public TableInputHandler getTableInputHandler(String tableId) {
        TableInputHandler tableInputHandler = tableInputHandlerMap.get(tableId);
        synchronized (this) {
            if (tableInputHandler == null) {
                return constructTableInputHandler(tableId);
            }
            return tableInputHandler;
        }
    }
Manager class to handle {@link Event} insertion to Siddhi.
modules/siddhi-core/src/main/java/io/siddhi/core/stream/input/InputManager.java