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rocksdb/utilities/transactions/lock/range/range_lock_manager.h

30 lines
847 B

//
// Generic definitions for a Range-based Lock Manager
//
#pragma once
#ifndef ROCKSDB_LITE
#include "utilities/transactions/lock/lock_manager.h"
namespace ROCKSDB_NAMESPACE {
/*
A base class for all Range-based lock managers
See also class RangeLockManagerHandle in
include/rocksdb/utilities/transaction_db.h
*/
class RangeLockManagerBase : public LockManager {
public:
// Geting a point lock is reduced to getting a range lock on a single-point
// range
using LockManager::TryLock;
Status TryLock(PessimisticTransaction* txn, ColumnFamilyId column_family_id,
const std::string& key, Env* env, bool exclusive) override {
Endpoint endp(key.data(), key.size(), false);
return TryLock(txn, column_family_id, endp, endp, env, exclusive);
}
};
} // namespace ROCKSDB_NAMESPACE
#endif // ROCKSDB_LITE