Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Support
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in / Register
Toggle navigation
A
Actor Framework
Project overview
Project overview
Details
Activity
Releases
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Issues
0
Issues
0
List
Boards
Labels
Milestones
Merge Requests
0
Merge Requests
0
CI / CD
CI / CD
Pipelines
Jobs
Schedules
Operations
Operations
Metrics
Environments
Analytics
Analytics
CI / CD
Repository
Value Stream
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Create a new issue
Jobs
Commits
Issue Boards
Open sidebar
cpp-libs
Actor Framework
Commits
16351b4a
Commit
16351b4a
authored
Dec 15, 2017
by
Dominik Charousset
Committed by
Dominik Charousset
Feb 06, 2018
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
Switch to a new internal source/stage/sink design
parent
ee3bd69c
Changes
18
Expand all
Hide whitespace changes
Inline
Side-by-side
Showing
18 changed files
with
1070 additions
and
422 deletions
+1070
-422
libcaf_core/caf/detail/stream_sink_driver_impl.hpp
libcaf_core/caf/detail/stream_sink_driver_impl.hpp
+70
-0
libcaf_core/caf/detail/stream_sink_impl.hpp
libcaf_core/caf/detail/stream_sink_impl.hpp
+14
-28
libcaf_core/caf/detail/stream_source_driver_impl.hpp
libcaf_core/caf/detail/stream_source_driver_impl.hpp
+86
-0
libcaf_core/caf/detail/stream_source_impl.hpp
libcaf_core/caf/detail/stream_source_impl.hpp
+32
-32
libcaf_core/caf/detail/stream_stage_driver_impl.hpp
libcaf_core/caf/detail/stream_stage_driver_impl.hpp
+91
-0
libcaf_core/caf/detail/stream_stage_impl.hpp
libcaf_core/caf/detail/stream_stage_impl.hpp
+30
-29
libcaf_core/caf/downstream.hpp
libcaf_core/caf/downstream.hpp
+5
-0
libcaf_core/caf/fwd.hpp
libcaf_core/caf/fwd.hpp
+1
-0
libcaf_core/caf/outbound_path.hpp
libcaf_core/caf/outbound_path.hpp
+6
-7
libcaf_core/caf/scheduled_actor.hpp
libcaf_core/caf/scheduled_actor.hpp
+318
-269
libcaf_core/caf/stream_sink_driver.hpp
libcaf_core/caf/stream_sink_driver.hpp
+61
-0
libcaf_core/caf/stream_sink_trait.hpp
libcaf_core/caf/stream_sink_trait.hpp
+94
-16
libcaf_core/caf/stream_source_driver.hpp
libcaf_core/caf/stream_source_driver.hpp
+70
-0
libcaf_core/caf/stream_stage_driver.hpp
libcaf_core/caf/stream_stage_driver.hpp
+71
-0
libcaf_core/caf/stream_stage_trait.hpp
libcaf_core/caf/stream_stage_trait.hpp
+39
-0
libcaf_core/src/outbound_path.cpp
libcaf_core/src/outbound_path.cpp
+13
-2
libcaf_core/src/scheduled_actor.cpp
libcaf_core/src/scheduled_actor.cpp
+12
-0
libcaf_core/test/native_streaming_classes.cpp
libcaf_core/test/native_streaming_classes.cpp
+57
-39
No files found.
libcaf_core/caf/detail/stream_sink_driver_impl.hpp
0 → 100644
View file @
16351b4a
/******************************************************************************
* ____ _ _____ *
* / ___| / \ | ___| C++ *
* | | / _ \ | |_ Actor *
* | |___ / ___ \| _| Framework *
* \____/_/ \_|_| *
* *
* Copyright (C) 2011 - 2017 *
* Dominik Charousset <dominik.charousset (at) haw-hamburg.de> *
* *
* Distributed under the terms and conditions of the BSD 3-Clause License or *
* (at your option) under the terms and conditions of the Boost Software *
* License 1.0. See accompanying files LICENSE and LICENSE_ALTERNATIVE. *
* *
* If you did not receive a copy of the license files, see *
* http://opensource.org/licenses/BSD-3-Clause and *
* http://www.boost.org/LICENSE_1_0.txt. *
******************************************************************************/
#ifndef CAF_STREAM_SINK_DRIVER_IMPL_HPP
#define CAF_STREAM_SINK_DRIVER_IMPL_HPP
#include "caf/none.hpp"
#include "caf/stream_sink_driver.hpp"
#include "caf/stream_sink_trait.hpp"
namespace
caf
{
namespace
detail
{
/// Identifies an unbound sequence of messages.
template
<
class
Input
,
class
Process
,
class
Finalize
>
class
stream_sink_driver_impl
final
:
public
stream_sink_driver
<
Input
>
{
public:
// -- member types -----------------------------------------------------------
using
super
=
stream_sink_driver
<
Input
>
;
using
input_type
=
typename
super
::
input_type
;
using
trait
=
stream_sink_trait_t
<
Process
,
Finalize
>
;
using
output_type
=
typename
trait
::
output
;
using
state_type
=
typename
trait
::
state
;
template
<
class
Init
>
stream_sink_driver_impl
(
Init
init
,
Process
f
,
Finalize
fin
)
:
process_
(
std
::
move
(
f
)),
finalize_
(
std
::
move
(
fin
))
{
init
(
state_
);
}
void
process
(
std
::
vector
<
input_type
>&&
xs
)
override
{
return
trait
::
process
::
invoke
(
process_
,
state_
,
std
::
move
(
xs
));
}
message
finalize
()
override
{
return
trait
::
finalize
::
invoke
(
finalize_
,
state_
);
}
private:
Process
process_
;
Finalize
finalize_
;
state_type
state_
;
};
}
// namespace detail
}
// namespace caf
#endif // CAF_STREAM_SINK_DRIVER_IMPL_HPP
libcaf_core/caf/detail/stream_sink_impl.hpp
View file @
16351b4a
...
@@ -33,31 +33,23 @@
...
@@ -33,31 +33,23 @@
namespace
caf
{
namespace
caf
{
namespace
detail
{
namespace
detail
{
template
<
class
Fun
,
class
Finalize
>
template
<
class
Driver
>
class
stream_sink_impl
:
public
stream_manager
{
class
stream_sink_impl
:
public
stream_manager
{
public:
public:
using
super
=
stream_manager
;
using
super
=
stream_manager
;
using
trait
=
stream_sink_trait_t
<
Fun
,
Finalize
>
;
using
driver_type
=
Driver
;
using
state_type
=
typename
trait
::
stat
e
;
using
input_type
=
typename
driver_type
::
input_typ
e
;
using
input_type
=
typename
trait
::
input
;
template
<
class
...
Ts
>
stream_sink_impl
(
local_actor
*
self
,
Ts
&&
...
xs
)
using
output_type
=
typename
trait
::
output
;
stream_sink_impl
(
local_actor
*
self
,
Fun
fun
,
Finalize
fin
)
:
stream_manager
(
self
),
:
stream_manager
(
self
),
fun_
(
std
::
move
(
fun
)),
driver_
(
std
::
forward
<
Ts
>
(
xs
)...),
fin_
(
std
::
move
(
fin
)),
out_
(
self
)
{
out_
(
self
)
{
// nop
// nop
}
}
state_type
&
state
()
{
return
state_
;
}
terminal_stream_scatterer
&
out
()
override
{
terminal_stream_scatterer
&
out
()
override
{
return
out_
;
return
out_
;
}
}
...
@@ -70,9 +62,8 @@ public:
...
@@ -70,9 +62,8 @@ public:
CAF_LOG_TRACE
(
CAF_ARG
(
x
));
CAF_LOG_TRACE
(
CAF_ARG
(
x
));
using
vec_type
=
std
::
vector
<
input_type
>
;
using
vec_type
=
std
::
vector
<
input_type
>
;
if
(
x
.
xs
.
match_elements
<
vec_type
>
())
{
if
(
x
.
xs
.
match_elements
<
vec_type
>
())
{
auto
&
xs
=
x
.
xs
.
get_as
<
vec_type
>
(
0
);
auto
&
xs
=
x
.
xs
.
get_mutable_as
<
vec_type
>
(
0
);
for
(
auto
&
x
:
xs
)
driver_
.
process
(
std
::
move
(
xs
));
fun_
(
state_
,
std
::
move
(
x
));
return
none
;
return
none
;
}
}
CAF_LOG_ERROR
(
"received unexpected batch type"
);
CAF_LOG_ERROR
(
"received unexpected batch type"
);
...
@@ -81,23 +72,18 @@ public:
...
@@ -81,23 +72,18 @@ public:
protected:
protected:
message
make_final_result
()
override
{
message
make_final_result
()
override
{
return
trait
::
make_result
(
state_
,
fin_
);
return
driver_
.
finalize
(
);
}
}
private:
private:
state_type
state_
;
driver_type
driver_
;
Fun
fun_
;
Finalize
fin_
;
terminal_stream_scatterer
out_
;
terminal_stream_scatterer
out_
;
};
};
template
<
class
Init
,
class
Fun
,
class
Finalize
>
template
<
class
Driver
,
class
...
Ts
>
stream_manager_ptr
make_stream_sink
(
local_actor
*
self
,
Init
init
,
Fun
f
,
stream_manager_ptr
make_stream_sink
(
local_actor
*
self
,
Ts
&&
...
xs
)
{
Finalize
fin
)
{
using
impl
=
stream_sink_impl
<
Driver
>
;
using
impl
=
stream_sink_impl
<
Fun
,
Finalize
>
;
return
make_counted
<
impl
>
(
self
,
std
::
forward
<
Ts
>
(
xs
)...);
auto
ptr
=
make_counted
<
impl
>
(
self
,
std
::
move
(
f
),
std
::
move
(
fin
));
init
(
ptr
->
state
());
return
ptr
;
}
}
}
// namespace detail
}
// namespace detail
...
...
libcaf_core/caf/detail/stream_source_driver_impl.hpp
0 → 100644
View file @
16351b4a
/******************************************************************************
* ____ _ _____ *
* / ___| / \ | ___| C++ *
* | | / _ \ | |_ Actor *
* | |___ / ___ \| _| Framework *
* \____/_/ \_|_| *
* *
* Copyright (C) 2011 - 2017 *
* Dominik Charousset <dominik.charousset (at) haw-hamburg.de> *
* *
* Distributed under the terms and conditions of the BSD 3-Clause License or *
* (at your option) under the terms and conditions of the Boost Software *
* License 1.0. See accompanying files LICENSE and LICENSE_ALTERNATIVE. *
* *
* If you did not receive a copy of the license files, see *
* http://opensource.org/licenses/BSD-3-Clause and *
* http://www.boost.org/LICENSE_1_0.txt. *
******************************************************************************/
#ifndef CAF_STREAM_SOURCE_DRIVER_IMPL_HPP
#define CAF_STREAM_SOURCE_DRIVER_IMPL_HPP
#include "caf/none.hpp"
#include "caf/stream_source_driver.hpp"
#include "caf/stream_source_trait.hpp"
namespace
caf
{
namespace
detail
{
template
<
class
Output
,
class
Pull
,
class
Done
,
class
HandshakeData
>
class
stream_source_driver_impl
;
/// Identifies an unbound sequence of messages.
template
<
class
Output
,
class
Pull
,
class
Done
,
class
...
Ts
>
class
stream_source_driver_impl
<
Output
,
Pull
,
Done
,
std
::
tuple
<
Ts
...
>>
final
:
public
stream_source_driver
<
Output
,
Ts
...
>
{
public:
// -- member types -----------------------------------------------------------
using
super
=
stream_source_driver
<
Output
,
Ts
...
>
;
using
output_type
=
typename
super
::
output_type
;
using
stream_type
=
stream
<
output_type
>
;
using
annotated_stream_type
=
typename
super
::
annotated_stream_type
;
using
tuple_type
=
std
::
tuple
<
Ts
...
>
;
using
handshake_tuple_type
=
typename
super
::
handshake_tuple_type
;
using
trait
=
stream_source_trait_t
<
Pull
>
;
using
state_type
=
typename
trait
::
state
;
template
<
class
Init
,
class
Tuple
>
stream_source_driver_impl
(
Init
init
,
Pull
f
,
Done
pred
,
Tuple
&&
hs
)
:
pull_
(
std
::
move
(
f
)),
done_
(
std
::
move
(
pred
)),
hs_
(
std
::
forward
<
Tuple
>
(
hs
))
{
init
(
state_
);
}
handshake_tuple_type
make_handshake
()
override
{
return
std
::
tuple_cat
(
std
::
make_tuple
(
none
),
hs_
);
}
void
pull
(
downstream
<
output_type
>&
out
,
size_t
num
)
override
{
return
pull_
(
state_
,
out
,
num
);
}
bool
done
()
const
noexcept
override
{
return
done_
(
state_
);
}
private:
state_type
state_
;
Pull
pull_
;
Done
done_
;
tuple_type
hs_
;
};
}
// namespace detail
}
// namespace caf
#endif // CAF_STREAM_SOURCE_DRIVER_IMPL_HPP
libcaf_core/caf/detail/stream_source_impl.hpp
View file @
16351b4a
...
@@ -20,6 +20,7 @@
...
@@ -20,6 +20,7 @@
#define CAF_DETAIL_STREAM_SOURCE_IMPL_HPP
#define CAF_DETAIL_STREAM_SOURCE_IMPL_HPP
#include "caf/downstream.hpp"
#include "caf/downstream.hpp"
#include "caf/fwd.hpp"
#include "caf/logger.hpp"
#include "caf/logger.hpp"
#include "caf/make_counted.hpp"
#include "caf/make_counted.hpp"
#include "caf/outbound_path.hpp"
#include "caf/outbound_path.hpp"
...
@@ -31,70 +32,69 @@
...
@@ -31,70 +32,69 @@
namespace
caf
{
namespace
caf
{
namespace
detail
{
namespace
detail
{
template
<
class
Fun
,
class
Predicate
,
class
DownstreamPolicy
>
template
<
class
Driver
,
class
Scatterer
>
class
stream_source_impl
:
public
stream_manager
{
class
stream_source_impl
:
public
stream_manager
{
public:
public:
using
trait
=
stream_source_trait_t
<
Fun
>
;
// -- static asserts ---------------------------------------------------------
using
state_type
=
typename
trait
::
state
;
static_assert
(
std
::
is_same
<
typename
Driver
::
output_type
,
typename
Scatterer
::
value_type
>::
value
,
"Driver and Scatterer have incompatible types."
);
using
output_type
=
typename
trait
::
output
;
// -- member types -----------------------------------------------------------
stream_source_impl
(
local_actor
*
self
,
Fun
fun
,
Predicate
pred
)
using
driver_type
=
Driver
;
using
scatterer_type
=
Scatterer
;
using
output_type
=
typename
driver_type
::
output_type
;
// -- constructors, destructors, and assignment operators --------------------
template
<
class
...
Ts
>
stream_source_impl
(
local_actor
*
self
,
Ts
&&
...
xs
)
:
stream_manager
(
self
),
:
stream_manager
(
self
),
at_end_
(
false
),
at_end_
(
false
),
fun_
(
std
::
move
(
fun
)),
driver_
(
std
::
forward
<
Ts
>
(
xs
)...),
pred_
(
std
::
move
(
pred
)),
out_
(
self
)
{
out_
(
self
)
{
// nop
// nop
}
}
// -- implementation of virtual functions ------------------------------------
bool
done
()
const
override
{
bool
done
()
const
override
{
return
at_end_
&&
out_
.
clean
();
return
at_end_
&&
out_
.
clean
();
}
}
Scatterer
&
out
()
override
{
DownstreamPolicy
&
out
()
override
{
return
out_
;
return
out_
;
}
}
bool
generate_messages
()
override
{
bool
generate_messages
()
override
{
if
(
at_end_
)
if
(
at_end_
)
return
false
;
return
false
;
auto
hint
=
out_
.
capacity
();
auto
hint
=
out_
.
capacity
();
if
(
hint
==
0
)
if
(
hint
==
0
)
return
false
;
return
false
;
downstream
<
typename
DownstreamPolicy
::
value
_type
>
ds
{
out_
.
buf
()};
downstream
<
output
_type
>
ds
{
out_
.
buf
()};
fun_
(
state_
,
ds
,
hint
);
driver_
.
pull
(
ds
,
hint
);
if
(
pred_
(
state_
))
if
(
driver_
.
done
(
))
at_end_
=
true
;
at_end_
=
true
;
return
hint
!=
out_
.
capacity
();
return
hint
!=
out_
.
capacity
();
}
}
state_type
&
state
()
{
return
state_
;
}
bool
at_end
()
const
noexcept
{
return
at_end_
;;
}
private:
private:
bool
at_end_
;
bool
at_end_
;
state_type
state_
;
Driver
driver_
;
Fun
fun_
;
Scatterer
out_
;
Predicate
pred_
;
DownstreamPolicy
out_
;
};
};
template
<
class
Init
,
class
Fun
,
class
Predicate
,
class
Scatterer
>
template
<
class
Driver
,
stream_manager_ptr
make_stream_source
(
local_actor
*
self
,
Init
init
,
Fun
f
,
class
Scatterer
=
broadcast_scatterer
<
typename
Driver
::
output_type
>,
Predicate
p
,
policy
::
arg
<
Scatterer
>
)
{
class
...
Ts
>
using
impl
=
stream_source_impl
<
Fun
,
Predicate
,
Scatterer
>
;
stream_manager_ptr
make_stream_source
(
local_actor
*
self
,
Ts
&&
...
xs
)
{
auto
ptr
=
make_counted
<
impl
>
(
self
,
std
::
move
(
f
),
std
::
move
(
p
));
using
impl
=
stream_source_impl
<
Driver
,
Scatterer
>
;
init
(
ptr
->
state
());
return
make_counted
<
impl
>
(
self
,
std
::
forward
<
Ts
>
(
xs
)...);
return
ptr
;
}
}
}
// namespace detail
}
// namespace detail
...
...
libcaf_core/caf/detail/stream_stage_driver_impl.hpp
0 → 100644
View file @
16351b4a
/******************************************************************************
* ____ _ _____ *
* / ___| / \ | ___| C++ *
* | | / _ \ | |_ Actor *
* | |___ / ___ \| _| Framework *
* \____/_/ \_|_| *
* *
* Copyright (C) 2011 - 2017 *
* Dominik Charousset <dominik.charousset (at) haw-hamburg.de> *
* *
* Distributed under the terms and conditions of the BSD 3-Clause License or *
* (at your option) under the terms and conditions of the Boost Software *
* License 1.0. See accompanying files LICENSE and LICENSE_ALTERNATIVE. *
* *
* If you did not receive a copy of the license files, see *
* http://opensource.org/licenses/BSD-3-Clause and *
* http://www.boost.org/LICENSE_1_0.txt. *
******************************************************************************/
#ifndef CAF_STREAM_STAGE_DRIVER_IMPL_HPP
#define CAF_STREAM_STAGE_DRIVER_IMPL_HPP
#include "caf/none.hpp"
#include "caf/stream_stage_driver.hpp"
#include "caf/stream_stage_trait.hpp"
namespace
caf
{
namespace
detail
{
template
<
class
Input
,
class
Output
,
class
Process
,
class
Finalize
,
class
HandshakeData
>
class
stream_stage_driver_impl
;
/// Identifies an unbound sequence of messages.
template
<
class
Input
,
class
Output
,
class
Process
,
class
Finalize
,
class
...
Ts
>
class
stream_stage_driver_impl
<
Input
,
Output
,
Process
,
Finalize
,
std
::
tuple
<
Ts
...
>>
final
:
public
stream_stage_driver
<
Output
,
Ts
...
>
{
public:
// -- member types -----------------------------------------------------------
using
super
=
stream_stage_driver
<
Input
,
Output
,
Ts
...
>
;
using
input_type
=
typename
super
::
output_type
;
using
output_type
=
typename
super
::
output_type
;
using
stream_type
=
stream
<
output_type
>
;
using
annotated_stream_type
=
typename
super
::
annotated_stream_type
;
using
tuple_type
=
std
::
tuple
<
Ts
...
>
;
using
handshake_tuple_type
=
typename
super
::
handshake_tuple_type
;
using
trait
=
stream_stage_trait_t
<
Process
>
;
using
state_type
=
typename
trait
::
state
;
template
<
class
Init
,
class
Tuple
>
stream_stage_driver_impl
(
Init
init
,
Process
f
,
Finalize
fin
,
Tuple
&&
hs
)
:
process_
(
std
::
move
(
f
)),
fin_
(
std
::
move
(
fin
)),
hs_
(
std
::
forward
<
Tuple
>
(
hs
))
{
init
(
state_
);
}
handshake_tuple_type
make_handshake
()
override
{
return
std
::
tuple_cat
(
std
::
make_tuple
(
none
),
hs_
);
}
void
process
(
std
::
vector
<
input_type
>&&
batch
,
downstream
<
output_type
>&
out
)
override
{
trait
::
process
::
invoke
(
process_
,
state_
,
std
::
move
(
batch
),
out
);
}
void
finalize
()
override
{
return
fin_
();
}
private:
state_type
state_
;
Process
process_
;
Finalize
fin_
;
tuple_type
hs_
;
};
}
// namespace detail
}
// namespace caf
#endif // CAF_STREAM_STAGE_DRIVER_IMPL_HPP
libcaf_core/caf/detail/stream_stage_impl.hpp
View file @
16351b4a
...
@@ -32,30 +32,36 @@
...
@@ -32,30 +32,36 @@
namespace
caf
{
namespace
caf
{
namespace
detail
{
namespace
detail
{
template
<
class
Fun
,
class
Cleanup
,
class
DownstreamPolicy
>
template
<
class
Driver
,
class
Scatterer
>
class
stream_stage_impl
:
public
stream_manager
{
class
stream_stage_impl
:
public
stream_manager
{
public:
public:
using
trait
=
stream_stage_trait_t
<
Fun
>
;
// -- static asserts ---------------------------------------------------------
using
state_type
=
typename
trait
::
state
;
static_assert
(
std
::
is_same
<
typename
Driver
::
output_type
,
typename
Scatterer
::
value_type
>::
value
,
"Driver and Scatterer have incompatible types."
);
using
input_type
=
typename
trait
::
input
;
// -- member types -----------------------------------------------------------
using
output_type
=
typename
trait
::
output
;
using
driver_type
=
Driver
;
stream_stage_impl
(
local_actor
*
self
,
Fun
fun
,
Cleanup
cleanup
)
using
scatterer_type
=
Scatterer
;
using
output_type
=
typename
driver_type
::
output_type
;
// -- constructors, destructors, and assignment operators --------------------
template
<
class
...
Ts
>
stream_stage_impl
(
local_actor
*
self
,
Ts
&&
...
xs
)
:
stream_manager
(
self
),
:
stream_manager
(
self
),
fun_
(
std
::
move
(
fun
)),
driver_
(
std
::
forward
<
Ts
>
(
xs
)...),
cleanup_
(
std
::
move
(
cleanup
)),
out_
(
self
)
{
out_
(
self
)
{
// nop
// nop
}
}
state_type
&
state
()
{
// -- implementation of virtual functions ------------------------------------
return
state_
;
}
DownstreamPolicy
&
out
()
override
{
scatterer_type
&
out
()
override
{
return
out_
;
return
out_
;
}
}
...
@@ -67,10 +73,9 @@ public:
...
@@ -67,10 +73,9 @@ public:
CAF_LOG_TRACE
(
CAF_ARG
(
x
));
CAF_LOG_TRACE
(
CAF_ARG
(
x
));
using
vec_type
=
std
::
vector
<
output_type
>
;
using
vec_type
=
std
::
vector
<
output_type
>
;
if
(
x
.
xs
.
match_elements
<
vec_type
>
())
{
if
(
x
.
xs
.
match_elements
<
vec_type
>
())
{
auto
&
xs
=
x
.
xs
.
get_as
<
vec_type
>
(
0
);
auto
&
xs
=
x
.
xs
.
get_mutable_as
<
vec_type
>
(
0
);
downstream
<
typename
DownstreamPolicy
::
value_type
>
ds
{
out_
.
buf
()};
downstream
<
output_type
>
ds
{
out_
.
buf
()};
for
(
auto
&
x
:
xs
)
driver_
.
process
(
std
::
move
(
xs
),
ds
);
fun_
(
state_
,
ds
,
std
::
move
(
x
));
return
none
;
return
none
;
}
}
CAF_LOG_ERROR
(
"received unexpected batch type"
);
CAF_LOG_ERROR
(
"received unexpected batch type"
);
...
@@ -78,8 +83,7 @@ public:
...
@@ -78,8 +83,7 @@ public:
}
}
message
make_output_token
(
const
stream_id
&
)
const
override
{
message
make_output_token
(
const
stream_id
&
)
const
override
{
// TODO: return make_message(stream<output_type>{x});
return
make_message_from_tuple
(
driver_
.
make_handshake
());
return
make_message
();
}
}
bool
congested
()
const
override
{
bool
congested
()
const
override
{
...
@@ -87,19 +91,16 @@ public:
...
@@ -87,19 +91,16 @@ public:
}
}
private:
private:
state_type
state_
;
driver_type
driver_
;
Fun
fun_
;
scatterer_type
out_
;
Cleanup
cleanup_
;
DownstreamPolicy
out_
;
};
};
template
<
class
Init
,
class
Fun
,
class
Cleanup
,
class
Scatterer
>
template
<
class
Driver
,
stream_manager_ptr
make_stream_stage
(
local_actor
*
self
,
Init
init
,
Fun
f
,
class
Scatterer
=
broadcast_scatterer
<
typename
Driver
::
output_type
>,
Cleanup
cleanup
,
policy
::
arg
<
Scatterer
>
)
{
class
...
Ts
>
using
impl
=
stream_stage_impl
<
Fun
,
Cleanup
,
Scatterer
>
;
stream_manager_ptr
make_stream_stage
(
local_actor
*
self
,
Ts
&&
...
xs
)
{
auto
ptr
=
make_counted
<
impl
>
(
self
,
std
::
move
(
f
),
std
::
move
(
cleanup
));
using
impl
=
stream_stage_impl
<
Driver
,
Scatterer
>
;
init
(
ptr
->
state
());
return
make_counted
<
impl
>
(
self
,
std
::
forward
<
Ts
>
(
xs
)...);
return
ptr
;
}
}
}
// namespace detail
}
// namespace detail
...
...
libcaf_core/caf/downstream.hpp
View file @
16351b4a
...
@@ -48,6 +48,11 @@ public:
...
@@ -48,6 +48,11 @@ public:
buf_
.
emplace_back
(
std
::
forward
<
Ts
>
(
xs
)...);
buf_
.
emplace_back
(
std
::
forward
<
Ts
>
(
xs
)...);
}
}
template
<
class
Iterator
,
class
Sentinel
>
void
append
(
Iterator
first
,
Sentinel
last
)
{
buf_
.
insert
(
buf_
.
end
(),
first
,
last
);
}
// @private
// @private
queue_type
&
buf
()
{
queue_type
&
buf
()
{
return
buf_
;
return
buf_
;
...
...
libcaf_core/caf/fwd.hpp
View file @
16351b4a
...
@@ -35,6 +35,7 @@ template <class> class intrusive_ptr;
...
@@ -35,6 +35,7 @@ template <class> class intrusive_ptr;
template
<
class
>
class
behavior_type_of
;
template
<
class
>
class
behavior_type_of
;
template
<
class
>
class
trivial_match_case
;
template
<
class
>
class
trivial_match_case
;
template
<
class
>
class
weak_intrusive_ptr
;
template
<
class
>
class
weak_intrusive_ptr
;
template
<
class
>
class
broadcast_scatterer
;
template
<
class
>
struct
timeout_definition
;
template
<
class
>
struct
timeout_definition
;
...
...
libcaf_core/caf/outbound_path.hpp
View file @
16351b4a
...
@@ -71,16 +71,15 @@ public:
...
@@ -71,16 +71,15 @@ public:
// -- downstream communication -----------------------------------------------
// -- downstream communication -----------------------------------------------
/// Sets `open_credit` to `initial_credit` and clears `cached_handshake`.
void
handle_ack_open
(
long
initial_credit
);
/// Sends a stream handshake.
/// Sends a stream handshake.
void
emit_open
(
local_actor
*
self
,
strong_actor_ptr
origin
,
static
void
emit_open
(
local_actor
*
self
,
stream_slot
slot
,
mailbox_element
::
forwarding_stack
stages
,
message_id
mid
,
strong_actor_ptr
to
,
message
handshake_data
,
message
handshake_data
,
stream_priority
prio
,
stream_priority
prio
,
bool
is_redeployable
);
bool
is_redeployable
);
/// Sends a `stream_msg::batch` on this path, decrements `open_credit` by
/// Sends a `stream_msg::batch` on this path, decrements `open_credit` by
/// Sets `open_credit` to `initial_credit` and clears `cached_handshake`.
void
handle_ack_open
(
long
initial_credit
);
/// `xs_size` and increments `next_batch_id` by 1.
/// `xs_size` and increments `next_batch_id` by 1.
void
emit_batch
(
local_actor
*
self
,
long
xs_size
,
message
xs
);
void
emit_batch
(
local_actor
*
self
,
long
xs_size
,
message
xs
);
...
...
libcaf_core/caf/scheduled_actor.hpp
View file @
16351b4a
This diff is collapsed.
Click to expand it.
libcaf_core/caf/stream_sink_driver.hpp
0 → 100644
View file @
16351b4a
/******************************************************************************
* ____ _ _____ *
* / ___| / \ | ___| C++ *
* | | / _ \ | |_ Actor *
* | |___ / ___ \| _| Framework *
* \____/_/ \_|_| *
* *
* Copyright (C) 2011 - 2017 *
* Dominik Charousset <dominik.charousset (at) haw-hamburg.de> *
* *
* Distributed under the terms and conditions of the BSD 3-Clause License or *
* (at your option) under the terms and conditions of the Boost Software *
* License 1.0. See accompanying files LICENSE and LICENSE_ALTERNATIVE. *
* *
* If you did not receive a copy of the license files, see *
* http://opensource.org/licenses/BSD-3-Clause and *
* http://www.boost.org/LICENSE_1_0.txt. *
******************************************************************************/
#ifndef CAF_STREAM_SINK_DRIVER_HPP
#define CAF_STREAM_SINK_DRIVER_HPP
#include <tuple>
#include <vector>
#include "caf/fwd.hpp"
#include "caf/message.hpp"
#include "caf/make_message.hpp"
namespace
caf
{
/// Identifies an unbound sequence of messages.
template
<
class
Input
>
class
stream_sink_driver
{
public:
// -- member types -----------------------------------------------------------
using
input_type
=
Input
;
// -- constructors, destructors, and assignment operators --------------------
virtual
~
stream_sink_driver
()
{
// nop
}
// -- virtual functions ------------------------------------------------------
/// Cleans up any state and produces a result message.
virtual
message
finalize
()
{
return
make_message
();
}
// -- pure virtual functions -------------------------------------------------
/// Processes a single batch.
virtual
void
process
(
std
::
vector
<
input_type
>&&
batch
)
=
0
;
};
}
// namespace caf
#endif // CAF_STREAM_SINK_DRIVER_HPP
libcaf_core/caf/stream_sink_trait.hpp
View file @
16351b4a
...
@@ -26,32 +26,110 @@
...
@@ -26,32 +26,110 @@
namespace
caf
{
namespace
caf
{
template
<
class
Fun
,
class
Fin
>
namespace
detail
{
struct
stream_sink_trait
;
template
<
class
State
,
class
In
,
class
Out
>
// -- invoke helper to support element-wise and batch-wise processing ----------
struct
stream_sink_trait
<
void
(
State
&
,
In
),
Out
(
State
&
)
>
{
using
state
=
State
;
struct
stream_sink_trait_invoke_one
{
using
input
=
In
;
template
<
class
F
,
class
State
,
class
In
>
using
output
=
Out
;
static
void
invoke
(
F
&
f
,
State
&
st
,
std
::
vector
<
In
>&&
xs
)
{
template
<
class
F
>
for
(
auto
&
x
:
xs
)
static
message
make_result
(
state
&
st
,
F
f
)
{
f
(
st
,
std
::
move
(
x
));
}
};
struct
stream_sink_trait_invoke_all
{
template
<
class
F
,
class
State
,
class
In
>
static
void
invoke
(
F
&
f
,
State
&
st
,
std
::
vector
<
In
>&&
xs
)
{
f
(
st
,
std
::
move
(
xs
));
}
};
// -- result helper to support void and non-void functions ---------------------
struct
stream_sink_trait_default_finalize
{
template
<
class
F
,
class
State
>
static
message
invoke
(
F
&
f
,
State
&
st
)
{
return
make_message
(
f
(
st
));
return
make_message
(
f
(
st
));
}
}
};
};
template
<
class
State
,
class
In
>
struct
stream_sink_trait_void_finalize
{
struct
stream_sink_trait
<
void
(
State
&
,
In
),
void
(
State
&
)
>
{
template
<
class
F
,
class
State
>
using
state
=
State
;
static
message
invoke
(
F
&
f
,
State
&
st
)
{
using
input
=
In
;
using
output
=
void
;
template
<
class
F
>
static
message
make_result
(
state
&
st
,
F
&
f
)
{
f
(
st
);
f
(
st
);
return
make_message
();
return
make_message
();
}
}
};
};
}
// namespace detail
// -- trait implementation -----------------------------------------------------
/// Base type for all sink traits.
template
<
class
State
,
class
In
,
class
Out
>
struct
stream_sink_trait_base
{
/// Defines the state element for the function objects.
using
state
=
State
;
/// Defines the type of a single stream element.
using
input
=
In
;
/// Defines the result type of the sink.
using
output
=
Out
;
};
/// Defines required type aliases for stream sinks.
template
<
class
Fun
,
class
Fin
>
struct
stream_sink_trait
;
/// Specializes the trait for element-wise processing with result.
template
<
class
State
,
class
In
,
class
Out
>
struct
stream_sink_trait
<
void
(
State
&
,
In
),
Out
(
State
&
)
>
:
stream_sink_trait_base
<
State
,
In
,
Out
>
{
/// Defines a helper for dispatching to the finalizing function object.
using
finalize
=
detail
::
stream_sink_trait_default_finalize
;
/// Defines a helper for dispatching to the processing function object.
using
process
=
detail
::
stream_sink_trait_invoke_one
;
};
/// Specializes the trait for element-wise processing without result.
template
<
class
State
,
class
In
>
struct
stream_sink_trait
<
void
(
State
&
,
In
),
void
(
State
&
)
>
:
stream_sink_trait_base
<
State
,
In
,
void
>
{
/// Defines a helper for dispatching to the finalizing function object.
using
finalize
=
detail
::
stream_sink_trait_void_finalize
;
/// Defines a helper for dispatching to the processing function object.
using
process
=
detail
::
stream_sink_trait_invoke_one
;
};
/// Specializes the trait for batch-wise processing with result.
template
<
class
State
,
class
In
,
class
Out
>
struct
stream_sink_trait
<
void
(
State
&
,
std
::
vector
<
In
>&
),
Out
(
State
&
)
>
:
stream_sink_trait_base
<
State
,
In
,
Out
>
{
/// Defines a helper for dispatching to the finalizing function object.
using
finalize
=
detail
::
stream_sink_trait_default_finalize
;
/// Defines a helper for dispatching to the processing function object.
using
process
=
detail
::
stream_sink_trait_invoke_all
;
};
/// Specializes the trait for batch-wise processing without result.
template
<
class
State
,
class
In
>
struct
stream_sink_trait
<
void
(
State
&
,
std
::
vector
<
In
>&
),
void
(
State
&
)
>
:
stream_sink_trait_base
<
State
,
In
,
void
>
{
/// Defines a helper for dispatching to the finalizing function object.
using
finalize
=
detail
::
stream_sink_trait_void_finalize
;
/// Defines a helper for dispatching to the processing function object.
using
process
=
detail
::
stream_sink_trait_invoke_all
;
};
// -- convenience alias --------------------------------------------------------
/// Derives a sink trait from the signatures of Fun and Fin.
template
<
class
Fun
,
class
Fin
>
template
<
class
Fun
,
class
Fin
>
using
stream_sink_trait_t
=
using
stream_sink_trait_t
=
stream_sink_trait
<
typename
detail
::
get_callable_trait
<
Fun
>::
fun_sig
,
stream_sink_trait
<
typename
detail
::
get_callable_trait
<
Fun
>::
fun_sig
,
...
...
libcaf_core/caf/stream_source_driver.hpp
0 → 100644
View file @
16351b4a
/******************************************************************************
* ____ _ _____ *
* / ___| / \ | ___| C++ *
* | | / _ \ | |_ Actor *
* | |___ / ___ \| _| Framework *
* \____/_/ \_|_| *
* *
* Copyright (C) 2011 - 2017 *
* Dominik Charousset <dominik.charousset (at) haw-hamburg.de> *
* *
* Distributed under the terms and conditions of the BSD 3-Clause License or *
* (at your option) under the terms and conditions of the Boost Software *
* License 1.0. See accompanying files LICENSE and LICENSE_ALTERNATIVE. *
* *
* If you did not receive a copy of the license files, see *
* http://opensource.org/licenses/BSD-3-Clause and *
* http://www.boost.org/LICENSE_1_0.txt. *
******************************************************************************/
#ifndef CAF_STREAM_SOURCE_DRIVER_HPP
#define CAF_STREAM_SOURCE_DRIVER_HPP
#include <tuple>
#include "caf/fwd.hpp"
namespace
caf
{
/// Identifies an unbound sequence of messages.
template
<
class
Output
,
class
...
HandshakeData
>
class
stream_source_driver
{
public:
// -- member types -----------------------------------------------------------
using
output_type
=
Output
;
using
stream_type
=
stream
<
output_type
>
;
using
annotated_stream_type
=
annotated_stream
<
output_type
,
HandshakeData
...
>
;
using
handshake_tuple_type
=
std
::
tuple
<
stream_type
,
HandshakeData
...
>
;
// -- constructors, destructors, and assignment operators --------------------
virtual
~
stream_source_driver
()
{
// nop
}
// -- virtual functions ------------------------------------------------------
/// Cleans up any state.
virtual
void
finalize
()
{
// nop
}
// -- pure virtual functions -------------------------------------------------
/// Generates handshake data for the next actor in the pipeline.
virtual
handshake_tuple_type
make_handshake
()
const
=
0
;
/// Generates more stream elements.
virtual
void
pull
(
downstream
<
output_type
>&
out
,
size_t
num
)
=
0
;
/// Returns `true` if the source is done sending, otherwise `false`.
virtual
bool
done
()
const
noexcept
=
0
;
};
}
// namespace caf
#endif // CAF_STREAM_SOURCE_DRIVER_HPP
libcaf_core/caf/stream_stage_driver.hpp
0 → 100644
View file @
16351b4a
/******************************************************************************
* ____ _ _____ *
* / ___| / \ | ___| C++ *
* | | / _ \ | |_ Actor *
* | |___ / ___ \| _| Framework *
* \____/_/ \_|_| *
* *
* Copyright (C) 2011 - 2017 *
* Dominik Charousset <dominik.charousset (at) haw-hamburg.de> *
* *
* Distributed under the terms and conditions of the BSD 3-Clause License or *
* (at your option) under the terms and conditions of the Boost Software *
* License 1.0. See accompanying files LICENSE and LICENSE_ALTERNATIVE. *
* *
* If you did not receive a copy of the license files, see *
* http://opensource.org/licenses/BSD-3-Clause and *
* http://www.boost.org/LICENSE_1_0.txt. *
******************************************************************************/
#ifndef CAF_STREAM_STAGE_DRIVER_HPP
#define CAF_STREAM_STAGE_DRIVER_HPP
#include <tuple>
#include <vector>
#include "caf/fwd.hpp"
namespace
caf
{
/// Identifies an unbound sequence of messages.
template
<
class
Input
,
class
Output
,
class
...
HandshakeData
>
class
stream_stage_driver
{
public:
// -- member types -----------------------------------------------------------
using
input_type
=
Input
;
using
output_type
=
Output
;
using
stream_type
=
stream
<
output_type
>
;
using
annotated_stream_type
=
annotated_stream
<
output_type
,
HandshakeData
...
>
;
using
handshake_tuple_type
=
std
::
tuple
<
stream_type
,
HandshakeData
...
>
;
// -- constructors, destructors, and assignment operators --------------------
virtual
~
stream_stage_driver
()
{
// nop
}
// -- virtual functions ------------------------------------------------------
/// Cleans up any state.
virtual
void
finalize
()
{
// nop
}
// -- pure virtual functions -------------------------------------------------
/// Generates handshake data for the next actor in the pipeline.
virtual
handshake_tuple_type
make_handshake
()
const
=
0
;
/// Processes a single batch.
virtual
void
process
(
std
::
vector
<
input_type
>&&
batch
,
downstream
<
output_type
>&
out
)
=
0
;
};
}
// namespace caf
#endif // CAF_STREAM_STAGE_DRIVER_HPP
libcaf_core/caf/stream_stage_trait.hpp
View file @
16351b4a
...
@@ -19,11 +19,39 @@
...
@@ -19,11 +19,39 @@
#ifndef CAF_STREAM_STAGE_TRAIT_HPP
#ifndef CAF_STREAM_STAGE_TRAIT_HPP
#define CAF_STREAM_STAGE_TRAIT_HPP
#define CAF_STREAM_STAGE_TRAIT_HPP
#include <vector>
#include "caf/fwd.hpp"
#include "caf/fwd.hpp"
#include "caf/detail/type_traits.hpp"
#include "caf/detail/type_traits.hpp"
namespace
caf
{
namespace
caf
{
namespace
detail
{
// -- invoke helper to support element-wise and batch-wise processing ----------
struct
stream_stage_trait_invoke_one
{
template
<
class
F
,
class
State
,
class
In
,
class
Out
>
static
void
invoke
(
F
&
f
,
State
&
st
,
std
::
vector
<
In
>&&
xs
,
downstream
<
Out
>&
out
)
{
for
(
auto
&
x
:
xs
)
f
(
st
,
out
,
std
::
move
(
x
));
}
};
struct
stream_stage_trait_invoke_all
{
template
<
class
F
,
class
State
,
class
In
,
class
Out
>
static
void
invoke
(
F
&
f
,
State
&
st
,
std
::
vector
<
In
>&&
xs
,
downstream
<
Out
>&
out
)
{
f
(
st
,
std
::
move
(
xs
),
out
);
}
};
}
// namespace detail
// -- trait implementation -----------------------------------------------------
template
<
class
F
>
template
<
class
F
>
struct
stream_stage_trait
;
struct
stream_stage_trait
;
...
@@ -32,8 +60,19 @@ struct stream_stage_trait<void (State&, downstream<Out>&, In)> {
...
@@ -32,8 +60,19 @@ struct stream_stage_trait<void (State&, downstream<Out>&, In)> {
using
state
=
State
;
using
state
=
State
;
using
input
=
In
;
using
input
=
In
;
using
output
=
Out
;
using
output
=
Out
;
using
invoke
=
detail
::
stream_stage_trait_invoke_one
;
};
template
<
class
State
,
class
In
,
class
Out
>
struct
stream_stage_trait
<
void
(
State
&
,
std
::
vector
<
In
>&&
,
downstream
<
Out
>&
)
>
{
using
state
=
State
;
using
input
=
In
;
using
output
=
Out
;
using
invoke
=
detail
::
stream_stage_trait_invoke_all
;
};
};
// -- convenience alias --------------------------------------------------------
template
<
class
F
>
template
<
class
F
>
using
stream_stage_trait_t
=
using
stream_stage_trait_t
=
stream_stage_trait
<
typename
detail
::
get_callable_trait
<
F
>::
fun_sig
>
;
stream_stage_trait
<
typename
detail
::
get_callable_trait
<
F
>::
fun_sig
>
;
...
...
libcaf_core/src/outbound_path.cpp
View file @
16351b4a
...
@@ -18,10 +18,10 @@
...
@@ -18,10 +18,10 @@
#include "caf/outbound_path.hpp"
#include "caf/outbound_path.hpp"
#include "caf/
send
.hpp"
#include "caf/
local_actor
.hpp"
#include "caf/logger.hpp"
#include "caf/logger.hpp"
#include "caf/no_stages.hpp"
#include "caf/no_stages.hpp"
#include "caf/
local_actor
.hpp"
#include "caf/
send
.hpp"
namespace
caf
{
namespace
caf
{
...
@@ -40,6 +40,17 @@ outbound_path::~outbound_path() {
...
@@ -40,6 +40,17 @@ outbound_path::~outbound_path() {
// nop
// nop
}
}
void
outbound_path
::
emit_open
(
local_actor
*
self
,
stream_slot
slot
,
strong_actor_ptr
to
,
message
handshake_data
,
stream_priority
prio
,
bool
is_redeployable
)
{
CAF_ASSERT
(
self
!=
nullptr
);
CAF_ASSERT
(
to
!=
nullptr
);
// TODO: attach an aborter to `to`
unsafe_send_as
(
self
,
to
,
open_stream_msg
{
slot
,
std
::
move
(
handshake_data
),
self
->
ctrl
(),
nullptr
,
prio
,
is_redeployable
});
}
void
outbound_path
::
emit_batch
(
local_actor
*
self
,
long
xs_size
,
message
xs
)
{
void
outbound_path
::
emit_batch
(
local_actor
*
self
,
long
xs_size
,
message
xs
)
{
CAF_ASSERT
(
open_credit
>=
xs_size
);
CAF_ASSERT
(
open_credit
>=
xs_size
);
open_credit
-=
xs_size
;
open_credit
-=
xs_size
;
...
...
libcaf_core/src/scheduled_actor.cpp
View file @
16351b4a
...
@@ -671,6 +671,18 @@ void scheduled_actor::push_to_cache(mailbox_element_ptr ptr) {
...
@@ -671,6 +671,18 @@ void scheduled_actor::push_to_cache(mailbox_element_ptr ptr) {
q
->
cache
().
push_back
(
ptr
.
release
());
q
->
cache
().
push_back
(
ptr
.
release
());
}
}
stream_slot
scheduled_actor
::
next_slot
()
{
stream_slot
result
=
0
;
auto
nslot
=
[](
stream_slot
x
)
->
stream_slot
{
return
x
+
1
;
};
if
(
!
stream_managers_
.
empty
())
result
=
std
::
max
(
nslot
(
stream_managers_
.
rbegin
()
->
first
.
receiver
),
result
);
if
(
!
pending_stream_managers_
.
empty
())
result
=
std
::
max
(
nslot
(
pending_stream_managers_
.
rbegin
()
->
first
),
result
);
return
result
;
}
/*
/*
bool scheduled_actor::handle_stream_msg(mailbox_element& x,
bool scheduled_actor::handle_stream_msg(mailbox_element& x,
behavior* active_behavior) {
behavior* active_behavior) {
...
...
libcaf_core/test/native_streaming_classes.cpp
View file @
16351b4a
...
@@ -46,7 +46,10 @@
...
@@ -46,7 +46,10 @@
#include "caf/send.hpp"
#include "caf/send.hpp"
#include "caf/stream_manager.hpp"
#include "caf/stream_manager.hpp"
#include "caf/stream_scatterer.hpp"
#include "caf/stream_scatterer.hpp"
#include "caf/stream_sink_driver.hpp"
#include "caf/stream_slot.hpp"
#include "caf/stream_slot.hpp"
#include "caf/stream_source_driver.hpp"
#include "caf/stream_stage_driver.hpp"
#include "caf/system_messages.hpp"
#include "caf/system_messages.hpp"
#include "caf/upstream_msg.hpp"
#include "caf/upstream_msg.hpp"
#include "caf/variant.hpp"
#include "caf/variant.hpp"
...
@@ -314,22 +317,32 @@ public:
...
@@ -314,22 +317,32 @@ public:
auto
slot
=
next_slot_
++
;
auto
slot
=
next_slot_
++
;
CAF_MESSAGE
(
name_
<<
" starts streaming to "
<<
ref
.
name
()
CAF_MESSAGE
(
name_
<<
" starts streaming to "
<<
ref
.
name
()
<<
" on slot "
<<
slot
);
<<
" on slot "
<<
slot
);
strong_actor_ptr
to
=
ref
.
ctrl
();
outbound_path
::
emit_open
(
this
,
slot
,
ref
.
ctrl
(),
make_message
(),
send
(
to
,
open_stream_msg
{
slot
,
make_message
(),
ctrl
(),
nullptr
,
stream_priority
::
normal
,
false
);
stream_priority
::
normal
,
false
});
struct
driver
final
:
public
stream_source_driver
<
int
>
{
auto
init
=
[](
int
&
x
)
{
public:
x
=
0
;
driver
(
int
sentinel
)
:
x_
(
0
),
sentinel_
(
sentinel
)
{
};
// nop
auto
f
=
[
=
](
int
&
x
,
downstream
<
int
>&
out
,
size_t
hint
)
{
}
auto
y
=
std
::
min
(
num_messages
,
x
+
static_cast
<
int
>
(
hint
));
while
(
x
<
y
)
handshake_tuple_type
make_handshake
()
const
override
{
out
.
push
(
x
++
);
return
std
::
make_tuple
(
none
);
};
}
auto
fin
=
[
=
](
const
int
&
x
)
{
return
x
==
num_messages
;
void
pull
(
downstream
<
int
>&
out
,
size_t
hint
)
override
{
auto
y
=
std
::
min
(
sentinel_
,
x_
+
static_cast
<
int
>
(
hint
));
while
(
x_
<
y
)
out
.
push
(
x_
++
);
}
bool
done
()
const
noexcept
override
{
return
x_
==
sentinel_
;
}
private:
int
x_
;
int
sentinel_
;
};
};
policy
::
arg
<
broadcast_scatterer
<
int
>>
token
;
auto
ptr
=
detail
::
make_stream_source
<
driver
>
(
this
,
num_messages
);
auto
ptr
=
detail
::
make_stream_source
(
this
,
init
,
f
,
fin
,
token
);
ptr
->
generate_messages
();
ptr
->
generate_messages
();
pending_managers_
.
emplace
(
slot
,
std
::
move
(
ptr
));
pending_managers_
.
emplace
(
slot
,
std
::
move
(
ptr
));
}
}
...
@@ -341,19 +354,24 @@ public:
...
@@ -341,19 +354,24 @@ public:
strong_actor_ptr
to
=
ref
.
ctrl
();
strong_actor_ptr
to
=
ref
.
ctrl
();
send
(
to
,
open_stream_msg
{
slot
,
make_message
(),
ctrl
(),
nullptr
,
send
(
to
,
open_stream_msg
{
slot
,
make_message
(),
ctrl
(),
nullptr
,
stream_priority
::
normal
,
false
});
stream_priority
::
normal
,
false
});
using
log_ptr
=
vector
<
int
>*
;
struct
driver
final
:
public
stream_stage_driver
<
int
,
int
>
{
auto
init
=
[
&
](
log_ptr
&
ptr
)
{
public:
ptr
=
&
data
;
driver
(
vector
<
int
>*
log
)
:
log_
(
log
)
{
};
// nop
auto
f
=
[](
log_ptr
&
ptr
,
downstream
<
int
>&
out
,
int
x
)
{
}
ptr
->
push_back
(
x
);
out
.
push
(
x
);
handshake_tuple_type
make_handshake
()
const
override
{
};
return
std
::
make_tuple
(
none
);
auto
cleanup
=
[](
log_ptr
&
)
{
}
// nop
void
process
(
vector
<
int
>&&
batch
,
downstream
<
int
>&
out
)
override
{
log_
->
insert
(
log_
->
end
(),
batch
.
begin
(),
batch
.
end
());
out
.
append
(
batch
.
begin
(),
batch
.
end
());
}
private:
vector
<
int
>*
log_
;
};
};
policy
::
arg
<
broadcast_scatterer
<
int
>>
token
;
forwarder
=
detail
::
make_stream_stage
<
driver
>
(
this
,
&
data
);
forwarder
=
detail
::
make_stream_stage
(
this
,
init
,
f
,
cleanup
,
token
);
pending_managers_
.
emplace
(
slot
,
forwarder
);
pending_managers_
.
emplace
(
slot
,
forwarder
);
}
}
...
@@ -367,20 +385,20 @@ public:
...
@@ -367,20 +385,20 @@ public:
// was called and we run as a stage.
// was called and we run as a stage.
auto
mgr
=
forwarder
;
auto
mgr
=
forwarder
;
if
(
mgr
==
nullptr
)
{
if
(
mgr
==
nullptr
)
{
using
log_ptr
=
vector
<
int
>*
;
struct
driver
final
:
public
stream_sink_driver
<
int
>
{
auto
init
=
[
&
](
log_ptr
&
ptr
)
{
public:
ptr
=
&
data
;
driver
(
std
::
vector
<
int
>*
log
)
:
log_
(
log
)
{
};
// nop
auto
f
=
[](
log_ptr
&
ptr
,
int
x
)
{
}
ptr
->
push_back
(
x
);
};
void
process
(
std
::
vector
<
int
>&&
xs
)
override
{
auto
fin
=
[](
log_ptr
&
)
{
log_
->
insert
(
log_
->
end
(),
xs
.
begin
(),
xs
.
end
());
// nop
}
private:
vector
<
int
>*
log_
;
};
};
mgr
=
detail
::
make_stream_sink
(
this
,
std
::
move
(
init
),
std
::
move
(
f
),
mgr
=
detail
::
make_stream_sink
<
driver
>
(
this
,
&
data
);
std
::
move
(
fin
));
}
}
// mgr->out().add_path(id, hs.prev_stage);
managers_
.
emplace
(
id
,
mgr
);
managers_
.
emplace
(
id
,
mgr
);
// Create a new queue in the mailbox for incoming traffic.
// Create a new queue in the mailbox for incoming traffic.
auto
ip
=
new
inbound_path
(
mgr
,
id
,
hs
.
prev_stage
);
auto
ip
=
new
inbound_path
(
mgr
,
id
,
hs
.
prev_stage
);
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment