| 1 | /** |
| 2 | * |
| 3 | * Copyright (C) 2011 Cloud Conscious, LLC. <info@cloudconscious.com> |
| 4 | * |
| 5 | * ==================================================================== |
| 6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | * you may not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | * ==================================================================== |
| 18 | */ |
| 19 | package org.jclouds.vcloud.functions; |
| 20 | |
| 21 | import static com.google.common.collect.Iterables.filter; |
| 22 | import static org.jclouds.concurrent.FutureIterables.transformParallel; |
| 23 | |
| 24 | import java.util.concurrent.ExecutorService; |
| 25 | import java.util.concurrent.Future; |
| 26 | |
| 27 | import javax.annotation.Resource; |
| 28 | import javax.inject.Inject; |
| 29 | import javax.inject.Named; |
| 30 | import javax.inject.Singleton; |
| 31 | |
| 32 | import org.jclouds.Constants; |
| 33 | import org.jclouds.logging.Logger; |
| 34 | import org.jclouds.vcloud.CommonVCloudAsyncClient; |
| 35 | import org.jclouds.vcloud.VCloudMediaType; |
| 36 | import org.jclouds.vcloud.domain.Catalog; |
| 37 | import org.jclouds.vcloud.domain.CatalogItem; |
| 38 | import org.jclouds.vcloud.domain.ReferenceType; |
| 39 | |
| 40 | import com.google.common.base.Function; |
| 41 | import com.google.common.base.Predicate; |
| 42 | |
| 43 | /** |
| 44 | * @author Adrian Cole |
| 45 | */ |
| 46 | @Singleton |
| 47 | public class AllCatalogItemsInCatalog implements Function<Catalog, Iterable<? extends CatalogItem>> { |
| 48 | @Resource |
| 49 | public Logger logger = Logger.NULL; |
| 50 | |
| 51 | private final CommonVCloudAsyncClient aclient; |
| 52 | private final ExecutorService executor; |
| 53 | |
| 54 | @Inject |
| 55 | AllCatalogItemsInCatalog(CommonVCloudAsyncClient aclient, |
| 56 | @Named(Constants.PROPERTY_USER_THREADS) ExecutorService executor) { |
| 57 | this.aclient = aclient; |
| 58 | this.executor = executor; |
| 59 | } |
| 60 | |
| 61 | @Override |
| 62 | public Iterable<? extends CatalogItem> apply(Catalog from) { |
| 63 | |
| 64 | Iterable<CatalogItem> catalogItems = transformParallel(filter(from.values(), new Predicate<ReferenceType>() { |
| 65 | |
| 66 | @Override |
| 67 | public boolean apply(ReferenceType input) { |
| 68 | return input.getType().equals(VCloudMediaType.CATALOGITEM_XML); |
| 69 | } |
| 70 | |
| 71 | }), new Function<ReferenceType, Future<CatalogItem>>() { |
| 72 | |
| 73 | @SuppressWarnings("unchecked") |
| 74 | @Override |
| 75 | public Future<CatalogItem> apply(ReferenceType from) { |
| 76 | return (Future<CatalogItem>) aclient.getCatalogItem(from.getHref()); |
| 77 | } |
| 78 | |
| 79 | }, executor, null, logger, "catalogItems in " + from.getHref()); |
| 80 | return catalogItems; |
| 81 | } |
| 82 | |
| 83 | } |