Mahesh Poojary S | d7a3692 | 2016-04-01 16:11:14 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016 Open Networking Laboratory |
| 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 org.onosproject.pce.pceservice; |
| 18 | |
| 19 | import static com.google.common.base.MoreObjects.toStringHelper; |
| 20 | |
| 21 | import java.util.Objects; |
| 22 | |
| 23 | import org.onosproject.incubator.net.tunnel.Tunnel; |
| 24 | import org.onosproject.incubator.net.tunnel.TunnelId; |
| 25 | import org.onosproject.net.intent.Constraint; |
| 26 | |
| 27 | /** |
| 28 | * Implementation of an entity which provides functionalities of pce path. |
| 29 | */ |
| 30 | public final class DefaultPcePath implements PcePath { |
| 31 | |
| 32 | private TunnelId id; // path id |
| 33 | private String source; // Ingress |
| 34 | private String destination; // Egress |
| 35 | private LspType lspType; // LSP type |
| 36 | private String name; // symbolic-path-name |
| 37 | private Constraint costConstraint; // cost constraint |
| 38 | private Constraint bandwidthConstraint; // bandwidth constraint |
| 39 | |
| 40 | /** |
| 41 | * Initializes PCE path attributes. |
| 42 | * |
| 43 | * @param id path id |
| 44 | * @param src ingress |
| 45 | * @param dst egress |
| 46 | * @param lspType lsp type |
| 47 | * @param name symbolic-path-name |
| 48 | * @param constrnt pce constraint |
| 49 | */ |
| 50 | private DefaultPcePath(TunnelId id, String src, String dst, LspType lspType, |
| 51 | String name, Constraint costConstrnt, Constraint bandwidthConstrnt) { |
| 52 | |
| 53 | this.id = id; |
| 54 | this.source = src; |
| 55 | this.destination = dst; |
| 56 | this.lspType = lspType; |
| 57 | this.name = name; |
| 58 | this.costConstraint = costConstrnt; |
| 59 | this.bandwidthConstraint = bandwidthConstrnt; |
| 60 | } |
| 61 | |
| 62 | @Override |
| 63 | public TunnelId id() { |
| 64 | return id; |
| 65 | } |
| 66 | |
| 67 | @Override |
| 68 | public void id(TunnelId id) { |
| 69 | this.id = id; |
| 70 | } |
| 71 | |
| 72 | @Override |
| 73 | public String source() { |
| 74 | return source; |
| 75 | } |
| 76 | |
| 77 | @Override |
| 78 | public void source(String src) { |
| 79 | this.source = src; |
| 80 | } |
| 81 | |
| 82 | @Override |
| 83 | public String destination() { |
| 84 | return destination; |
| 85 | } |
| 86 | |
| 87 | @Override |
| 88 | public void destination(String dst) { |
| 89 | this.destination = dst; |
| 90 | } |
| 91 | |
| 92 | @Override |
| 93 | public LspType lspType() { |
| 94 | return lspType; |
| 95 | } |
| 96 | |
| 97 | @Override |
| 98 | public String name() { |
| 99 | return name; |
| 100 | } |
| 101 | |
| 102 | @Override |
| 103 | public Constraint costConstraint() { |
| 104 | return costConstraint; |
| 105 | } |
| 106 | |
| 107 | @Override |
| 108 | public Constraint bandwidthConstraint() { |
| 109 | return bandwidthConstraint; |
| 110 | } |
| 111 | |
| 112 | @Override |
| 113 | public PcePath copy(PcePath path) { |
| 114 | if (null != path.source()) { |
| 115 | this.source = path.source(); |
| 116 | } |
| 117 | if (null != path.destination()) { |
| 118 | this.destination = path.destination(); |
| 119 | } |
| 120 | |
| 121 | this.lspType = path.lspType(); |
| 122 | |
| 123 | if (null != path.name()) { |
| 124 | this.name = path.name(); |
| 125 | } |
| 126 | if (null != path.costConstraint()) { |
| 127 | this.costConstraint = path.costConstraint(); |
| 128 | } |
| 129 | if (null != path.bandwidthConstraint()) { |
| 130 | this.bandwidthConstraint = path.bandwidthConstraint(); |
| 131 | } |
| 132 | return this; |
| 133 | } |
| 134 | |
| 135 | @Override |
| 136 | public int hashCode() { |
| 137 | return Objects.hash(id, source, destination, lspType, name, costConstraint, bandwidthConstraint); |
| 138 | } |
| 139 | |
| 140 | @Override |
| 141 | public boolean equals(Object obj) { |
| 142 | if (this == obj) { |
| 143 | return true; |
| 144 | } |
| 145 | if (obj instanceof DefaultPcePath) { |
| 146 | DefaultPcePath that = (DefaultPcePath) obj; |
| 147 | return Objects.equals(id, that.id) |
| 148 | && Objects.equals(source, that.source) |
| 149 | && Objects.equals(destination, that.destination) |
| 150 | && Objects.equals(lspType, that.lspType) |
| 151 | && Objects.equals(name, that.name) |
| 152 | && Objects.equals(costConstraint, that.costConstraint) |
| 153 | && Objects.equals(bandwidthConstraint, that.bandwidthConstraint); |
| 154 | } |
| 155 | return false; |
| 156 | } |
| 157 | |
| 158 | @Override |
| 159 | public String toString() { |
| 160 | return toStringHelper(this) |
| 161 | .add("id", id()) |
| 162 | .add("source", source) |
| 163 | .add("destination", destination) |
| 164 | .add("lsptype", lspType) |
| 165 | .add("name", name) |
| 166 | .add("costConstraint", costConstraint.toString()) |
| 167 | .add("bandwidthConstraint", bandwidthConstraint.toString()) |
| 168 | .toString(); |
| 169 | } |
| 170 | |
| 171 | /** |
| 172 | * Creates an instance of the pce path builder. |
| 173 | * |
| 174 | * @return instance of builder |
| 175 | */ |
| 176 | public static Builder builder() { |
| 177 | return new Builder(); |
| 178 | } |
| 179 | |
| 180 | /** |
| 181 | * Builder class for pce path. |
| 182 | */ |
| 183 | public static final class Builder implements PcePath.Builder { |
| 184 | private TunnelId id; |
| 185 | private String source; |
| 186 | private String destination; |
| 187 | private LspType lspType; |
| 188 | private String name; |
| 189 | private Constraint costConstraint; |
| 190 | private Constraint bandwidthConstraint; |
| 191 | |
| 192 | @Override |
| 193 | public Builder id(String id) { |
| 194 | this.id = TunnelId.valueOf(id); |
| 195 | return this; |
| 196 | } |
| 197 | |
| 198 | @Override |
| 199 | public Builder source(String source) { |
| 200 | this.source = source; |
| 201 | return this; |
| 202 | } |
| 203 | |
| 204 | @Override |
| 205 | public Builder destination(String destination) { |
| 206 | this.destination = destination; |
| 207 | return this; |
| 208 | } |
| 209 | |
| 210 | @Override |
| 211 | public Builder lspType(String type) { |
| 212 | if (null != type) { |
| 213 | this.lspType = LspType.values()[Integer.valueOf(type) - 1]; |
| 214 | } |
| 215 | return this; |
| 216 | } |
| 217 | |
| 218 | @Override |
| 219 | public Builder name(String name) { |
| 220 | this.name = name; |
| 221 | return this; |
| 222 | } |
| 223 | |
| 224 | @Override |
| 225 | public Builder costConstraint(String cost) { |
| 226 | this.costConstraint = null; |
| 227 | //TODO: below lines will be uncommented once CostConstraint class is ready |
| 228 | // this.costConstraint = CostConstraint.of(cost); |
| 229 | //} |
| 230 | return this; |
| 231 | } |
| 232 | |
| 233 | @Override |
| 234 | public Builder bandwidthConstraint(String bandwidth) { |
| 235 | this.bandwidthConstraint = null; |
| 236 | //TODO: below lines will be uncommented once LocalBandwidthConstraint class is ready |
| 237 | // this.bandwidthConstraint = LocalBandwidthConstraint.of(bandwidth); |
| 238 | //} |
| 239 | return this; |
| 240 | } |
| 241 | |
| 242 | @Override |
| 243 | public Builder of(Tunnel tunnel) { |
| 244 | this.id = TunnelId.valueOf(tunnel.tunnelId().id()); |
| 245 | this.source = tunnel.src().toString(); |
| 246 | this.destination = tunnel.dst().toString(); |
Mahesh Poojary S | 8e1670e | 2016-05-19 22:15:34 +0530 | [diff] [blame] | 247 | //TODO: need to uncomment below line once LSP_SIG_TYPE is added to AnnotationKeys. |
| 248 | this.lspType = null; // = LspType.valueOf(tunnel.annotations() |
| 249 | //.value(AnnotationKeys.LSP_SIG_TYPE)); |
Mahesh Poojary S | d7a3692 | 2016-04-01 16:11:14 +0530 | [diff] [blame] | 250 | this.name = tunnel.tunnelName().toString(); |
Mahesh Poojary S | 8e1670e | 2016-05-19 22:15:34 +0530 | [diff] [blame] | 251 | //TODO: uncomment below lines once CostConstraint and LocalBandwidthConstraint classes are ready |
| 252 | this.costConstraint = null; // = CostConstraint.of(tunnel.path().cost()); |
| 253 | this.bandwidthConstraint = null; // = LocalBandwidthConstraint.of(tunnel.annotations() |
| 254 | //.value(AnnotationKeys.BANDWIDTH)); |
Mahesh Poojary S | d7a3692 | 2016-04-01 16:11:14 +0530 | [diff] [blame] | 255 | return this; |
| 256 | } |
| 257 | |
| 258 | @Override |
| 259 | public PcePath build() { |
| 260 | return new DefaultPcePath(id, source, destination, lspType, name, |
| 261 | costConstraint, bandwidthConstraint); |
| 262 | } |
| 263 | } |
| 264 | } |