xpcom/base/nsExceptionService.h
author bzbarsky@mit.edu
Mon, 17 Sep 2007 15:18:28 -0700
changeset 6004 5c4a24b11b871c519a72c4378f4225c886444cd8
parent 1 9b2a99adc05e53cd4010de512f50118594756650
child 20261 eee86e5513ad381eaa16a55f037fa479c8d54187
permissions -rw-r--r--
Make the nsISerializable implementation of nsPrincipal actually work. This makes it possible to save principal objects to a stream and read them back. Bug 369566, r=dveditz+brendan, sr=jst, a=jst

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * The Original Code is mozilla.org code.
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 * Contributor(s):
 *   Mark Hammond <MarkH@ActiveState.com>
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#ifndef nsExceptionService_h__
#define nsExceptionService_h__

#include "nsVoidArray.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 PRLock* lock;

  static PRUintn tlsIndex;
  static void PR_CALLBACK ThreadDestruct( void *data );
#ifdef NS_DEBUG
  static PRInt32 totalInstances;
#endif

private:
  ~nsExceptionService();
};


#endif // nsExceptionService_h__