4. [15 points]Implement the class MenuManager. A MenuManagerobject has an ArrayList of each of the type of dishes.
The constructor, as you can see in thefollowing figure, receives only one fileName. You can not use theold methods in FileManager because now, all dishes are in a singlefile. Read this file using the method readItems of theclass FileManager and fill a single ArrayList of MenuItem. Now weneed to separate the single ArrayList containing MenuItem objectsinto the four ArrayList of different types. To solve this, createthe four
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