@ima/core/dist/esm/client/meta/MetaManagerImpl.js

IMA.js framework for isomorphic javascript application

import { MetaManager } from './MetaManager';
/**
 * Default implementation of the {@link MetaManager} interface.
 */ export class MetaManagerImpl extends MetaManager {
    _title;
    _metaName;
    _metaProperty;
    _link;
    static get $dependencies() {
        return [];
    }
    /**
   * Initializes the meta page attributes manager.
   */ constructor(){
        super();
        /**
     * The page title.
     */ this._title = '';
        /**
     * Storage of generic meta information.
     */ this._metaName = new Map();
        /**
     * Storage of specialized meta information.
     */ this._metaProperty = new Map();
        /**
     * Storage of generic link information.
     */ this._link = new Map();
    }
    /**
   * @inheritDoc
   */ setTitle(title) {
        this._title = title;
        return this;
    }
    /**
   * @inheritDoc
   */ getTitle() {
        return this._title;
    }
    /**
   * @inheritDoc
   */ setMetaName(name, content, attr) {
        this._metaName.set(name, {
            content,
            ...attr
        });
        return this;
    }
    /**
   * @inheritDoc
   */ getMetaName(name) {
        return this._metaName.get(name) || super.getMetaName(name);
    }
    /**
   * @inheritDoc
   */ getMetaNames() {
        return Array.from(this._metaName.keys());
    }
    /**
   * @inheritDoc
   */ getMetaNamesIterator() {
        return this._metaName.entries();
    }
    /**
   * @inheritDoc
   */ setMetaProperty(property, content, attr) {
        this._metaProperty.set(property, {
            content,
            ...attr
        });
        return this;
    }
    /**
   * @inheritDoc
   */ getMetaProperty(property) {
        return this._metaProperty.get(property) || super.getMetaProperty(property);
    }
    /**
   * @inheritDoc
   */ getMetaProperties() {
        return Array.from(this._metaProperty.keys());
    }
    /**
   * @inheritDoc
   */ getMetaPropertiesIterator() {
        return this._metaProperty.entries();
    }
    /**
   * @inheritDoc
   */ setLink(relation, href, attr) {
        this._link.set(relation, {
            href,
            ...attr
        });
        return this;
    }
    /**
   * @inheritDoc
   */ getLink(relation) {
        return this._link.get(relation) || super.getLink(relation);
    }
    /**
   * @inheritDoc
   */ getLinks() {
        return Array.from(this._link.keys());
    }
    /**
   * @inheritDoc
   */ getLinksIterator() {
        return this._link.entries();
    }
    /**
   * @inheritdoc
   */ clearMetaAttributes() {
        this._title = '';
        this._metaProperty.clear();
        this._metaName.clear();
        this._link.clear();
    }
}

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