import { DynamoDBClient } from '@aws-sdk/client-dynamodb';
import { TimeProvider } from '@paradoxical-io/common';
import { Lock, LockApi } from '@paradoxical-io/common-server';
import { EpochSeconds } from '@paradoxical-io/types';
import { Monitoring } from '../monitoring';
import { DynamoDao } from './mapper';
import { DynamoTableName } from './util';
export declare class DynamoLock implements LockApi {
    private readonly dynamo;
    private readonly tableName;
    private readonly timeProvider;
    private readonly logger;
    constructor({ dynamo, tableName, timeProvider, monitoring, }: {
        dynamo?: DynamoDBClient;
        tableName: DynamoTableName;
        timeProvider?: TimeProvider;
        monitoring?: Monitoring;
    });
    tryAcquire(key: string, timeoutSeconds: number): Promise<Lock | undefined>;
}
interface DynamoLockEntry {
    key: string;
    expiresAt: EpochSeconds;
}
export declare class DynamoLockEntryDao implements DynamoLockEntry, DynamoDao {
    key: string;
    expiresAt: EpochSeconds;
}
export {};
//# sourceMappingURL=dynamoLock.d.ts.map