1/* 2 * Copyright (c) 2004, 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 26package sun.jvmstat.monitor; 27 28import sun.jvmstat.monitor.*; 29 30/** 31 * Interface to support asynchronous polling of the exported 32 * instrumentation of a target Java Virtual Machine. 33 * 34 * @author Brian Doherty 35 * @since 1.5 36 */ 37public interface BufferedMonitoredVm extends MonitoredVm { 38 39 /** 40 * Interface to get the bytes associated with the instrumentation 41 * for the target Java Virtual Machine. 42 * 43 * @return byte[] - a byte array containing the current bytes 44 * for the instrumentation exported by the 45 * target Java Virtual Machine. 46 */ 47 byte[] getBytes(); 48 49 /** 50 * Interface to get the size of the instrumentation buffer 51 * for the target Java Virtual Machine. 52 * 53 * @return int - the size of the instrumentation buffer for the 54 * target Java Virtual Machine. 55 */ 56 int getCapacity(); 57} 58