import type { CryptoOperations, HealthMonitoring, KeyManagement, RequestContext, SignatureOperations } from '../interfaces/core.js';
import type { DecryptionRequest, EncryptionRequest, EncryptionResult, HealthCheck, KeyMetadata, SignatureRequest, SignatureResult, VerificationRequest } from '../types.js';
/**
 * Base decorator for CryptoOperations
 * Provides template for adding cross-cutting concerns (logging, metrics, policy, etc.)
 */
export declare abstract class CryptoOperationsDecorator implements CryptoOperations {
    protected readonly wrapped: CryptoOperations;
    constructor(wrapped: CryptoOperations);
    encrypt(request: EncryptionRequest & RequestContext): Promise<EncryptionResult>;
    decrypt(request: DecryptionRequest & RequestContext): Promise<Uint8Array>;
}
/**
 * Base decorator for SignatureOperations
 * Provides template for adding cross-cutting concerns
 */
export declare abstract class SignatureOperationsDecorator implements SignatureOperations {
    protected readonly wrapped: SignatureOperations;
    constructor(wrapped: SignatureOperations);
    sign(request: SignatureRequest & RequestContext): Promise<SignatureResult>;
    verify(request: VerificationRequest & RequestContext): Promise<boolean>;
}
/**
 * Base decorator for KeyManagement
 * Provides template for adding cross-cutting concerns
 */
export declare abstract class KeyManagementDecorator implements KeyManagement {
    protected readonly wrapped: KeyManagement;
    constructor(wrapped: KeyManagement);
    generateKey(): Promise<KeyMetadata>;
    rotateKey(keyId: string): Promise<KeyMetadata>;
    getKeyMetadata(keyId: string): Promise<KeyMetadata>;
}
/**
 * Base decorator for HealthMonitoring
 * Provides template for adding cross-cutting concerns
 */
export declare abstract class HealthMonitoringDecorator implements HealthMonitoring {
    protected readonly wrapped: HealthMonitoring;
    constructor(wrapped: HealthMonitoring);
    healthCheck(): Promise<HealthCheck>;
}
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