 s  .  co m
}