import type { DataSchemaCompiler } from '../compiler/DataSchemaCompiler';
export declare abstract class AbstractExtension {
    protected readonly cubeFactory: any;
    protected readonly compiler: DataSchemaCompiler;
    protected readonly cubes: any[];
    protected constructor(cubeFactory: any, compiler: DataSchemaCompiler, cubes: any[]);
    protected addCubeDefinition(name: string, cube: any): void;
}
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