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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsResourceSet_h__
#define nsResourceSet_h__
#include "nsIRDFResource.h"
class nsResourceSet
{
public:
nsResourceSet()
: mResources(nullptr),
mCount(0),
mCapacity(0) {
MOZ_COUNT_CTOR(nsResourceSet); }
nsResourceSet(const nsResourceSet& aResourceSet);
nsResourceSet& operator=(const nsResourceSet& aResourceSet);
~nsResourceSet();
nsresult Clear();
nsresult Add(nsIRDFResource* aProperty);
void Remove(nsIRDFResource* aProperty);
bool Contains(nsIRDFResource* aProperty) const;
protected:
nsIRDFResource** mResources;
int32_t mCount;
int32_t mCapacity;
public:
class ConstIterator {
protected:
nsIRDFResource** mCurrent;
public:
ConstIterator() : mCurrent(nullptr) {}
ConstIterator(const ConstIterator& aConstIterator)
: mCurrent(aConstIterator.mCurrent) {}
ConstIterator& operator=(const ConstIterator& aConstIterator) {
mCurrent = aConstIterator.mCurrent;
return *this; }
ConstIterator& operator++() {
++mCurrent;
return *this; }
ConstIterator operator++(int) {
ConstIterator result(*this);
++mCurrent;
return result; }
/*const*/ nsIRDFResource* operator*() const {
return *mCurrent; }
/*const*/ nsIRDFResource* operator->() const MOZ_NO_ADDREF_RELEASE_ON_RETURN {
return *mCurrent; }
bool operator==(const ConstIterator& aConstIterator) const {
return mCurrent == aConstIterator.mCurrent; }
bool operator!=(const ConstIterator& aConstIterator) const {
return mCurrent != aConstIterator.mCurrent; }
protected:
explicit ConstIterator(nsIRDFResource** aProperty) : mCurrent(aProperty) {}
friend class nsResourceSet;
};
ConstIterator First() const { return ConstIterator(mResources); }
ConstIterator Last() const { return ConstIterator(mResources + mCount); }
};
#endif // nsResourceSet_h__
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