| /* |
| * 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.aws.ec2.predicates; |
| |
| import java.util.NoSuchElementException; |
| |
| import javax.annotation.Resource; |
| import javax.inject.Singleton; |
| |
| import org.jclouds.aws.ec2.AWSEC2Client; |
| import org.jclouds.aws.ec2.domain.PlacementGroup; |
| import org.jclouds.logging.Logger; |
| |
| import com.google.common.base.Predicate; |
| import com.google.common.collect.Iterables; |
| import com.google.inject.Inject; |
| |
| /** |
| * |
| * |
| * @author Adrian Cole |
| */ |
| @Singleton |
| public class PlacementGroupDeleted implements Predicate<PlacementGroup> { |
| |
| private final AWSEC2Client client; |
| |
| @Resource |
| protected Logger logger = Logger.NULL; |
| |
| @Inject |
| public PlacementGroupDeleted(AWSEC2Client client) { |
| this.client = client; |
| } |
| |
| public boolean apply(PlacementGroup group) { |
| logger.trace("looking for state on group %s", group); |
| try { |
| group = refresh(group); |
| } catch (NoSuchElementException e) { |
| return true; |
| } |
| logger.trace("%s: looking for group state %s: currently: %s", group.getName(), PlacementGroup.State.DELETED, |
| group.getState()); |
| return group.getState() == PlacementGroup.State.DELETED; |
| } |
| |
| private PlacementGroup refresh(PlacementGroup group) { |
| return Iterables.getOnlyElement(client.getPlacementGroupServices().describePlacementGroupsInRegion( |
| group.getRegion(), group.getName())); |
| } |
| } |