| /* |
| * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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| */ |
| |
| package sun.jvmstat.perfdata.monitor; |
| |
| import sun.jvmstat.monitor.*; |
| import java.nio.ByteBuffer; |
| |
| /** |
| * |
| * Class for monitoring a variable PerfData String instrument. |
| * The current value of a variable string instrument changes over time. |
| * |
| * @author Brian Doherty |
| * @since 1.5 |
| */ |
| public class PerfStringVariableMonitor extends PerfStringMonitor { |
| |
| /** |
| * Constructor to create a StringMonitor object for the variable string |
| * instrument represented by the data in the given buffer. |
| * |
| * @param name the name of the string instrument |
| * @param supported support level indicator |
| * @param bb the buffer containing the string instrument data. |
| */ |
| public PerfStringVariableMonitor(String name, boolean supported, |
| ByteBuffer bb) { |
| this(name, supported, bb, bb.limit()); |
| } |
| |
| /** |
| * Constructor to create a StringMonitor object for the variable |
| * string instrument represented by the data in the given buffer. |
| * |
| * @param name the name of the string instrument |
| * @param bb the buffer containing the string instrument data. |
| * @param supported support level indicator |
| * @param maxLength the maximum length of the string data. |
| */ |
| public PerfStringVariableMonitor(String name, boolean supported, |
| ByteBuffer bb, int maxLength) { |
| // account for the null terminator by adding 1 to maxLength |
| super(name, Variability.VARIABLE, supported, bb, maxLength+1); |
| } |
| } |