I/O event notification.
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#include <ktsocket.h>
List of all members.
Public Member Functions |
| | Poller () |
| | Default constructor.
|
| | ~Poller () |
| | Destructor.
|
| const char * | error () |
| | Get the last happened error information.
|
| bool | open () |
| | Open the poller.
|
| bool | close () |
| | Close the poller.
|
| bool | deposit (Pollable *event) |
| | Add a pollable I/O event to the monitored list.
|
| bool | withdraw (Pollable *event) |
| | Remove a pollable I/O from the monitored list.
|
| Pollable * | next () |
| | Fetch the next notified I/O event.
|
| bool | undo (Pollable *event) |
| | Enable the next notification of a pollable event.
|
| bool | wait (double timeout=-1) |
| | Wait one or more notifying events.
|
| bool | flush () |
| | Notify all registered events.
|
| int64_t | count () |
| | Get the number of events to watch.
|
| bool | abort () |
| | Abort the current operation.
|
Detailed Description
Constructor & Destructor Documentation
| kyototycoon::Poller::Poller |
( |
| ) |
[explicit] |
| kyototycoon::Poller::~Poller |
( |
| ) |
|
Member Function Documentation
| const char* kyototycoon::Poller::error |
( |
| ) |
|
Get the last happened error information.
- Returns:
- the last happened error information.
| bool kyototycoon::Poller::open |
( |
| ) |
|
Open the poller.
- Returns:
- true on success, or false on failure.
| bool kyototycoon::Poller::close |
( |
| ) |
|
Close the poller.
- Returns:
- true on success, or false on failure.
| bool kyototycoon::Poller::deposit |
( |
Pollable * |
event | ) |
|
Add a pollable I/O event to the monitored list.
- Parameters:
-
| event | the pollable event object. |
- Returns:
- true on success, or false on failure.
| bool kyototycoon::Poller::withdraw |
( |
Pollable * |
event | ) |
|
Remove a pollable I/O from the monitored list.
- Parameters:
-
| event | the pollable event object. |
- Returns:
- true on success, or false on failure.
Fetch the next notified I/O event.
- Returns:
- the event object, or NULL on failure.
| bool kyototycoon::Poller::undo |
( |
Pollable * |
event | ) |
|
Enable the next notification of a pollable event.
- Parameters:
-
| event | the pollable event object. |
- Returns:
- true on success, or false on failure.
| bool kyototycoon::Poller::wait |
( |
double |
timeout = -1 | ) |
|
Wait one or more notifying events.
- Parameters:
-
| timeout | the timeout in seconds. If it is not more than 0, no timeout is specified. |
- Returns:
- true on success, or false on failure.
| bool kyototycoon::Poller::flush |
( |
| ) |
|
Notify all registered events.
- Returns:
- true on success, or false on failure.
| int64_t kyototycoon::Poller::count |
( |
| ) |
|
Get the number of events to watch.
- Returns:
- the number of events to watch, or -1 on failure.
| bool kyototycoon::Poller::abort |
( |
| ) |
|
Abort the current operation.
- Returns:
- true on success, or false on failure.
