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Bug 370195 – sql device for the offline cache

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patch by Dave Camp <dcamp@mozilla.com> r=jst (content part) r=biesi (rest)


git-svn-id: svn://10.0.0.236/trunk@226398 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
cbiesinger%web.de
2007-05-14 20:09:20 +00:00
parent 032943e6bf
commit 6e69609e46
23 changed files with 1198 additions and 464 deletions
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55
mozilla/uriloader/prefetch/nsPrefetchService.cpp
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@@ -36,6 +36,9 @@
* ***** END LICENSE BLOCK ***** */
#include "nsPrefetchService.h"
#include "nsICacheSession.h"
#include "nsIOfflineCacheSession.h"
#include "nsICacheService.h"
#include "nsIServiceManager.h"
#include "nsICategoryManager.h"
#include "nsIObserverService.h"
@@ -72,9 +75,6 @@ static PRLogModuleInfo *gPrefetchLog;
#define LOG(args) PR_LOG(gPrefetchLog, 4, args)
#define LOG_ENABLED() PR_LOG_TEST(gPrefetchLog, 4)
static NS_DEFINE_IID(kDocLoaderServiceCID, NS_DOCUMENTLOADER_SERVICE_CID);
static NS_DEFINE_IID(kPrefServiceCID, NS_PREFSERVICE_CID);
#define PREFETCH_PREF "network.prefetch-next"
//-----------------------------------------------------------------------------
@@ -285,6 +285,7 @@ nsPrefetchService::nsPrefetchService()
, mQueueTail(nsnull)
, mStopCount(0)
, mDisabled(PR_TRUE)
, mFetchedOffline(PR_FALSE)
{
}
@@ -306,7 +307,7 @@ nsPrefetchService::Init()
nsresult rv;
// read prefs and hook up pref observer
nsCOMPtr<nsIPrefBranch2> prefs(do_GetService(kPrefServiceCID, &rv));
nsCOMPtr<nsIPrefBranch2> prefs(do_GetService(NS_PREFSERVICE_CONTRACTID, &rv));
if (NS_SUCCEEDED(rv)) {
PRBool enabled;
rv = prefs->GetBoolPref(PREFETCH_PREF, &enabled);
@@ -345,6 +346,19 @@ nsPrefetchService::ProcessNextURI()
PRBool offline;
rv = DequeueURI(getter_AddRefs(uri), getter_AddRefs(referrer),
&offline);
if (rv == NS_ERROR_NOT_AVAILABLE && mFetchedOffline) {
// done loading stuff, go ahead and evict unowned entries from
// the offline cache
mFetchedOffline = PR_FALSE;
nsCOMPtr<nsIOfflineCacheSession> session;
rv = GetOfflineCacheSession(getter_AddRefs(session));
if (NS_FAILED(rv)) break;
session->EvictUnownedEntries();
break;
}
if (NS_FAILED(rv)) break;
#if defined(PR_LOGGING)
@@ -385,6 +399,8 @@ nsPrefetchService::ProcessNextURI()
continue;
}
}
mFetchedOffline = PR_TRUE;
}
rv = mCurrentChannel->AsyncOpen(listener, nsnull);
@@ -400,7 +416,8 @@ void
nsPrefetchService::AddProgressListener()
{
// Register as an observer for the document loader
nsCOMPtr<nsIWebProgress> progress(do_GetService(kDocLoaderServiceCID));
nsCOMPtr<nsIWebProgress> progress =
do_GetService(NS_DOCUMENTLOADER_SERVICE_CONTRACTID);
if (progress)
progress->AddProgressListener(this, nsIWebProgress::NOTIFY_STATE_DOCUMENT);
}
@@ -409,7 +426,8 @@ void
nsPrefetchService::RemoveProgressListener()
{
// Register as an observer for the document loader
nsCOMPtr<nsIWebProgress> progress(do_GetService(kDocLoaderServiceCID));
nsCOMPtr<nsIWebProgress> progress =
do_GetService(NS_DOCUMENTLOADER_SERVICE_CONTRACTID);
if (progress)
progress->RemoveProgressListener(this);
}
@@ -480,6 +498,31 @@ nsPrefetchService::EmptyQueue(PRBool includeOffline)
}
}
nsresult
nsPrefetchService::GetOfflineCacheSession(nsIOfflineCacheSession **aSession)
{
if (!mOfflineCacheSession) {
nsresult rv;
nsCOMPtr<nsICacheService> serv =
do_GetService(NS_CACHESERVICE_CONTRACTID,
&rv);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsICacheSession> session;
rv = serv->CreateSession("HTTP-offline",
nsICache::STORE_OFFLINE,
nsICache::STREAM_BASED,
getter_AddRefs(session));
NS_ENSURE_SUCCESS(rv, rv);
mOfflineCacheSession = do_QueryInterface(session, &rv);
NS_ENSURE_SUCCESS(rv, rv);
}
NS_ADDREF(*aSession = mOfflineCacheSession);
return NS_OK;
}
void
nsPrefetchService::StartPrefetching()
{