/*
* 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.marconi.v1.functions;
import com.google.common.annotations.Beta;
import com.google.common.base.Function;
import org.jclouds.collect.IterableWithMarker;
import org.jclouds.collect.internal.ArgsToPagedIterable;
import org.jclouds.openstack.marconi.v1.MarconiApi;
import org.jclouds.openstack.marconi.v1.domain.Queue;
import org.jclouds.openstack.marconi.v1.features.QueueApi;
import org.jclouds.openstack.marconi.v1.options.ListQueuesOptions;
import org.jclouds.openstack.v2_0.domain.PaginatedCollection;
import org.jclouds.openstack.v2_0.options.PaginationOptions;
import javax.inject.Inject;
import java.util.List;
import java.util.UUID;
import static com.google.common.base.Preconditions.checkNotNull;
import static org.jclouds.openstack.marconi.v1.options.ListQueuesOptions.Builder.queryParameters;
@Beta
public class QueuesToPagedIterable extends ArgsToPagedIterable.FromCaller<Queue, QueuesToPagedIterable> {
private final MarconiApi api;
@Inject
protected QueuesToPagedIterable(MarconiApi api) {
this.api = checkNotNull(api, "api");
}
@Override
protected Function<Object, IterableWithMarker<Queue>> markerToNextForArgs(List<Object> args) {
String zone = String.class.cast(args.get(0));
UUID clientId = UUID.class.cast(args.get(1));
return new ListQueuesAtMarker(api.getQueueApiForZoneAndClient(zone, clientId));
}
private static class ListQueuesAtMarker implements Function<Object, IterableWithMarker<Queue>> {
private final QueueApi api;
@Inject
protected ListQueuesAtMarker(QueueApi api) {
this.api = checkNotNull(api, "api");
}
public PaginatedCollection<Queue> apply(Object input) {
PaginationOptions paginationOptions = PaginationOptions.class.cast(input);
ListQueuesOptions listQueuesOptions = queryParameters(paginationOptions.buildQueryParameters());
return api.list(listQueuesOptions);
}
public String toString() {
return "ListRecordsAtMarker";
}
}
}