X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fcharging-station%2FAutomaticTransactionGenerator.ts;h=477a8d9c824f2922cb178631d5156ee840a96878;hb=56c298254011750a08c6be90d94c098c31f6bdc3;hp=cf2f4277b862752becde11a3ab7ac283f142e9b7;hpb=100680888f3b49453ddb4081988a480ee3030d07;p=e-mobility-charging-stations-simulator.git diff --git a/src/charging-station/AutomaticTransactionGenerator.ts b/src/charging-station/AutomaticTransactionGenerator.ts index cf2f4277..477a8d9c 100644 --- a/src/charging-station/AutomaticTransactionGenerator.ts +++ b/src/charging-station/AutomaticTransactionGenerator.ts @@ -1,50 +1,66 @@ -// Partial Copyright Jerome Benoit. 2021. All Rights Reserved. +// Partial Copyright Jerome Benoit. 2021-2023. All Rights Reserved. +import { AsyncResource } from 'node:async_hooks'; + +import type { ChargingStation } from './ChargingStation'; +import { ChargingStationUtils } from './ChargingStationUtils'; +import { IdTagsCache } from './IdTagsCache'; +import { BaseError } from '../exception'; +import { PerformanceStatistics } from '../performance'; import { AuthorizationStatus, - AuthorizeResponse, - StartTransactionResponse, + type AuthorizeRequest, + type AuthorizeResponse, + ConnectorStatusEnum, + RequestCommand, + type StartTransactionRequest, + type StartTransactionResponse, + type Status, StopTransactionReason, - StopTransactionResponse, -} from '../types/ocpp/Transaction'; + type StopTransactionResponse, +} from '../types'; +import { Constants, Utils, logger } from '../utils'; -import type ChargingStation from './ChargingStation'; -import Constants from '../utils/Constants'; -import PerformanceStatistics from '../performance/PerformanceStatistics'; -import { Status } from '../types/AutomaticTransactionGenerator'; -import Utils from '../utils/Utils'; -import logger from '../utils/Logger'; +const moduleName = 'AutomaticTransactionGenerator'; -export default class AutomaticTransactionGenerator { +export class AutomaticTransactionGenerator extends AsyncResource { private static readonly instances: Map = new Map< string, AutomaticTransactionGenerator >(); + public readonly connectorsStatus: Map; public started: boolean; private readonly chargingStation: ChargingStation; - private readonly connectorsStatus: Map; private constructor(chargingStation: ChargingStation) { + super(moduleName); + this.started = false; this.chargingStation = chargingStation; this.connectorsStatus = new Map(); - this.stopConnectors(); - this.started = false; + this.initializeConnectorsStatus(); } - public static getInstance(chargingStation: ChargingStation): AutomaticTransactionGenerator { - if (!AutomaticTransactionGenerator.instances.has(chargingStation.id)) { + public static getInstance( + chargingStation: ChargingStation + ): AutomaticTransactionGenerator | undefined { + if (AutomaticTransactionGenerator.instances.has(chargingStation.stationInfo.hashId) === false) { AutomaticTransactionGenerator.instances.set( - chargingStation.id, + chargingStation.stationInfo.hashId, new AutomaticTransactionGenerator(chargingStation) ); } - return AutomaticTransactionGenerator.instances.get(chargingStation.id); + return AutomaticTransactionGenerator.instances.get(chargingStation.stationInfo.hashId); } public start(): void { - if (this.started) { - logger.error(`${this.logPrefix()} trying to start while already started`); + if ( + ChargingStationUtils.checkChargingStation(this.chargingStation, this.logPrefix()) === false + ) { + return; + } + if (this.started === true) { + logger.warn(`${this.logPrefix()} is already started`); return; } this.startConnectors(); @@ -52,68 +68,130 @@ export default class AutomaticTransactionGenerator { } public stop(): void { - if (!this.started) { - logger.error(`${this.logPrefix()} trying to stop while not started`); + if (this.started === false) { + logger.warn(`${this.logPrefix()} is already stopped`); return; } this.stopConnectors(); this.started = false; } + public startConnector(connectorId: number): void { + if ( + ChargingStationUtils.checkChargingStation( + this.chargingStation, + this.logPrefix(connectorId) + ) === false + ) { + return; + } + if (this.connectorsStatus.has(connectorId) === false) { + logger.error(`${this.logPrefix(connectorId)} starting on non existing connector`); + throw new BaseError(`Connector ${connectorId} does not exist`); + } + if (this.connectorsStatus.get(connectorId)?.start === false) { + this.runInAsyncScope( + this.internalStartConnector.bind(this) as ( + this: AutomaticTransactionGenerator, + ...args: any[] + ) => Promise, + this, + connectorId + ).catch(Constants.EMPTY_FUNCTION); + } else if (this.connectorsStatus.get(connectorId)?.start === true) { + logger.warn(`${this.logPrefix(connectorId)} is already started on connector`); + } + } + + public stopConnector(connectorId: number): void { + if (this.connectorsStatus.has(connectorId) === false) { + logger.error(`${this.logPrefix(connectorId)} stopping on non existing connector`); + throw new BaseError(`Connector ${connectorId} does not exist`); + } + if (this.connectorsStatus.get(connectorId)?.start === true) { + this.connectorsStatus.get(connectorId).start = false; + } else if (this.connectorsStatus.get(connectorId)?.start === false) { + logger.warn(`${this.logPrefix(connectorId)} is already stopped on connector`); + } + } + private startConnectors(): void { if ( this.connectorsStatus?.size > 0 && this.connectorsStatus.size !== this.chargingStation.getNumberOfConnectors() ) { this.connectorsStatus.clear(); + this.initializeConnectorsStatus(); } - for (const connectorId of this.chargingStation.connectors.keys()) { - if (connectorId > 0) { - this.startConnector(connectorId); + if (this.chargingStation.hasEvses) { + for (const [evseId, evseStatus] of this.chargingStation.evses) { + if (evseId > 0) { + for (const connectorId of evseStatus.connectors.keys()) { + this.startConnector(connectorId); + } + } + } + } else { + for (const connectorId of this.chargingStation.connectors.keys()) { + if (connectorId > 0) { + this.startConnector(connectorId); + } } } } private stopConnectors(): void { - for (const connectorId of this.chargingStation.connectors.keys()) { - if (connectorId > 0) { - this.stopConnector(connectorId); + if (this.chargingStation.hasEvses) { + for (const [evseId, evseStatus] of this.chargingStation.evses) { + if (evseId > 0) { + for (const connectorId of evseStatus.connectors.keys()) { + this.stopConnector(connectorId); + } + } + } + } else { + for (const connectorId of this.chargingStation.connectors.keys()) { + if (connectorId > 0) { + this.stopConnector(connectorId); + } } } } private async internalStartConnector(connectorId: number): Promise { - this.initStartConnectorStatus(connectorId); + this.setStartConnectorStatus(connectorId); logger.info( - this.logPrefix(connectorId) + - ' started on connector and will run for ' + - Utils.formatDurationMilliSeconds( - this.connectorsStatus.get(connectorId).stopDate.getTime() - - this.connectorsStatus.get(connectorId).startDate.getTime() - ) + `${this.logPrefix( + connectorId + )} started on connector and will run for ${Utils.formatDurationMilliSeconds( + this.connectorsStatus.get(connectorId).stopDate.getTime() - + this.connectorsStatus.get(connectorId).startDate.getTime() + )}` ); - while (this.connectorsStatus.get(connectorId).start) { + while (this.connectorsStatus.get(connectorId)?.start === true) { if (new Date() > this.connectorsStatus.get(connectorId).stopDate) { this.stopConnector(connectorId); break; } - if (!this.chargingStation.isInAcceptedState()) { + if (this.chargingStation.inAcceptedState() === false) { logger.error( - this.logPrefix(connectorId) + - ' entered in transaction loop while the charging station is not in accepted state' + `${this.logPrefix( + connectorId + )} entered in transaction loop while the charging station is not in accepted state` ); this.stopConnector(connectorId); break; } - if (!this.chargingStation.isChargingStationAvailable()) { + if (this.chargingStation.isChargingStationAvailable() === false) { logger.info( - this.logPrefix(connectorId) + - ' entered in transaction loop while the charging station is unavailable' + `${this.logPrefix( + connectorId + )} entered in transaction loop while the charging station is unavailable` ); this.stopConnector(connectorId); break; } - if (!this.chargingStation.isConnectorAvailable(connectorId)) { + if (this.chargingStation.isConnectorAvailable(connectorId) === false) { logger.info( `${this.logPrefix( connectorId @@ -122,6 +200,18 @@ export default class AutomaticTransactionGenerator { this.stopConnector(connectorId); break; } + if ( + this.chargingStation.getConnectorStatus(connectorId)?.status === + ConnectorStatusEnum.Unavailable + ) { + logger.info( + `${this.logPrefix( + connectorId + )} entered in transaction loop while the connector ${connectorId} status is unavailable` + ); + this.stopConnector(connectorId); + break; + } if (!this.chargingStation?.ocppRequestService) { logger.info( `${this.logPrefix( @@ -134,125 +224,86 @@ export default class AutomaticTransactionGenerator { } const wait = Utils.getRandomInteger( - this.chargingStation.stationInfo.AutomaticTransactionGenerator + this.chargingStation.getAutomaticTransactionGeneratorConfiguration() .maxDelayBetweenTwoTransactions, - this.chargingStation.stationInfo.AutomaticTransactionGenerator + this.chargingStation.getAutomaticTransactionGeneratorConfiguration() .minDelayBetweenTwoTransactions ) * 1000; logger.info( - this.logPrefix(connectorId) + ' waiting for ' + Utils.formatDurationMilliSeconds(wait) + `${this.logPrefix(connectorId)} waiting for ${Utils.formatDurationMilliSeconds(wait)}` ); await Utils.sleep(wait); const start = Utils.secureRandom(); if ( - start < this.chargingStation.stationInfo.AutomaticTransactionGenerator.probabilityOfStart + start < + this.chargingStation.getAutomaticTransactionGeneratorConfiguration().probabilityOfStart ) { this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions = 0; // Start transaction const startResponse = await this.startTransaction(connectorId); - this.connectorsStatus.get(connectorId).startTransactionRequests++; - if (startResponse?.idTagInfo?.status !== AuthorizationStatus.ACCEPTED) { - logger.warn(this.logPrefix(connectorId) + ' start transaction rejected'); - this.connectorsStatus.get(connectorId).rejectedStartTransactionRequests++; - } else { + if (startResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) { // Wait until end of transaction const waitTrxEnd = Utils.getRandomInteger( - this.chargingStation.stationInfo.AutomaticTransactionGenerator.maxDuration, - this.chargingStation.stationInfo.AutomaticTransactionGenerator.minDuration + this.chargingStation.getAutomaticTransactionGeneratorConfiguration().maxDuration, + this.chargingStation.getAutomaticTransactionGeneratorConfiguration().minDuration ) * 1000; logger.info( - this.logPrefix(connectorId) + - ' transaction ' + - this.chargingStation.getConnectorStatus(connectorId).transactionId.toString() + - ' started and will stop in ' + - Utils.formatDurationMilliSeconds(waitTrxEnd) + `${this.logPrefix(connectorId)} transaction started with id ${this.chargingStation + .getConnectorStatus(connectorId) + ?.transactionId?.toString()} and will stop in ${Utils.formatDurationMilliSeconds( + waitTrxEnd + )}` ); - this.connectorsStatus.get(connectorId).acceptedStartTransactionRequests++; await Utils.sleep(waitTrxEnd); // Stop transaction logger.info( - this.logPrefix(connectorId) + - ' stop transaction ' + - this.chargingStation.getConnectorStatus(connectorId).transactionId.toString() + `${this.logPrefix(connectorId)} stop transaction with id ${this.chargingStation + .getConnectorStatus(connectorId) + ?.transactionId?.toString()}` ); await this.stopTransaction(connectorId); } } else { - this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions++; - this.connectorsStatus.get(connectorId).skippedTransactions++; + ++this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions; + ++this.connectorsStatus.get(connectorId).skippedTransactions; logger.info( - this.logPrefix(connectorId) + - ' skipped consecutively ' + - this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions.toString() + - '/' + - this.connectorsStatus.get(connectorId).skippedTransactions.toString() + - ' transaction(s)' + `${this.logPrefix(connectorId)} skipped consecutively ${this.connectorsStatus + .get(connectorId) + ?.skippedConsecutiveTransactions?.toString()}/${this.connectorsStatus + .get(connectorId) + ?.skippedTransactions?.toString()} transaction(s)` ); } this.connectorsStatus.get(connectorId).lastRunDate = new Date(); } - await this.stopTransaction(connectorId); this.connectorsStatus.get(connectorId).stoppedDate = new Date(); logger.info( - this.logPrefix(connectorId) + - ' stopped on connector and lasted for ' + - Utils.formatDurationMilliSeconds( - this.connectorsStatus.get(connectorId).stoppedDate.getTime() - - this.connectorsStatus.get(connectorId).startDate.getTime() - ) + `${this.logPrefix( + connectorId + )} stopped on connector and lasted for ${Utils.formatDurationMilliSeconds( + this.connectorsStatus.get(connectorId).stoppedDate.getTime() - + this.connectorsStatus.get(connectorId).startDate.getTime() + )}` ); logger.debug( - `${this.logPrefix(connectorId)} connector status %j`, + `${this.logPrefix(connectorId)} connector status: %j`, this.connectorsStatus.get(connectorId) ); } - private startConnector(connectorId: number): void { - // Avoid hogging the event loop with a busy loop - setImmediate(() => { - this.internalStartConnector(connectorId).catch(() => { - /* This is intentional */ - }); - }); - } - - private stopConnector(connectorId: number): void { - this.connectorsStatus.set(connectorId, { - ...this.connectorsStatus.get(connectorId), - start: false, - }); - } - - private initStartConnectorStatus(connectorId: number): void { - this.connectorsStatus.get(connectorId).authorizeRequests = - this?.connectorsStatus.get(connectorId)?.authorizeRequests ?? 0; - this.connectorsStatus.get(connectorId).acceptedAuthorizeRequests = - this?.connectorsStatus.get(connectorId)?.acceptedAuthorizeRequests ?? 0; - this.connectorsStatus.get(connectorId).rejectedAuthorizeRequests = - this?.connectorsStatus.get(connectorId)?.rejectedAuthorizeRequests ?? 0; - this.connectorsStatus.get(connectorId).startTransactionRequests = - this?.connectorsStatus.get(connectorId)?.startTransactionRequests ?? 0; - this.connectorsStatus.get(connectorId).acceptedStartTransactionRequests = - this?.connectorsStatus.get(connectorId)?.acceptedStartTransactionRequests ?? 0; - this.connectorsStatus.get(connectorId).rejectedStartTransactionRequests = - this?.connectorsStatus.get(connectorId)?.rejectedStartTransactionRequests ?? 0; - this.connectorsStatus.get(connectorId).stopTransactionRequests = - this?.connectorsStatus.get(connectorId)?.stopTransactionRequests ?? 0; + private setStartConnectorStatus(connectorId: number): void { this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions = 0; - this.connectorsStatus.get(connectorId).skippedTransactions = - this?.connectorsStatus.get(connectorId)?.skippedTransactions ?? 0; const previousRunDuration = - this?.connectorsStatus.get(connectorId)?.startDate && - this?.connectorsStatus.get(connectorId)?.lastRunDate + this.connectorsStatus.get(connectorId)?.startDate && + this.connectorsStatus.get(connectorId)?.lastRunDate ? this.connectorsStatus.get(connectorId).lastRunDate.getTime() - this.connectorsStatus.get(connectorId).startDate.getTime() : 0; this.connectorsStatus.get(connectorId).startDate = new Date(); this.connectorsStatus.get(connectorId).stopDate = new Date( this.connectorsStatus.get(connectorId).startDate.getTime() + - (this.chargingStation.stationInfo?.AutomaticTransactionGenerator?.stopAfterHours ?? - Constants.CHARGING_STATION_ATG_DEFAULT_STOP_AFTER_HOURS) * + this.chargingStation.getAutomaticTransactionGeneratorConfiguration().stopAfterHours * 3600 * 1000 - previousRunDuration @@ -260,72 +311,138 @@ export default class AutomaticTransactionGenerator { this.connectorsStatus.get(connectorId).start = true; } + private initializeConnectorsStatus(): void { + if (this.chargingStation.hasEvses) { + for (const [evseId, evseStatus] of this.chargingStation.evses) { + if (evseId > 0) { + for (const connectorId of evseStatus.connectors.keys()) { + this.connectorsStatus.set(connectorId, this.getConnectorStatus(connectorId)); + } + } + } + } else { + for (const connectorId of this.chargingStation.connectors.keys()) { + if (connectorId > 0) { + this.connectorsStatus.set(connectorId, this.getConnectorStatus(connectorId)); + } + } + } + } + + private getConnectorStatus(connectorId: number): Status { + const connectorStatus = Utils.cloneObject( + this.chargingStation.getAutomaticTransactionGeneratorStatuses() + )[connectorId]; + delete connectorStatus?.startDate; + delete connectorStatus?.lastRunDate; + delete connectorStatus?.stopDate; + delete connectorStatus?.stoppedDate; + return ( + connectorStatus ?? { + start: false, + authorizeRequests: 0, + acceptedAuthorizeRequests: 0, + rejectedAuthorizeRequests: 0, + startTransactionRequests: 0, + acceptedStartTransactionRequests: 0, + rejectedStartTransactionRequests: 0, + stopTransactionRequests: 0, + acceptedStopTransactionRequests: 0, + rejectedStopTransactionRequests: 0, + skippedConsecutiveTransactions: 0, + skippedTransactions: 0, + } + ); + } + private async startTransaction( connectorId: number - ): Promise { + ): Promise { const measureId = 'StartTransaction with ATG'; const beginId = PerformanceStatistics.beginMeasure(measureId); let startResponse: StartTransactionResponse; - if (this.chargingStation.hasAuthorizedTags()) { - const idTag = this.chargingStation.getRandomIdTag(); - if (this.chargingStation.getAutomaticTransactionGeneratorRequireAuthorize()) { + if (this.chargingStation.hasIdTags()) { + const idTag = IdTagsCache.getInstance().getIdTag( + this.chargingStation.getAutomaticTransactionGeneratorConfiguration()?.idTagDistribution, + this.chargingStation, + connectorId + ); + const startTransactionLogMsg = `${this.logPrefix( + connectorId + )} start transaction with an idTag '${idTag}'`; + if (this.getRequireAuthorize()) { + this.chargingStation.getConnectorStatus(connectorId).authorizeIdTag = idTag; // Authorize idTag - const authorizeResponse = await this.chargingStation.ocppRequestService.sendAuthorize( - connectorId, - idTag - ); - this.connectorsStatus.get(connectorId).authorizeRequests++; + const authorizeResponse: AuthorizeResponse = + await this.chargingStation.ocppRequestService.requestHandler< + AuthorizeRequest, + AuthorizeResponse + >(this.chargingStation, RequestCommand.AUTHORIZE, { + idTag, + }); + ++this.connectorsStatus.get(connectorId).authorizeRequests; if (authorizeResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) { - this.connectorsStatus.get(connectorId).acceptedAuthorizeRequests++; - logger.info(this.logPrefix(connectorId) + ' start transaction for idTag ' + idTag); + ++this.connectorsStatus.get(connectorId).acceptedAuthorizeRequests; + logger.info(startTransactionLogMsg); // Start transaction - startResponse = await this.chargingStation.ocppRequestService.sendStartTransaction( + startResponse = await this.chargingStation.ocppRequestService.requestHandler< + StartTransactionRequest, + StartTransactionResponse + >(this.chargingStation, RequestCommand.START_TRANSACTION, { connectorId, - idTag - ); + idTag, + }); + this.handleStartTransactionResponse(connectorId, startResponse); PerformanceStatistics.endMeasure(measureId, beginId); return startResponse; } - this.connectorsStatus.get(connectorId).rejectedAuthorizeRequests++; + ++this.connectorsStatus.get(connectorId).rejectedAuthorizeRequests; PerformanceStatistics.endMeasure(measureId, beginId); - return authorizeResponse; + return startResponse; } - logger.info(this.logPrefix(connectorId) + ' start transaction for idTag ' + idTag); + logger.info(startTransactionLogMsg); // Start transaction - startResponse = await this.chargingStation.ocppRequestService.sendStartTransaction( + startResponse = await this.chargingStation.ocppRequestService.requestHandler< + StartTransactionRequest, + StartTransactionResponse + >(this.chargingStation, RequestCommand.START_TRANSACTION, { connectorId, - idTag - ); + idTag, + }); + this.handleStartTransactionResponse(connectorId, startResponse); PerformanceStatistics.endMeasure(measureId, beginId); return startResponse; } - logger.info(this.logPrefix(connectorId) + ' start transaction without an idTag'); - startResponse = await this.chargingStation.ocppRequestService.sendStartTransaction(connectorId); + logger.info(`${this.logPrefix(connectorId)} start transaction without an idTag`); + startResponse = await this.chargingStation.ocppRequestService.requestHandler< + StartTransactionRequest, + StartTransactionResponse + >(this.chargingStation, RequestCommand.START_TRANSACTION, { connectorId }); + this.handleStartTransactionResponse(connectorId, startResponse); PerformanceStatistics.endMeasure(measureId, beginId); return startResponse; } private async stopTransaction( connectorId: number, - reason: StopTransactionReason = StopTransactionReason.NONE + reason: StopTransactionReason = StopTransactionReason.LOCAL ): Promise { const measureId = 'StopTransaction with ATG'; const beginId = PerformanceStatistics.beginMeasure(measureId); - let transactionId = 0; let stopResponse: StopTransactionResponse; - if (this.chargingStation.getConnectorStatus(connectorId)?.transactionStarted) { - transactionId = this.chargingStation.getConnectorStatus(connectorId).transactionId; - stopResponse = await this.chargingStation.ocppRequestService.sendStopTransaction( - transactionId, - this.chargingStation.getEnergyActiveImportRegisterByTransactionId(transactionId), - this.chargingStation.getTransactionIdTag(transactionId), - reason - ); - this.connectorsStatus.get(connectorId).stopTransactionRequests++; + if (this.chargingStation.getConnectorStatus(connectorId)?.transactionStarted === true) { + stopResponse = await this.chargingStation.stopTransactionOnConnector(connectorId, reason); + ++this.connectorsStatus.get(connectorId).stopTransactionRequests; + if (stopResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) { + ++this.connectorsStatus.get(connectorId).acceptedStopTransactionRequests; + } else { + ++this.connectorsStatus.get(connectorId).rejectedStopTransactionRequests; + } } else { + const transactionId = this.chargingStation.getConnectorStatus(connectorId)?.transactionId; logger.warn( - `${this.logPrefix(connectorId)} trying to stop a not started transaction${ - transactionId ? ' ' + transactionId.toString() : '' + `${this.logPrefix(connectorId)} stopping a not started transaction${ + !Utils.isNullOrUndefined(transactionId) ? ` with id ${transactionId?.toString()}` : '' }` ); } @@ -333,16 +450,30 @@ export default class AutomaticTransactionGenerator { return stopResponse; } - private logPrefix(connectorId?: number): string { - if (connectorId) { - return Utils.logPrefix( - ' ' + - this.chargingStation.stationInfo.chargingStationId + - ' | ATG on connector #' + - connectorId.toString() + - ':' - ); + private getRequireAuthorize(): boolean { + return ( + this.chargingStation.getAutomaticTransactionGeneratorConfiguration()?.requireAuthorize ?? true + ); + } + + private logPrefix = (connectorId?: number): string => { + return Utils.logPrefix( + ` ${this.chargingStation.stationInfo.chargingStationId} | ATG${ + !Utils.isNullOrUndefined(connectorId) ? ` on connector #${connectorId.toString()}` : '' + }:` + ); + }; + + private handleStartTransactionResponse( + connectorId: number, + startResponse: StartTransactionResponse + ): void { + ++this.connectorsStatus.get(connectorId).startTransactionRequests; + if (startResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) { + ++this.connectorsStatus.get(connectorId).acceptedStartTransactionRequests; + } else { + logger.warn(`${this.logPrefix(connectorId)} start transaction rejected`); + ++this.connectorsStatus.get(connectorId).rejectedStartTransactionRequests; } - return Utils.logPrefix(' ' + this.chargingStation.stationInfo.chargingStationId + ' | ATG:'); } }