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85 lines
2.9 KiB
C++
85 lines
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Hashtable Keys.
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*
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* The Initial Developer of the Original Code is
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* Benjamin Smedberg <bsmedberg@covad.net>
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*
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* Portions created by the Initial Developer are Copyright (C) 2003
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsURIHashKey_h__
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#define nsURIHashKey_h__
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#include "pldhash.h"
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#include "nsCOMPtr.h"
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#include "nsCRT.h"
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#include "nsIURI.h"
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/**
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* Hashtable key class to use with nsTHashtable/nsBaseHashtable
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*/
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class nsURIHashKey : public PLDHashEntryHdr
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{
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public:
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typedef nsIURI* KeyType;
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typedef const nsIURI* KeyTypePointer;
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nsURIHashKey(const nsIURI* aKey) :
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mKey(const_cast<nsIURI*>(aKey)) { MOZ_COUNT_CTOR(nsURIHashKey); }
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nsURIHashKey(const nsURIHashKey& toCopy) :
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mKey(toCopy.mKey) { MOZ_COUNT_CTOR(nsURIHashKey); }
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~nsURIHashKey() { MOZ_COUNT_DTOR(nsURIHashKey); }
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nsIURI* GetKey() const { return mKey; }
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PRBool KeyEquals(const nsIURI* aKey) const {
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PRBool eq;
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if (NS_SUCCEEDED(mKey->Equals(const_cast<nsIURI*>(aKey), &eq))) {
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return eq;
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}
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return PR_FALSE;
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}
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static const nsIURI* KeyToPointer(nsIURI* aKey) { return aKey; }
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static PLDHashNumber HashKey(const nsIURI* aKey) {
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nsCAutoString spec;
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const_cast<nsIURI*>(aKey)->GetSpec(spec);
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return nsCRT::HashCode(spec.get());
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}
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enum { ALLOW_MEMMOVE = PR_TRUE };
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protected:
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nsCOMPtr<nsIURI> mKey;
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};
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#endif // nsURIHashKey_h__
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