import { ExecRenderBaseCommand } from "../../lib/basecommands/ExecRenderBaseCommand.js";
import { ReactNode } from "react";
export declare class UpgradeApp extends ExecRenderBaseCommand<typeof UpgradeApp, void> {
    static description: string;
    static args: {
        "installation-id": import("@oclif/core/interfaces").Arg<string>;
    };
    static flags: {
        wait: import("@oclif/core/interfaces").BooleanFlag<boolean>;
        "wait-timeout": import("@oclif/core/interfaces").OptionFlag<import("../../lib/units/Duration.js").default, import("@oclif/core/interfaces").CustomOptions>;
        quiet: import("@oclif/core/interfaces").BooleanFlag<boolean>;
        "project-id": import("@oclif/core/interfaces").OptionFlag<string>;
        "target-version": import("@oclif/core/interfaces").OptionFlag<string | undefined, import("@oclif/core/interfaces").CustomOptions>;
        force: import("@oclif/core/interfaces").BooleanFlag<boolean>;
    };
    protected exec(): Promise<void>;
    /**
     * Determines the target application version based on the provided input and
     * available upgrade candidates.
     *
     * @param currentApp The current application instance.
     * @param currentAppVersion The current version of the application.
     * @param targetAppVersionCandidates List of potential target application
     *   versions.
     * @param process The process renderer to handle user interactions and display
     *   information.
     * @returns The determined target application version, or undefined if not
     *   resolved.
     */
    private determineTargetAppVersion;
    protected render(): ReactNode;
}