This source file includes following definitions.
- helper_
- OnNewValue
- EnforceAndReport
#include "chrome/browser/prefs/tracked/tracked_atomic_preference.h"
#include "base/values.h"
#include "chrome/browser/prefs/pref_hash_store_transaction.h"
TrackedAtomicPreference::TrackedAtomicPreference(
const std::string& pref_path,
size_t reporting_id,
size_t reporting_ids_count,
PrefHashFilter::EnforcementLevel enforcement_level)
: pref_path_(pref_path),
helper_(pref_path, reporting_id, reporting_ids_count, enforcement_level) {
}
void TrackedAtomicPreference::OnNewValue(
const base::Value* value,
PrefHashStoreTransaction* transaction) const {
transaction->StoreHash(pref_path_, value);
}
bool TrackedAtomicPreference::EnforceAndReport(
base::DictionaryValue* pref_store_contents,
PrefHashStoreTransaction* transaction) const {
const base::Value* value = NULL;
pref_store_contents->Get(pref_path_, &value);
PrefHashStoreTransaction::ValueState value_state =
transaction->CheckValue(pref_path_, value);
helper_.ReportValidationResult(value_state);
TrackedPreferenceHelper::ResetAction reset_action =
helper_.GetAction(value_state);
helper_.ReportAction(reset_action);
bool was_reset = false;
if (reset_action == TrackedPreferenceHelper::DO_RESET) {
pref_store_contents->RemovePath(pref_path_, NULL);
was_reset = true;
}
if (value_state != PrefHashStoreTransaction::UNCHANGED) {
const base::Value* new_value = NULL;
pref_store_contents->Get(pref_path_, &new_value);
transaction->StoreHash(pref_path_, new_value);
}
return was_reset;
}