Ray Milkey | 19ffea3 | 2015-01-28 10:03:06 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 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 | package org.onosproject.codec.impl; |
| 17 | |
| 18 | import org.onosproject.codec.CodecContext; |
| 19 | import org.onosproject.codec.JsonCodec; |
| 20 | import org.onosproject.net.Link; |
| 21 | import org.onosproject.net.Path; |
| 22 | |
| 23 | import com.fasterxml.jackson.databind.node.ArrayNode; |
| 24 | import com.fasterxml.jackson.databind.node.ObjectNode; |
| 25 | |
| 26 | import static com.google.common.base.Preconditions.checkNotNull; |
| 27 | |
| 28 | /** |
| 29 | * Path JSON codec. |
| 30 | */ |
Ray Milkey | 540b2ce | 2015-02-04 17:50:20 -0800 | [diff] [blame] | 31 | public final class PathCodec extends AnnotatedCodec<Path> { |
Ray Milkey | 19ffea3 | 2015-01-28 10:03:06 -0800 | [diff] [blame] | 32 | @Override |
| 33 | public ObjectNode encode(Path path, CodecContext context) { |
| 34 | checkNotNull(path, "Path cannot be null"); |
| 35 | JsonCodec<Link> codec = context.codec(Link.class); |
| 36 | ObjectNode result = context.mapper() |
| 37 | .createObjectNode() |
| 38 | .put("cost", path.cost()); |
| 39 | ArrayNode jsonLinks = result.putArray("links"); |
| 40 | |
| 41 | for (Link link : path.links()) { |
| 42 | jsonLinks.add(codec.encode(link, context)); |
| 43 | } |
| 44 | |
| 45 | return annotate(result, path, context); |
| 46 | } |
| 47 | } |