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break out method for getting folder cache elem from file spec, r=sspitzer

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bienvenu%netscape.com 2000-02-04 05:48:50 +00:00
parent 9419bc40eb
commit 988bb610b4
2 changed files with 33 additions and 20 deletions
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51
mailnews/base/util/nsMsgDBFolder.cpp
View File

@ -285,6 +285,30 @@ NS_IMETHODIMP nsMsgDBFolder::ClearNewMessages()
return rv;
}
// helper function that gets the cache element that corresponds to the passed in file spec.
// This could be static, or could live in another class - it's not specific to the current
// nsMsgDBFolder. If it lived at a higher level, we could cache the account manager and folder cache.
nsresult nsMsgDBFolder::GetFolderCacheElemFromFileSpec(nsIFileSpec *fileSpec, nsIMsgFolderCacheElement **cacheElement)
{
nsresult result;
if (!fileSpec || !cacheElement)
return NS_ERROR_NULL_POINTER;
nsCOMPtr <nsIMsgFolderCache> folderCache;
NS_WITH_SERVICE(nsIMsgAccountManager, accountMgr, kMsgAccountManagerCID, &result);
if(NS_SUCCEEDED(result))
{
result = accountMgr->GetFolderCache(getter_AddRefs(folderCache));
if (NS_SUCCEEDED(result) && folderCache)
{
nsXPIDLCString persistentPath;
fileSpec->GetPersistentDescriptorString(getter_Copies(persistentPath));
result = folderCache->GetCacheElement(persistentPath, PR_FALSE, cacheElement);
}
}
return result;
}
nsresult nsMsgDBFolder::ReadDBFolderInfo(PRBool force)
{
// Since it turns out to be pretty expensive to open and close
@ -297,29 +321,16 @@ nsresult nsMsgDBFolder::ReadDBFolderInfo(PRBool force)
// and, we might get stale info, so don't do it.
if (!(mPrefFlags & MSG_FOLDER_PREF_CACHED))
{
nsCOMPtr <nsIMsgFolderCache> folderCache;
nsCOMPtr <nsIFileSpec> path;
GetPath(getter_AddRefs(path));
NS_WITH_SERVICE(nsIMsgAccountManager, accountMgr, kMsgAccountManagerCID, &result);
if(NS_SUCCEEDED(result))
if (path)
{
result = accountMgr->GetFolderCache(getter_AddRefs(folderCache));
if (NS_SUCCEEDED(result) && folderCache)
nsCOMPtr <nsIMsgFolderCacheElement> cacheElement;
result = GetFolderCacheElemFromFileSpec(path, getter_AddRefs(cacheElement));
if (NS_SUCCEEDED(result) && cacheElement)
{
nsCOMPtr <nsIFileSpec> path;
GetPath(getter_AddRefs(path));
nsXPIDLCString persistentPath;
if (NS_SUCCEEDED(result) && path)
{
path->GetPersistentDescriptorString(getter_Copies(persistentPath));
nsCOMPtr <nsIMsgFolderCacheElement> cacheElement;
result = folderCache->GetCacheElement(persistentPath, PR_FALSE, getter_AddRefs(cacheElement));
if (NS_SUCCEEDED(result) && cacheElement)
{
result = ReadFromFolderCacheElem(cacheElement);
}
}
result = ReadFromFolderCacheElem(cacheElement);
}
}
}

2
mailnews/base/util/nsMsgDBFolder.h
View File

@ -33,6 +33,7 @@
#include "nsIUrlListener.h"
class nsIMsgFolderCacheElement;
/*
* nsMsgDBFolder
* class derived from nsMsgFolder for those folders that use an nsIMsgDatabase
@ -82,6 +83,7 @@ protected:
nsIDBChangeListener * aInstigator, PRBool added, PRBool doFlat, PRBool doThread);
nsresult CreatePlatformLeafNameForDisk(const char *userLeafName, nsFileSpec &baseDir, char **resultName);
nsresult GetFolderCacheElemFromFileSpec(nsIFileSpec *fileSpec, nsIMsgFolderCacheElement **cacheElement);
protected:
nsCOMPtr<nsIMsgDatabase> mDatabase;
nsString mCharset;