ddl::codec::LeafValueGetter< ValueType > Struct Template Reference

#include <leaf_value_access.h>

Static Public Member Functions
static ValueType	getValue (const void *data, const size_t data_size, const LeafLayout &leaf_layout)

Detailed Description

template<typename ValueType>
struct ddl::codec::LeafValueGetter< ValueType >

Value getter to retrieve the current value of the given element as a ValueType if supported from a data area.

Template Parameters

ValueType

The value type supported (by default bool, all int types, float, double and std::string are supported).

Remarks

If you want to support your own data type, then create a specialization of this template.

Member Function Documentation

getValue()

template<typename ValueType>

static ValueType ddl::codec::LeafValueGetter< ValueType >::getValue ( const void * data, const size_t data_size, const LeafLayout & leaf_layout )

inlinestatic

Returns the current value of the given element as a ValueType if supported

Parameters

leaf_layout	The small leaf layout of the element to get.
data	The data area to retrieve the value from
data_size	The data area size in bytes

Returns

ValueType Returns the current value as ValueType if supported.

Exceptions

std::runtime_error

if there is no valid conversion or the given layout is invalid

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The documentation for this struct was generated from the following file:

• include/ddl/codec/leaf_value_access.h