Jian Li | 8bcef8b | 2016-01-06 11:35:53 -0800 | [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 | package org.onosproject.codec.impl; |
| 17 | |
| 18 | import com.fasterxml.jackson.databind.node.ObjectNode; |
| 19 | import org.onosproject.codec.CodecContext; |
| 20 | import org.onosproject.net.flowobjective.Objective; |
| 21 | |
| 22 | import static com.google.common.base.Preconditions.checkNotNull; |
| 23 | |
| 24 | /** |
| 25 | * Objective Codec Helper. |
| 26 | */ |
| 27 | public class ObjectiveCodecHelper { |
| 28 | |
| 29 | // JSON field names |
| 30 | private static final String ID = "id"; |
| 31 | private static final String APP_ID = "appId"; |
| 32 | private static final String OPERATION = "operation"; |
| 33 | private static final String PERMANENT = "isPermanent"; |
| 34 | private static final String PRIORITY = "priority"; |
| 35 | private static final String TIMEOUT = "timeout"; |
| 36 | public static final String REST_APP_ID = "org.onosproject.rest"; |
| 37 | |
| 38 | public ObjectNode encode(Objective objective, CodecContext context) { |
| 39 | checkNotNull(objective, "Objective cannot be null"); |
| 40 | |
| 41 | ObjectNode result = context.mapper().createObjectNode() |
| 42 | .put(ID, objective.id()) |
| 43 | .put(OPERATION, objective.op().toString()) |
| 44 | .put(PERMANENT, String.valueOf(objective.permanent())) |
| 45 | .put(PRIORITY, objective.priority()) |
| 46 | .put(TIMEOUT, objective.timeout()); |
| 47 | |
| 48 | if (objective.appId() != null) { |
| 49 | result.put(APP_ID, objective.appId().toString()); |
| 50 | } |
| 51 | |
| 52 | return result; |
| 53 | } |
| 54 | |
| 55 | public Objective.Builder decode(ObjectNode json, Objective.Builder builder, CodecContext context) { |
| 56 | if (json == null || !json.isObject()) { |
| 57 | return null; |
| 58 | } |
| 59 | |
| 60 | // permanent |
| 61 | boolean permanent = false; |
| 62 | if (json.get(PERMANENT) != null) { |
| 63 | permanent = json.get(PERMANENT).asBoolean(); |
| 64 | } |
| 65 | |
| 66 | // timeout |
| 67 | int timeoutInt = 0; |
| 68 | if (json.get(TIMEOUT) != null) { |
| 69 | timeoutInt = json.get(TIMEOUT).asInt(); |
| 70 | } |
| 71 | |
| 72 | // priority |
| 73 | int priorityInt = 0; |
| 74 | if (json.get(PRIORITY) != null) { |
| 75 | priorityInt = json.get(PRIORITY).asInt(); |
| 76 | } |
| 77 | |
| 78 | if (permanent) { |
| 79 | builder.makePermanent() |
| 80 | .makeTemporary(timeoutInt) |
| 81 | .withPriority(priorityInt); |
| 82 | } else { |
| 83 | builder.makeTemporary(timeoutInt) |
| 84 | .withPriority(priorityInt); |
| 85 | } |
| 86 | return builder; |
| 87 | } |
| 88 | } |