/*
* Copyright (c) 2007, 2011, 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.
*
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package com.sun.tools.visualvm.sa;
import com.sun.tools.visualvm.tools.sa.SaModel;
import java.io.File;
import java.lang.reflect.InvocationTargetException;
import java.net.MalformedURLException;
import java.util.Properties;
import org.openide.ErrorManager;
/**
*
* @author Tomas Hurka
*/
public class SaModelImpl extends SaModel {
private Agent agent;
private int pid;
String executable;
String core;
private Properties sysProp;
private String jvmFlags;
private String jvmArgs;
private String commandLine;
SaModelImpl(File jdkHome,File sajar,int id) throws ClassNotFoundException, InstantiationException, IllegalAccessException, MalformedURLException, InvocationTargetException, NoSuchMethodException {
agent = Agent.getAgent(jdkHome,sajar);
pid = id;
readData();
}
SaModelImpl(File jdkHome,File sajar,File execFile,File coreFile) throws ClassNotFoundException, InstantiationException, IllegalAccessException, InvocationTargetException, MalformedURLException, NoSuchMethodException {
agent = Agent.getAgent(jdkHome,sajar);
executable = execFile.getAbsolutePath();
core = coreFile.getAbsolutePath();
readData();
}
public Properties getSystemProperties() {
return sysProp;
}
public boolean takeHeapDump(String file){
try {
synchronized (agent) {
try {
if (attach()) {
SAObject hprofWrite = agent.getHeapHprofBinWriter();
hprofWrite.invoke("write",file); // NOI18N
return true;
}
} finally {
agent.detach();
}
}
} catch (Exception ex) {
Throwable e = ex.getCause();
ErrorManager.getDefault().notify(e == null ? ex : e);
}
return false;
}
public String takeThreadDump(){
try {
synchronized (agent) {
try {
if (attach()) {
return new StackTrace(agent.getVM()).getStackTrace();
}
} finally {
agent.detach();
}
}
} catch (Exception ex) {
Throwable e = ex.getCause();
ErrorManager.getDefault().notify(e == null ? ex : e);
}
return null;
}
public String getJvmFlags() {
return jvmFlags;
}
public String getJvmArgs() {
return jvmArgs;
}
public String getJavaCommand() {
return commandLine;
}
private boolean attach() throws ClassNotFoundException, InstantiationException, IllegalAccessException, InvocationTargetException {
if (core == null) {
return agent.attach(pid);
}
return agent.attach(executable,core);
}
private void readData() throws ClassNotFoundException, NoSuchMethodException, IllegalAccessException, InvocationTargetException, InstantiationException {
synchronized (agent) {
try {
if (attach()) {
Arguments args = agent.getArguments();
jvmFlags = args.getJVMFlags();
jvmArgs = args.getJVMArgs();
commandLine = args.getJavaCommand();
sysProp = (Properties)agent.getVM().getSystemProperties().clone();
}
} finally {
agent.detach();
}
}
}
}