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+//
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+// Binding.h
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+//
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+// Library: Data
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+// Package: DataCore
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+// Module: Binding
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+//
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+// Definition of the Binding class.
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+//
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+// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
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+// and Contributors.
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+//
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+// SPDX-License-Identifier: BSL-1.0
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+//
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+
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+
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+#ifndef Data_Binding_INCLUDED
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+#define Data_Binding_INCLUDED
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+
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+
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+#include "Poco/Data/Data.h"
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+#include "Poco/Data/AbstractBinding.h"
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+#include "Poco/Data/DataException.h"
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+#include "Poco/Data/TypeHandler.h"
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+#include "Poco/SharedPtr.h"
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+#include "Poco/MetaProgramming.h"
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+#include "Poco/Bugcheck.h"
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+#include <vector>
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+#include <list>
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+#include <deque>
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+#include <set>
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+#include <map>
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+#include <cstddef>
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+
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+
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+namespace Poco {
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+namespace Data {
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+
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+
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+template <class T>
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+class Binding: public AbstractBinding
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+ /// Binding maps a value or multiple values (see Binding specializations for STL containers as
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+ /// well as type handlers) to database column(s). Values to be bound can be either mapped
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+ /// directly (by reference) or a copy can be created, depending on the value of the copy argument.
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+ /// To pass a reference to a variable, it is recommended to pass it to the intermediate
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+ /// utility function use(), which will create the proper binding. In cases when a reference
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+ /// is passed to binding, the storage it refers to must be valid at the statement execution time.
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+ /// To pass a copy of a variable, constant or string literal, use utility function bind().
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+ /// Variables can be passed as either copies or references (i.e. using either use() or bind()).
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+ /// Constants, however, can only be passed as copies. this is best achieved using bind() utility
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+ /// function. An attempt to pass a constant by reference shall result in compile-time error.
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+{
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+public:
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+ typedef T ValType;
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+ typedef SharedPtr<ValType> ValPtr;
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+ typedef Binding<ValType> Type;
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+ typedef SharedPtr<Type> Ptr;
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+
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+ explicit Binding(T& val,
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+ const std::string& name = "",
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+ Direction direction = PD_IN):
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+ AbstractBinding(name, direction),
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+ _val(val),
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+ _bound(false)
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+ /// Creates the Binding using the passed reference as bound value.
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+ /// If copy is true, a copy of the value referred to is created.
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+ {
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+ }
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+
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+ ~Binding()
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+ /// Destroys the Binding.
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+ {
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+ }
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+
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+ std::size_t numOfColumnsHandled() const
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+ {
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+ return TypeHandler<T>::size();
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+ }
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+
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+ std::size_t numOfRowsHandled() const
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+ {
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+ return 1u;
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+ }
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+
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+ bool canBind() const
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+ {
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+ return !_bound;
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+ }
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+
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+ void bind(std::size_t pos)
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+ {
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+ poco_assert_dbg(!getBinder().isNull());
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+ TypeHandler<T>::bind(pos, _val, getBinder(), getDirection());
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+ _bound = true;
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+ }
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+
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+ void reset ()
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+ {
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+ _bound = false;
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+ AbstractBinder::Ptr pBinder = getBinder();
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+ poco_assert_dbg (!pBinder.isNull());
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+ pBinder->reset();
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+ }
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+
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+private:
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+ const T& _val;
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+ bool _bound;
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+};
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+
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+
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+
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+template <class T>
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+class CopyBinding: public AbstractBinding
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+ /// Binding maps a value or multiple values (see Binding specializations for STL containers as
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+ /// well as type handlers) to database column(s). Values to be bound can be either mapped
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+ /// directly (by reference) or a copy can be created, depending on the value of the copy argument.
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+ /// To pass a reference to a variable, it is recommended to pass it to the intermediate
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+ /// utility function use(), which will create the proper binding. In cases when a reference
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+ /// is passed to binding, the storage it refers to must be valid at the statement execution time.
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+ /// To pass a copy of a variable, constant or string literal, use utility function bind().
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+ /// Variables can be passed as either copies or references (i.e. using either use() or bind()).
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+{
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+public:
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+ typedef T ValType;
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+ typedef SharedPtr<ValType> ValPtr;
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+ typedef CopyBinding<ValType> Type;
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+ typedef SharedPtr<Type> Ptr;
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+
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+ explicit CopyBinding(T& val,
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+ const std::string& name = "",
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+ Direction direction = PD_IN):
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+ AbstractBinding(name, direction),
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+ _pVal(new T(val)),
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+ _bound(false)
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+ /// Creates the Binding using the passed reference as bound value.
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+ /// If copy is true, a copy of the value referred to is created.
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+ {
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+ }
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+
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+ ~CopyBinding()
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+ /// Destroys the CopyBinding.
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+ {
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+ }
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+
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+ std::size_t numOfColumnsHandled() const
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+ {
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+ return TypeHandler<T>::size();
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+ }
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+
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+ std::size_t numOfRowsHandled() const
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+ {
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+ return 1;
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+ }
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+
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+ bool canBind() const
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+ {
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+ return !_bound;
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+ }
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+
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+ void bind(std::size_t pos)
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+ {
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+ poco_assert_dbg(!getBinder().isNull());
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+ TypeHandler<T>::bind(pos, *_pVal, getBinder(), getDirection());
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+ _bound = true;
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+ }
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+
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+ void reset ()
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+ {
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+ _bound = false;
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+ AbstractBinder::Ptr pBinder = getBinder();
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+ poco_assert_dbg (!pBinder.isNull());
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+ pBinder->reset();
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+ }
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+
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+private:
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+ //typedef typename TypeWrapper<T>::TYPE ValueType;
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+ ValPtr _pVal;
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+ bool _bound;
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+};
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+
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+
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+template <>
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+class Binding<const char*>: public AbstractBinding
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+ /// Binding const char* specialization wraps char pointer into string.
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+{
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+public:
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+ typedef const char* ValType;
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+ typedef SharedPtr<ValType> ValPtr;
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+ typedef Binding<const char*> Type;
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+ typedef SharedPtr<Type> Ptr;
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+
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+ explicit Binding(const char* pVal,
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+ const std::string& name = "",
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+ Direction direction = PD_IN):
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+ AbstractBinding(name, direction),
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+ _val(pVal ? pVal : throw NullPointerException() ),
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+ _bound(false)
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+ /// Creates the Binding by copying the passed string.
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+ {
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+ }
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+
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+ ~Binding()
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+ /// Destroys the Binding.
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+ {
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+ }
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+
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+ std::size_t numOfColumnsHandled() const
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+ {
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+ return 1u;
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+ }
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+
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+ std::size_t numOfRowsHandled() const
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+ {
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+ return 1u;
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+ }
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+
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+ bool canBind() const
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+ {
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+ return !_bound;
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+ }
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+
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+ void bind(std::size_t pos)
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+ {
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+ poco_assert_dbg(!getBinder().isNull());
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+ TypeHandler<std::string>::bind(pos, _val, getBinder(), getDirection());
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+ _bound = true;
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+ }
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+
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+ void reset ()
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+ {
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+ _bound = false;
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+ AbstractBinder::Ptr pBinder = getBinder();
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+ poco_assert_dbg (!pBinder.isNull());
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+ pBinder->reset();
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+ }
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+
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+private:
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+ std::string _val;
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+ bool _bound;
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+};
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+
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+
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+
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+template <>
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+class CopyBinding<const char*>: public AbstractBinding
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+ /// Binding const char* specialization wraps char pointer into string.
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+{
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+public:
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+ typedef const char* ValType;
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+ typedef SharedPtr<ValType> ValPtr;
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+ typedef CopyBinding<const char*> Type;
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+ typedef SharedPtr<Type> Ptr;
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+
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+ explicit CopyBinding(const char* pVal,
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+ const std::string& name = "",
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+ Direction direction = PD_IN):
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+ AbstractBinding(name, direction),
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+ _val(pVal ? pVal : throw NullPointerException() ),
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+ _bound(false)
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+ /// Creates the Binding by copying the passed string.
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+ {
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+ }
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+
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+ ~CopyBinding()
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+ /// Destroys the CopyBinding.
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+ {
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+ }
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+
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+ std::size_t numOfColumnsHandled() const
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+ {
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+ return 1u;
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+ }
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+
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+ std::size_t numOfRowsHandled() const
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+ {
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+ return 1u;
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+ }
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+
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+ bool canBind() const
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+ {
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+ return !_bound;
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+ }
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+
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+ void bind(std::size_t pos)
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+ {
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+ poco_assert_dbg(!getBinder().isNull());
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+ TypeHandler<std::string>::bind(pos, _val, getBinder(), getDirection());
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+ _bound = true;
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+ }
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+
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+ void reset ()
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+ {
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+ _bound = false;
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+ AbstractBinder::Ptr pBinder = getBinder();
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+ poco_assert_dbg (!pBinder.isNull());
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+ pBinder->reset();
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+ }
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+
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+private:
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+ std::string _val;
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+ bool _bound;
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+};
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+
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+
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+template <class T>
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+class Binding<std::vector<T> >: public AbstractBinding
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+ /// Specialization for std::vector.
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+{
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+public:
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+ typedef std::vector<T> ValType;
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+ typedef SharedPtr<ValType> ValPtr;
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+ typedef SharedPtr<Binding<ValType> > Ptr;
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+ typedef typename ValType::const_iterator Iterator;
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+
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+ explicit Binding(std::vector<T>& val,
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+ const std::string& name = "",
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+ Direction direction = PD_IN):
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+ AbstractBinding(name, direction),
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+ _val(val),
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+ _begin(),
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+ _end()
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+ /// Creates the Binding.
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+ {
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+ if (PD_IN == direction && numOfRowsHandled() == 0)
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+ throw BindingException("It is illegal to bind to an empty data collection");
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+ reset();
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+ }
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+
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+ ~Binding()
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+ /// Destroys the Binding.
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+ {
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+ }
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+
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+ std::size_t numOfColumnsHandled() const
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+ {
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+ return TypeHandler<T>::size();
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+ }
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+
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+ std::size_t numOfRowsHandled() const
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+ {
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+ return static_cast<std::size_t>(_val.size());
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+ }
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+
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+ bool canBind() const
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+ {
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+ return _begin != _end;
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+ }
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+
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+ void bind(std::size_t pos)
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+ {
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+ poco_assert_dbg(!getBinder().isNull());
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+ poco_assert_dbg(canBind());
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+
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+ TypeHandler<T>::bind(pos, *_begin, getBinder(), getDirection());
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+ ++_begin;
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+ }
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+
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+ void reset()
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+ {
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+ _begin = _val.begin();
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+ _end = _val.end();
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+ }
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+
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+private:
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+ const ValType& _val;
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+ Iterator _begin;
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+ Iterator _end;
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+};
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+
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+
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+template <class T>
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+class CopyBinding<std::vector<T> >: public AbstractBinding
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+ /// Specialization for std::vector.
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+{
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+public:
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+
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+ typedef std::vector<T> ValType;
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+ typedef SharedPtr<ValType> ValPtr;
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+ typedef SharedPtr<CopyBinding<ValType> > Ptr;
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+ typedef typename ValType::const_iterator Iterator;
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+
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+ explicit CopyBinding(std::vector<T>& val,
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+ const std::string& name = "",
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+ Direction direction = PD_IN):
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+ AbstractBinding(name, direction),
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+ _pVal(new std::vector<T>(val)),
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+ _begin(),
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+ _end()
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+ /// Creates the Binding.
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+ {
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+ if (PD_IN == direction && numOfRowsHandled() == 0)
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+ throw BindingException("It is illegal to bind to an empty data collection");
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+ reset();
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+ }
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+
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+ ~CopyBinding()
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+ /// Destroys the CopyBinding.
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+ {
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+ }
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+
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+ std::size_t numOfColumnsHandled() const
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+ {
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+ return TypeHandler<T>::size();
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+ }
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+
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+ std::size_t numOfRowsHandled() const
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+ {
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+ return _pVal->size();
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+ }
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+
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+ bool canBind() const
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+ {
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+ return _begin != _end;
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+ }
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+
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+ void bind(std::size_t pos)
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+ {
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+ poco_assert_dbg(!getBinder().isNull());
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+ poco_assert_dbg(canBind());
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+
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+ TypeHandler<T>::bind(pos, *_begin, getBinder(), getDirection());
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+ ++_begin;
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+ }
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+
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+ void reset()
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+ {
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+ _begin = _pVal->begin();
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+ _end = _pVal->end();
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+ }
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+
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+private:
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+ ValPtr _pVal;
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+ Iterator _begin;
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+ Iterator _end;
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+};
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+
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+
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+template <>
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+class Binding<std::vector<bool> >: public AbstractBinding
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+ /// Specialization for std::vector<bool>.
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+ /// This specialization is necessary due to the nature of std::vector<bool>.
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+ /// For details, see the standard library implementation of std::vector<bool>
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+ /// or
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+ /// S. Meyers: "Effective STL" (Copyright Addison-Wesley 2001),
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+ /// Item 18: "Avoid using vector<bool>."
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+ ///
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+ /// The workaround employed here is using std::deque<bool> as an
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+ /// internal replacement container.
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+ ///
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+ /// IMPORTANT:
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+ /// Only IN binding is supported.
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|
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+{
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+public:
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+ typedef std::vector<bool> ValType;
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+ typedef SharedPtr<ValType> ValPtr;
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+ typedef SharedPtr<Binding<ValType> > Ptr;
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+ typedef ValType::const_iterator Iterator;
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+
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+ explicit Binding(const std::vector<bool>& val,
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+ const std::string& name = "",
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+ Direction direction = PD_IN):
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+ AbstractBinding(name, direction),
|
|
|
+ _val(val),
|
|
|
+ _deq(_val.begin(), _val.end()),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN != direction)
|
|
|
+ throw BindingException("Only IN direction is legal for std:vector<bool> binding.");
|
|
|
+
|
|
|
+ if (numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~Binding()
|
|
|
+ /// Destroys the Binding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return 1u;
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return static_cast<std::size_t>(_val.size());
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<bool>::bind(pos, *_begin, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _deq.begin();
|
|
|
+ _end = _deq.end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ const std::vector<bool>& _val;
|
|
|
+ std::deque<bool> _deq;
|
|
|
+ std::deque<bool>::const_iterator _begin;
|
|
|
+ std::deque<bool>::const_iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <>
|
|
|
+class CopyBinding<std::vector<bool> >: public AbstractBinding
|
|
|
+ /// Specialization for std::vector<bool>.
|
|
|
+ /// This specialization is necessary due to the nature of std::vector<bool>.
|
|
|
+ /// For details, see the standard library implementation of std::vector<bool>
|
|
|
+ /// or
|
|
|
+ /// S. Meyers: "Effective STL" (Copyright Addison-Wesley 2001),
|
|
|
+ /// Item 18: "Avoid using vector<bool>."
|
|
|
+ ///
|
|
|
+ /// The workaround employed here is using std::deque<bool> as an
|
|
|
+ /// internal replacement container.
|
|
|
+ ///
|
|
|
+ /// IMPORTANT:
|
|
|
+ /// Only IN binding is supported.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef std::vector<bool> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<CopyBinding<ValType> > Ptr;
|
|
|
+ typedef ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit CopyBinding(const std::vector<bool>& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _deq(val.begin(), val.end()),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN != direction)
|
|
|
+ throw BindingException("Only IN direction is legal for std:vector<bool> binding.");
|
|
|
+
|
|
|
+ if (numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~CopyBinding()
|
|
|
+ /// Destroys the CopyBinding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return 1u;
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return static_cast<std::size_t>(_deq.size());
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<bool>::bind(pos, *_begin, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _deq.begin();
|
|
|
+ _end = _deq.end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ std::deque<bool> _deq;
|
|
|
+ std::deque<bool>::const_iterator _begin;
|
|
|
+ std::deque<bool>::const_iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <class T>
|
|
|
+class Binding<std::list<T> >: public AbstractBinding
|
|
|
+ /// Specialization for std::list.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef std::list<T> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<Binding<ValType> > Ptr;
|
|
|
+ typedef typename ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit Binding(std::list<T>& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _val(val),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN == direction && numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~Binding()
|
|
|
+ /// Destroys the Binding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return TypeHandler<T>::size();
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return _val.size();
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<T>::bind(pos, *_begin, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _val.begin();
|
|
|
+ _end = _val.end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ const ValType& _val;
|
|
|
+ Iterator _begin;
|
|
|
+ Iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <class T>
|
|
|
+class CopyBinding<std::list<T> >: public AbstractBinding
|
|
|
+ /// Specialization for std::list.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef typename std::list<T> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<CopyBinding<ValType> > Ptr;
|
|
|
+ typedef typename ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit CopyBinding(ValType& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _pVal(new std::list<T>(val)),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN == direction && numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~CopyBinding()
|
|
|
+ /// Destroys the CopyBinding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return TypeHandler<T>::size();
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return _pVal->size();
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<T>::bind(pos, *_begin, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _pVal->begin();
|
|
|
+ _end = _pVal->end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ ValPtr _pVal;
|
|
|
+ Iterator _begin;
|
|
|
+ Iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <class T>
|
|
|
+class Binding<std::deque<T> >: public AbstractBinding
|
|
|
+ /// Specialization for std::deque.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef std::deque<T> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<Binding<ValType> > Ptr;
|
|
|
+ typedef typename ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit Binding(std::deque<T>& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _val(val),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN == direction && numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~Binding()
|
|
|
+ /// Destroys the Binding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return TypeHandler<T>::size();
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return _val.size();
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<T>::bind(pos, *_begin, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _val.begin();
|
|
|
+ _end = _val.end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ const ValType& _val;
|
|
|
+ Iterator _begin;
|
|
|
+ Iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <class T>
|
|
|
+class CopyBinding<std::deque<T> >: public AbstractBinding
|
|
|
+ /// Specialization for std::deque.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef std::deque<T> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<CopyBinding<ValType> > Ptr;
|
|
|
+ typedef typename ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit CopyBinding(std::deque<T>& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _pVal(new std::deque<T>(val)),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN == direction && numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~CopyBinding()
|
|
|
+ /// Destroys the CopyBinding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return TypeHandler<T>::size();
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return _pVal->size();
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<T>::bind(pos, *_begin, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _pVal->begin();
|
|
|
+ _end = _pVal->end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ ValPtr _pVal;
|
|
|
+ Iterator _begin;
|
|
|
+ Iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <class T>
|
|
|
+class Binding<std::set<T> >: public AbstractBinding
|
|
|
+ /// Specialization for std::set.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef std::set<T> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<Binding<ValType> > Ptr;
|
|
|
+ typedef typename ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit Binding(std::set<T>& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _val(val),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN == direction && numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~Binding()
|
|
|
+ /// Destroys the Binding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return TypeHandler<T>::size();
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return static_cast<std::size_t>(_val.size());
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<T>::bind(pos, *_begin, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _val.begin();
|
|
|
+ _end = _val.end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ const ValType& _val;
|
|
|
+ Iterator _begin;
|
|
|
+ Iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <class T>
|
|
|
+class CopyBinding<std::set<T> >: public AbstractBinding
|
|
|
+ /// Specialization for std::set.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef std::set<T> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<CopyBinding<ValType> > Ptr;
|
|
|
+ typedef typename ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit CopyBinding(std::set<T>& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _pVal(new std::set<T>(val)),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN == direction && numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~CopyBinding()
|
|
|
+ /// Destroys the CopyBinding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return TypeHandler<T>::size();
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return _pVal->size();
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<T>::bind(pos, *_begin, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _pVal->begin();
|
|
|
+ _end = _pVal->end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ ValPtr _pVal;
|
|
|
+ Iterator _begin;
|
|
|
+ Iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <class T>
|
|
|
+class Binding<std::multiset<T> >: public AbstractBinding
|
|
|
+ /// Specialization for std::multiset.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef std::multiset<T> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<Binding<ValType> > Ptr;
|
|
|
+ typedef typename ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit Binding(std::multiset<T>& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _val(val),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN == direction && numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~Binding()
|
|
|
+ /// Destroys the Binding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return TypeHandler<T>::size();
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return static_cast<std::size_t>(_val.size());
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<T>::bind(pos, *_begin, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _val.begin();
|
|
|
+ _end = _val.end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ const ValType& _val;
|
|
|
+ Iterator _begin;
|
|
|
+ Iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <class T>
|
|
|
+class CopyBinding<std::multiset<T> >: public AbstractBinding
|
|
|
+ /// Specialization for std::multiset.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef std::multiset<T> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<CopyBinding<ValType> > Ptr;
|
|
|
+ typedef typename ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit CopyBinding(std::multiset<T>& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _pVal(new std::multiset<T>(val)),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN == direction && numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~CopyBinding()
|
|
|
+ /// Destroys the CopyBinding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return TypeHandler<T>::size();
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return _pVal->size();
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<T>::bind(pos, *_begin, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _pVal->begin();
|
|
|
+ _end = _pVal->end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ ValPtr _pVal;
|
|
|
+ Iterator _begin;
|
|
|
+ Iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <class K, class V>
|
|
|
+class Binding<std::map<K, V> >: public AbstractBinding
|
|
|
+ /// Specialization for std::map.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef std::map<K, V> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<Binding<ValType> > Ptr;
|
|
|
+ typedef typename ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit Binding(std::map<K, V>& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _val(val),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN == direction && numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~Binding()
|
|
|
+ /// Destroys the Binding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return TypeHandler<V>::size();
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return static_cast<std::size_t>(_val.size());
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<V>::bind(pos, _begin->second, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _val.begin();
|
|
|
+ _end = _val.end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ const ValType& _val;
|
|
|
+ Iterator _begin;
|
|
|
+ Iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <class K, class V>
|
|
|
+class CopyBinding<std::map<K, V> >: public AbstractBinding
|
|
|
+ /// Specialization for std::map.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef std::map<K, V> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<CopyBinding<ValType> > Ptr;
|
|
|
+ typedef typename ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit CopyBinding(std::map<K, V>& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _pVal(new std::map<K, V>(val)),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN == direction && numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~CopyBinding()
|
|
|
+ /// Destroys the CopyBinding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return TypeHandler<V>::size();
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return _pVal->size();
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<V>::bind(pos, _begin->second, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _pVal->begin();
|
|
|
+ _end = _pVal->end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ ValPtr _pVal;
|
|
|
+ Iterator _begin;
|
|
|
+ Iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <class K, class V>
|
|
|
+class Binding<std::multimap<K, V> >: public AbstractBinding
|
|
|
+ /// Specialization for std::multimap.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef std::multimap<K, V> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<Binding<ValType> > Ptr;
|
|
|
+ typedef typename ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit Binding(std::multimap<K, V>& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _val(val),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN == direction && numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~Binding()
|
|
|
+ /// Destroys the Binding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return TypeHandler<V>::size();
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return static_cast<std::size_t>(_val.size());
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<V>::bind(pos, _begin->second, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _val.begin();
|
|
|
+ _end = _val.end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ const ValType& _val;
|
|
|
+ Iterator _begin;
|
|
|
+ Iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+template <class K, class V>
|
|
|
+class CopyBinding<std::multimap<K, V> >: public AbstractBinding
|
|
|
+ /// Specialization for std::multimap.
|
|
|
+{
|
|
|
+public:
|
|
|
+ typedef std::multimap<K, V> ValType;
|
|
|
+ typedef SharedPtr<ValType> ValPtr;
|
|
|
+ typedef SharedPtr<CopyBinding<ValType> > Ptr;
|
|
|
+ typedef typename ValType::const_iterator Iterator;
|
|
|
+
|
|
|
+ explicit CopyBinding(std::multimap<K, V>& val,
|
|
|
+ const std::string& name = "",
|
|
|
+ Direction direction = PD_IN):
|
|
|
+ AbstractBinding(name, direction),
|
|
|
+ _pVal(new std::multimap<K, V>(val)),
|
|
|
+ _begin(),
|
|
|
+ _end()
|
|
|
+ /// Creates the Binding.
|
|
|
+ {
|
|
|
+ if (PD_IN == direction && numOfRowsHandled() == 0)
|
|
|
+ throw BindingException("It is illegal to bind to an empty data collection");
|
|
|
+ reset();
|
|
|
+ }
|
|
|
+
|
|
|
+ ~CopyBinding()
|
|
|
+ /// Destroys the CopyBinding.
|
|
|
+ {
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfColumnsHandled() const
|
|
|
+ {
|
|
|
+ return TypeHandler<V>::size();
|
|
|
+ }
|
|
|
+
|
|
|
+ std::size_t numOfRowsHandled() const
|
|
|
+ {
|
|
|
+ return _pVal->size();
|
|
|
+ }
|
|
|
+
|
|
|
+ bool canBind() const
|
|
|
+ {
|
|
|
+ return _begin != _end;
|
|
|
+ }
|
|
|
+
|
|
|
+ void bind(std::size_t pos)
|
|
|
+ {
|
|
|
+ poco_assert_dbg(!getBinder().isNull());
|
|
|
+ poco_assert_dbg(canBind());
|
|
|
+ TypeHandler<V>::bind(pos, _begin->second, getBinder(), getDirection());
|
|
|
+ ++_begin;
|
|
|
+ }
|
|
|
+
|
|
|
+ void reset()
|
|
|
+ {
|
|
|
+ _begin = _pVal->begin();
|
|
|
+ _end = _pVal->end();
|
|
|
+ }
|
|
|
+
|
|
|
+private:
|
|
|
+ ValPtr _pVal;
|
|
|
+ Iterator _begin;
|
|
|
+ Iterator _end;
|
|
|
+};
|
|
|
+
|
|
|
+
|
|
|
+namespace Keywords {
|
|
|
+
|
|
|
+
|
|
|
+template <typename T>
|
|
|
+inline AbstractBinding::Ptr use(T& t, const std::string& name = "")
|
|
|
+ /// Convenience function for a more compact Binding creation.
|
|
|
+{
|
|
|
+ // If this fails to compile, a const ref was passed to use().
|
|
|
+ // This can be resolved by either (a) using bind (which will copy the value),
|
|
|
+ // or (b) if the const ref is guaranteed to exist when execute is called
|
|
|
+ // (which can be much later!), by using the "useRef" keyword instead
|
|
|
+ poco_static_assert (!IsConst<T>::VALUE);
|
|
|
+ return new Binding<T>(t, name, AbstractBinding::PD_IN);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+inline AbstractBinding::Ptr use(const NullData& t, const std::string& name = "")
|
|
|
+ /// NullData overload.
|
|
|
+{
|
|
|
+ return new Binding<NullData>(const_cast<NullData&>(t), name, AbstractBinding::PD_IN);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+template <typename T>
|
|
|
+inline AbstractBinding::Ptr useRef(T& t, const std::string& name = "")
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|
|
+ /// Convenience function for a more compact Binding creation.
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|
|
+{
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|
|
+ return new Binding<T>(t, name, AbstractBinding::PD_IN);
|
|
|
+}
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|
|
+
|
|
|
+
|
|
|
+template <typename T>
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|
|
+inline AbstractBinding::Ptr in(T& t, const std::string& name = "")
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|
|
+ /// Convenience function for a more compact Binding creation.
|
|
|
+{
|
|
|
+ return use(t, name);
|
|
|
+}
|
|
|
+
|
|
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+
|
|
|
+inline AbstractBinding::Ptr in(const NullData& t, const std::string& name = "")
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|
|
+ /// NullData overload.
|
|
|
+{
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|
|
+ return use(t, name);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+template <typename T>
|
|
|
+inline AbstractBinding::Ptr out(T& t)
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|
|
+ /// Convenience function for a more compact Binding creation.
|
|
|
+{
|
|
|
+ poco_static_assert (!IsConst<T>::VALUE);
|
|
|
+ return new Binding<T>(t, "", AbstractBinding::PD_OUT);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+template <typename T>
|
|
|
+inline AbstractBinding::Ptr io(T& t)
|
|
|
+ /// Convenience function for a more compact Binding creation.
|
|
|
+{
|
|
|
+ poco_static_assert (!IsConst<T>::VALUE);
|
|
|
+ return new Binding<T>(t, "", AbstractBinding::PD_IN_OUT);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+inline AbstractBindingVec& use(AbstractBindingVec& bv)
|
|
|
+ /// Convenience dummy function (for syntax purposes only).
|
|
|
+{
|
|
|
+ return bv;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+inline AbstractBindingVec& in(AbstractBindingVec& bv)
|
|
|
+ /// Convenience dummy function (for syntax purposes only).
|
|
|
+{
|
|
|
+ return bv;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+inline AbstractBindingVec& out(AbstractBindingVec& bv)
|
|
|
+ /// Convenience dummy function (for syntax purposes only).
|
|
|
+{
|
|
|
+ return bv;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+inline AbstractBindingVec& io(AbstractBindingVec& bv)
|
|
|
+ /// Convenience dummy function (for syntax purposes only).
|
|
|
+{
|
|
|
+ return bv;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+template <typename T>
|
|
|
+inline AbstractBinding::Ptr bind(T t, const std::string& name)
|
|
|
+ /// Convenience function for a more compact Binding creation.
|
|
|
+ /// This funtion differs from use() in its value copy semantics.
|
|
|
+{
|
|
|
+ return new CopyBinding<T>(t, name, AbstractBinding::PD_IN);
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+template <typename T>
|
|
|
+inline AbstractBinding::Ptr bind(T t)
|
|
|
+ /// Convenience function for a more compact Binding creation.
|
|
|
+ /// This funtion differs from use() in its value copy semantics.
|
|
|
+{
|
|
|
+ return Poco::Data::Keywords::bind(t, "");
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+} // namespace Keywords
|
|
|
+
|
|
|
+
|
|
|
+} } // namespace Poco::Data
|
|
|
+
|
|
|
+
|
|
|
+#endif // Data_Binding_INCLUDED
|