本文整理了Java中scala.collection.immutable.List.isEmpty()方法的一些代码示例，展示了List.isEmpty()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。List.isEmpty()方法的具体详情如下：
包路径：scala.collection.immutable.List
类名称：List
方法名：isEmpty

List.isEmpty介绍

暂无

代码示例

代码示例来源：origin: org.apache.kafka/kafka_2.10

if (!adminClient.describeConsumerGroup(groupId).consumers().get().isEmpty()) {
  throw new IllegalStateException("Consumer group '" + groupId + "' is still active. " +
    "Make sure to stop all running application instances before running the reset tool.");

代码示例来源：origin: kframework/k-legacy

@Override
public boolean hasNext() {
  return !l.isEmpty();
}

代码示例来源：origin: kframework/k

@Override
public boolean hasNext() {
  return !l.isEmpty();
}

代码示例来源：origin: confluentinc/kafka-streams-examples

while (!adminClient.describeConsumerGroup(applicationId, 0).consumers().get().isEmpty()) {
 Utils.sleep(50);
while (!adminClient.describeConsumerGroup(applicationId, 0).consumers().get().isEmpty()) {
 Utils.sleep(50);

代码示例来源：origin: kframework/k

if (rewrites.size() == 1 && rewrites.get(0).getLeft().isEmpty()) {
  return rewrites.get(0).getRight().substituteAndEvaluate(substitution, context);

代码示例来源：origin: kframework/k

/**
 * goes down the path on the subject to find the rewrite place, does the substitution, and reconstructs the term
 * on its way up
 */
private Term buildRHS(Term subject, Substitution<Variable, Term> substitution, scala.collection.immutable.List<Pair<Integer, Integer>> path, Term rhs, TermContext context) {
  if (path.isEmpty()) {
    return rhs.substituteAndEvaluate(substitution, context);
  } else {
    if (subject instanceof KItem) {
      KItem kItemSubject = (KItem) subject;
      List<Term> newContents = new ArrayList<>(((KList) kItemSubject.kList()).getContents());
      //noinspection RedundantCast
      newContents.set(path.head().getLeft(), buildRHS(newContents.get(path.head().getLeft()), substitution,
          (scala.collection.immutable.List<Pair<Integer, Integer>>) path.tail(), rhs, context));
      return KItem.of(kItemSubject.kLabel(), KList.concatenate(newContents), context.global()).applyAnywhereRules(context);
    } else if (subject instanceof BuiltinList) {
      BuiltinList builtinListSubject = (BuiltinList) subject;
      List<Term> newContents = new ArrayList<>(builtinListSubject.children);
      //noinspection RedundantCast
      newContents.set(path.head().getLeft(), buildRHS(newContents.get(path.head().getLeft()), substitution,
          (scala.collection.immutable.List<Pair<Integer, Integer>>) path.tail(), rhs, context));
      return BuiltinList
          .builder(builtinListSubject.sort, builtinListSubject.operatorKLabel, builtinListSubject.unitKLabel, builtinListSubject.globalContext())
          .addAll(newContents)
          .build();
    } else {
      throw new AssertionError("unexpected rewrite in subject: " + subject);
    }
  }
}

代码示例来源：origin: com.twitter/util-core_2.12

/**
 * Creates a new `Spool` of given `elems`.
 */
@SuppressWarnings("unchecked")
public static <T> Spool<T> newSpool(Collection<T> elems) {
 List<T> buffer = (List<T>)List.empty();
 for (T item : elems) {
  buffer = buffer.$colon$colon(item);
 }
 Spool<T> result = (Spool<T>)EMPTY;
 while(!buffer.isEmpty()){
  result = new Spool.Cons<T>(buffer.head(), Future.value(result));
  buffer = (List<T>)buffer.tail();
 }
 return result;
}

代码示例来源：origin: wkennedy/swagger4spring-web

private Map<String, ApiListing> processControllers(Set<Class<?>> controllerClasses) {
  //Loop over end points (controllers)
  for (Class<?> controllerClass : controllerClasses) {
    if (ApiDocumentationController.class.isAssignableFrom(controllerClass)) {
      continue;
    }
    Set<Method> requestMappingMethods = AnnotationUtils.getAnnotatedMethods(controllerClass, RequestMapping.class);
    ApiListing apiListing = processControllerApi(controllerClass);
    String description = "";
    Api controllerApi = controllerClass.getAnnotation(Api.class);
    if (controllerApi != null) {
      description = controllerApi.description();
    }
    if (apiListing.apis().size() == 0) {
      apiListing = processMethods(requestMappingMethods, controllerClass, apiListing, description);
    }
    //Allow for multiple controllers having the same resource path.
    ApiListing existingApiListing = apiListingMap.get(apiListing.resourcePath());
    if (existingApiListing != null) {
      apiListing = ApiListingUtil.mergeApiListing(existingApiListing, apiListing);
    }
    // controllers without any operations are excluded from the apiListingMap list
    if (apiListing.apis() != null && !apiListing.apis().isEmpty()) {
      apiListingMap.put(apiListing.resourcePath(), apiListing);
    }
  }
  return apiListingMap;
}

代码示例来源：origin: com.twitter/util-core_2.11

/**
 * Creates a new `Spool` of given `elems`.
 */
@SuppressWarnings("unchecked")
public static <T> Spool<T> newSpool(Collection<T> elems) {
 List<T> buffer = (List<T>)List.empty();
 for (T item : elems) {
  buffer = buffer.$colon$colon(item);
 }
 Spool<T> result = (Spool<T>)EMPTY;
 while(!buffer.isEmpty()){
  result = new Spool.Cons<T>(buffer.head(), Future.value(result));
  buffer = (List<T>)buffer.tail();
 }
 return result;
}

代码示例来源：origin: vakinge/jeesuite-libs

if(consumers.isEmpty()){
  System.out.println("Consumer group ["+group+"] does not exist or is rebalancing.");
  return null;

代码示例来源：origin: org.apache.activemq/apollo-mqtt

if (!route.targets().isEmpty()) {
  Delivery delivery = new Delivery();
  delivery.message_$eq(new RawMessage(publish.payload()));