61 lines
2.3 KiB
TypeScript
61 lines
2.3 KiB
TypeScript
import KnowledgeDatabase from './KnowledgeDatabase';
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export declare type CreateCallback = (err, created?: boolean) => void;
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export declare type ExistsCallback = (err, exists?: boolean) => void;
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export declare type KnowledgeDatabaseCallback = (err, database?: KnowledgeDatabase) => void;
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/** Manager to keep track of created KnowledgeDatabase objects by name
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* to ensure they have a single instance. Only important for file
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* based KnowledgeDatabases, not really needed for the Web Client.
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*
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* Instantiated once as a singleton when imported by {@link jibo.kb.Model}.
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*
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* @class DatabaseManager
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* @memberof jibo.kb
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* @internal
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*/
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export declare class DatabaseManager {
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static databases: {
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[kbName: string]: KnowledgeDatabase;
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};
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static get(kbName: string, callback: KnowledgeDatabaseCallback): void;
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static exists(kbName: string, callback: ExistsCallback): void;
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readonly databases: {
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[kbName: string]: KnowledgeDatabase;
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};
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/** Create a KB slice if it doesn't exist.
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*
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* @method jibo.kb.DatabaseManager#create
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* @param {string} kbName KB slice name.
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* @param {Function} callback Called when done with (err,
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* created). `created` will be `true` if the KB slice needed to be
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* created, `false` if it already existsed.
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* @internal
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*/
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create(kbName: string, callback: CreateCallback): void;
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/** Check if a KB slice was already created.
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*
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* @method jibo.kb.DatabaseManager#exists
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* @param {string} kbName KB slice name.
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* @param {Function} callback Called when done with (err, exists).
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* @internal
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*/
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exists(kbName: string, callback: ExistsCallback): void;
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/** Fetch or instantiate a new
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* [KnowledgeDatabase]{@link jibo.kb.KnowledgeDatabase}
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* based on the name. The KB slice must already exist.
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*
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* @method jibo.kb.DatabaseManager#get
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* @param {string} kbName KB slice name.
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* @param {Function} callback Called when done with (err, database).
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* @internal
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*/
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get(kbName: string, callback: KnowledgeDatabaseCallback): void;
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/** Delete a KnowledgeDatabase from the in-memory cache.
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*
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* @method jibo.kb.DatabaseManager#release
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* @param {string} kbName Name of kb slice to release.
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* @internal
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*/
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release(kbName: string): void;
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}
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export default DatabaseManager;
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