Showing the changes to java/pkg/sun/jvmstat/monitor/AbstractMonitor.java (1 of 18352 files). Show all
Unified · Split
| @@ -0,0 +1,130 @@ | |||
| 1 | /* | ||
| 2 | * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved. | ||
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| 4 | * | ||
| 5 | * This code is free software; you can redistribute it and/or modify it | ||
| 6 | * under the terms of the GNU General Public License version 2 only, as | ||
| 7 | * published by the Free Software Foundation. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle in the LICENSE file that accompanied this code. | ||
| 10 | * | ||
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| 14 | * version 2 for more details (a copy is included in the LICENSE file that | ||
| 15 | * accompanied this code). | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License version | ||
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, | ||
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 20 | * | ||
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | package sun.jvmstat.monitor; | ||
| 27 | |||
| 28 | /** | ||
| 29 | * The base class for Instrumentation Monitoring Objects. This base class | ||
| 30 | * provides implementations of the {@link Monitor} methods that are common | ||
| 31 | * to all classes implementing the Monitor interface.. | ||
| 32 | * | ||
| 33 | * @author Brian Doherty | ||
| 34 | * @since 1.5 | ||
| 35 | */ | ||
| 36 | public abstract class AbstractMonitor implements Monitor { | ||
| 37 | protected String name; | ||
| 38 | protected Units units; | ||
| 39 | protected Variability variability; | ||
| 40 | protected int vectorLength; | ||
| 41 | protected boolean supported; | ||
| 42 | |||
| 43 | /** | ||
| 44 | * Create a vector instrumentation monitoring object with the given | ||
| 45 | * name and attributes. | ||
| 46 | * | ||
| 47 | * @param name the name to assign to this instrumentation object. | ||
| 48 | * @param units the units of measure attribute | ||
| 49 | * @param variability the variability attribute | ||
| 50 | * @param supported support level indicator | ||
| 51 | * @param vectorLength the length of the vector, or 0 if not a vector type. | ||
| 52 | */ | ||
| 53 | protected AbstractMonitor(String name, Units units, Variability variability, | ||
| 54 | boolean supported, int vectorLength) { | ||
| 55 | this.name = name; | ||
| 56 | this.units = units; | ||
| 57 | this.variability = variability; | ||
| 58 | this.vectorLength = vectorLength; | ||
| 59 | this.supported = supported; | ||
| 60 | } | ||
| 61 | |||
| 62 | /** | ||
| 63 | * Create a scalar instrumentation monitoring object with the given | ||
| 64 | * name and attributes. | ||
| 65 | * | ||
| 66 | * @param name the name to assign to this instrumentation object. | ||
| 67 | * @param units the units of measure attribute | ||
| 68 | * @param variability the variability attribute | ||
| 69 | * @param supported support level indicator | ||
| 70 | */ | ||
| 71 | protected AbstractMonitor(String name, Units units, Variability variability, | ||
| 72 | boolean supported) { | ||
| 73 | this(name, units, variability, supported, 0); | ||
| 74 | } | ||
| 75 | |||
| 76 | /** | ||
| 77 | * {@inheritDoc} | ||
| 78 | */ | ||
| 79 | public String getName() { | ||
| 80 | return name; | ||
| 81 | } | ||
| 82 | |||
| 83 | /** | ||
| 84 | * {@inheritDoc} | ||
| 85 | */ | ||
| 86 | public String getBaseName() { | ||
| 87 | int baseIndex = name.lastIndexOf(".")+1; | ||
| 88 | return name.substring(baseIndex); | ||
| 89 | } | ||
| 90 | |||
| 91 | /** | ||
| 92 | * {@inheritDoc} | ||
| 93 | */ | ||
| 94 | public Units getUnits() { | ||
| 95 | return units; | ||
| 96 | } | ||
| 97 | |||
| 98 | /** | ||
| 99 | * {@inheritDoc} | ||
| 100 | */ | ||
| 101 | public Variability getVariability() { | ||
| 102 | return variability; | ||
| 103 | } | ||
| 104 | |||
| 105 | /** | ||
| 106 | * {@inheritDoc} | ||
| 107 | */ | ||
| 108 | public boolean isVector() { | ||
| 109 | return vectorLength > 0; | ||
| 110 | } | ||
| 111 | |||
| 112 | /** | ||
| 113 | * {@inheritDoc} | ||
| 114 | */ | ||
| 115 | public int getVectorLength() { | ||
| 116 | return vectorLength; | ||
| 117 | } | ||
| 118 | |||
| 119 | /** | ||
| 120 | * {@inheritDoc} | ||
| 121 | */ | ||
| 122 | public boolean isSupported() { | ||
| 123 | return supported; | ||
| 124 | } | ||
| 125 | |||
| 126 | /** | ||
| 127 | * {@inheritDoc} | ||
| 128 | */ | ||
| 129 | public abstract Object getValue(); | ||
| 130 | } | ||