Problem

a) Modify the two-parameter setHeight method in Figure to make it test its units parameter...

a) Modify the two-parameter

setHeight

method in Figure to make it test its

units

parameter to see if

units

is equal to one of the following allowable symbols: “m,” “cm,” “mm,” “in,” or “ft.” If it is equal to one of these, set the instance variables and return

true

. If it is not equal to one of these, return

false

b) Does this modification

require

any change to any program that calls the two-argument

setHeight

method? Why or why not?

c) Write a statement that calls the modified method and utilizes the returned information to print an error message “Error: units not recognized” if the units argument is not one of the allowed values.

Figure Height class with overloaded methods

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Solutions For Problems in Chapter 7

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