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Shinya Kitaoka |
810553 |
#pragma once
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
#ifndef TCG_CONTAINERS_READER_H
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Toshihiro Shimizu |
890ddd |
#define TCG_CONTAINERS_READER_H
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
// STD includes
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Toshihiro Shimizu |
890ddd |
#include <stack></stack>
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
namespace tcg
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Toshihiro Shimizu |
890ddd |
{
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
//******************************************************************************
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Toshihiro Shimizu |
890ddd |
// Generic Reader declaration
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Toshihiro Shimizu |
890ddd |
//******************************************************************************
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
template <typename val=""></typename>
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Toshihiro Shimizu |
890ddd |
class generic_containers_reader
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Toshihiro Shimizu |
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{
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Toshihiro Shimizu |
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public:
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Toshihiro Shimizu |
890ddd |
typedef Val value_type;
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
public:
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Toshihiro Shimizu |
890ddd |
virtual void openContainer() = 0;
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Toshihiro Shimizu |
890ddd |
virtual void addElement(const value_type &value) = 0;
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Toshihiro Shimizu |
890ddd |
virtual void closeContainer() = 0;
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
// NOTE: Algorithms may require the openContainer() function to accept the
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Toshihiro Shimizu |
890ddd |
// container's header data. Check the algorithms description if necessary.
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Toshihiro Shimizu |
890ddd |
};
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
//******************************************************************************
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Toshihiro Shimizu |
890ddd |
// Some Actual Container Readers
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Toshihiro Shimizu |
890ddd |
//******************************************************************************
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
template <typename container,="" container::value_type="" typename="" val="typename"></typename>
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Toshihiro Shimizu |
890ddd |
class sequential_reader
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Toshihiro Shimizu |
890ddd |
{
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Toshihiro Shimizu |
890ddd |
Container *m_values;
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
public:
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Toshihiro Shimizu |
890ddd |
typedef Container container_type;
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Toshihiro Shimizu |
890ddd |
typedef Val value_type;
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
public:
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Toshihiro Shimizu |
890ddd |
sequential_reader(Container *container)
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Toshihiro Shimizu |
890ddd |
: m_values(container) {}
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
void openContainer() { m_values->clear(); }
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Toshihiro Shimizu |
890ddd |
void addElement(const value_type &val) { m_values->push_back(val); }
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Toshihiro Shimizu |
890ddd |
void closeContainer() {}
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
const container_type *values() const { return m_values; }
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Toshihiro Shimizu |
890ddd |
container_type *values() { return m_values; }
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Toshihiro Shimizu |
890ddd |
};
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
//------------------------------------------------------------------
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
template <typename container,="" container::value_type="" typename="" val="typename"></typename>
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Toshihiro Shimizu |
890ddd |
class ordered_reader
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Toshihiro Shimizu |
890ddd |
{
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Toshihiro Shimizu |
890ddd |
Container *m_values;
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
public:
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Toshihiro Shimizu |
890ddd |
typedef Container container_type;
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Toshihiro Shimizu |
890ddd |
typedef Val value_type;
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
public:
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Toshihiro Shimizu |
890ddd |
ordered_reader(Container &container)
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Toshihiro Shimizu |
890ddd |
: m_values(container) {}
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
void openContainer() { m_values->clear(); }
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Toshihiro Shimizu |
890ddd |
void addElement(const value_type &val) { m_values->insert(val); }
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Toshihiro Shimizu |
890ddd |
void closeContainer() {}
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
const container_type *values() const { return m_values; }
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Toshihiro Shimizu |
890ddd |
container_type *values() { return m_values; }
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Toshihiro Shimizu |
890ddd |
};
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
//------------------------------------------------------------------
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
template <typename container,="" readertype,="" readertype::value_type="" typename="" val="typename"></typename>
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Toshihiro Shimizu |
890ddd |
class multiple_reader
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Toshihiro Shimizu |
890ddd |
{
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Toshihiro Shimizu |
890ddd |
public:
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Toshihiro Shimizu |
890ddd |
typedef Container container_type;
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Toshihiro Shimizu |
890ddd |
typedef ReaderType reader_type;
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Toshihiro Shimizu |
890ddd |
typedef Val value_type;
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
protected:
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Toshihiro Shimizu |
890ddd |
Container *m_storage;
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Toshihiro Shimizu |
890ddd |
std::stack<reader_type> m_stack;</reader_type>
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
public:
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Toshihiro Shimizu |
890ddd |
multiple_reader(Container *storage)
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Toshihiro Shimizu |
890ddd |
: m_storage(storage) {}
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
reader_type &reader() { return m_stack.top(); }
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
void openContainer() { m_stack.push(reader_type(new typename reader_type::container_type)); }
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Toshihiro Shimizu |
890ddd |
void addElement(const value_type &val) { reader().addElement(val); }
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Toshihiro Shimizu |
890ddd |
void closeContainer()
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Toshihiro Shimizu |
890ddd |
{
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Toshihiro Shimizu |
890ddd |
if (reader().values()->empty())
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Toshihiro Shimizu |
890ddd |
delete reader().values();
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Toshihiro Shimizu |
890ddd |
else
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Toshihiro Shimizu |
890ddd |
m_storage->push_back(reader().values());
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
m_stack.pop();
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Toshihiro Shimizu |
890ddd |
}
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
const container_type &storage() const { return m_storage; }
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Toshihiro Shimizu |
890ddd |
container_type &storage() { return m_storage; }
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Toshihiro Shimizu |
890ddd |
};
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
} //namespace tcg
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Toshihiro Shimizu |
890ddd |
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Toshihiro Shimizu |
890ddd |
#endif //TCG_CONTAINERS_READER_H
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