| /* |
| * 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.osgi; |
| |
| import java.util.Set; |
| |
| import org.jclouds.providers.ProviderMetadata; |
| |
| import com.google.common.annotations.Beta; |
| import com.google.common.collect.Sets; |
| |
| /** |
| * A registry for holding {@link org.jclouds.providers.ProviderMetadata}. |
| */ |
| @Beta |
| public class ProviderRegistry { |
| |
| private static final Set<ProviderMetadata> providers = Sets.newHashSet(); |
| |
| public static void registerProvider(ProviderMetadata provider) { |
| providers.add(provider); |
| } |
| |
| public static void unregisterProvider(ProviderMetadata provider) { |
| providers.remove(provider); |
| } |
| |
| public static Iterable<ProviderMetadata> fromRegistry() { |
| return providers; |
| } |
| |
| public static void clear() { |
| providers.clear(); |
| } |
| } |