interface ToolOutput {
    toolCallId: string;
    data: unknown;
    sessionId?: string;
}
/**
 * ToolOutputManager handles storage and retrieval of tool execution results
 * Works on both client and server side with mutex protection for concurrent access
 */
export declare class ToolOutputManager {
    private toolOutputs;
    private mutex;
    private currentSessionId;
    /**
     * Start a new request session to track tool outputs for this specific request
     */
    startSession(): Promise<string>;
    /**
     * End the current request session
     */
    endSession(): Promise<void>;
    /**
     * Add a tool output to the manager
     * @param toolCallId - Unique identifier for the tool call
     * @param data - Data returned by the tool
     */
    addToolOutput(toolCallId: string, data: unknown): Promise<void>;
    /**
     * Get the most recent tool output
     * @returns The last tool output or null if none exists
     */
    getLastToolOutput(): Promise<ToolOutput | null>;
    /**
     * Get the most recent tool output from the current session only
     * @returns The last tool output from current session or null if none exists
     */
    getLastToolOutputFromCurrentSession(): Promise<ToolOutput | null>;
    /**
     * Check if there are any tool outputs from the current session
     * @returns True if there are tool outputs from current session, false otherwise
     */
    hasToolOutputsInCurrentSession(): Promise<boolean>;
    /**
     * Get all tool outputs from the current session
     * @returns Array of tool outputs from current session
     */
    getToolOutputsFromCurrentSession(): Promise<ToolOutput[]>;
    /**
     * Find data by dataset name from all stored tool outputs
     * Searches through all tool outputs for objects containing the dataset name as a key
     * @param datasetName - Name of the dataset to search for
     * @returns The data associated with the dataset name, or null if not found
     */
    findDataByDatasetName(datasetName: string): Promise<unknown | null>;
    /**
     * Get all tool outputs (for debugging/admin purposes)
     * @returns Array of all tool outputs
     */
    getAllToolOutputs(): Promise<ToolOutput[]>;
    /**
     * Clear all tool outputs
     */
    clearAll(): Promise<void>;
    /**
     * Check if there are any tool outputs stored
     * @returns True if there are tool outputs, false otherwise
     */
    hasToolOutputs(): Promise<boolean>;
    /**
     * Create an onToolCompleted callback function for use with tools
     * @returns A callback function that can be used with tool configurations
     */
    createOnToolCompletedCallback(): (toolCallId: string, data?: unknown) => Promise<void>;
}
export {};