| /* |
| * 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.ec2.compute.domain; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| import com.google.common.base.Function; |
| import com.google.common.base.Objects; |
| import com.google.common.base.Objects.ToStringHelper; |
| |
| /** |
| * |
| * @author Adrian Cole |
| */ |
| public class RegionAndName { |
| |
| protected final String region; |
| protected final String name; |
| |
| public String slashEncode() { |
| return new StringBuilder(region).append('/').append(name).toString(); |
| } |
| |
| public RegionAndName(String region, String name) { |
| this.region = checkNotNull(region, "region"); |
| this.name = checkNotNull(name, "name"); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(region, name); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) |
| return true; |
| if (obj == null) |
| return false; |
| if (!(obj instanceof RegionAndName)) |
| return false; |
| RegionAndName other = RegionAndName.class.cast(obj); |
| return Objects.equal(region, other.region) && Objects.equal(name, other.name); |
| } |
| |
| public String getRegion() { |
| return region; |
| } |
| |
| public String getName() { |
| return name; |
| } |
| |
| @Override |
| public String toString() { |
| return string().toString(); |
| } |
| |
| protected ToStringHelper string() { |
| return Objects.toStringHelper("").add("region", region).add("name", name); |
| } |
| |
| private static enum RegionFunction implements Function<RegionAndName, String> { |
| INSTANCE; |
| @Override |
| public String apply(RegionAndName input) { |
| return input.getRegion(); |
| } |
| |
| @Override |
| public String toString() { |
| return "getRegion()"; |
| } |
| }; |
| |
| public static Function<RegionAndName, String> regionFunction() { |
| return RegionFunction.INSTANCE; |
| } |
| |
| private static enum NameFunction implements Function<RegionAndName, String> { |
| INSTANCE; |
| @Override |
| public String apply(RegionAndName input) { |
| return input.getName(); |
| } |
| |
| @Override |
| public String toString() { |
| return "getName()"; |
| } |
| }; |
| |
| public static Function<RegionAndName, String> nameFunction() { |
| return NameFunction.INSTANCE; |
| } |
| |
| } |