Rochester Institute of Technology

• COMPUTERSC 124

• GCIS- 124 Soft ware Develop m en t & Problem Solvin g 2.1: Java Classes 2 Noun Verb Analysis ● A common technique used to break apart problem statements when doing objectoriented design is noun verb analysis ● To start, look for all the nouns in the problem statement ● Most nouns will become classes or attributes ○ There is often a s ys tem level noun which des cribes the entire application ○ Mos t of the time this noun does not become a clas s or attribute ○ Examples : the game, the application, the s ys tem ● Most verbs will become methods Problem Statement Fragment: Every s hip in the Star Wars Battle game has a hull rating that determines how much damage it can s us tain before des truction. In addition, s ome s hips have s hields which recharge over time and mus t be depleted before the hull takes damage. Each s hip als o includes s ome level of armament. When fired, the weapons deal various types of damage to enemy s hips . The process of breaking a problem apart into smaller pieces is commonly referred to as design. Getting Started With Design Given the problem statement, use noun-verb analysis to find the classes, attributes, and methods. 3 Problem Statement The Star Wars Battle game s imulates s pace battles between various s hips in the Star Wars Cinematic Univers e. Every s hip has a hull rating that determines how much damage it can s us tain before des truction. In addition, s ome s hips have s hields which recharge over time and mus t be depleted before the hull takes damage. Each s hip als o includes s ome level of armament. Larger s hips generally have more armament. When fired, the weapons deal various types of damage to enemy s hips . The three types of weapon damage are color coded: Heavy (Green), Normal (Red), Ion (Blue). ● Lis t all the nouns ○ Indent attributes below their respective class names ● Add the verbs to the l