message: Ajusted interval in checking WS connection
diff: @@ -21,6 +21,7 @@ const MODULE_NAME = 'JsonCentralSystemServer';
  export default class JsonCentralSystemServer extends CentralSystemServer {
  private ongoingWSInits: Map<string, null> = new Map;
  + private ongoingWSMessage = 0;
  private incomingAndWaitingWSMessages: Map<string, string> = new Map;
  private jsonWSConnections: Map<string, JsonWSConnection> = new Map();
  private jsonRestWSConnections: Map<string, JsonRestWSConnection> = new Map();
  @@ -51,10 +52,15 @@ export default class JsonCentralSystemServer extends CentralSystemServer {
  await this.onOpen(ws);
  },
  message: async (ws: WebSocket, message: ArrayBuffer, isBinary: boolean) => {
  + try {
  + this.ongoingWSMessage++;
  // Convert right away
  const ocppMessage = Utils.convertBufferArrayToString(message);
  // Wait for Init
  const processMessage = await this.waitForEndOfInitForOnMessage(ws, ocppMessage);
  + // Check if connection is still valid
  + const result = await this.isWebSocketValid(ws);
  + if (result.ok) {
  // Get the WS
  if (processMessage) {
  const wsConnection = await this.getWSConnectionFromWebSocket(ws);
  @@ -62,6 +68,10 @@ export default class JsonCentralSystemServer extends CentralSystemServer {
  await wsConnection.onMessage(ocppMessage, isBinary);
  }
  }
  + }
  + } finally {
  + this.ongoingWSMessage--;
  + }
  },
  close: async (ws: WebSocket, code: number, message: ArrayBuffer) => {
  // Convert right away
  @@ -493,6 +503,7 @@ export default class JsonCentralSystemServer extends CentralSystemServer {
  const incomingAndWaitingWSMessage = this.incomingAndWaitingWSMessages.get(incomingAndWaitingWSMessageKey);
  Logging.logConsoleDebug(`Incoming WS Message on hold: Key '${incomingAndWaitingWSMessageKey}', value '${incomingAndWaitingWSMessage}'`);
  }
  + Logging.logConsoleDebug(`** ${this.ongoingWSMessage} ongoing WS Requests`);
  Logging.logConsoleDebug('=====================================');
  }, 5000);
  }
  