gecko/rdf/base/src/nsNameSpaceMap.cpp

99 lines
3.1 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* ***** 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 mozilla.org Code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Chris Waterson <waterson@netscape.com>
* Robert John Churchill <rjc@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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 "nsNameSpaceMap.h"
#include "nsReadableUtils.h"
nsNameSpaceMap::nsNameSpaceMap()
: mEntries(nsnull)
{
MOZ_COUNT_CTOR(nsNameSpaceMap);
}
nsNameSpaceMap::~nsNameSpaceMap()
{
MOZ_COUNT_DTOR(nsNameSpaceMap);
while (mEntries) {
Entry* doomed = mEntries;
mEntries = mEntries->mNext;
delete doomed;
}
}
nsresult
nsNameSpaceMap::Put(const nsAString& aURI, nsIAtom* aPrefix)
{
nsCString uriUTF8;
AppendUTF16toUTF8(aURI, uriUTF8);
return Put(uriUTF8, aPrefix);
}
nsresult
nsNameSpaceMap::Put(const nsCSubstring& aURI, nsIAtom* aPrefix)
{
Entry* entry;
// Make sure we're not adding a duplicate
for (entry = mEntries; entry != nsnull; entry = entry->mNext) {
if (entry->mURI == aURI || entry->mPrefix == aPrefix)
return NS_ERROR_FAILURE;
}
entry = new Entry(aURI, aPrefix);
if (! entry)
return NS_ERROR_OUT_OF_MEMORY;
entry->mNext = mEntries;
mEntries = entry;
return NS_OK;
}
nsNameSpaceMap::const_iterator
nsNameSpaceMap::GetNameSpaceOf(const nsCSubstring& aURI) const
{
for (Entry* entry = mEntries; entry != nsnull; entry = entry->mNext) {
if (StringBeginsWith(aURI, entry->mURI))
return const_iterator(entry);
}
return last();
}