--- a/mtpfws/mtpfw/src/cmtpobjectstore.cpp Fri Apr 16 15:51:48 2010 +0300
+++ b/mtpfws/mtpfw/src/cmtpobjectstore.cpp Mon May 03 13:19:02 2010 +0300
@@ -53,6 +53,56 @@
const TInt KMaxLimitCommitAfterEnumeration = 256;
const TInt KMaxLimitCompactInEnumeration = 2048;
const TInt KMaxLimitCompactAfterEnumeration = 1024;
+const TInt KSnapshotGranularity = 128;
+
+
+
+
+
+CMTPObjectStore::CSnapshotWorker* CMTPObjectStore::CSnapshotWorker::NewL(CMTPObjectStore* aObjectStore, TBool aOnlyRoot)
+ {
+ CSnapshotWorker* self = new (ELeave) CMTPObjectStore::CSnapshotWorker(aObjectStore, aOnlyRoot);
+ CleanupStack::PushL(self);
+ self->ConstructL();
+ CleanupStack::Pop(self);
+ return self;
+
+ }
+
+void CMTPObjectStore::CSnapshotWorker::RunL()
+ {
+ iObjectStore->CleanDBSnapshotL(iOnlyRoot);
+ }
+
+void CMTPObjectStore::CSnapshotWorker::DoCancel()
+ {
+ //nothing to do
+ }
+
+TInt CMTPObjectStore::CSnapshotWorker::RunErr()
+ {
+ return KErrNone;
+ }
+
+void CMTPObjectStore::CSnapshotWorker::ActiveSelf()
+ {
+ TRequestStatus *status = &iStatus;
+ iStatus = KRequestPending;
+ User::RequestComplete(status, KErrNone);
+ SetActive();
+ }
+
+CMTPObjectStore::CSnapshotWorker::CSnapshotWorker(CMTPObjectStore* aObjectStore, TBool aOnlyRoot):
+ CActive(EPriorityLow), iObjectStore(aObjectStore), iOnlyRoot(aOnlyRoot)
+ {
+
+ }
+
+void CMTPObjectStore::CSnapshotWorker::ConstructL()
+ {
+ CActiveScheduler::Add(this);
+ }
+
/**
MTP object meta data store factory method.
@return A pointer to a new CMTPObjectStore instance, ownership IS transferred.
@@ -79,6 +129,7 @@
delete iDPIDStore;
delete iPkgIDStore;
delete iSentinal;
+ delete iSnapshotWorker;
TRAP_IGNORE(CommitTransactionL());
iDatabase.Compact();
iBatched.Close();
@@ -383,8 +434,6 @@
void CMTPObjectStore::InsertObjectL(CMTPObjectMetaData& aObject)
{
- //_LIT(KInsert, "CMTPObjectStore::InsertObjectL");
- //volatile TTimer t(KInsert);
__FLOG(_L8("InsertObjectL - Entry"));
iCachedHandle = 0;
iCachedSuidHash = 0;
@@ -435,6 +484,7 @@
delete iEnumeratingCacheObjList[found];
iEnumeratingCacheObjList.Remove(found);
}
+ __FLOG_VA(_L8("Found in Snapshot"));
}
else
{//This is a totally new object. insert it after check the db to prevent user wrong operation
@@ -445,10 +495,14 @@
}
else
{
+ aObject.SetUint(CMTPObjectMetaData::EHandle, handle);
+ needUpdateOwner = ETrue;
//while enumerating, we ignore the repeatedly INSERT operations.
//User::Leave(KErrAlreadyExists);
}
+ __FLOG_VA(_L8("Not Found in Snapshot"));
}
+ __FLOG_VA((_L8("InsertObjectL Under enmueration, needUpdateOwner %d needToInsert %d"), needUpdateOwner, needToInsert));
}
else
{
@@ -460,6 +514,7 @@
}
// dp is not enumerating, do a plain insert
needToInsert = ETrue;
+ __FLOG_VA((_L8("InsertObjectL After enmueration, needUpdateOwner %d needToInsert %d"), needUpdateOwner, needToInsert));
}
if (needToInsert)//needToInsert and needUpdateOwner can't be true at same time
{
@@ -540,10 +595,12 @@
void CMTPObjectStore::CommitTransactionL()
{
+ __FLOG(_L8("CommitTransactionL Entry"));
if (iDatabase.InTransaction())
{
User::LeaveIfError(iDatabase.Commit());
}
+ __FLOG(_L8("CommitTransactionL Exit"));
}
void CMTPObjectStore::InsertObjectsL(RPointerArray<CMTPObjectMetaData>& aObjects)
@@ -699,20 +756,25 @@
}
void CMTPObjectStore::RemoveObjectL(const TMTPTypeUint32& aHandle)
- {
- if (LocateByHandleL(aHandle.Value()))
- {
- if (iSingletons.DpController().EnumerateState() != CMTPDataProviderController::EEnumeratedFulllyCompleted &&
- IsMediaFormat(iBatched.ColUint16(EObjectStoreFormatCode)))
- {
- iMtpDeltaDataMgr->UpdateDeltaDataTableL(iBatched.ColInt64(EObjectStorePOUID), CMtpDeltaDataMgr::EDeleted);
- }
- iCachedSuidHash = 0;
- iCachedHandle = 0;
- iBatched.DeleteL();
- IncTranOpsNumL();
- }
- }
+ {
+ __FLOG_VA((_L8("RemoveObjectL Entry Handle = 0x%x"), aHandle.Value()));
+ if (LocateByHandleL(aHandle.Value()))
+ {
+ if (iSingletons.DpController().EnumerateState() != CMTPDataProviderController::EEnumeratedFulllyCompleted &&
+ IsMediaFormat(iBatched.ColUint16(EObjectStoreFormatCode)))
+ {
+
+ iMtpDeltaDataMgr->UpdateDeltaDataTableL(iBatched.ColInt64(EObjectStorePOUID), CMtpDeltaDataMgr::EDeleted);
+ }
+ iCachedSuidHash = 0;
+ iCachedHandle = 0;
+
+ iBatched.DeleteL();
+ __FLOG(_L8("RemoveObjectL From iBacthed"));
+ IncTranOpsNumL();
+ }
+ __FLOG(_L8("RemoveObjectL Exit"));
+ }
void CMTPObjectStore::RemoveObjectL(const TDesC& aSuid)
{
@@ -833,12 +895,12 @@
iReferenceMgr = CMTPReferenceMgr::NewL(*this);
iDPIDStore = CMTPDPIDStore::NewL(iDatabase);
iPkgIDStore = CMTPPkgIDStore::NewL(iDatabase);
- iBatched.Open(iDatabase, KSQLHandleTableName, RDbRowSet::EUpdatable);
- iBatched.SetIndex(KSQLHandleId);
- iBatched_SuidHashID.Open(iDatabase, KSQLHandleTableName, RDbRowSet::EUpdatable);
- iBatched_SuidHashID.SetIndex(KSQLSuidHash);
+ User::LeaveIfError(iBatched.Open(iDatabase, KSQLHandleTableName, RDbRowSet::EUpdatable));
+ User::LeaveIfError(iBatched.SetIndex(KSQLHandleId));
+ User::LeaveIfError(iBatched_SuidHashID.Open(iDatabase, KSQLHandleTableName, RDbRowSet::EUpdatable));
+ User::LeaveIfError(iBatched_SuidHashID.SetIndex(KSQLSuidHash));
iHandleAllocator = CMTPHandleAllocator::NewL(*this);
- iSentinal = CEnumertingCacheItem::NewL(0, 0, 0, 0, 0);
+ iSentinal = CEnumertingCacheItem::NewL(0, 0, 0, 0, 0, 0);
BeginTransactionL();
}
@@ -886,10 +948,7 @@
// Create table and index
CreateHandleTableL();
CreateHandleIndexL();
- //This is the very very 1st time of MTP server running, therefore, all of the objects in the HandleStore should be added items
- //roundtrip table will fetch the added items directly from the handlestore, do not popluate the added items to round-trip table
- //until the enumeration is finished.
- iUpdateDeltaDataTable = EFalse;
+ iUpdateDeltaDataTable = ETrue;
}
/**
@@ -981,14 +1040,17 @@
TBool CMTPObjectStore::LocateByHandleL(const TUint aHandle, const TBool aReadTable /*default = ETrue*/) const
{
+ __FLOG_VA((_L8("LocateByHandleL - Entry aHandle 0x%x"), aHandle));
TBool result = EFalse;
if(IsInvalidHandle(aHandle))
{
+ __FLOG_VA((_L8("LocateByHandleL - Exit result 0x%x"), result));
return result;
}
if (iCachedHandle == aHandle)
{
+ __FLOG(_L8("CacheHit"));
result = ETrue;
}
else
@@ -1007,6 +1069,7 @@
{
iBatched.GetL();
}
+ __FLOG_VA((_L8("LocateByHandleL - Exit result 0x%x"), result));
return result;
}
@@ -1171,107 +1234,152 @@
}
}
+
+
void CMTPObjectStore::EstablishDBSnapshotL(TUint32 aStorageId)
- {
- //Currently, i only do this for File DP since it is non-persistent, later, if we take the proposal that
- //1. FileDP is the last DP to be enumerated.
- //2. FileDP will san the whole file system, and will try to enumerate all of the objects(might on behalf of another DP) if the objects is still not
- // in the object store after all other DP finish its enumeration.
- //3. Then notify the related DP about the newly added objects by notification API;
- //_LIT(KInsert, "CMTPObjectStore::EstablishDBSnapshotL");
- //volatile TTimer t(KInsert);
- RDbTable temp;
- CleanupClosePushL(temp);
- temp.Open(iDatabase, KSQLHandleTableName, RDbRowSet::EUpdatable);
+ {
+ //Currently, i only do this for File DP since it is non-persistent, later, if we take the proposal that
+ //1. FileDP is the last DP to be enumerated.
+ //2. FileDP will san the whole file system, and will try to enumerate all of the objects(might on behalf of another DP) if the objects is still not
+ // in the object store after all other DP finish its enumeration.
+ //3. Then notify the related DP about the newly added objects by notification API;
+ __FLOG(_L8("EstablishDBSnapshotL - Entry"));
+ RDbTable temp;
+ CleanupClosePushL(temp);
+ User::LeaveIfError(temp.Open(iDatabase, KSQLHandleTableName, RDbRowSet::EUpdatable));
if(!iCacheExist)
{
- TInt32 count = temp.CountL(RDbRowSet::EQuick);
+ TInt32 count = temp.CountL(RDbRowSet::EQuick);
iEnumeratingCacheObjList.ReserveL(count);
}
- temp.FirstL();
- while (!temp.AtEnd())
- {
- temp.GetL();
- if (temp.ColUint8(EObjectStoreDPFlag) == 1 && (KMTPStorageAll == aStorageId || temp.ColUint32(EObjectStoreStorageId) == aStorageId))
- {
- TUint32 handleID = temp.ColUint32(EObjectStoreHandleId);
- TInt64 pUID = temp.ColInt64(EObjectStorePOUID);
- iHandleAllocator->SetIdL(handleID, pUID);
- CEnumertingCacheItem* item = CEnumertingCacheItem::NewLC(
- temp.ColUint32(EObjectStoreSUIDHash), handleID,
- temp.ColUint16(EObjectStoreFormatCode), pUID, temp.ColUint8(EObjectStoreDataProviderId));
- TInt result = iEnumeratingCacheObjList.InsertInOrder(item, TLinearOrder<CEnumertingCacheItem>(CEnumertingCacheItem::Compare));
- if (KErrAlreadyExists == result) //hash collision
- {
- TInt found = iEnumeratingCacheObjList.FindInOrder(item, TLinearOrder<CEnumertingCacheItem>(CEnumertingCacheItem::Compare));
- CEnumertingCacheItem* colliItem = iEnumeratingCacheObjList[found];
+ temp.FirstL();
+
+ while (!temp.AtEnd())
+ {
+ temp.GetL();
+ if (temp.ColUint8(EObjectStoreDPFlag) == 1
+ && (KMTPStorageAll == aStorageId || temp.ColUint32(EObjectStoreStorageId) == aStorageId))
+ {
+ TUint32 handleID = temp.ColUint32(EObjectStoreHandleId);
+ TUint32 parentID = temp.ColUint32(EObjectStoreParentHandle);
+ TInt64 pUID = temp.ColInt64(EObjectStorePOUID);
+ iHandleAllocator->SetIdL(handleID, pUID);
+ CEnumertingCacheItem* item = CEnumertingCacheItem::NewLC(
+ temp.ColUint32(EObjectStoreSUIDHash), handleID, parentID,
+ temp.ColUint16(EObjectStoreFormatCode), pUID, temp.ColUint8(EObjectStoreDataProviderId));
+ TInt result = iEnumeratingCacheObjList.InsertInOrder(item, TLinearOrder<CEnumertingCacheItem>(CEnumertingCacheItem::Compare));
+ if (KErrAlreadyExists == result) //hash collision
+ {
+ TInt found = iEnumeratingCacheObjList.FindInOrder(item, TLinearOrder<CEnumertingCacheItem>(CEnumertingCacheItem::Compare));
+ CEnumertingCacheItem* colliItem = iEnumeratingCacheObjList[found];
TFileName suid;
- if (colliItem->iSuid == NULL)
- {
- if (LocateByHandleL(colliItem->iObjHandleId))
- {
- DbColReadStreamL(iBatched, EObjectStoreSUID, suid);
-
- colliItem->iSuid = suid.AllocL();
-
- colliItem->iSuidPtr.Set(*colliItem->iSuid);
- }
- }
+ if (colliItem->iSuid == NULL)
+ {
+ if (LocateByHandleL(colliItem->iObjHandleId))
+ {
+ DbColReadStreamL(iBatched, EObjectStoreSUID, suid);
+ colliItem->iSuid = suid.AllocL();
+ colliItem->iSuidPtr.Set(*colliItem->iSuid);
+ }
+ }
+
DbColReadStreamL(temp, EObjectStoreSUID, suid);
-
+
item->iSuid = suid.AllocL();
- item->iSuidPtr.Set(*item->iSuid);
+ item->iSuidPtr.Set(*item->iSuid);
result = iEnumeratingCacheObjList.InsertInOrder(item, TLinearOrder<CEnumertingCacheItem>(CEnumertingCacheItem::Compare));
- }
+ }
+
if(result != KErrAlreadyExists)
- {
- User::LeaveIfError(result);
- }
- CleanupStack::Pop(item);
- }
- temp.NextL();
- }
- CleanupStack::PopAndDestroy(&temp);
- iCacheExist = ETrue;
- }
+ {
+ User::LeaveIfError(result);
+ CleanupStack::Pop(item);
+ }
+ else
+ {
+ CleanupStack::PopAndDestroy(item);
+ }
+
+ }
+ temp.NextL();
+ }
-void CMTPObjectStore::CleanDBSnapshotL()
- {
- //For those items left in the iEnumeratingCacheObjList, remove the object entry if the DPID of the handle is not persistent. and populate the
- //roundtrip table if needed.
- //and then close the iEnumeratingCacheObjList to release the memory.
- //_LIT(KInsert, "CMTPObjectStore::CleanDBSnapshot");
- //volatile TTimer t(KInsert);
- if(iCacheExist)
- {
- iCacheExist = EFalse;
- }
- else
- return;
-
- for (TInt i = iEnumeratingCacheObjList.Count() - 1; i >= 0; i--)
- {
- TInt rc = iNonPersistentDPList.FindInOrder(iEnumeratingCacheObjList[i]->iDpID);
- if (rc != KErrNotFound)
- {//This is a non persistent DP.
- RemoveObjectL(iEnumeratingCacheObjList[i]->iObjHandleId);
- }
- }
- iNonPersistentDPList.Close();
- iEnumeratingCacheObjList.ResetAndDestroy();
- iUpdateDeltaDataTable = ETrue;
- iMaxCommitLimit = KMaxLimitCommitAfterEnumeration;
- iMaxCompactLimit = KMaxLimitCompactAfterEnumeration;
+ CleanupStack::PopAndDestroy(&temp);
+ iCacheExist = ETrue;
+ __FLOG_VA((_L8("EstablishDBSnapshotL - Exit build %d items"), iEnumeratingCacheObjList.Count()));
+ }
+/*
+ * All Objects enumeration complete
+ */
+void CMTPObjectStore::ObjectsEnumComplete()
+ {
+ if(iCacheExist)
+ {
+ iCacheExist = EFalse;
+ }
+ iNonPersistentDPList.Close();
+ iEnumeratingCacheObjList.ResetAndDestroy();
+ iUpdateDeltaDataTable = ETrue;
+ iMaxCommitLimit = KMaxLimitCommitAfterEnumeration;
+ iMaxCompactLimit = KMaxLimitCompactAfterEnumeration;
CommitTransactionL();
User::LeaveIfError(iDatabase.Compact());
BeginTransactionL();
- }
+ }
+
-CMTPObjectStore::CEnumertingCacheItem::CEnumertingCacheItem(TUint32 aSuidHash, TUint32 aHandle, TUint32 aFormat, TUint64 aId, TUint8 aDpID)
+void CMTPObjectStore::CleanDBSnapshotL(TBool aOnlyRoot/* = EFalse*/)
+ {
+ //For those items left in the iEnumeratingCacheObjList, remove the object entry if the DPID of the handle is not persistent. and populate the
+ //roundtrip table if needed.
+ //and then close the iEnumeratingCacheObjList to release the memory.
+ //_LIT(KInsert, "CMTPObjectStore::CleanDBSnapshot");
+ //volatile TTimer t(KInsert);
+ __FLOG(_L8("CleanDBSnapshotL Entry"));
+ if (iSnapshotWorker == NULL)
+ {
+ iSnapshotCleanPos = iEnumeratingCacheObjList.Count() - 1;
+ iSnapshotWorker = CSnapshotWorker::NewL(this, aOnlyRoot);
+ }
+
+ //for (TInt i = iEnumeratingCacheObjList.Count() - 1; i >= 0; i--)
+ for (TInt i = 0; iSnapshotCleanPos >= 0 && i <= KSnapshotGranularity; --iSnapshotCleanPos, ++i)
+ {
+ if((aOnlyRoot && iEnumeratingCacheObjList[iSnapshotCleanPos]->iObjParentId == KMTPHandleNoParent) //only root
+ ||(!aOnlyRoot)) //everything
+ {
+ TInt rc = iNonPersistentDPList.FindInOrder(iEnumeratingCacheObjList[iSnapshotCleanPos]->iDpID);
+ if (rc != KErrNotFound)
+ {//This is a non persistent DP.
+ __FLOG_VA((_L8("Remove Object 0x%x"), iEnumeratingCacheObjList[iSnapshotCleanPos]->iObjHandleId));
+ RemoveObjectL(iEnumeratingCacheObjList[iSnapshotCleanPos]->iObjHandleId);
+ }
+ }
+ }
+
+ if (iSnapshotCleanPos >= 0)
+ {
+ iSnapshotWorker->ActiveSelf();
+ }
+ else
+ {
+ //TRequestStatus *status = &aStatus;
+ //User::RequestComplete(status, KErrNone);
+ iSingletons.DpController().Schedule();
+ iSnapshotCleanPos = 0;
+ delete iSnapshotWorker;
+ iSnapshotWorker = NULL;
+ }
+
+ __FLOG(_L8("CleanDBSnapshotL Exit"));
+ }
+
+CMTPObjectStore::CEnumertingCacheItem::CEnumertingCacheItem(TUint32 aSuidHash, TUint32 aHandle, TUint32 aParent, TUint32 aFormat, TUint64 aId, TUint8 aDpID)
{
iObjSuiIdHash = aSuidHash;
iObjHandleId = aHandle;
+ iObjParentId = aParent;
iFormatcode = aFormat;
iPOUID = aId;
iDpID = aDpID;