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-rw-r--r--WebCore/html/Blob.cpp167
1 files changed, 0 insertions, 167 deletions
diff --git a/WebCore/html/Blob.cpp b/WebCore/html/Blob.cpp
deleted file mode 100644
index 3a62ab1..0000000
--- a/WebCore/html/Blob.cpp
+++ /dev/null
@@ -1,167 +0,0 @@
-/*
- * Copyright (C) 2010 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "Blob.h"
-
-#include "BlobData.h"
-#include "BlobItem.h"
-#include "BlobURL.h"
-#include "FileSystem.h"
-#include "ScriptExecutionContext.h"
-#include "ThreadableBlobRegistry.h"
-
-namespace WebCore {
-
-// FIXME: To be removed when we switch to using BlobData.
-Blob::Blob(ScriptExecutionContext* scriptExecutionContext, const String& type, const BlobItemList& items)
- : m_scriptExecutionContext(scriptExecutionContext)
- , m_type(type)
- , m_size(0)
-{
- m_scriptExecutionContext->addBlob(this);
- for (size_t i = 0; i < items.size(); ++i)
- m_items.append(items[i]);
-}
-
-// FIXME: To be removed when we switch to using BlobData.
-Blob::Blob(ScriptExecutionContext* scriptExecutionContext, const PassRefPtr<BlobItem>& item)
- : m_scriptExecutionContext(scriptExecutionContext)
- , m_size(0)
-{
- m_scriptExecutionContext->addBlob(this);
- m_items.append(item);
-}
-
-// FIXME: To be removed when we switch to using BlobData.
-Blob::Blob(ScriptExecutionContext* scriptExecutionContext, const String& path)
- : m_scriptExecutionContext(scriptExecutionContext)
- , m_size(0)
-{
- m_scriptExecutionContext->addBlob(this);
- // Note: this doesn't initialize the type unlike File(path).
- m_items.append(FileBlobItem::create(path));
-}
-
-Blob::Blob(ScriptExecutionContext* scriptExecutionContext, PassOwnPtr<BlobData> blobData, long long size)
- : m_scriptExecutionContext(scriptExecutionContext)
- , m_type(blobData->contentType())
- , m_size(size)
-{
- ASSERT(blobData.get() && !blobData->items().isEmpty());
-
- m_scriptExecutionContext->addBlob(this);
-
- // Create a new internal URL and register it with the provided blob data.
- m_url = BlobURL::createURL(scriptExecutionContext);
- ThreadableBlobRegistry::registerBlobURL(scriptExecutionContext, m_url, blobData);
-}
-
-Blob::Blob(ScriptExecutionContext* scriptExecutionContext, const KURL& srcURL, const String& type, long long size)
- : m_scriptExecutionContext(scriptExecutionContext)
- , m_type(type)
- , m_size(size)
-{
- m_scriptExecutionContext->addBlob(this);
-
- // FIXME: To be removed when we switch to using BlobData.
- if (srcURL.isEmpty())
- return;
-
- // Create a new internal URL and register it with the same blob data as the source URL.
- m_url = BlobURL::createURL(scriptExecutionContext);
- ThreadableBlobRegistry::registerBlobURL(scriptExecutionContext, m_url, srcURL);
-}
-
-Blob::~Blob()
-{
- // The internal URL is only used to refer to the Blob object. So we need to unregister the URL when the object is GC-ed.
- if (m_scriptExecutionContext) {
- m_scriptExecutionContext->removeBlob(this);
- ThreadableBlobRegistry::unregisterBlobURL(m_scriptExecutionContext, m_url);
- }
-}
-
-void Blob::contextDestroyed()
-{
- ASSERT(m_scriptExecutionContext);
-
- // Unregister the internal URL before the context is gone.
- ThreadableBlobRegistry::unregisterBlobURL(m_scriptExecutionContext, m_url);
- m_scriptExecutionContext = 0;
-}
-
-unsigned long long Blob::size() const
-{
- // FIXME: JavaScript cannot represent sizes as large as unsigned long long, we need to
- // come up with an exception to throw if file size is not represetable.
- unsigned long long size = 0;
- for (size_t i = 0; i < m_items.size(); ++i)
- size += m_items[i]->size();
- return size;
-}
-
-// FIXME: To be removed when we switch to using BlobData.
-const String& Blob::path() const
-{
- ASSERT(m_items.size() == 1 && m_items[0]->toFileBlobItem());
- return m_items[0]->toFileBlobItem()->path();
-}
-
-#if ENABLE(BLOB)
-PassRefPtr<Blob> Blob::slice(ScriptExecutionContext* scriptExecutionContext, long long start, long long length, const String& contentType) const
-{
- if (start < 0)
- start = 0;
- if (length < 0)
- length = 0;
-
- // Clamp the range if it exceeds the size limit.
- unsigned long long totalSize = size();
- if (static_cast<unsigned long long>(start) > totalSize) {
- start = 0;
- length = 0;
- } else if (static_cast<unsigned long long>(start + length) > totalSize)
- length = totalSize - start;
-
- size_t i = 0;
- BlobItemList items;
- for (; i < m_items.size() && static_cast<unsigned long long>(start) >= m_items[i]->size(); ++i)
- start -= m_items[i]->size();
- for (; length > 0 && i < m_items.size(); ++i) {
- items.append(m_items[i]->slice(start, length));
- length -= items.last()->size();
- start = 0;
- }
- return Blob::create(scriptExecutionContext, contentType, items);
-}
-#endif // ENABLE(BLOB)
-
-} // namespace WebCore