//****************
// GetMobKind()
//
AAFRESULT STDMETHODCALLTYPE
ImplAAFSourceMob::GetMobKind (aafMobKind_t *pMobKind)
{
ImplAAFEssenceDescriptor *edesc = NULL;
if(pMobKind == NULL)
return(AAFRESULT_NULL_PARAM);
XPROTECT()
{
CHECK(GetEssenceDescriptor (&edesc));
if(edesc != NULL)
{
CHECK(edesc->GetOwningMobKind(pMobKind));
edesc->ReleaseReference();
edesc = 0;
}
else
*pMobKind = kAAFAllMob;
}
XEXCEPT
{
if(edesc != NULL)
edesc->ReleaseReference();
edesc = 0;
}
XEND;
return AAFRESULT_SUCCESS;
}
ImplAAFSourceMob::~ImplAAFSourceMob ()
{
ImplAAFEssenceDescriptor *essenceDesc = _essenceDesc.clearValue();
if (essenceDesc)
{
essenceDesc->ReleaseReference();
essenceDesc = 0;
}
}
HRESULT STDMETHODCALLTYPE
CAAFEssenceDescriptor::CountLocators (aafUInt32 * pResult)
{
HRESULT hr;
ImplAAFEssenceDescriptor * ptr;
ImplAAFRoot * pO;
pO = GetRepObject ();
assert (pO);
ptr = static_cast<ImplAAFEssenceDescriptor*> (pO);
assert (ptr);
try
{
hr = ptr->CountLocators
(pResult);
}
catch (OMException& e)
{
// OMExceptions should be handled by the impl code. However, if an
// unhandled OMException occurs, control reaches here. We must not
// allow the unhandled exception to reach the client code, so we
// turn it into a failure status code.
//
// If the OMException contains an HRESULT, it is returned to the
// client, if not, AAFRESULT_UHANDLED_EXCEPTION is returned.
//
hr = OMExceptionToResult(e, AAFRESULT_UNHANDLED_EXCEPTION);
}
catch (OMAssertionViolation &)
{
// Control reaches here if there is a programming error in the
// impl code that was detected by an assertion violation.
// We must not allow the assertion to reach the client code so
// here we turn it into a failure status code.
//
hr = AAFRESULT_ASSERTION_VIOLATION;
}
catch (...)
{
// We CANNOT throw an exception out of a COM interface method!
// Return a reasonable exception code.
//
hr = AAFRESULT_UNEXPECTED_EXCEPTION;
}
return hr;
}
//****************
// SetEssenceDescriptor()
//
AAFRESULT STDMETHODCALLTYPE
ImplAAFSourceMob::SetEssenceDescriptor (ImplAAFEssenceDescriptor *pEdes)
{
if (pEdes == NULL)
return AAFRESULT_NULL_PARAM;
if (pEdes->attached())
return AAFRESULT_OBJECT_ALREADY_ATTACHED;
ImplAAFEssenceDescriptor *pOldEdes = _essenceDesc.setValue(pEdes);
if (pOldEdes)
pOldEdes->ReleaseReference();
if (pEdes)
pEdes->AcquireReference();
return AAFRESULT_SUCCESS;
}
HRESULT STDMETHODCALLTYPE
CAAFEssenceDescriptor::GetLocators (IEnumAAFLocators ** ppEnum)
{
HRESULT hr;
ImplAAFEssenceDescriptor * ptr;
ImplAAFRoot * pO;
pO = GetRepObject ();
assert (pO);
ptr = static_cast<ImplAAFEssenceDescriptor*> (pO);
assert (ptr);
//
// set up for ppEnum
//
ImplEnumAAFLocators * internalppEnum = NULL;
ImplEnumAAFLocators ** pinternalppEnum = NULL;
if (ppEnum)
{
pinternalppEnum = &internalppEnum;
}
try
{
hr = ptr->GetLocators
(pinternalppEnum);
}
catch (OMException& e)
{
// OMExceptions should be handled by the impl code. However, if an
// unhandled OMException occurs, control reaches here. We must not
// allow the unhandled exception to reach the client code, so we
// turn it into a failure status code.
//
// If the OMException contains an HRESULT, it is returned to the
// client, if not, AAFRESULT_UHANDLED_EXCEPTION is returned.
//
hr = OMExceptionToResult(e, AAFRESULT_UNHANDLED_EXCEPTION);
}
catch (OMAssertionViolation &)
{
// Control reaches here if there is a programming error in the
// impl code that was detected by an assertion violation.
// We must not allow the assertion to reach the client code so
// here we turn it into a failure status code.
//
hr = AAFRESULT_ASSERTION_VIOLATION;
}
catch (...)
{
// We CANNOT throw an exception out of a COM interface method!
// Return a reasonable exception code.
//
hr = AAFRESULT_UNEXPECTED_EXCEPTION;
}
//
// cleanup for ppEnum
//
if (SUCCEEDED(hr))
{
IUnknown *pUnknown;
HRESULT hStat;
if (internalppEnum)
{
pUnknown = static_cast<IUnknown *> (internalppEnum->GetContainer());
hStat = pUnknown->QueryInterface(IID_IEnumAAFLocators, (void **)ppEnum);
assert (SUCCEEDED (hStat));
//pUnknown->Release();
internalppEnum->ReleaseReference(); // We are through with this pointer.
}
}
return hr;
}
HRESULT STDMETHODCALLTYPE
CAAFEssenceDescriptor::InsertLocatorAt (aafUInt32 index,
IAAFLocator * pLocator)
{
HRESULT hr;
ImplAAFEssenceDescriptor * ptr;
ImplAAFRoot * pO;
pO = GetRepObject ();
assert (pO);
ptr = static_cast<ImplAAFEssenceDescriptor*> (pO);
assert (ptr);
//
// set up for pLocator
//
ImplAAFLocator * internalpLocator = NULL;
if (pLocator)
{
HRESULT hStat;
IAAFRoot * iObj;
ImplAAFRoot *arg;
hStat = pLocator->QueryInterface (IID_IAAFRoot, (void **)&iObj);
assert (SUCCEEDED (hStat));
assert (iObj);
hStat = iObj->GetImplRep((void **)&arg);
assert (SUCCEEDED (hStat));
iObj->Release(); // we are through with this interface pointer.
internalpLocator = static_cast<ImplAAFLocator*>(arg);
assert (internalpLocator);
}
try
{
hr = ptr->InsertLocatorAt
(index,
internalpLocator);
}
catch (OMException& e)
{
// OMExceptions should be handled by the impl code. However, if an
// unhandled OMException occurs, control reaches here. We must not
// allow the unhandled exception to reach the client code, so we
// turn it into a failure status code.
//
// If the OMException contains an HRESULT, it is returned to the
// client, if not, AAFRESULT_UHANDLED_EXCEPTION is returned.
//
hr = OMExceptionToResult(e, AAFRESULT_UNHANDLED_EXCEPTION);
}
catch (OMAssertionViolation &)
{
// Control reaches here if there is a programming error in the
// impl code that was detected by an assertion violation.
// We must not allow the assertion to reach the client code so
// here we turn it into a failure status code.
//
hr = AAFRESULT_ASSERTION_VIOLATION;
}
catch (...)
{
// We CANNOT throw an exception out of a COM interface method!
// Return a reasonable exception code.
//
hr = AAFRESULT_UNEXPECTED_EXCEPTION;
}
//
// no cleanup necessary for pLocator
//
return hr;
}
AAFRESULT STDMETHODCALLTYPE
ImplAAFEssenceData::GetFileMob (ImplAAFSourceMob ** ppFileMob)
{
AAFRESULT result = AAFRESULT_SUCCESS;
ImplAAFMob *pMob = NULL;
ImplAAFSourceMob *pSourceMob = NULL;
ImplAAFEssenceDescriptor *pEssenceDescriptor = NULL;
ImplAAFHeader *pHeader = NULL;
aafMobID_t mobID;
if(NULL == ppFileMob)
return(AAFRESULT_NULL_PARAM);
XPROTECT()
{
CHECK(GetFileMobID(&mobID));
// Does a mob with the ID already exist? If not, return error.
// NOTE: Will return AAFRESULT_OBJECT_NOT_PERSISTENT if this object has
// not been appended to to the file.
CHECK(MyHeadObject(&pHeader));
CHECK(pHeader->LookupMob(mobID, &pMob));
// This should be a valid file mob which is a file mob.
pSourceMob = dynamic_cast<ImplAAFSourceMob *>(pMob);
if (NULL == pSourceMob)
RAISE(AAFRESULT_NOT_FILEMOB);
// Does the source mob contain a file descriptor?
CHECK(pSourceMob->GetEssenceDescriptor(&pEssenceDescriptor));
if (dynamic_cast<ImplAAFFileDescriptor *>(pEssenceDescriptor))
{
(*ppFileMob) = pSourceMob;
pSourceMob->AcquireReference();
}
} /* XPROTECT */
XEXCEPT
{ // save the error code.
result = (XCODE());
NO_PROPAGATE();
}
XEND;
// cleanup
// Note: pMob and pSourceMob are temp and should not be released.
if (pEssenceDescriptor)
{
pEssenceDescriptor->ReleaseReference();
pEssenceDescriptor = NULL;
}
if (pMob)
{
pMob->ReleaseReference();
pMob = NULL;
}
if (pHeader)
{
pHeader->ReleaseReference();
pHeader = NULL;
}
return(result);
}
AAFRESULT STDMETHODCALLTYPE
ImplAAFEssenceData::SetFileMob (ImplAAFSourceMob * pFileMob)
{
AAFRESULT result = AAFRESULT_SUCCESS;
ImplAAFMob *pMob = NULL;
ImplAAFSourceMob *pSourceMob = NULL;
ImplAAFEssenceDescriptor *pEssenceDescriptor = NULL;
ImplAAFFileDescriptor *pFileDescriptor = NULL;
ImplAAFHeader *pHeader = NULL;
aafMobID_t mobID;
if(NULL == pFileMob)
return(AAFRESULT_NULL_PARAM);
XPROTECT()
{
CHECK(pFileMob->GetMobID(&mobID));
// move to ImplAAFContentStorage::AppendEssenceData().
// Does a mob with the ID already exist? If not, return error
CHECK(pFileMob->MyHeadObject(&pHeader));
CHECK(pHeader->LookupMob(mobID, &pMob));
// Make sure the mob is a valid File source mob???
pSourceMob = dynamic_cast<ImplAAFSourceMob *>(pMob);
if (NULL == pSourceMob)
RAISE(AAFRESULT_INVALID_FILE_MOB);
// Must
result = pSourceMob->GetEssenceDescriptor(&pEssenceDescriptor);
if (AAFRESULT_SUCCESS != result)
RAISE(AAFRESULT_INVALID_FILE_MOB);
pFileDescriptor = dynamic_cast<ImplAAFFileDescriptor *>(pEssenceDescriptor);
if (NULL == pFileDescriptor)
RAISE(AAFRESULT_INVALID_FILE_MOB);
// The mob id refers to a valid file source mob so we can save
// the id.
_fileMobID = mobID;
} /* XPROTECT */
XEXCEPT
{ // save the error code.
result = (XCODE());
NO_PROPAGATE();
}
XEND;
// cleanup
if (pEssenceDescriptor)
{
pEssenceDescriptor->ReleaseReference();
pEssenceDescriptor = NULL;
}
if (pMob)
{
pMob->ReleaseReference();
pMob = NULL;
}
if (pHeader)
{
pHeader->ReleaseReference();
pHeader = NULL;
}
return(result);
}
