Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/tools/JSnap.java @ 554:78144dc3db03
Merge
author | never |
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date | Tue, 13 Jan 2009 14:02:19 -0800 |
parents | a61af66fc99e |
children | c18cbe5936b8 |
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/* * Copyright 2004 Sun Microsystems, Inc. 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. * * 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * */ package sun.jvm.hotspot.tools; import java.io.*; import sun.jvm.hotspot.runtime.*; public class JSnap extends Tool { public void run() { final PrintStream out = System.out; if (PerfMemory.initialized()) { PerfDataPrologue prologue = PerfMemory.prologue(); if (prologue.accessible()) { PerfMemory.iterate(new PerfMemory.PerfDataEntryVisitor() { public boolean visit(PerfDataEntry pde) { if (pde.supported()) { out.print(pde.name()); out.print('='); out.println(pde.valueAsString()); } // goto next entry return true; } }); } else { out.println("PerfMemory is not accessible"); } } else { out.println("PerfMemory is not initialized"); } } public static void main(String[] args) { JSnap js = new JSnap(); js.start(args); js.stop(); } }