Android™ How to Program, Second Edition

Class GradeBookTest That Demonstrates Class GradeBook

Figure E.18 creates an object of class GradeBook (Fig. E.17) using the two-dimensional array of ints named gradesArray (declared and initialized in lines 10–19). Lines 21–22 pass a course name and gradesArray to the GradeBook constructor. Lines 23–24 then invoke myGradeBook’s displayMessage and processGrades methods to display a welcome message and obtain a report summarizing the students’ grades for the semester, respectively.

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 1   // Fig. E.18: GradeBookTest.java 2   // GradeBookTest creates GradeBook object using a two-dimensional array 3   // of grades, then invokes method processGrades to analyze them. 4   public class GradeBookTest 5   { 6      // main ...