| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.jclouds.openstack.neutron.v2.functions; |
| |
| import com.google.common.base.Function; |
| import com.google.common.base.Optional; |
| import org.jclouds.collect.IterableWithMarker; |
| import org.jclouds.collect.internal.Arg0ToPagedIterable; |
| import org.jclouds.openstack.neutron.v2.NeutronApi; |
| import org.jclouds.openstack.neutron.v2.domain.Subnet; |
| import org.jclouds.openstack.neutron.v2.features.SubnetApi; |
| import org.jclouds.openstack.v2_0.options.PaginationOptions; |
| |
| import javax.inject.Inject; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Ensures Subnets works as a PagedIterable. |
| */ |
| public class SubnetsToPagedIterable extends Arg0ToPagedIterable.FromCaller<Subnet, SubnetsToPagedIterable> { |
| |
| private final NeutronApi api; |
| |
| @Inject |
| protected SubnetsToPagedIterable(NeutronApi api) { |
| this.api = checkNotNull(api, "api"); |
| } |
| |
| @Override |
| protected Function<Object, IterableWithMarker<Subnet>> markerToNextForArg0(Optional<Object> arg0) { |
| String region = arg0.isPresent() ? arg0.get().toString() : null; |
| final SubnetApi subnetApi = api.getSubnetApi(region); |
| return new Function<Object, IterableWithMarker<Subnet>>() { |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public IterableWithMarker<Subnet> apply(Object input) { |
| PaginationOptions paginationOptions = PaginationOptions.class.cast(input); |
| return IterableWithMarker.class.cast(subnetApi.list(paginationOptions)); |
| } |
| |
| @Override |
| public String toString() { |
| return "listSubnets()"; |
| } |
| }; |
| } |
| |
| } |