import { FeatureFlagsKeysEnum, IFeatureFlagContext, IFeatureFlagsService, IContextualFeatureFlag, IGlobalFeatureFlag } from './types';
export declare enum FeatureFlagsProvidersEnum {
    LAUNCH_DARKLY = "LaunchDarkly"
}
export declare class FeatureFlagsService {
    service: IFeatureFlagsService;
    initialize(): Promise<void>;
    gracefullyShutdown(): Promise<void>;
    getWithContext<T>(contextualFeatureFlag: IContextualFeatureFlag<T>): Promise<T>;
    getGlobal<T>(globalFeatureFlag: IGlobalFeatureFlag<T>): Promise<T>;
    get<T>(key: FeatureFlagsKeysEnum, defaultValue: T, context: IFeatureFlagContext): Promise<T>;
    private isServiceEnabled;
}
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