本文整理了Java中io.atlassian.fugue.Option.isEmpty()方法的一些代码示例，展示了Option.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。Option.isEmpty()方法的具体详情如下：
包路径：io.atlassian.fugue.Option
类名称：Option
方法名：isEmpty

Option.isEmpty介绍

暂无

代码示例

代码示例来源：origin: io.atlassian.fugue/fugue-hamcrest

@Override protected boolean matchesSafely(Option<?> actual) {
 return actual.isEmpty();
}

代码示例来源：origin: io.atlassian.fugue/fugue

/** {@inheritDoc} */
@Override public final boolean forall(final Predicate<? super A> p) {
 requireNonNull(p);
 return isEmpty() || p.test(get());
}

代码示例来源：origin: io.atlassian.fugue/fugue

/**
 * Returns this {@link io.atlassian.fugue.Option} if it is nonempty
 * <strong>and</strong> applying the predicate to this option's value returns
 * true. Otherwise, return {@link #none()}.
 *
 * @param p the predicate to test
 * @return this option, or none
 */
public final Option<A> filter(final Predicate<? super A> p) {
 requireNonNull(p);
 return (isEmpty() || p.test(get())) ? this : Option.<A> none();
}

代码示例来源：origin: com.atlassian.swagger/atlassian-swagger-doclet

/**
 * Loads a class for the given name
 *
 * @param fqClassName the fully qualified class name
 * @return the loaded class
 */
public static
@Nonnull
Option<Class<?>> loadClass(String fqClassName) {
  fqClassName = twizzleClassName(fqClassName);
  Option<Class<?>> loadedClass = loadClassWith(fqClassName, Thread.currentThread().getContextClassLoader());
  if (loadedClass.isEmpty()) {
    loadedClass = loadClassWith(fqClassName, MethodDoc.class.getClassLoader());
  }
  if (loadedClass.isEmpty()) {
    loadedClass = loadClassWith(fqClassName, ReflectionKitClassLoader.loader());
  }
  if (loadedClass.isEmpty()) {
    log.error(format("Unable to load class %s", fqClassName));
  }
  return loadedClass;
}

代码示例来源：origin: io.atlassian.fugue/fugue

/**
 * Apply {@code f} to the value if defined.
 * <p>
 * Transforms to an option of the result type.
 *
 * @param <B> return type of {@code f}
 * @param f function to apply to wrapped value
 * @return new wrapped value
 */
public final <B> Option<B> map(final Function<? super A, ? extends B> f) {
 requireNonNull(f);
 return isEmpty() ? Option.<B> none() : new Some<>(f.apply(get()));
}

代码示例来源：origin: io.atlassian.fugue/fugue

/**
 * Creates an Either from this Option. Puts the contained value in a left if
 * {@link #isDefined()} otherwise puts the supplier's value in a right.
 *
 * @param <X> the right type
 * @param right the Supplier to evaluate and return if this is empty
 * @return the content of this option if defined as a left, or the supplier's
 * content as a right if not defined.
 * @see Option#toRight
 */
public final <X> Either<A, X> toLeft(final Supplier<X> right) {
 return isEmpty() ? Either.<A, X> right(right.get()) : Either.<A, X> left(get());
}

代码示例来源：origin: io.atlassian.fugue/fugue

/**
 * Creates an Either from this Option. Puts the contained value in a right if
 * {@link #isDefined()} otherwise puts the supplier's value in a left.
 *
 * @param <X> the left type
 * @param left the Supplier to evaluate and return if this is empty
 * @return the content of this option if defined as a right, or the supplier's
 * content as a left if not
 * @see Option#toLeft
 */
public final <X> Either<X, A> toRight(final Supplier<X> left) {
 return isEmpty() ? Either.<X, A> left(left.get()) : Either.<X, A> right(get());
}

代码示例来源：origin: com.atlassian.prettyurls/atlassian-pretty-urls-plugin

@Override
  public RoutePredicate<UrlRouteRule> makeRulePredicate(final Element route) {
    final Option<Condition> condition = makeCondition(route);
    if (condition.isEmpty()) {
      return RoutePredicates.alwaysTrue();
    } else {
      return new RoutePredicate<UrlRouteRule>() {
        @Override
        public boolean apply(final HttpServletRequest httpServletRequest, final UrlRouteRule routeRule) {
          Map<String, Object> contextMap = Maps.newHashMap();
          contextMap.put("request", httpServletRequest);
          contextMap.put("route", routeRule);
          return runCondition(condition, contextMap);
        }
      };
    }
  }
};

代码示例来源：origin: com.atlassian.prettyurls/atlassian-pretty-urls-plugin

@Override
public RoutePredicate<UrlRouteRuleSet> makeRuleSetPredicate(final Element routing) {
  final Option<Condition> condition = makeCondition(routing);
  if (condition.isEmpty()) {
    return RoutePredicates.alwaysTrue();
  } else {
    return new RoutePredicate<UrlRouteRuleSet>() {
      @Override
      public boolean apply(final HttpServletRequest httpServletRequest, final UrlRouteRuleSet routeRuleSet) {
        Map<String, Object> contextMap = Maps.newHashMap();
        contextMap.put("request", httpServletRequest);
        contextMap.put("routing", routeRuleSet);
        return runCondition(condition, contextMap);
      }
    };
  }
}

代码示例来源：origin: com.atlassian.plugins/atlassian-plugins-webresource

@Override
public List<PluginResource> getPluginResources(final String moduleCompleteKey) {
  if (moduleCompleteKey.contains(":")) {
    // If it's the web resource.
    Option<WebResourceModuleDescriptor> option = getDescriptor(moduleCompleteKey);
    if (option.isEmpty()) {
      return Collections.emptyList();
    }
    WebResourceModuleDescriptor wrmd = option.get();
    final Set<PluginResource> resources = new LinkedHashSet<PluginResource>();
    for (final ResourceDescriptor resourceDescriptor : wrmd.getResourceDescriptors()) {
      resources.add(new BatchPluginResource(moduleCompleteKey, wrmd.getCompleteKey()));
    }
    return ImmutableList.copyOf(resources);
  } else {
    // If it's the module.
    List<PluginResource> resources = new ArrayList<>();
    resources.add(new BatchPluginResource(moduleCompleteKey, moduleCompleteKey));
    return resources;
  }
}

代码示例来源：origin: com.atlassian.application/atlassian-application-host

@Override
public Option<DateTime> apply(@Nullable final Plugin plugin)
{
  if (plugin == null)
  {
    return none();
  }
  else
  {
    for (Bundle bundle : getPluginBundle(plugin))
    {
      final Object value = bundle.getHeaders().get(BUILD_DATE_ATTRIBUTE);
      if (value != null)
      {
        final Option<DateTime> buildDate = PluginDateTimeUtils.fromPluginString(value.toString());
        if (buildDate.isEmpty())
        {
          log.debug("Plugin with key \"{}\" has invalid Atlassian-Build-Date of \"{}\".",
              plugin.getKey(), value);
        }
        return buildDate;
      }
    }
    return none();
  }
}

代码示例来源：origin: com.atlassian.swagger/atlassian-swagger-doclet

private static Option<Class<?>[]> loadParameterClasses(MethodDoc methodDoc) {
  Parameter[] jp = methodDoc.parameters();
  List<Class<?>> parameters = new ArrayList<>();
  for (Parameter p : jp) {
    final String classForName = getClassForNameFromType(p.type());
    Option<Class<?>> clz = loadClass(classForName);
    if (clz.isEmpty()) {
      log.error("Could not load Class.forName({}). Returning no parameters for {}.", classForName, methodDoc.name());
      return none();
    }
    parameters.add(clz.get());
  }
  return some(parameters.toArray(new Class[parameters.size()]));
}

代码示例来源：origin: com.atlassian.swagger/atlassian-swagger-doclet

/**
 * Loads a Method object from the JavaDoc description of that method
 *
 * @param methodDoc the method in javadoc
 * @return the method if it can be loaded
 */
public static Option<Method> loadMethod(MethodDoc methodDoc) {
  ClassDoc classDoc = methodDoc.containingClass();
  Option<Method> method = none();
  Option<Class<?>[]> parameters = loadParameterClasses(methodDoc);
  Option<Class<?>> clz = loadClass(classDoc.qualifiedName());
  if (clz.isDefined() && parameters.isDefined()) {
    method = matchMethod(methodDoc.name(), clz.get(), parameters.get());
  }
  if (method.isEmpty()) {
    log.error(String.format("Unable to load methodDoc %s", methodDoc.qualifiedName()));
  }
  return method;
}

代码示例来源：origin: com.atlassian.swagger/atlassian-swagger-doclet

if (httpMethodOpt.isEmpty()) {