Im stuck on 47 a its a continuation of 28a

toprlidex In inpy order of the two statements in the else clause of the push method. to "topIndex 0" verse the order of the two statements in the else clause of the pop method h rop attempted on an empty stack' to "Pop attempted on an empty stack In the the throw statement of the top method change the argument string from following methods to the ArrayBoundedStack class, and create a test driver to show that they work correctly. In order to practice your array related cod- each for s, code each of these methods by accessing the internal variables of the Ar- ing skills, dedStack, not by calling the previously defined public methods of the class. Boun toString)-creates and returns a string that correctly represents nt stack. Such a method could prove useful for testing and debugging a. String the curre the class and for testing and debugging applications that use the class. Assume each stacked element already provided its own reasonable tostring method. b. int size )-returns a count of how many items are currently on the stack. Do not add any instance variables to the ArrayBoundedStack class in order to implement this method c void popSome (int count)-removes the top count elements from the stack; throws StackUnderflowException if there are less than count ele- ments on the stack. d. boolean swapStart)-if there are less than two elements on the stack re- e. T poptop()-the "classic" pop operation, if the stack is empty it throws Perform the tasks listed in Exercise 28, but update the ArrayListStack. turns false; otherwise it reverses the order of the top two elements on the stack and returns true. StackUnderflowException; otherwise it both removes and returns the top element of the stack