001 /* 002 * MetricValue.java 003 * 004 * Licensed to the Apache Software Foundation (ASF) under one 005 * or more contributor license agreements. See the NOTICE file 006 * distributed with this work for additional information 007 * regarding copyright ownership. The ASF licenses this file 008 * to you under the Apache License, Version 2.0 (the 009 * "License"); you may not use this file except in compliance 010 * with the License. You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, software 015 * distributed under the License is distributed on an "AS IS" BASIS, 016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 017 * See the License for the specific language governing permissions and 018 * limitations under the License. 019 */ 020 021 package org.apache.hadoop.metrics.spi; 022 023 import org.apache.hadoop.classification.InterfaceAudience; 024 import org.apache.hadoop.classification.InterfaceStability; 025 026 /** 027 * A Number that is either an absolute or an incremental amount. 028 */ 029 @InterfaceAudience.Public 030 @InterfaceStability.Evolving 031 public class MetricValue { 032 033 public static final boolean ABSOLUTE = false; 034 public static final boolean INCREMENT = true; 035 036 private boolean isIncrement; 037 private Number number; 038 039 /** Creates a new instance of MetricValue */ 040 public MetricValue(Number number, boolean isIncrement) { 041 this.number = number; 042 this.isIncrement = isIncrement; 043 } 044 045 public boolean isIncrement() { 046 return isIncrement; 047 } 048 049 public boolean isAbsolute() { 050 return !isIncrement; 051 } 052 053 public Number getNumber() { 054 return number; 055 } 056 057 }