pegasus/src/Pegasus/Common/ArrayImpl.h - diff

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Diff for /pegasus/src/Pegasus/Common/ArrayImpl.h between version 1.19 and 1.33

version 1.19, 2002/07/23 21:39:31

version 1.33, 2006/08/09 20:03:27

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//%/////////////////////////////////////////////////////////////////////////////

//%2006////////////////////////////////////////////////////////////////////////

// The Open Group, Tivoli Systems

// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.

// IBM Corp.; EMC Corporation, The Open Group.

// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

// EMC Corporation; VERITAS Software Corporation; The Open Group.

// EMC Corporation; Symantec Corporation; The Open Group.

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to

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// Author: Mike Brasher (mbrasher@bmc.com)

// Modified By: Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com)

// Mike Brasher, Inova Europe (mike-brasher@austin.rr.com)

//%/////////////////////////////////////////////////////////////////////////////

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#include <Pegasus/Common/Memory.h>

#include <Pegasus/Common/ArrayRep.h>

#include <Pegasus/Common/Exception.h>

#include <Pegasus/Common/InternalException.h>

#include <Pegasus/Common/Linkage.h>

PEGASUS_NAMESPACE_BEGIN

PEGASUS_COMMON_LINKAGE void ArrayThrowIndexOutOfBoundsException();

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

Array<PEGASUS_ARRAY_T>::Array()

{

_rep = ArrayRep<PEGASUS_ARRAY_T>::create(0);

_rep = &ArrayRepBase::_empty_rep;

}

#ifndef PEGASUS_ARRAY_T

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#endif

Array<PEGASUS_ARRAY_T>::Array(const Array<PEGASUS_ARRAY_T>& x)

{

_rep = static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(x._rep)->clone();

_rep = x._rep;

ArrayRep<PEGASUS_ARRAY_T>::ref(Array_rep);

}

#ifndef PEGASUS_ARRAY_T

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#endif

Array<PEGASUS_ARRAY_T>::Array(Uint32 size)

{

_rep = ArrayRep<PEGASUS_ARRAY_T>::create(size);

_rep = ArrayRep<PEGASUS_ARRAY_T>::alloc(size);

InitializeRaw(static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->data(), size);

// ArrayRep<PEGASUS_ARRAY_T>::alloc() throws a bad_alloc exception if

// storage could not be obtained.

InitializeRaw(Array_data, size);

}

#ifndef PEGASUS_ARRAY_T

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#endif

Array<PEGASUS_ARRAY_T>::Array(Uint32 size, const PEGASUS_ARRAY_T& x)

{

_rep = ArrayRep<PEGASUS_ARRAY_T>::create(size);

_rep = ArrayRep<PEGASUS_ARRAY_T>::alloc(size);

// ArrayRep<PEGASUS_ARRAY_T>::alloc() throws a bad_alloc exception if

// storage could not be obtained.

PEGASUS_ARRAY_T* data = Array_data;

PEGASUS_ARRAY_T* data = static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->data();

// Note: we could use template specialization (by adding functions to

// Memory.h) so that this loop becomes a memset() for single byte raw

// types, but this function is rarely called.

while (size--)

new(data++) PEGASUS_ARRAY_T(x);

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#endif

Array<PEGASUS_ARRAY_T>::Array(const PEGASUS_ARRAY_T* items, Uint32 size)

{

_rep = ArrayRep<PEGASUS_ARRAY_T>::create(size);

_rep = ArrayRep<PEGASUS_ARRAY_T>::alloc(size);

CopyToRaw(static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->data(), items, size);

// ArrayRep<PEGASUS_ARRAY_T>::alloc() throws a bad_alloc exception if

// storage could not be obtained.

CopyToRaw(Array_data, items, size);

}

#ifndef PEGASUS_ARRAY_T

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#endif

Array<PEGASUS_ARRAY_T>::~Array()

{

ArrayRep<PEGASUS_ARRAY_T>::destroy(static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep));

ArrayRep<PEGASUS_ARRAY_T>::unref(Array_rep);

}

#ifndef PEGASUS_ARRAY_T

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Array<PEGASUS_ARRAY_T>& Array<PEGASUS_ARRAY_T>::operator=(

const Array<PEGASUS_ARRAY_T>& x)

{

if (static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(x._rep) !=

if (x._rep != Array_rep)

static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep))

{

ArrayRep<PEGASUS_ARRAY_T>::destroy(static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep));

ArrayRep<PEGASUS_ARRAY_T>::unref(Array_rep);

_rep = static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(x._rep)->clone();

_rep = x._rep;

ArrayRep<PEGASUS_ARRAY_T>::ref(Array_rep);

}

return *this;

}

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#endif

void Array<PEGASUS_ARRAY_T>::clear()

{

ArrayRep<PEGASUS_ARRAY_T>::destroy(static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep));

if (Array_size)

_rep = ArrayRep<PEGASUS_ARRAY_T>::create(0);

{

if (Array_refs.get() == 1)

{

Destroy(Array_data, Array_size);

Array_size = 0;

}

else

{

ArrayRep<PEGASUS_ARRAY_T>::unref(Array_rep);

_rep = &ArrayRepBase::_empty_rep;

}

#ifndef PEGASUS_ARRAY_T

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#endif

void Array<PEGASUS_ARRAY_T>::reserveCapacity(Uint32 capacity)

{

if (capacity > static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->capacity)

if (capacity > Array_capacity || Array_refs.get() != 1)

{

ArrayRep<PEGASUS_ARRAY_T>* rep =

ArrayRep<PEGASUS_ARRAY_T>::alloc(capacity);

// ArrayRep<PEGASUS_ARRAY_T>::alloc() throws a bad_alloc exception if

// storage could not be obtained.

rep->size = Array_size;

if (Array_refs.get() == 1)

{

Uint32 size = this->size();

memcpy(rep->data(), Array_data, Array_size*sizeof(PEGASUS_ARRAY_T));

ArrayRep<PEGASUS_ARRAY_T>* rep = ArrayRep<PEGASUS_ARRAY_T>::create(capacity);

Array_size = 0;

rep->size = size;

}

CopyToRaw(rep->data(), static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->data(), size);

else

ArrayRep<PEGASUS_ARRAY_T>::destroy(static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep));

CopyToRaw(rep->data(), Array_data, Array_size);

ArrayRep<PEGASUS_ARRAY_T>::unref(Array_rep);

_rep = rep;

}

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#endif

void Array<PEGASUS_ARRAY_T>::grow(Uint32 size, const PEGASUS_ARRAY_T& x)

{

Uint32 oldSize = static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->size;

reserveCapacity(Array_size + size);

reserveCapacity(oldSize + size);

PEGASUS_ARRAY_T* p = Array_data + Array_size;

PEGASUS_ARRAY_T* p = static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->data() + oldSize;

Uint32 n = size;

while (n--)

new(p++) PEGASUS_ARRAY_T(x);

static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->size += size;

Array_size += size;

}

#ifndef PEGASUS_ARRAY_T

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#endif

void Array<PEGASUS_ARRAY_T>::swap(Array<PEGASUS_ARRAY_T>& x)

{

ArrayRep<PEGASUS_ARRAY_T>* tmp = static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep);

ArrayRep<PEGASUS_ARRAY_T>* tmp = Array_rep;

_rep = static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(x._rep);

_rep = x._rep;

x._rep = tmp;

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

Uint32 Array<PEGASUS_ARRAY_T>::size() const

void Array<PEGASUS_ARRAY_T>::append(const PEGASUS_ARRAY_T& x)

{

return static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->size;

Uint32 n = Array_size + 1;

if (n > Array_capacity || Array_refs.get() != 1)

reserveCapacity(n);

new (Array_data + Array_size) PEGASUS_ARRAY_T(x);

Array_size++;

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

Uint32 Array<PEGASUS_ARRAY_T>::getCapacity() const

void Array<PEGASUS_ARRAY_T>::append(const PEGASUS_ARRAY_T* x, Uint32 size)

{

return static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->capacity;

Uint32 n = Array_size + size;

reserveCapacity(n);

CopyToRaw(Array_data + Array_size, x, size);

Array_size = n;

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

const PEGASUS_ARRAY_T* Array<PEGASUS_ARRAY_T>::getData() const

void Array<PEGASUS_ARRAY_T>::appendArray(const Array<PEGASUS_ARRAY_T>& x)

{

return static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->data();

append(x.getData(), x.size());

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

PEGASUS_ARRAY_T& Array<PEGASUS_ARRAY_T>::operator[](Uint32 pos)

void Array<PEGASUS_ARRAY_T>::prepend(const PEGASUS_ARRAY_T& x)

{

if (pos >= size())

prepend(&x, 1);

throw OutOfBounds();

return static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->data()[pos];

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

const PEGASUS_ARRAY_T& Array<PEGASUS_ARRAY_T>::operator[](Uint32 pos) const

void Array<PEGASUS_ARRAY_T>::prepend(const PEGASUS_ARRAY_T* x, Uint32 size)

{

if (pos >= size())

reserveCapacity(Array_size + size);

throw OutOfBounds();

memmove(

Array_data + size,

return static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->data()[pos];

Array_data,

sizeof(PEGASUS_ARRAY_T) * Array_size);

CopyToRaw(Array_data, x, size);

Array_size += size;

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

void Array<PEGASUS_ARRAY_T>::append(const PEGASUS_ARRAY_T& x)

void Array<PEGASUS_ARRAY_T>::insert(Uint32 index, const PEGASUS_ARRAY_T& x)

{

reserveCapacity(size() + 1);

insert(index, &x, 1);

new (_data() + size()) PEGASUS_ARRAY_T(x);

static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->size++;

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

void Array<PEGASUS_ARRAY_T>::append(const PEGASUS_ARRAY_T* x, Uint32 size)

void Array<PEGASUS_ARRAY_T>::insert(

Uint32 index, const PEGASUS_ARRAY_T* x, Uint32 size)

{

reserveCapacity(this->size() + size);

if (index > Array_size)

CopyToRaw(_data() + this->size(), x, size);

{

static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->size += size;

throw IndexOutOfBoundsException();

}

#ifndef PEGASUS_ARRAY_T

reserveCapacity(Array_size + size);

template<class PEGASUS_ARRAY_T>

#endif

Uint32 n = Array_size - index;

void Array<PEGASUS_ARRAY_T>::appendArray(const Array<PEGASUS_ARRAY_T>& x)

if (n)

{

append(x.getData(), x.size());

memmove(

Array_data + index + size,

Array_data + index,

sizeof(PEGASUS_ARRAY_T) * n);

}

#ifndef PEGASUS_ARRAY_T

CopyToRaw(Array_data + index, x, size);

template<class PEGASUS_ARRAY_T>

Array_size += size;

#endif

void Array<PEGASUS_ARRAY_T>::prepend(const PEGASUS_ARRAY_T& x)

{

prepend(&x, 1);

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

void Array<PEGASUS_ARRAY_T>::prepend(const PEGASUS_ARRAY_T* x, Uint32 size)

void Array<PEGASUS_ARRAY_T>::remove(Uint32 index)

{

reserveCapacity(this->size() + size);

remove(index, 1);

memmove(_data() + size, _data(), sizeof(PEGASUS_ARRAY_T) * this->size());

CopyToRaw(_data(), x, size);

static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->size += size;

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

void Array<PEGASUS_ARRAY_T>::insert(Uint32 pos, const PEGASUS_ARRAY_T& x)

void Array<PEGASUS_ARRAY_T>::remove(Uint32 index, Uint32 size)

{

insert(pos, &x, 1);

if (Array_refs.get() != 1)

}

_rep = ArrayRep<PEGASUS_ARRAY_T>::copy_on_write(Array_rep);

#ifndef PEGASUS_ARRAY_T

// Case 1: attempting to remove last element (this is an optimization

template<class PEGASUS_ARRAY_T>

// for when the array is used as a stack; see Stack class).

#endif

void Array<PEGASUS_ARRAY_T>::insert(Uint32 pos, const PEGASUS_ARRAY_T* x, Uint32 size)

if (index + 1 == Array_size)

{

if (pos > this->size())

Destroy(Array_data + index, 1);

throw OutOfBounds();

Array_size--;

return;

}

reserveCapacity(this->size() + size);

// Case 2: not attempting to remove last element:

Uint32 n = this->size() - pos;

if (index + size - 1 > Array_size)

{

throw IndexOutOfBoundsException();

}

if (n)

Destroy(Array_data + index, size);

Uint32 rem = Array_size - (index + size);

if (rem)

{

memmove(

_data() + pos + size, _data() + pos, sizeof(PEGASUS_ARRAY_T) * n);

Array_data + index,

Array_data + index + size,

sizeof(PEGASUS_ARRAY_T) * rem);

}

CopyToRaw(_data() + pos, x, size);

Array_size -= size;

static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->size += size;

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

void Array<PEGASUS_ARRAY_T>::remove(Uint32 pos)

Uint32 Array<PEGASUS_ARRAY_T>::size() const

{

remove(pos, 1);

return Array_size;

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

void Array<PEGASUS_ARRAY_T>::remove(Uint32 pos, Uint32 size)

PEGASUS_ARRAY_T& Array<PEGASUS_ARRAY_T>::operator[](

Uint32 index)

{

if (pos + size - 1 > this->size())

if (index >= Array_size)

throw OutOfBounds();

ArrayThrowIndexOutOfBoundsException();

Destroy(_data() + pos, size);

Uint32 rem = this->size() - (pos + size);

if (Array_refs.get() != 1)

_rep = ArrayRep<PEGASUS_ARRAY_T>::copy_on_write(Array_rep);

if (rem)

return Array_data[index];

memmove(

_data() + pos, _data() + pos + size, sizeof(PEGASUS_ARRAY_T) * rem);

static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->size -= size;

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

PEGASUS_ARRAY_T* Array<PEGASUS_ARRAY_T>::begin()

const PEGASUS_ARRAY_T& Array<PEGASUS_ARRAY_T>::operator[](

Uint32 index) const

{

return static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->data();

if (index >= Array_size)

}

ArrayThrowIndexOutOfBoundsException();

#ifndef PEGASUS_ARRAY_T

return Array_data[index];

template<class PEGASUS_ARRAY_T>

#endif

PEGASUS_ARRAY_T* Array<PEGASUS_ARRAY_T>::end()

{

return static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->data() + size();

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

const PEGASUS_ARRAY_T* Array<PEGASUS_ARRAY_T>::begin() const

Uint32 Array<PEGASUS_ARRAY_T>::getCapacity() const

{

return getData();

return Array_capacity;

}

#ifndef PEGASUS_ARRAY_T

template<class PEGASUS_ARRAY_T>

#endif

const PEGASUS_ARRAY_T* Array<PEGASUS_ARRAY_T>::end() const

const PEGASUS_ARRAY_T* Array<PEGASUS_ARRAY_T>::getData() const

{

return getData() + size();

return Array_data;

}

#ifndef PEGASUS_ARRAY_T

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#endif

PEGASUS_ARRAY_T* Array<PEGASUS_ARRAY_T>::_data() const

{

return static_cast<ArrayRep<PEGASUS_ARRAY_T>*>(_rep)->data();

return Array_data;

}

#endif //!defined(Pegasus_ArrayImpl_h) || !defined(PEGASUS_ARRAY_T)

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	Added in v.1.33

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