gecko-dev/xpcom/base/nsExceptionService.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* ActiveState Tool Corp..
* Portions created by the Initial Developer are Copyright (C) 2001
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Mark Hammond <MarkH@ActiveState.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsExceptionService_h__
#define nsExceptionService_h__
#include "mozilla/Mutex.h"
#include "nsIException.h"
#include "nsIExceptionService.h"
#include "nsIObserverService.h"
#include "nsHashtable.h"
#include "nsIObserver.h"
class nsExceptionManager;
/** Exception Service definition **/
class nsExceptionService : public nsIExceptionService, public nsIObserver
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIEXCEPTIONSERVICE
NS_DECL_NSIEXCEPTIONMANAGER
NS_DECL_NSIOBSERVER
nsExceptionService();
/* additional members */
nsresult DoGetExceptionFromProvider(nsresult errCode,
nsIException *defaultException,
nsIException **_richError);
void Shutdown();
/* thread management and cleanup */
static void AddThread(nsExceptionManager *);
static void DropThread(nsExceptionManager *);
static void DoDropThread(nsExceptionManager *thread);
static void DropAllThreads();
static nsExceptionManager *firstThread;
nsSupportsHashtable mProviders;
/* single lock protects both providers hashtable
and thread list */
static mozilla::Mutex* sLock;
static PRUintn tlsIndex;
static void ThreadDestruct( void *data );
#ifdef NS_DEBUG
static PRInt32 totalInstances;
#endif
private:
~nsExceptionService();
};
#endif // nsExceptionService_h__