json_util.h File Reference

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Macros
#define	GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, name, type, jtype, mandatory, def)

Macro Definition Documentation

GET_FIELD_FROM_JSON_RETURN_ON_ERROR

#define GET_FIELD_FROM_JSON_RETURN_ON_ERROR	(		json,
			name,
			type,
			jtype,
			mandatory,
			def )

Value:

type field_##name = static_cast<type>(def); \
bool field_##name##_found = false; \
(void)field_##name##_found; \
do if (json.HasMember(#name)) \
{ \
  if (json[#name].Is##jtype()) \
  { \
    field_##name = static_cast<type>(json[#name].Get##jtype()); \
    field_##name##_found = true; \
  } \
  else \
  { \
    LOG_ERROR("Field " << #name << " found in JSON, but not " << #jtype); \
    return false; \
  } \
} \
else if (mandatory) \
{ \
  LOG_ERROR("Field " << #name << " not found in JSON"); \
  return false; \
} while(0)