import type { ServiceMigrationBackup, ServiceMigrationJournal, ServiceMigrationPort, ServiceMigrationRecord } from "./service-migration-types.js";
/**
 * 调用方必须在整个调用期间持有服务级排他锁（不是新manager需要的工作区锁）。
 * 已有记录只供查询；任何冷中断必须另行对账，不从阶段名推断外部动作完成。
 */
export declare class ServiceMigrationTransaction {
    private readonly journal;
    private readonly port;
    private queue;
    constructor(journal: ServiceMigrationJournal, port: ServiceMigrationPort);
    run(id: string, backup: ServiceMigrationBackup): Promise<ServiceMigrationRecord>;
    /** 只接受当前进程刚完成捕获绑定的prepared记录；冷恢复不能调用此方法重放。 */
    runPrepared(record: ServiceMigrationRecord): Promise<ServiceMigrationRecord>;
    private execute;
    private executePrepared;
    private rollback;
    private phase;
    private transition;
    private unknown;
}
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