import { BaseToolHandler } from '../base-handler.js';
import type { Tool } from '@modelcontextprotocol/sdk/types.js';
export declare class GraphQLHandler extends BaseToolHandler {
    tools: Tool[];
    handle(toolName: string, args: any, sessions: Map<string, any>): Promise<any>;
    private traceGraphQLQueries;
    private analyzeQueryPerformance;
    private validateSchemaUsage;
    private debugResolverErrors;
    private monitorQueryComplexity;
    private inspectGraphQLCache;
    private getOperationTypeDistribution;
    private evaluateCacheEffectiveness;
    private generateCacheKey;
}
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