| /* |
| * 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.chef.functions; |
| |
| import java.util.Map; |
| import java.util.Set; |
| |
| import javax.inject.Inject; |
| import javax.inject.Singleton; |
| |
| import org.jclouds.chef.domain.CookbookDefinition; |
| import org.jclouds.chef.domain.CookbookDefinition.Version; |
| import org.jclouds.http.HttpResponse; |
| import org.jclouds.http.functions.ParseJson; |
| |
| import com.google.common.base.Function; |
| import static com.google.common.collect.Iterables.getFirst; |
| import static com.google.common.collect.Iterables.transform; |
| import static com.google.common.collect.Sets.newLinkedHashSet; |
| |
| /** |
| * Parses the cookbook versions in a Chef Server >= 0.10.8. |
| */ |
| @Singleton |
| public class ParseCookbookVersionsV10FromJson implements Function<HttpResponse, Set<String>> { |
| |
| /** Parser for responses from chef server >= 0.10.8 */ |
| private final ParseJson<Map<String, CookbookDefinition>> parser; |
| |
| @Inject |
| ParseCookbookVersionsV10FromJson(ParseJson<Map<String, CookbookDefinition>> parser) { |
| this.parser = parser; |
| } |
| |
| @Override |
| public Set<String> apply(HttpResponse response) { |
| CookbookDefinition def = getFirst(parser.apply(response).values(), null); |
| return newLinkedHashSet(transform(def.getVersions(), new Function<Version, String>() { |
| @Override |
| public String apply(Version input) { |
| return input.getVersion(); |
| } |
| })); |
| } |
| } |