javacommons/utils/src/debugutils.cpp
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/*
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* Copyright (c) 2008 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:  ?Description
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*
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*/
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#include "logger.h"
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#include "javacommonutils.h"
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#include "threaddumper.h"
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#include "com_nokia_mj_impl_utils_DebugUtils.h"
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using namespace java::util;
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JNIEXPORT void JNICALL Java_com_nokia_mj_impl_utils_DebugUtils__1doThreadDump
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(JNIEnv* /*aEnv*/, jclass)
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{
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    ThreadDump::doDump();
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}
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JNIEXPORT void JNICALL Java_com_nokia_mj_impl_utils_DebugUtils__1closeThreadDumper
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(JNIEnv* /*aEnv*/, jclass)
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{
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    ThreadDump::closeDumper();
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}
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/**
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 * A utility for getting the stack trace for further processing.
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 * @param th The throwable from where the stack trace should be get.
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 * @param printStream Where to print the stack trace.
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 */
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JNIEXPORT void JNICALL
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Java_com_nokia_mj_impl_utils_DebugUtils__1getStackTrace
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(JNIEnv* jniEnv, jclass, jthrowable th, jobject printStream)
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{
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    /*
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     * call Throwable.printStackTrace(java.io.PrintStream)
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     * this method is not part of CLDC spec, but it's supported by VM vendor.
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     */
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    jclass classThrowable = jniEnv->GetObjectClass(th);
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    if (classThrowable)
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    {
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        jmethodID methodId = jniEnv->GetMethodID(classThrowable,
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                             "printStackTrace",
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                             "(Ljava/io/PrintStream;)V");
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        if (methodId)
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        {
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            jniEnv->CallVoidMethod(th, methodId, printStream);
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        }
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    }
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}