import { EventEmitter } from 'events';
import { AgentTask, TaskResult, ExecutionPlan } from '../types/orchestrator';
import { AgentManagementService } from './agent-management';
export declare class TaskExecutionService extends EventEmitter {
    private agentManager;
    private logger;
    private activeTasks;
    private taskQueue;
    constructor(agentManager: AgentManagementService);
    createExecutionPlan(tasks: AgentTask[]): ExecutionPlan;
    executeAgentPlan(executionPlan: ExecutionPlan): Promise<TaskResult[]>;
    executeAgentTask(taskId: string, agentId: string): Promise<TaskResult>;
    private simulateTaskExecution;
    addTask(task: AgentTask): void;
    getTask(taskId: string): AgentTask | undefined;
    cancelTask(taskId: string): boolean;
    getStatistics(): {
        totalTasks: number;
        completed: number;
        failed: number;
        running: number;
        pending: number;
        successRate: number;
        queueSize: number;
    };
    cleanupTasks(maxAge?: number): number;
    shutdown(): Promise<void>;
}
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