| /* |
| * 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.domain; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * A placement group is a logical grouping of instances. |
| * |
| * <p/> |
| * You first create a cluster placement group, then launch multiple cluster compute instances into |
| * the group. Currently cluster compute instances are available only in the US-East (Northern |
| * Virginia) Region. You must give each placement group a name that is unique within your account. |
| * For more information about cluster placement groups, see Cluster Compute Instance Concepts. |
| * <p/> |
| * Note |
| * <p/> |
| * You can't merge cluster placement groups. Instead you must terminate the instances in one of the |
| * groups, and then relaunch the instances into the other group. |
| * |
| * @see <a href="http://docs.amazonwebservices.com/AWSEC2/latest/APIReference/ApiReference-query-DescribePlacementGroups.html" |
| * /> |
| */ |
| public class PlacementGroup implements Comparable<PlacementGroup> { |
| public static enum State { |
| PENDING, AVAILABLE, DELETING, DELETED, UNRECOGNIZED; |
| public String value() { |
| return name().toLowerCase(); |
| } |
| |
| @Override |
| public String toString() { |
| return value(); |
| } |
| |
| public static State fromValue(String state) { |
| try { |
| return valueOf(checkNotNull(state, "state").toUpperCase()); |
| } catch (IllegalArgumentException e) { |
| return UNRECOGNIZED; |
| } |
| } |
| } |
| |
| private final String region; |
| private final String name; |
| private final String strategy; |
| private final State state; |
| |
| public PlacementGroup(String region, String name, String strategy, State state) { |
| this.region = checkNotNull(region, "region"); |
| this.name = checkNotNull(name, "name"); |
| this.strategy = checkNotNull(strategy, "strategy"); |
| this.state = checkNotNull(state, "state"); |
| } |
| |
| @Override |
| public int compareTo(PlacementGroup o) { |
| return name.compareTo(o.name); |
| } |
| |
| /** |
| * To be removed in jclouds 1.6 <h4>Warning</h4> |
| * |
| * Especially on EC2 clones that may not support regions, this value is fragile. Consider |
| * alternate means to determine context. |
| */ |
| @Deprecated |
| public String getRegion() { |
| return region; |
| } |
| |
| /** |
| * @return Name of the placement group. |
| */ |
| public String getName() { |
| return name; |
| } |
| |
| /** |
| * @return The placement strategy. |
| */ |
| public String getStrategy() { |
| return strategy; |
| } |
| |
| /** |
| * @return Status of the placement group. |
| */ |
| public State getState() { |
| return state; |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + ((name == null) ? 0 : name.hashCode()); |
| result = prime * result + ((region == null) ? 0 : region.hashCode()); |
| result = prime * result + ((state == null) ? 0 : state.hashCode()); |
| result = prime * result + ((strategy == null) ? 0 : strategy.hashCode()); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) |
| return true; |
| if (obj == null) |
| return false; |
| if (getClass() != obj.getClass()) |
| return false; |
| PlacementGroup other = (PlacementGroup) obj; |
| if (name == null) { |
| if (other.name != null) |
| return false; |
| } else if (!name.equals(other.name)) |
| return false; |
| if (region == null) { |
| if (other.region != null) |
| return false; |
| } else if (!region.equals(other.region)) |
| return false; |
| if (state == null) { |
| if (other.state != null) |
| return false; |
| } else if (!state.equals(other.state)) |
| return false; |
| if (strategy == null) { |
| if (other.strategy != null) |
| return false; |
| } else if (!strategy.equals(other.strategy)) |
| return false; |
| return true; |
| } |
| |
| @Override |
| public String toString() { |
| return "[name=" + name + ", region=" + region + ", state=" + state + ", strategy=" + strategy + "]"; |
| } |
| |
| } |