如何从文件读取数据到对象

I want to thank any and everyone in advance! What im supposed to do is read data from a file ("inventory.txt") and pass that data along to a vector of objects. All of the data is supposed to be stored in a single vector, including both of the class information, hence the pointer of class dealer in public part of class Vehicle. This is the data in the txt file;I want to thank any and everyone in advance! Wh