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authorTiger Wang <ziwei.tiger@hotmail.co.uk>2015-05-09 02:22:33 +0200
committerTiger Wang <ziwei.tiger@hotmail.co.uk>2015-07-10 00:10:51 +0200
commitccfe04a0a2b64c2bdfd10c4a0aadf61847001eae (patch)
treed7b0e9aab9f4c81c58121c5b06411b25a2efba00 /lib/jsoncpp/src/lib_json/json_internalarray.inl
parentUpdated luaexpat (diff)
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-rw-r--r--lib/jsoncpp/src/lib_json/json_internalarray.inl448
1 files changed, 0 insertions, 448 deletions
diff --git a/lib/jsoncpp/src/lib_json/json_internalarray.inl b/lib/jsoncpp/src/lib_json/json_internalarray.inl
deleted file mode 100644
index 9b985d258..000000000
--- a/lib/jsoncpp/src/lib_json/json_internalarray.inl
+++ /dev/null
@@ -1,448 +0,0 @@
-// included by json_value.cpp
-// everything is within Json namespace
-
-// //////////////////////////////////////////////////////////////////
-// //////////////////////////////////////////////////////////////////
-// //////////////////////////////////////////////////////////////////
-// class ValueInternalArray
-// //////////////////////////////////////////////////////////////////
-// //////////////////////////////////////////////////////////////////
-// //////////////////////////////////////////////////////////////////
-
-ValueArrayAllocator::~ValueArrayAllocator()
-{
-}
-
-// //////////////////////////////////////////////////////////////////
-// class DefaultValueArrayAllocator
-// //////////////////////////////////////////////////////////////////
-#ifdef JSON_USE_SIMPLE_INTERNAL_ALLOCATOR
-class DefaultValueArrayAllocator : public ValueArrayAllocator
-{
-public: // overridden from ValueArrayAllocator
- virtual ~DefaultValueArrayAllocator()
- {
- }
-
- virtual ValueInternalArray *newArray()
- {
- return new ValueInternalArray();
- }
-
- virtual ValueInternalArray *newArrayCopy( const ValueInternalArray &other )
- {
- return new ValueInternalArray( other );
- }
-
- virtual void destructArray( ValueInternalArray *array )
- {
- delete array;
- }
-
- virtual void reallocateArrayPageIndex( Value **&indexes,
- ValueInternalArray::PageIndex &indexCount,
- ValueInternalArray::PageIndex minNewIndexCount )
- {
- ValueInternalArray::PageIndex newIndexCount = (indexCount*3)/2 + 1;
- if ( minNewIndexCount > newIndexCount )
- newIndexCount = minNewIndexCount;
- void *newIndexes = realloc( indexes, sizeof(Value*) * newIndexCount );
- if ( !newIndexes )
- throw std::bad_alloc();
- indexCount = newIndexCount;
- indexes = static_cast<Value **>( newIndexes );
- }
- virtual void releaseArrayPageIndex( Value **indexes,
- ValueInternalArray::PageIndex indexCount )
- {
- if ( indexes )
- free( indexes );
- }
-
- virtual Value *allocateArrayPage()
- {
- return static_cast<Value *>( malloc( sizeof(Value) * ValueInternalArray::itemsPerPage ) );
- }
-
- virtual void releaseArrayPage( Value *value )
- {
- if ( value )
- free( value );
- }
-};
-
-#else // #ifdef JSON_USE_SIMPLE_INTERNAL_ALLOCATOR
-/// @todo make this thread-safe (lock when accessign batch allocator)
-class DefaultValueArrayAllocator : public ValueArrayAllocator
-{
-public: // overridden from ValueArrayAllocator
- virtual ~DefaultValueArrayAllocator()
- {
- }
-
- virtual ValueInternalArray *newArray()
- {
- ValueInternalArray *array = arraysAllocator_.allocate();
- new (array) ValueInternalArray(); // placement new
- return array;
- }
-
- virtual ValueInternalArray *newArrayCopy( const ValueInternalArray &other )
- {
- ValueInternalArray *array = arraysAllocator_.allocate();
- new (array) ValueInternalArray( other ); // placement new
- return array;
- }
-
- virtual void destructArray( ValueInternalArray *array )
- {
- if ( array )
- {
- array->~ValueInternalArray();
- arraysAllocator_.release( array );
- }
- }
-
- virtual void reallocateArrayPageIndex( Value **&indexes,
- ValueInternalArray::PageIndex &indexCount,
- ValueInternalArray::PageIndex minNewIndexCount )
- {
- ValueInternalArray::PageIndex newIndexCount = (indexCount*3)/2 + 1;
- if ( minNewIndexCount > newIndexCount )
- newIndexCount = minNewIndexCount;
- void *newIndexes = realloc( indexes, sizeof(Value*) * newIndexCount );
- if ( !newIndexes )
- throw std::bad_alloc();
- indexCount = newIndexCount;
- indexes = static_cast<Value **>( newIndexes );
- }
- virtual void releaseArrayPageIndex( Value **indexes,
- ValueInternalArray::PageIndex indexCount )
- {
- if ( indexes )
- free( indexes );
- }
-
- virtual Value *allocateArrayPage()
- {
- return static_cast<Value *>( pagesAllocator_.allocate() );
- }
-
- virtual void releaseArrayPage( Value *value )
- {
- if ( value )
- pagesAllocator_.release( value );
- }
-private:
- BatchAllocator<ValueInternalArray,1> arraysAllocator_;
- BatchAllocator<Value,ValueInternalArray::itemsPerPage> pagesAllocator_;
-};
-#endif // #ifdef JSON_USE_SIMPLE_INTERNAL_ALLOCATOR
-
-static ValueArrayAllocator *&arrayAllocator()
-{
- static DefaultValueArrayAllocator defaultAllocator;
- static ValueArrayAllocator *arrayAllocator = &defaultAllocator;
- return arrayAllocator;
-}
-
-static struct DummyArrayAllocatorInitializer {
- DummyArrayAllocatorInitializer()
- {
- arrayAllocator(); // ensure arrayAllocator() statics are initialized before main().
- }
-} dummyArrayAllocatorInitializer;
-
-// //////////////////////////////////////////////////////////////////
-// class ValueInternalArray
-// //////////////////////////////////////////////////////////////////
-bool
-ValueInternalArray::equals( const IteratorState &x,
- const IteratorState &other )
-{
- return x.array_ == other.array_
- && x.currentItemIndex_ == other.currentItemIndex_
- && x.currentPageIndex_ == other.currentPageIndex_;
-}
-
-
-void
-ValueInternalArray::increment( IteratorState &it )
-{
- JSON_ASSERT_MESSAGE( it.array_ &&
- (it.currentPageIndex_ - it.array_->pages_)*itemsPerPage + it.currentItemIndex_
- != it.array_->size_,
- "ValueInternalArray::increment(): moving iterator beyond end" );
- ++(it.currentItemIndex_);
- if ( it.currentItemIndex_ == itemsPerPage )
- {
- it.currentItemIndex_ = 0;
- ++(it.currentPageIndex_);
- }
-}
-
-
-void
-ValueInternalArray::decrement( IteratorState &it )
-{
- JSON_ASSERT_MESSAGE( it.array_ && it.currentPageIndex_ == it.array_->pages_
- && it.currentItemIndex_ == 0,
- "ValueInternalArray::decrement(): moving iterator beyond end" );
- if ( it.currentItemIndex_ == 0 )
- {
- it.currentItemIndex_ = itemsPerPage-1;
- --(it.currentPageIndex_);
- }
- else
- {
- --(it.currentItemIndex_);
- }
-}
-
-
-Value &
-ValueInternalArray::unsafeDereference( const IteratorState &it )
-{
- return (*(it.currentPageIndex_))[it.currentItemIndex_];
-}
-
-
-Value &
-ValueInternalArray::dereference( const IteratorState &it )
-{
- JSON_ASSERT_MESSAGE( it.array_ &&
- (it.currentPageIndex_ - it.array_->pages_)*itemsPerPage + it.currentItemIndex_
- < it.array_->size_,
- "ValueInternalArray::dereference(): dereferencing invalid iterator" );
- return unsafeDereference( it );
-}
-
-void
-ValueInternalArray::makeBeginIterator( IteratorState &it ) const
-{
- it.array_ = const_cast<ValueInternalArray *>( this );
- it.currentItemIndex_ = 0;
- it.currentPageIndex_ = pages_;
-}
-
-
-void
-ValueInternalArray::makeIterator( IteratorState &it, ArrayIndex index ) const
-{
- it.array_ = const_cast<ValueInternalArray *>( this );
- it.currentItemIndex_ = index % itemsPerPage;
- it.currentPageIndex_ = pages_ + index / itemsPerPage;
-}
-
-
-void
-ValueInternalArray::makeEndIterator( IteratorState &it ) const
-{
- makeIterator( it, size_ );
-}
-
-
-ValueInternalArray::ValueInternalArray()
- : pages_( 0 )
- , size_( 0 )
- , pageCount_( 0 )
-{
-}
-
-
-ValueInternalArray::ValueInternalArray( const ValueInternalArray &other )
- : pages_( 0 )
- , pageCount_( 0 )
- , size_( other.size_ )
-{
- PageIndex minNewPages = other.size_ / itemsPerPage;
- arrayAllocator()->reallocateArrayPageIndex( pages_, pageCount_, minNewPages );
- JSON_ASSERT_MESSAGE( pageCount_ >= minNewPages,
- "ValueInternalArray::reserve(): bad reallocation" );
- IteratorState itOther;
- other.makeBeginIterator( itOther );
- Value *value;
- for ( ArrayIndex index = 0; index < size_; ++index, increment(itOther) )
- {
- if ( index % itemsPerPage == 0 )
- {
- PageIndex pageIndex = index / itemsPerPage;
- value = arrayAllocator()->allocateArrayPage();
- pages_[pageIndex] = value;
- }
- new (value) Value( dereference( itOther ) );
- }
-}
-
-
-ValueInternalArray &
-ValueInternalArray::operator =( const ValueInternalArray &other )
-{
- ValueInternalArray temp( other );
- swap( temp );
- return *this;
-}
-
-
-ValueInternalArray::~ValueInternalArray()
-{
- // destroy all constructed items
- IteratorState it;
- IteratorState itEnd;
- makeBeginIterator( it);
- makeEndIterator( itEnd );
- for ( ; !equals(it,itEnd); increment(it) )
- {
- Value *value = &dereference(it);
- value->~Value();
- }
- // release all pages
- PageIndex lastPageIndex = size_ / itemsPerPage;
- for ( PageIndex pageIndex = 0; pageIndex < lastPageIndex; ++pageIndex )
- arrayAllocator()->releaseArrayPage( pages_[pageIndex] );
- // release pages index
- arrayAllocator()->releaseArrayPageIndex( pages_, pageCount_ );
-}
-
-
-void
-ValueInternalArray::swap( ValueInternalArray &other )
-{
- Value **tempPages = pages_;
- pages_ = other.pages_;
- other.pages_ = tempPages;
- ArrayIndex tempSize = size_;
- size_ = other.size_;
- other.size_ = tempSize;
- PageIndex tempPageCount = pageCount_;
- pageCount_ = other.pageCount_;
- other.pageCount_ = tempPageCount;
-}
-
-void
-ValueInternalArray::clear()
-{
- ValueInternalArray dummy;
- swap( dummy );
-}
-
-
-void
-ValueInternalArray::resize( ArrayIndex newSize )
-{
- if ( newSize == 0 )
- clear();
- else if ( newSize < size_ )
- {
- IteratorState it;
- IteratorState itEnd;
- makeIterator( it, newSize );
- makeIterator( itEnd, size_ );
- for ( ; !equals(it,itEnd); increment(it) )
- {
- Value *value = &dereference(it);
- value->~Value();
- }
- PageIndex pageIndex = (newSize + itemsPerPage - 1) / itemsPerPage;
- PageIndex lastPageIndex = size_ / itemsPerPage;
- for ( ; pageIndex < lastPageIndex; ++pageIndex )
- arrayAllocator()->releaseArrayPage( pages_[pageIndex] );
- size_ = newSize;
- }
- else if ( newSize > size_ )
- resolveReference( newSize );
-}
-
-
-void
-ValueInternalArray::makeIndexValid( ArrayIndex index )
-{
- // Need to enlarge page index ?
- if ( index >= pageCount_ * itemsPerPage )
- {
- PageIndex minNewPages = (index + 1) / itemsPerPage;
- arrayAllocator()->reallocateArrayPageIndex( pages_, pageCount_, minNewPages );
- JSON_ASSERT_MESSAGE( pageCount_ >= minNewPages, "ValueInternalArray::reserve(): bad reallocation" );
- }
-
- // Need to allocate new pages ?
- ArrayIndex nextPageIndex =
- (size_ % itemsPerPage) != 0 ? size_ - (size_%itemsPerPage) + itemsPerPage
- : size_;
- if ( nextPageIndex <= index )
- {
- PageIndex pageIndex = nextPageIndex / itemsPerPage;
- PageIndex pageToAllocate = (index - nextPageIndex) / itemsPerPage + 1;
- for ( ; pageToAllocate-- > 0; ++pageIndex )
- pages_[pageIndex] = arrayAllocator()->allocateArrayPage();
- }
-
- // Initialize all new entries
- IteratorState it;
- IteratorState itEnd;
- makeIterator( it, size_ );
- size_ = index + 1;
- makeIterator( itEnd, size_ );
- for ( ; !equals(it,itEnd); increment(it) )
- {
- Value *value = &dereference(it);
- new (value) Value(); // Construct a default value using placement new
- }
-}
-
-Value &
-ValueInternalArray::resolveReference( ArrayIndex index )
-{
- if ( index >= size_ )
- makeIndexValid( index );
- return pages_[index/itemsPerPage][index%itemsPerPage];
-}
-
-Value *
-ValueInternalArray::find( ArrayIndex index ) const
-{
- if ( index >= size_ )
- return 0;
- return &(pages_[index/itemsPerPage][index%itemsPerPage]);
-}
-
-ValueInternalArray::ArrayIndex
-ValueInternalArray::size() const
-{
- return size_;
-}
-
-int
-ValueInternalArray::distance( const IteratorState &x, const IteratorState &y )
-{
- return indexOf(y) - indexOf(x);
-}
-
-
-ValueInternalArray::ArrayIndex
-ValueInternalArray::indexOf( const IteratorState &iterator )
-{
- if ( !iterator.array_ )
- return ArrayIndex(-1);
- return ArrayIndex(
- (iterator.currentPageIndex_ - iterator.array_->pages_) * itemsPerPage
- + iterator.currentItemIndex_ );
-}
-
-
-int
-ValueInternalArray::compare( const ValueInternalArray &other ) const
-{
- int sizeDiff( size_ - other.size_ );
- if ( sizeDiff != 0 )
- return sizeDiff;
-
- for ( ArrayIndex index =0; index < size_; ++index )
- {
- int diff = pages_[index/itemsPerPage][index%itemsPerPage].compare(
- other.pages_[index/itemsPerPage][index%itemsPerPage] );
- if ( diff != 0 )
- return diff;
- }
- return 0;
-}