From 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 03:47:29 +0200 Subject: Adding upstream version 115.8.0esr. Signed-off-by: Daniel Baumann --- storage/mozStorageBindingParamsArray.h | 105 +++++++++++++++++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 storage/mozStorageBindingParamsArray.h (limited to 'storage/mozStorageBindingParamsArray.h') diff --git a/storage/mozStorageBindingParamsArray.h b/storage/mozStorageBindingParamsArray.h new file mode 100644 index 0000000000..58d5a52ab6 --- /dev/null +++ b/storage/mozStorageBindingParamsArray.h @@ -0,0 +1,105 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ : + * 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 mozStorageBindingParamsArray_h +#define mozStorageBindingParamsArray_h + +#include "nsCOMPtr.h" +#include "nsTArray.h" +#include "mozilla/Attributes.h" + +#include "mozIStorageBindingParamsArray.h" + +namespace mozilla { +namespace storage { + +class StorageBaseStatementInternal; + +class BindingParamsArray final : public mozIStorageBindingParamsArray { + typedef nsTArray > array_type; + + ~BindingParamsArray() {} + + public: + NS_DECL_THREADSAFE_ISUPPORTS + NS_DECL_MOZISTORAGEBINDINGPARAMSARRAY + + explicit BindingParamsArray(StorageBaseStatementInternal* aOwningStatement); + + typedef array_type::size_type size_type; + + /** + * Locks the array and prevents further modification to it (such as adding + * more elements to it). + */ + void lock(); + + /** + * @return the pointer to the owning BindingParamsArray. + */ + const StorageBaseStatementInternal* getOwner() const; + + /** + * @return the number of elemets the array contains. + */ + size_type length() const { return mArray.Length(); } + + class iterator { + public: + iterator(BindingParamsArray* aArray, uint32_t aIndex) + : mArray(aArray), mIndex(aIndex) {} + + iterator& operator++(int) { + mIndex++; + return *this; + } + + bool operator==(const iterator& aOther) const { + return mIndex == aOther.mIndex; + } + bool operator!=(const iterator& aOther) const { return !(*this == aOther); } + mozIStorageBindingParams* operator*() { + NS_ASSERTION(mIndex < mArray->length(), + "Dereferenceing an invalid value!"); + return mArray->mArray[mIndex].get(); + } + + private: + void operator--() {} + BindingParamsArray* mArray; + uint32_t mIndex; + }; + + /** + * Obtains an iterator pointing to the beginning of the array. + */ + inline iterator begin() { + NS_ASSERTION(length() != 0, + "Obtaining an iterator to the beginning with no elements!"); + return iterator(this, 0); + } + + /** + * Obtains an iterator pointing to the end of the array. + */ + inline iterator end() { + NS_ASSERTION(mLocked, + "Obtaining an iterator to the end when we are not locked!"); + return iterator(this, length()); + } + + private: + nsCOMPtr mOwningStatement; + array_type mArray; + bool mLocked; + + friend class iterator; +}; + +} // namespace storage +} // namespace mozilla + +#endif // mozStorageBindingParamsArray_h -- cgit v1.2.3