import { DataModelInterface } from "../interfaces/datamodel.interface";
/**
 * ModelRegistry - Global singleton for model registration
 *
 * NOT @Injectable because it must be instantiated and populated with models
 * BEFORE NestJS bootstraps. Other services depend on models being registered first.
 */
export declare class ModelRegistry {
    private models;
    private labelNameIndex;
    private typeIndex;
    register(model: DataModelInterface<any>): void;
    get(nodeName: string): DataModelInterface<any> | undefined;
    getByLabelName(labelName: string): DataModelInterface<any> | undefined;
    getByType(type: string): DataModelInterface<any> | undefined;
    resolveModel(identifier: string): DataModelInterface<any> | undefined;
    getAllModels(): DataModelInterface<any>[];
}
/**
 * Global singleton instance - use this for model registration before bootstrap
 */
export declare const modelRegistry: ModelRegistry;
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