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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "mojo/system/simple_dispatcher.h"
#include "base/logging.h"
namespace mojo {
namespace system {
SimpleDispatcher::SimpleDispatcher() {
}
SimpleDispatcher::~SimpleDispatcher() {
}
void SimpleDispatcher::StateChangedNoLock() {
lock().AssertAcquired();
waiter_list_.AwakeWaitersForStateChange(SatisfiedFlagsNoLock(),
SatisfiableFlagsNoLock());
}
void SimpleDispatcher::CancelAllWaitersNoLock() {
lock().AssertAcquired();
waiter_list_.CancelAllWaiters();
}
MojoResult SimpleDispatcher::AddWaiterImplNoLock(Waiter* waiter,
MojoWaitFlags flags,
MojoResult wake_result) {
lock().AssertAcquired();
if ((flags & SatisfiedFlagsNoLock()))
return MOJO_RESULT_ALREADY_EXISTS;
if (!(flags & SatisfiableFlagsNoLock()))
return MOJO_RESULT_FAILED_PRECONDITION;
waiter_list_.AddWaiter(waiter, flags, wake_result);
return MOJO_RESULT_OK;
}
void SimpleDispatcher::RemoveWaiterImplNoLock(Waiter* waiter) {
lock().AssertAcquired();
waiter_list_.RemoveWaiter(waiter);
}
} // namespace system
} // namespace mojo
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