/*
* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description: ?Description
*
*/
package com.nokia.mj.impl.utils;
import com.nokia.mj.impl.rt.support.Jvm;
import com.nokia.mj.impl.utils.Logger;
public final class StartUpTrace
{
static
{
try
{
Jvm.loadSystemLibrary("javautils");
}
catch (Exception e)
{
Logger.ELOG(Logger.EUtils, "Error loading startup trace native.",
e);
}
}
/**
* Utility method for tracing the startup time.
* @param[in] header The header of the trace.
* @param[in] freeMem The amount of free memory of the Java heap. Set to -1
* if unknown.
* @param[in] totalMem The size of the Java heap. Set to -1 if unknown.
*/
public static void doTrace(String header)
{
Runtime rt = Runtime.getRuntime();
_doTrace(header, rt.freeMemory(), rt.totalMemory());
}
private static native void _doTrace(String header, long free, long total);
}