void BlobRegistryImpl::registerBlobURL(const KURL& url, PassOwnPtr<BlobData> blobData)
{
ASSERT(isMainThread());
registerBlobResourceHandleConstructor();
RefPtr<BlobStorageData> blobStorageData = BlobStorageData::create(blobData->contentType(), blobData->contentDisposition());
// The blob data is stored in the "canonical" way. That is, it only contains a list of Data and File items.
// 1) The Data item is denoted by the raw data and the range.
// 2) The File item is denoted by the file path, the range and the expected modification time.
// 3) The URL item is denoted by the URL, the range and the expected modification time.
// All the Blob items in the passing blob data are resolved and expanded into a set of Data and File items.
for (BlobDataItemList::const_iterator iter = blobData->items().begin(); iter != blobData->items().end(); ++iter) {
switch (iter->type) {
case BlobDataItem::Data:
blobStorageData->m_data.appendData(iter->data, 0, iter->data->length());
break;
case BlobDataItem::File:
blobStorageData->m_data.appendFile(iter->path, iter->offset, iter->length, iter->expectedModificationTime);
break;
case BlobDataItem::URL:
blobStorageData->m_data.appendURL(iter->url, iter->offset, iter->length, iter->expectedModificationTime);
break;
case BlobDataItem::Blob:
if (m_blobs.contains(iter->url.string()))
appendStorageItems(blobStorageData.get(), m_blobs.get(iter->url.string())->items(), iter->offset, iter->length);
break;
}
}
m_blobs.set(url.string(), blobStorageData);
}
Blob::Blob(PassOwnPtr<BlobData> blobData, long long size)
: m_type(blobData->contentType())
, m_size(size)
{
ASSERT(blobData);
// Create a new internal URL and register it with the provided blob data.
m_internalURL = BlobURL::createInternalURL();
ThreadableBlobRegistry::registerBlobURL(m_internalURL, blobData);
}
