bobzhou | 3514897 | 2015-10-31 17:39:59 +0800 | [diff] [blame] | 1 | /*
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| 2 | * Copyright 2015 Open Networking Laboratory
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| 3 | *
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 5 | * you may not use this file except in compliance with the License.
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| 6 | * You may obtain a copy of the License at
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| 7 | *
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0
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| 9 | *
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| 10 | * Unless required by applicable law or agreed to in writing, software
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 13 | * See the License for the specific language governing permissions and
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| 14 | * limitations under the License.
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| 15 | */
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| 16 | package org.onosproject.vtnrsc;
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| 17 |
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| 18 | import static com.google.common.base.MoreObjects.toStringHelper;
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| 19 | import static com.google.common.base.Preconditions.checkNotNull;
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| 20 |
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| 21 | import java.util.Collection;
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| 22 | import java.util.Objects;
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| 23 |
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| 24 | /**
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| 25 | * Representation of a Router gateway.
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| 26 | */
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| 27 | public final class RouterGateway {
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| 28 |
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| 29 | private final TenantNetworkId networkId;
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| 30 | private final boolean enableSnat;
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| 31 | private final Collection<FixedIp> externalFixedIps;
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| 32 |
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| 33 | // Public construction is prohibited
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| 34 | private RouterGateway(TenantNetworkId networkId, boolean enableSnat,
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| 35 | Collection<FixedIp> externalFixedIps) {
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| 36 | this.networkId = checkNotNull(networkId, "networkId cannot be null");
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| 37 | this.enableSnat = checkNotNull(enableSnat, "enableSnat cannot be null");
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| 38 | this.externalFixedIps = checkNotNull(externalFixedIps, "externalFixedIps cannot be null");
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| 39 | }
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| 40 |
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| 41 | /**
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| 42 | * Creates router gateway object.
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| 43 | *
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| 44 | * @param networkId network identifier
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| 45 | * @param enableSnat SNAT enable or not
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| 46 | * @param externalFixedIps external fixed IP
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| 47 | * @return RouterGateway
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| 48 | */
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| 49 | public static RouterGateway routerGateway(TenantNetworkId networkId, boolean enableSnat,
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| 50 | Collection<FixedIp> externalFixedIps) {
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| 51 | return new RouterGateway(networkId, enableSnat, externalFixedIps);
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| 52 | }
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| 53 |
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| 54 | /**
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| 55 | * Returns network identifier.
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| 56 | *
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| 57 | * @return networkId
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| 58 | */
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| 59 | public TenantNetworkId networkId() {
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| 60 | return networkId;
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| 61 | }
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| 62 |
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| 63 | /**
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| 64 | * Return SNAT enable or not.
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| 65 | *
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| 66 | * @return enableSnat
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| 67 | */
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| 68 | public boolean enableSnat() {
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| 69 | return enableSnat;
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| 70 | }
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| 71 |
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| 72 | /**
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| 73 | * Return external fixed Ip.
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| 74 | *
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| 75 | * @return externalFixedIps
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| 76 | */
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| 77 | public Collection<FixedIp> externalFixedIps() {
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| 78 | return externalFixedIps;
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| 79 | }
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| 80 |
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| 81 | @Override
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| 82 | public int hashCode() {
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| 83 | return Objects.hash(networkId, enableSnat, externalFixedIps);
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| 84 | }
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| 85 |
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| 86 | @Override
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| 87 | public boolean equals(Object obj) {
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| 88 | if (this == obj) {
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| 89 | return true;
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| 90 | }
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| 91 | if (obj instanceof RouterGateway) {
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| 92 | final RouterGateway that = (RouterGateway) obj;
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| 93 | return Objects.equals(this.networkId, that.networkId)
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| 94 | && Objects.equals(this.enableSnat, that.enableSnat)
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| 95 | && Objects.equals(this.externalFixedIps, that.externalFixedIps);
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| 96 | }
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| 97 | return false;
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| 98 | }
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| 99 |
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| 100 | @Override
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| 101 | public String toString() {
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| 102 | return toStringHelper(this)
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| 103 | .add("networkId", networkId)
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| 104 | .add("enableSnat", enableSnat)
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| 105 | .add("externalFixedIps", externalFixedIps)
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| 106 | .toString();
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| 107 | }
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| 108 | }
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