/* ***** 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();
}