| author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
| Wed, 15 Sep 2010 12:05:25 +0300 | |
| branch | RCL_3 |
| changeset 77 | 7cee158cb8cd |
| parent 19 | 04becd199f91 |
| child 72 | 1f0034e370aa |
| child 83 | 26b2b12093af |
| permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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package com.nokia.mj.impl.utils; |
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import java.io.PrintStream; |
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import java.io.ByteArrayOutputStream; |
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import com.nokia.mj.impl.rt.support.Jvm; |
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import com.nokia.mj.impl.utils.Logger; |
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public final class DebugUtils |
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{
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static |
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{
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try |
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{
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Jvm.loadSystemLibrary("javautils");
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} |
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catch (Exception e) |
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{
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Logger.ELOG(Logger.EUtils, "Error loading debug utils native.", |
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e); |
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} |
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} |
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/** |
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* Asks Vm to do thread dump if the dumping libraries are present. |
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*/ |
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public static void doThreadDump() |
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{
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_doThreadDump(); |
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} |
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/** |
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* Closes the thread dumper thread. |
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*/ |
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public static void closeThreadDumper() |
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{
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_closeThreadDumper(); |
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} |
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public static String getStackTrace(Throwable t) |
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{
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if (t == null) |
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{
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throw new NullPointerException("Null when getting stack trace");
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} |
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ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
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_getStackTrace(t, new PrintStream(baos)); |
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return baos.toString(); |
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} |
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private static native void _getStackTrace(Throwable t, PrintStream printStream); |
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private static native void _doThreadDump(); |
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private static native void _closeThreadDumper(); |
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} |