52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsURIHashKey_h__
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#define nsURIHashKey_h__
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#include "PLDHashTable.h"
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#include "nsCOMPtr.h"
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#include "nsIURI.h"
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#include "nsHashKeys.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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explicit 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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bool KeyEquals(const nsIURI* aKey) const {
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bool 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 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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nsAutoCString spec;
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const_cast<nsIURI*>(aKey)->GetSpec(spec);
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return mozilla::HashString(spec);
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}
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enum { ALLOW_MEMMOVE = 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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