This source file includes following definitions.
- GetUserData
- SetUserData
- RemoveUserData
- DetachUserDataThread
#include "base/supports_user_data.h"
namespace base {
SupportsUserData::SupportsUserData() {
thread_checker_.DetachFromThread();
}
SupportsUserData::Data* SupportsUserData::GetUserData(const void* key) const {
DCHECK(thread_checker_.CalledOnValidThread());
DataMap::const_iterator found = user_data_.find(key);
if (found != user_data_.end())
return found->second.get();
return NULL;
}
void SupportsUserData::SetUserData(const void* key, Data* data) {
DCHECK(thread_checker_.CalledOnValidThread());
user_data_[key] = linked_ptr<Data>(data);
}
void SupportsUserData::RemoveUserData(const void* key) {
DCHECK(thread_checker_.CalledOnValidThread());
user_data_.erase(key);
}
void SupportsUserData::DetachUserDataThread() {
thread_checker_.DetachFromThread();
}
SupportsUserData::~SupportsUserData() {
DCHECK(thread_checker_.CalledOnValidThread() || user_data_.empty());
}
}