export declare class InfrastructureApi { addActiveAisConnection(url?: string): string addPassiveAisConnection(url?: string): string addReadReplicaAisConnection(url?: string): string deleteAisConnectionByUrl(url?: string): boolean deleteAllAisConnections(): void disableAis(temporary?: boolean): void enableAis(): void initAis(): void requestAis(): boolean setAisEventQueueWritable(writable?: boolean): void setAisPartition(partitionId?: string): void setAisServerWritable(writable?: boolean): void testAisConnection(sysId?: string, timeoutInSecond?: number): boolean constructor() }