Example usage for java.util Set isEmpty

Introduction

In this page you can find the example usage for java.util Set isEmpty.

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this set contains no elements.

Usage

From source file:com.netflix.simianarmy.aws.conformity.rule.BasicConformityEurekaClient.java

@Override
public boolean hasHealthCheckUrl(String region, String instanceId) {
    List<InstanceInfo> instanceInfos = discoveryClient.getInstancesById(instanceId);
    for (InstanceInfo info : instanceInfos) {
        Set<String> healthCheckUrls = info.getHealthCheckUrls();
        if (healthCheckUrls != null && !healthCheckUrls.isEmpty()) {
            return true;
        }/*  ww  w.j  a va2 s.c om*/
    }
    return false;
}

From source file:com.github.sps.metrics.opentsdb.OpenTsdb.java

private void sendHelper(Set<OpenTsdbMetric> metrics) {
    if (!metrics.isEmpty()) {
        try {//from w w  w . ja  v  a  2 s.  c o  m
            requestBuilder.setBody(mapper.writeValueAsString(metrics))
                    .execute(new AsyncCompletionHandler<Void>() {
                        @Override
                        public Void onCompleted(Response response) throws Exception {
                            if (response.getStatusCode() != 204) {
                                logger.error("send to opentsdb endpoint failed: (" + response.getStatusCode()
                                        + ") " + response.getResponseBody());
                            }
                            return null;
                        }
                    });
        } catch (Throwable ex) {
            logger.error("send to opentsdb endpoint failed", ex);
        }
    }
}

From source file:com.gu.openplatform.contentapi.ApiQuery.java

protected void addHttpParameter(Map<ApiParameter, Object> parameters, ApiParameter param,
        Set<? extends ApiUrlParameter> value) {
    if (value != null && !value.isEmpty())
        parameters.put(param, value);/*from  w w  w.java  2 s .c om*/
}

From source file:com.aerofs.baseline.json.ValidatingJacksonJaxbJsonProvider.java

@Override
public Object readFrom(Class<Object> type, Type genericType, Annotation[] annotations, MediaType mediaType,
        MultivaluedMap<String, String> httpHeaders, InputStream entityStream) throws IOException {
    Object deserialized = super.readFrom(type, genericType, annotations, mediaType, httpHeaders, entityStream);
    Preconditions.checkArgument(deserialized != null, "empty JSON body not allowed");

    Set<ConstraintViolation<Object>> violations = validator.validate(deserialized);
    if (violations != null && !violations.isEmpty()) {
        throw new ConstraintViolationException(violations);
    }/*from  w  ww.ja  va 2s .c om*/

    return deserialized;
}

From source file:org.mitre.oauth2.token.ScopeServiceAwareOAuth2RequestValidator.java

private void validateScope(Set<String> requestedScopes, Set<String> clientScopes) throws InvalidScopeException {
    if (requestedScopes != null && !requestedScopes.isEmpty()) {
        if (clientScopes != null && !clientScopes.isEmpty()) {
            if (!scopeService.scopesMatch(clientScopes, requestedScopes)) {
                throw new InvalidScopeException("Invalid scope; requested:" + requestedScopes, clientScopes);
            }//from   w  w w.ja v a 2 s  .co  m
        }
    }
}

From source file:com.flipkart.foxtrot.server.util.ManagedActionScanner.java

@Override
public void start() throws Exception {
    Reflections reflections = new Reflections("com.flipkart.foxtrot", new SubTypesScanner());
    Set<Class<? extends Action>> actions = reflections.getSubTypesOf(Action.class);
    if (actions.isEmpty()) {
        throw new Exception("No analytics actions found!!");
    }/*  w ww .j a  va2 s  . com*/
    List<NamedType> types = new Vector<NamedType>();
    for (Class<? extends Action> action : actions) {
        AnalyticsProvider analyticsProvider = action.getAnnotation(AnalyticsProvider.class);
        if (null == analyticsProvider.request() || null == analyticsProvider.opcode()
                || analyticsProvider.opcode().isEmpty() || null == analyticsProvider.response()) {
            throw new Exception("Invalid annotation on " + action.getCanonicalName());
        }
        if (analyticsProvider.opcode().equalsIgnoreCase("default")) {
            logger.warn("Action " + action.getCanonicalName() + " does not specify cache token. "
                    + "Using default cache.");
        }
        analyticsLoader.register(new ActionMetadata(analyticsProvider.request(), action,
                analyticsProvider.cacheable(), analyticsProvider.opcode()));
        types.add(new NamedType(analyticsProvider.request(), analyticsProvider.opcode()));
        types.add(new NamedType(analyticsProvider.response(), analyticsProvider.opcode()));
        logger.info("Registered action: " + action.getCanonicalName());
    }
    SubtypeResolver subtypeResolver = environment.getObjectMapperFactory().getSubtypeResolver();
    subtypeResolver.registerSubtypes(types.toArray(new NamedType[types.size()]));
}

From source file:net.sourceforge.fenixedu.presentationTier.util.CollectionFilter.java

public Set<T> filter(Set<T> elements) {
    Set<T> filtered;// ww  w.  ja va  2 s. c  o m

    if (comparator == null) {
        filtered = new HashSet<T>();
    } else {
        filtered = new TreeSet<T>(comparator);
    }

    final Set<Predicate> predicates = getPredicates();

    if (predicates == null || predicates.isEmpty()) {
        filtered.addAll(elements);
        return Collections.unmodifiableSet(filtered);
    }
    Predicate predicate;
    if (predicates.size() == 1) {
        predicate = predicates.iterator().next();
    } else {
        predicate = AllPredicate.getInstance(predicates);
    }
    for (T element : elements) {
        if (predicate.evaluate(element)) {
            filtered.add(element);
        }
    }
    return Collections.unmodifiableSet(filtered);
}

From source file:org.zalando.jpa.SimpleBeanValidator.java

/**
 * Validates a Bean for the specified goups. Prints formatted error-messages on validation-errors when 'printErrors'
 * is set to true./*from  ww w.  java2 s.  co m*/
 *
 * @param  entity
 * @param  printErrors
 * @param  groups
 */
public <T> void validate(final T entity, final boolean printErrors, final Class<?>... groups) {
    Set<ConstraintViolation<T>> violations = validator.validate(entity, groups);
    if (violations.isEmpty()) {
        return;
    }

    Set<ConstraintViolation<?>> genericViolations = new HashSet<ConstraintViolation<?>>(violations);
    if (printErrors) {
        printer.printValidationErrors(genericViolations);
    }

    throw new ConstraintViolationException(genericViolations);
}

From source file:ch.algotrader.event.dispatch.MarketDataSubscriptionRegistry.java

public void invoke(final long securityId, final Consumer<String> consumer) {

    Set<String> strategySet = this.marketDataSubscriptionMap.get(securityId);
    if (strategySet != null && !strategySet.isEmpty()) {
        for (String strategyName : strategySet) {
            consumer.accept(strategyName);
        }/*from   w w  w.  ja  v a2  s  .c  o  m*/
    }
}

From source file:se.uu.it.cs.recsys.persistence.repository.CourseRepositoryIT.java

@Test
public void testFindAllDistinctAutoGenId() {
    Set<Integer> allIds = this.courseRepository.findAllDistinctAutoGenId();

    Assert.assertTrue(!allIds.isEmpty());
}