| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.servicecomb.metrics.core.meter.os.net; |
| |
| import com.netflix.spectator.api.Id; |
| |
| public class NetStat { |
| private final int index; |
| |
| private final Id id; |
| |
| // send/recv bytes/packets |
| private long lastValue; |
| |
| // Bps/pps |
| private double rate; |
| |
| public NetStat(Id id, int index) { |
| this.id = id; |
| this.index = index; |
| } |
| |
| public void clearRate() { |
| rate = 0; |
| } |
| |
| public void update(String[] netInfo, long secondInterval) { |
| long currentValue = Long.parseLong(netInfo[index]); |
| rate = (double) (currentValue - lastValue) / secondInterval; |
| lastValue = currentValue; |
| } |
| |
| public long getLastValue() { |
| return lastValue; |
| } |
| |
| public double getRate() { |
| return rate; |
| } |
| |
| public int getIndex() { |
| return index; |
| } |
| |
| public Id getId() { |
| return id; |
| } |
| } |