Do the following Java Codes

Anonymous
timer Asked: May 4th, 2016

Question description

1) The HashMap inventory < String, Product > has already been declared, where Product has key attribute barcode which is of type String. The method getbarcode() is in Product. The variable p has already been declared and all attributes have already been entered. Write the Java code to insert p into inventory.


2) Prompt the user for a barcode and retrieve the product from the hashMap inventory.


3)  Write a piece of code that prints out the names and barcodes of the objects in inventory.


4) Write a comparator class that compares Products by price.


5) Declare a priority queue that uses the comparator in (3) to compare Products.


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