Increasing order Program plan: ArrayListUtil.java Import required packages. Definition of class “ArrayListUtil”. Definition of method “incOrder()”. Get the size of the array. Create an object for “ArrayList”. Traverse the loop. Call the method “compareTo()” to compare the values. Return the value “false”. Return the value “true” Test.java Import the required packages. Define the method “Test()”. Definition of “main()” method Create an object “a” for “ArrayList”. Add the values to the list “a”. Print the original values of list “a” Call the method “incOrder()”. Print the expected value. Create an object “a” for “ArrayList”. Add the values to the list “b”. Print the original values of list “b” Call the method “incOrder()”. Print the expected value. Create an object “c” for “ArrayList”. Traverse the loop. Add the values to the integer array list. Print the original and the expected values. Evaluate the value of “c”. Print the original and the expected values.

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Chapter 18, Problem 22PE

Program Plan Intro

Increasing order

Program plan:

ArrayListUtil.java

Import required packages.

Definition of class “ArrayListUtil”.

Definition of method “incOrder()”.

Get the size of the array.

Create an object for “ArrayList”.

Traverse the loop.

Call the method “compareTo()” to compare the values.

Return the value “false”.

Return the value “true”

Test.java

Import the required packages.

Define the method “Test()”.

Definition of “main()” method

Create an object “a” for “ArrayList”.

Add the values to the list “a”.

Print the original values of list “a”

Call the method “incOrder()”.

Print the expected value.

Create an object “a” for “ArrayList”.

Add the values to the list “b”.

Print the original values of list “b”

Call the method “incOrder()”.

Print the expected value.

Create an object “c” for “ArrayList”.

Traverse the loop.

Add the values to the integer array list.

Print the original and the expected values.

Evaluate the value of “c”.

Print the original and the expected values.

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