本文整理汇总了C++中boost::container::vector::clear方法的典型用法代码示例。如果您正苦于以下问题：C++ vector::clear方法的具体用法？C++ vector::clear怎么用？C++ vector::clear使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类boost::container::vector的用法示例。
在下文中一共展示了vector::clear方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: ri
// The 'self' parameter is for keeping the current Group object alive while this thread is running.
void
Group::finalizeRestart(GroupPtr self,
Options oldOptions,
Options newOptions, RestartMethod method,
SpawningKit::FactoryPtr spawningKitFactory,
unsigned int restartsInitiated,
boost::container::vector<Callback> postLockActions)
{
TRACE_POINT();
Pool::runAllActions(postLockActions);
postLockActions.clear();
this_thread::disable_interruption di;
this_thread::disable_syscall_interruption dsi;
// Create a new spawner.
Options spawnerOptions = oldOptions;
resetOptions(newOptions, &spawnerOptions);
SpawningKit::SpawnerPtr newSpawner = spawningKitFactory->create(spawnerOptions);
SpawningKit::SpawnerPtr oldSpawner;
UPDATE_TRACE_POINT();
Pool *pool = getPool();
Pool::DebugSupportPtr debug = pool->debugSupport;
if (debug != NULL && debug->restarting) {
this_thread::restore_interruption ri(di);
this_thread::restore_syscall_interruption rsi(dsi);
this_thread::interruption_point();
debug->debugger->send("About to end restarting");
debug->messages->recv("Finish restarting");
}
ScopedLock l(pool->syncher);
if (!isAlive()) {
P_DEBUG("Group " << getName() << " is shutting down, so aborting restart");
return;
}
if (restartsInitiated != this->restartsInitiated) {
// Before this restart could be finalized, another restart command was given.
// The spawner we just created might be out of date now so we abort.
P_DEBUG("Restart of group " << getName() << " aborted because a new restart was initiated concurrently");
if (debug != NULL && debug->restarting) {
debug->debugger->send("Restarting aborted");
}
return;
}
// Run some sanity checks.
pool->fullVerifyInvariants();
assert(m_restarting);
UPDATE_TRACE_POINT();
// Atomically swap the new spawner with the old one.
resetOptions(newOptions);
oldSpawner = spawner;
spawner = newSpawner;
m_restarting = false;
if (shouldSpawn()) {
spawn();
} else if (isWaitingForCapacity()) {
P_INFO("Group " << getName() << " is waiting for capacity to become available. "
"Trying to shutdown another idle process to free capacity...");
if (pool->forceFreeCapacity(this, postLockActions) != NULL) {
spawn();
} else {
P_INFO("There are no processes right now that are eligible "
"for shutdown. Will try again later.");
}
}
verifyInvariants();
l.unlock();
oldSpawner.reset();
Pool::runAllActions(postLockActions);
P_DEBUG("Restart of group " << getName() << " done");
if (debug != NULL && debug->restarting) {
debug->debugger->send("Restarting done");
}
}