InstanceRequest create()

in aliyun-ecs/src/main/java/org/jclouds/aliyun/ecs/features/InstanceApi.java [107:218]
90 lines of code
4 McCabe index (conditional complexity)

   InstanceRequest create(@QueryParam("RegionId") String regionId,
                          @QueryParam("ImageId") String imageId,
                          @QueryParam("SecurityGroupId") String securityGroupId,
                          @QueryParam("HostName") String hostname,
                          @QueryParam("InstanceType") String instanceType);

   @Named("instance:create")
   @POST
   @Produces(MediaType.APPLICATION_JSON)
   @QueryParams(keys = "Action", values = "CreateInstance")
   InstanceRequest create(@QueryParam("RegionId") String regionId,
                          @QueryParam("ImageId") String imageId,
                          @QueryParam("SecurityGroupId") String securityGroupId,
                          @QueryParam("HostName") String hostname,
                          @QueryParam("InstanceType") String instanceType,
                          CreateInstanceOptions options);

   @Named("instance:allocatePublicIpAddress")
   @POST
   @Produces(MediaType.APPLICATION_JSON)
   @QueryParams(keys = "Action", values = "AllocatePublicIpAddress")
   AllocatePublicIpAddressRequest allocatePublicIpAddress(@QueryParam("RegionId") String regionId,
                                                          @QueryParam("InstanceId") String instanceId);

   @Named("instance:listInstanceStatus")
   @GET
   @QueryParams(keys = "Action", values = "DescribeInstanceStatus")
   @ResponseParser(ParseInstanceStatus.class)
   @Fallback(Fallbacks.EmptyIterableWithMarkerOnNotFoundOr404.class)
   IterableWithMarker<InstanceStatus> listInstanceStatus(@QueryParam("RegionId") String region, ListInstanceStatusOptions options);

   @Named("instance:listInstanceStatus")
   @GET
   @QueryParams(keys = "Action", values = "DescribeInstanceStatus")
   @ResponseParser(ParseInstanceStatus.class)
   @Transform(ParseInstanceStatus.ToPagedIterable.class)
   @Fallback(Fallbacks.EmptyPagedIterableOnNotFoundOr404.class)
   PagedIterable<InstanceStatus> listInstanceStatus(@QueryParam("RegionId") String region);

   /**
    * You can only release an instance that is in the Stopped (Stopped) status.
    *
    * @param instanceId
    */
   @Named("instance:delete")
   @POST
   @Produces(MediaType.APPLICATION_JSON)
   @QueryParams(keys = "Action", values = "DeleteInstance")
   @Fallback(Fallbacks.NullOnNotFoundOr404.class)
   Request delete(@QueryParam("InstanceId") String instanceId);

   @Named("instance:powerOff")
   @POST
   @Produces(MediaType.APPLICATION_JSON)
   @QueryParams(keys = "Action", values = "StopInstance")
   Request powerOff(@QueryParam("InstanceId") String instanceId);

   @Named("instance:powerOn")
   @POST
   @Produces(MediaType.APPLICATION_JSON)
   @QueryParams(keys = "Action", values = "StartInstance")
   Request powerOn(@QueryParam("InstanceId") String instanceId);

   @Named("instance:reboot")
   @POST
   @Produces(MediaType.APPLICATION_JSON)
   @QueryParams(keys = "Action", values = "RebootInstance")
   Request reboot(@QueryParam("InstanceId") String instanceId);

   @Singleton
   final class ParseInstances extends ParseJson<ParseInstances.Instances> {

      @Inject
      ParseInstances(final Json json) {
         super(json, TypeLiteral.get(Instances.class));
      }

      private static class Instances extends PaginatedCollection<Instance> {

         @ConstructorProperties({ "Instances", "PageNumber", "TotalCount", "PageSize", "RegionId", "RequestId" })
         public Instances(Map<String, Iterable<Instance>> content, Integer pageNumber, Integer totalCount, Integer pageSize, String regionId, String requestId) {
            super(content, pageNumber, totalCount, pageSize, regionId, requestId);
         }
      }

      private static class ToPagedIterable extends ArgsToPagedIterable<Instance, ToPagedIterable> {

         private ECSComputeServiceApi api;

         @Inject
         ToPagedIterable(final ECSComputeServiceApi api) {
            this.api = api;
         }

         @Override
         protected Function<Object, IterableWithMarker<Instance>> markerToNextForArgs(List<Object> args) {
            if (args == null || args.isEmpty()) throw new IllegalStateException("Can't advance the PagedIterable");
            final String regionId = args.get(0).toString();
            final ListInstancesOptions original = (ListInstancesOptions) Iterables.tryFind(args, Predicates.instanceOf(ListInstancesOptions.class)).orNull();

            return new Function<Object, IterableWithMarker<Instance>>() {
               @Override
               public IterableWithMarker<Instance> apply(Object input) {
                  ListInstancesOptions options = original == null ?
                          ListInstancesOptions.Builder.paginationOptions(PaginationOptions.class.cast(input)) :
                          original.paginationOptions(PaginationOptions.class.cast(input));
                  return api.instanceApi().list(regionId, options);
               }
            };
         }
      }
   }