@citrineos/base/dist/src/interfaces/messages/AbstractConnectionManager.js

The base module for OCPP v2.0.1 including all interfaces. This module is not intended to be used directly, but rather as a dependency for other modules.

// SPDX-FileCopyrightText: 2025 Contributors to the CitrineOS Project
//
// SPDX-License-Identifier: Apache-2.0
import { EventEmitter } from 'events';
import { Logger } from 'tslog';
/**
 * Abstract base class for managing a message transport connection.
 *
 * Implementations are responsible for establishing, maintaining, and closing
 * connections to a specific transport backend (e.g. RabbitMQ, Kafka).
 *
 * Emits:
 * - `connected` when a connection is established (with the connection object as argument)
 * - `disconnected` when the connection is lost
 * - `error` on connection errors
 *
 * @template TConnection The transport-specific connection type returned by {@link connect}.
 */
export class AbstractConnectionManager extends EventEmitter {
    _logger;
    state = 'disconnected';
    constructor(logger) {
        super();
        this._logger = logger
            ? logger.getSubLogger({ name: this.constructor.name })
            : new Logger({ name: this.constructor.name });
    }
}
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