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| 1 | +/* |
| 2 | + * Copyright 2016 Google Inc. All Rights Reserved. |
| 3 | + * |
| 4 | + * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | + * you may not use this file except in compliance with the License. |
| 6 | + * You may obtain a copy of the License at |
| 7 | + * |
| 8 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | + * |
| 10 | + * Unless required by applicable law or agreed to in writing, software |
| 11 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | + * See the License for the specific language governing permissions and |
| 14 | + * limitations under the License. |
| 15 | + */ |
| 16 | + |
| 17 | +package com.google.gcloud.dns; |
| 18 | + |
| 19 | +import static com.google.common.base.Preconditions.checkNotNull; |
| 20 | + |
| 21 | +import com.google.common.base.MoreObjects; |
| 22 | +import com.google.gcloud.spi.DnsRpc; |
| 23 | + |
| 24 | +import java.io.Serializable; |
| 25 | +import java.util.Objects; |
| 26 | + |
| 27 | +/** |
| 28 | + * A base class for options. |
| 29 | + */ |
| 30 | +abstract class AbstractOption implements Serializable { |
| 31 | + |
| 32 | + private static final long serialVersionUID = -5912727967831484228L; |
| 33 | + private final Object value; |
| 34 | + private final DnsRpc.Option rpcOption; |
| 35 | + |
| 36 | + AbstractOption(DnsRpc.Option rpcOption, Object value) { |
| 37 | + this.rpcOption = checkNotNull(rpcOption); |
| 38 | + this.value = value; |
| 39 | + } |
| 40 | + |
| 41 | + Object value() { |
| 42 | + return value; |
| 43 | + } |
| 44 | + |
| 45 | + DnsRpc.Option rpcOption() { |
| 46 | + return rpcOption; |
| 47 | + } |
| 48 | + |
| 49 | + @Override |
| 50 | + public boolean equals(Object obj) { |
| 51 | + if (!(obj instanceof AbstractOption)) { |
| 52 | + return false; |
| 53 | + } |
| 54 | + AbstractOption other = (AbstractOption) obj; |
| 55 | + return Objects.equals(value, other.value) && Objects.equals(rpcOption, other.rpcOption); |
| 56 | + } |
| 57 | + |
| 58 | + @Override |
| 59 | + public int hashCode() { |
| 60 | + return Objects.hash(value, rpcOption); |
| 61 | + } |
| 62 | + |
| 63 | + @Override |
| 64 | + public String toString() { |
| 65 | + return MoreObjects.toStringHelper(this) |
| 66 | + .add("value", value) |
| 67 | + .add("rpcOption", rpcOption) |
| 68 | + .toString(); |
| 69 | + } |
| 70 | +} |
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