| /* |
| * Copyright 2018-present Open Networking Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.openstacktelemetry.codec; |
| |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.onosproject.codec.CodecContext; |
| import org.onosproject.codec.JsonCodec; |
| import org.onosproject.openstacktelemetry.api.StatsInfo; |
| import org.onosproject.openstacktelemetry.impl.DefaultStatsInfo; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Openstack telemetry codec used for serializing and de-serializing JSON string. |
| */ |
| public final class StatsInfoJsonCodec extends JsonCodec<StatsInfo> { |
| |
| private static final String STARTUP_TIME = "startupTime"; |
| private static final String FST_PKT_ARR_TIME = "fstPktArrTime"; |
| private static final String LST_PKT_OFFSET = "lstPktOffset"; |
| private static final String PREV_ACC_BYTES = "prevAccBytes"; |
| private static final String PREV_ACC_PKTS = "prevAccPkts"; |
| private static final String CURR_ACC_BYTES = "currAccBytes"; |
| private static final String CURR_ACC_PKTS = "currAccPkts"; |
| private static final String ERROR_PKTS = "errorPkts"; |
| private static final String DROP_PKTS = "dropPkts"; |
| |
| @Override |
| public ObjectNode encode(StatsInfo info, CodecContext context) { |
| checkNotNull(info, "StatsInfo cannot be null"); |
| |
| return context.mapper().createObjectNode() |
| .put(STARTUP_TIME, info.startupTime()) |
| .put(FST_PKT_ARR_TIME, info.fstPktArrTime()) |
| .put(LST_PKT_OFFSET, info.lstPktOffset()) |
| .put(PREV_ACC_BYTES, info.prevAccBytes()) |
| .put(PREV_ACC_PKTS, info.prevAccPkts()) |
| .put(CURR_ACC_BYTES, info.prevAccBytes()) |
| .put(CURR_ACC_PKTS, info.prevAccPkts()) |
| .put(ERROR_PKTS, info.errorPkts()) |
| .put(DROP_PKTS, info.dropPkts()); |
| } |
| |
| @Override |
| public StatsInfo decode(ObjectNode json, CodecContext context) { |
| if (json == null || !json.isObject()) { |
| return null; |
| } |
| |
| return new DefaultStatsInfo.DefaultBuilder() |
| .withStartupTime(json.get(STARTUP_TIME).asLong()) |
| .withFstPktArrTime(json.get(FST_PKT_ARR_TIME).asLong()) |
| .withLstPktOffset(json.get(LST_PKT_OFFSET).asInt()) |
| .withPrevAccBytes(json.get(PREV_ACC_BYTES).asLong()) |
| .withPrevAccPkts(json.get(PREV_ACC_PKTS).asInt()) |
| .withCurrAccBytes(json.get(CURR_ACC_BYTES).asLong()) |
| .withCurrAccPkts(json.get(CURR_ACC_PKTS).asInt()) |
| .withErrorPkts((short) json.get(ERROR_PKTS).asInt()) |
| .withDropPkts((short) json.get(DROP_PKTS).asInt()) |
| .build(); |
| } |
| } |