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175795 r=rdayal sr=bienvenu fixing a crash in purgeService by making mPurgeArray not a pointer of nsVoidArray

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mPurgeArray has lifetime equal to that of nsMsgPurgeService
This commit is contained in:
naving%netscape.com 2002-10-24 02:06:03 +00:00
parent 9582866f42
commit ae31ebabf6
2 changed files with 17 additions and 30 deletions
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45
mailnews/base/src/nsMsgPurgeService.cpp
View File

@ -65,8 +65,6 @@ void OnPurgeTimer(nsITimer *timer, void *aPurgeService)
nsMsgPurgeService::nsMsgPurgeService()
{
NS_INIT_ISUPPORTS();
mPurgeArray = nsnull;
mHaveShutdown = PR_FALSE;
}
@ -76,15 +74,13 @@ nsMsgPurgeService::~nsMsgPurgeService()
mPurgeTimer->Cancel();
}
PRInt32 count = mPurgeArray->Count();
PRInt32 count = mPurgeArray.Count();
PRInt32 i;
for(i=0; i < count; i++)
{
nsPurgeEntry *purgeEntry = (nsPurgeEntry*)mPurgeArray->ElementAt(i);
nsPurgeEntry *purgeEntry = (nsPurgeEntry*)mPurgeArray.ElementAt(i);
delete purgeEntry;
}
delete mPurgeArray;
if(!mHaveShutdown)
{
Shutdown();
@ -100,16 +96,7 @@ NS_IMETHODIMP nsMsgPurgeService::Init()
if (NS_SUCCEEDED(rv))
accountManager->AddIncomingServerListener(this);
if(mHaveShutdown) //in turbo mode on profile change we don't need to do anything below this
{
mHaveShutdown = PR_FALSE;
return NS_OK;
}
mPurgeArray = new nsVoidArray();
if(!mPurgeArray)
return NS_ERROR_OUT_OF_MEMORY;
mHaveShutdown = PR_FALSE;
return NS_OK;
}
@ -220,8 +207,8 @@ nsresult nsMsgPurgeService::RemoveServer(nsIMsgIncomingServer *server)
PRInt32 pos = FindServer(server);
if(pos != -1)
{
nsPurgeEntry *purgeEntry = (nsPurgeEntry*)mPurgeArray->ElementAt(pos);
mPurgeArray->RemoveElementAt(pos);
nsPurgeEntry *purgeEntry = (nsPurgeEntry*)mPurgeArray.ElementAt(pos);
mPurgeArray.RemoveElementAt(pos);
delete purgeEntry;
}
@ -251,10 +238,10 @@ NS_IMETHODIMP nsMsgPurgeService::OnServerChanged(nsIMsgIncomingServer *server)
PRInt32 nsMsgPurgeService::FindServer(nsIMsgIncomingServer *server)
{
PRInt32 count = mPurgeArray->Count();
PRInt32 count = mPurgeArray.Count();
for(PRInt32 i = 0; i < count; i++)
{
nsPurgeEntry *purgeEntry = (nsPurgeEntry*)mPurgeArray->ElementAt(i);
nsPurgeEntry *purgeEntry = (nsPurgeEntry*)mPurgeArray.ElementAt(i);
if(server == purgeEntry->server.get())
return i;
}
@ -264,15 +251,15 @@ PRInt32 nsMsgPurgeService::FindServer(nsIMsgIncomingServer *server)
nsresult nsMsgPurgeService::AddPurgeEntry(nsPurgeEntry *purgeEntry)
{
PRInt32 i;
PRInt32 count = mPurgeArray->Count();
PRInt32 count = mPurgeArray.Count();
for(i = 0; i < count; i++)
{
nsPurgeEntry *current = (nsPurgeEntry*)mPurgeArray->ElementAt(i);
nsPurgeEntry *current = (nsPurgeEntry*)mPurgeArray.ElementAt(i);
if(purgeEntry->nextPurgeTime < current->nextPurgeTime)
break;
}
mPurgeArray->InsertElementAt(purgeEntry, i);
mPurgeArray.InsertElementAt(purgeEntry, i);
return NS_OK;
}
@ -283,17 +270,17 @@ nsresult nsMsgPurgeService::SetNextPurgeTime(nsPurgeEntry *purgeEntry, nsTime st
return NS_ERROR_FAILURE;
purgeEntry->nextPurgeTime = startTime;
for (PRInt32 i=0; i < mPurgeArray->Count()+1; i++)
for (PRInt32 i=0; i < mPurgeArray.Count()+1; i++)
purgeEntry->nextPurgeTime += nsInt64(gMinDelayBetweenPurges); //let us stagger them out by 5 mins if they happen to start at same time
return NS_OK;
}
nsresult nsMsgPurgeService::SetupNextPurge()
{
if(mPurgeArray->Count() > 0)
if(mPurgeArray.Count() > 0)
{
//Get the next purge entry
nsPurgeEntry *purgeEntry = (nsPurgeEntry*)mPurgeArray->ElementAt(0);
nsPurgeEntry *purgeEntry = (nsPurgeEntry*)mPurgeArray.ElementAt(0);
nsTime currentTime;
nsInt64 purgeDelay;
nsInt64 ms(1000);
@ -322,9 +309,9 @@ nsresult nsMsgPurgeService::SetupNextPurge()
nsresult nsMsgPurgeService::PerformPurge()
{
nsTime currentTime;
for(PRInt32 i = 0;i < mPurgeArray->Count(); i++)
for(PRInt32 i = 0;i < mPurgeArray.Count(); i++)
{
nsPurgeEntry *current = (nsPurgeEntry*)mPurgeArray->ElementAt(i);
nsPurgeEntry *current = (nsPurgeEntry*)mPurgeArray.ElementAt(i);
if(current->nextPurgeTime < currentTime)
{
PRBool serverBusy = PR_FALSE;
@ -346,7 +333,7 @@ nsresult nsMsgPurgeService::PerformPurge()
else
current = nsnull;
}
mPurgeArray->RemoveElementAt(i);
mPurgeArray.RemoveElementAt(i);
i--; //Because we removed it we need to look at the one that just moved up.
if (current)

2
mailnews/base/src/nsMsgPurgeService.h
View File

@ -91,7 +91,7 @@ protected:
nsCOMPtr<nsIMsgSearchSession> mSearchSession;
nsCOMPtr<nsIMsgFolder> mSearchFolder;
nsCOMPtr<nsISupportsArray> mHdrsToDelete;
nsVoidArray *mPurgeArray;
nsVoidArray mPurgeArray;
PRBool mHaveShutdown;
};