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cache
cache_config.hpp
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cache_statistics.hpp
cache_update_trait.hpp
caching_component_base.hpp
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exceptions.hpp
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expirable_lru_cache.hpp
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exceptions.hpp
Go to the documentation of this file.
1
#
pragma
once
2
3
/// @file userver/cache/exceptions.hpp
4
/// @brief Exceptions thrown by components::CachingComponentBase
5
6
#
include
<
stdexcept
>
7
#
include
<
string
>
8
#
include
<
string_view
>
9
10
USERVER_NAMESPACE_BEGIN
11
12
namespace
cache {
13
14
/// Thrown by components::CachingComponentBase::Get if the cache is empty and
15
/// `MayReturnNull` returns `false` (as by default).
16
class
EmptyCacheError
final
:
public
std::runtime_error {
17
public
:
18
explicit
EmptyCacheError(std::string_view cache_name);
19
};
20
21
/// Thrown by components::CachingComponentBase::PreAssignCheck when the new
22
/// value does not pass the check.
23
class
DataError
:
public
std::runtime_error {
24
using
std::runtime_error::runtime_error;
25
};
26
27
class
EmptyDataError
final
:
public
DataError
{
28
public
:
29
explicit
EmptyDataError(std::string_view cache_name);
30
};
31
32
}
// namespace cache
33
34
USERVER_NAMESPACE_END
Docs version:
v1.0
,
v2.0
,
trunk/develop
userver
cache
exceptions.hpp
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