import { Injector } from './injector';
export interface ClassAnnotation {
    paramTypes: any[];
    metadata: any;
}
export interface ParamAnnotation {
    propertyKey: string | symbol;
    parameterIndex: number;
    metadata: any;
}
export interface PropertyDecoratorContextCallback {
    (instance: any, propertyName: string | symbol, token: any, injector: Injector): void;
}
export interface PropertyAnnotation {
    injectToken: any;
    propertyKey: string | symbol;
    contextCallback: PropertyDecoratorContextCallback;
}
export interface MethodAnnotation {
    methodName: string | symbol;
    params: any[];
}
/**
 * 用于保存 class 的元数据
 */
export declare class Annotations {
    private classes;
    private props;
    private methods;
    private params;
    setClassMetadata(token: any, params: ClassAnnotation): void;
    getClassMetadata(token: any): ClassAnnotation;
    getClassMetadataKeys(): any[];
    pushParamMetadata(token: any, params: ParamAnnotation): void;
    getParamMetadata(token: any): ParamAnnotation[];
    getParamMetadataKeys(): any[];
    getPropMetadataKeys(): any[];
    pushPropMetadata(token: any, params: PropertyAnnotation): void;
    getPropMetadata(token: any): PropertyAnnotation[];
    pushMethodMetadata(token: any, params: MethodAnnotation): void;
    getMethodMetadata(token: any): MethodAnnotation[];
}