1 /* 2 * Copyright 2005 the original author or authors. 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 net.sf.sensor.meter; 18 19 /*** 20 * 21 * 22 */ 23 public class Meter { 24 25 // ========================================================================== 26 // Fields 27 // ========================================================================== 28 29 /*** The TimerData that will be fed with data from the new Timer instance. */ 30 private MeterData meterData = null; 31 32 33 // ========================================================================== 34 // Constructors 35 // ========================================================================== 36 37 /*** 38 * Constructs a new Meter instance for the specified MeterData. 39 * Package private since only MeterData instances are allowed to create Meters. 40 * 41 * @param meterData the MeterData that will be fed with data from the 42 * new Meter instance. 43 */ 44 Meter(MeterData meterData) { 45 this.meterData = meterData; 46 } 47 48 // ========================================================================== 49 // Simple properties 50 // ========================================================================== 51 52 /*** 53 * Returns the label straight from the nested TimerData. 54 * Unsynchronized since the label is immutable. 55 * @return Returns the label. 56 */ 57 public String getLabel() { 58 return meterData.getLabel(); 59 } 60 61 62 // ========================================================================== 63 // Timing API 64 // ========================================================================== 65 66 /*** 67 * @param newValue 68 */ 69 public void updateValue(long newValue) { 70 meterData.updateFromMeter(newValue); 71 } 72 73 }