gecko/parser/html/nsHtml5AtomTable.cpp
Henri Sivonen 580302d483 Bug 514661 - Introduce scoped atom tables for the HTML5 parser. r=bsmedberg, sr=dbaron.
--HG--
extra : rebase_source : 12e9731c0d86691cde40fc1ea4cc5ab4b3fb5168
2009-09-18 18:13:10 +03:00

90 lines
2.7 KiB
C++

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is HTML Parser C++ Translator code.
*
* The Initial Developer of the Original Code is
* Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Henri Sivonen <hsivonen@iki.fi>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsHtml5AtomTable.h"
#include "nsHtml5Atom.h"
#include "nsThreadUtils.h"
nsHtml5AtomEntry::nsHtml5AtomEntry(KeyTypePointer aStr)
: nsStringHashKey(aStr)
, mAtom(new nsHtml5Atom(*aStr))
{
}
nsHtml5AtomEntry::nsHtml5AtomEntry(const nsHtml5AtomEntry& aOther)
: nsStringHashKey(aOther)
, mAtom(nsnull)
{
NS_NOTREACHED("nsHtml5AtomTable is broken and tried to copy an entry");
}
nsHtml5AtomEntry::~nsHtml5AtomEntry()
{
}
nsHtml5AtomTable::nsHtml5AtomTable()
{
#ifdef DEBUG
NS_GetMainThread(getter_AddRefs(mPermittedLookupThread));
#endif
}
nsHtml5AtomTable::~nsHtml5AtomTable()
{
}
nsIAtom*
nsHtml5AtomTable::GetAtom(const nsAString& aKey)
{
#ifdef DEBUG
{
nsCOMPtr<nsIThread> currentThread;
NS_GetCurrentThread(getter_AddRefs(currentThread));
NS_ASSERTION(mPermittedLookupThread == currentThread, "Wrong thread!");
}
#endif
nsIAtom* atom = NS_GetStaticAtom(aKey);
if (atom) {
return atom;
}
nsHtml5AtomEntry* entry = mTable.PutEntry(aKey);
if (!entry) {
return nsnull;
}
return entry->GetAtom();
}