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1.1 Introduction
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TeachJava 2001: Elements of
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TeachJava 2001: Elements of
1. From Scheme to Java
1.1 Introduction
1.1.1 What is an Object?
1.2 Java Mechanics
1.2.1 Notation and Syntax
1.2.2 Java Expressions
1.2.3 Precedence of Operations
1.2.4 Java Statements
1.2.5 The Structure of Java Programs
1.2.6 Static Members
1.2.7 Java Programs
1.2.7.1 A Sample Java Program
1.2.7.2 Variations on the Sample Program
1.2.8 Defining Static Methods
1.2.9 Capitalization and Commenting Conventions
1.3 Java Data Types
1.3.1 Primitive Types
1.3.1.0.1 Numeric Constants
1.3.1.0.2 Conversions Between Types [Optional]
1.3.2 Object Types
1.4 Java Class Definitions
1.4.1 Defining Classes to Represent Compound Data
1.4.2 Constructors
1.4.3 Defining Instance Methods
1.4.4 Printing Objects
1.5 The Union and Composite Patterns
1.5.1 Member Hoisting
1.5.2 The Composite Pattern
1.5.3 Defining Instance Methods for a Composite Class
1.5.4 Conditional Statements
1.6 Basic Program Design
1.6.1 The Design Recipe
1.6.1.1 Data Analysis and Design
1.6.1.2 Contract, Header, and Purpose
1.6.1.3 Examples
1.6.1.4 Template
1.6.1.5 Body
1.6.1.6 Test
1.6.2 An Extended Example: Lists
1.6.2.1 Type Predicates and Type Casts in Java
1.6.2.2 Maintaining Sample Test Data
1.6.2.3 A Sample Program
1.6.3 Inheritance and the Composite Pattern
1.6.3.1 Overriding
equals
1.6.4 Helper Methods, Packages, and Visibility
1.7 Interfaces
1.7.1 Multiple Inheritance
1.7.2 Using Classes and Interfaces to Enforce Invariants
1.7.3 Implicit Polymorphism
1.7.4 Interface Types
1.8 The Command Pattern
1.9 Anonymous Classes
1.10 Static Members of Classes
1.10.1 Singleton Pattern
1.10.2 Other Uses of Static Members
1.11 Loose Ends
1.11.1 Local variables
1.11.2 Finality
1.11.3 Casts and Static Type Checking
1.11.4 Exceptions as Errors
1.11.5 Name and Method Overloading
1.12 The Visitor Pattern
1.12.1 Interpreting Arithmetic Expressions
1.12.2 Openness in Data Design
1.12.3 Visitors with Arguments
Corky Cartwright
2001-08-02
