import { AgentStatus } from '@multimodal/agent-interface';
/**
 * Controls the execution state of an Agent and manages abort functionality
 *
 * This class provides:
 * 1. Status management to prevent concurrent executions
 * 2. Abort signal handling to cancel running tasks
 * 3. Cleanup hooks for proper resource management
 */
export declare class AgentExecutionController {
    private abortController;
    private status;
    private logger;
    private cleanupHandlers;
    /**
     * Get the current execution status
     */
    getStatus(): AgentStatus;
    /**
     * Check if the agent is currently executing
     */
    isExecuting(): boolean;
    /**
     * Get the current abort signal
     * @returns The current abort signal or undefined if not executing
     */
    getAbortSignal(): AbortSignal | undefined;
    /**
     * Begin a new execution session
     * @returns abort signal for the new session
     * @throws Error if another execution is already in progress
     */
    beginExecution(): AbortSignal;
    /**
     * End the current execution session
     * @param status The final status to set
     */
    endExecution(status?: AgentStatus): Promise<void>;
    /**
     * Abort the current execution
     * @returns True if execution was aborted, false if there was no execution to abort
     */
    abort(): boolean;
    /**
     * Register a cleanup handler to be called when execution ends
     * @param handler Function to call during cleanup
     */
    registerCleanupHandler(handler: () => Promise<void> | void): void;
    /**
     * Check if the current execution has been aborted
     */
    isAborted(): boolean;
}
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