Small Java How to Program

by Deitel, Harvey M.; Deitel, Paul J.

• ISBN13: 9780131486607
• ISBN10: 0131486608
• Edition: 6th
• Format: Paperback
• Copyright: 2004-08-05
• Publisher: Prentice Hall

Summary

This special edition ofJava How to Programis up-to-date with theJava 2 Platform Standard Edition 1.5.It covers fundamental programming topics and provides several extra chapters so readers can include or omit material as needed.Includes Recursion and Searching and Sorting chapters. Provides extensive complete programming exercises plus "What does this program do?", "What's wrong with this program?", "Complete the program" and "Modify the program" exercises. Covers text-file processing. Features coverage of special topics, such as pre- and postconditions, invariants, testing and debugging, ethics and software engineering. Includes a CD-ROM with every copy of the book that contains: (subject to change) Javatrade; 2 Platform, Standard Edition 1.5; Netbeans; JCreator LE; jEdit; jGRASP; BlueJ; Source code for all the book's examples; Hyperlinks to valuable Javatrade; demos and Internet resources.A useful brief reference for programmers or anyone who wants to learn more about the Java programming language.

Author Biography

Dr. Harvey Deitel is one of the world's leading computer science instructors and seminar presenters, and author of more than a dozen books. He worked on the pioneering operating system teams in industry and academia that developed many of the techniques at the heart of operating systems like UNIX®, Windows NT™ and OS/2™.

Paul Deitel has taught Visual Basic, Java, C and C++ at numerous hardware and software companies, including Sun Microsystems, Digital Equipment Corporation, IBM, Open Environment Corporation, Adra Systems, and Cambridge Technology Partners, and is himself an expert developer.

The Deitels are principals of Deitel & Associates, Inc., an international training organization specializing in Visual Basic, Java, C and C++, and object technologies.

Table of Contents

Preface	xv
Before You Begin	xxxvii
1 Introduction to Computers, the Internet and the World Wide Web	1	(34)
1.1 Introduction	2	(2)
1.2 What Is a Computer?	4	(1)
1.3 Computer Organization	4	(1)
1.4 Early Operating Systems	5	(1)
1.5 Personal, Distributed and Client/Server Computing	6	(1)
1.6 The Internet and the World Wide Web	6	(1)
1.7 Machine Languages, Assembly Languages and High-Level Languages	7	(1)
1.8 History of C and C++	8	(1)
1.9 History of Java	9	(1)
1.10 Java Class Libraries	9	(2)
1.11 FORTRAN, COBOL, Pascal and Ada	11	(1)
1.12 BASIC, Visual Basic, Visual C++, C# and .NET	11	(1)
1.13 Typical Java Development Environment	12	(3)
1.14 Notes about Java and Small Java How to Program, Sixth Edition	15	(1)
1.15 Test-Driving a Java Application	16	(5)
1.16 Introduction to Object Technology and the UML	21	(5)
1.17 Wrap-Up	26	(1)
1.18 Web Resources	26	(9)
2 Introduction to Java Applications	35	(37)
2.1 Introduction	36	(1)
2.2 First Program in Java: Printing a Line of Text	36	(7)
2.3 Modifying Our First Java Program	43	(2)
2.4 Displaying Text with printf	45	(2)
2.5 Another Java Application: Adding Integers	47	(4)
2.6 Memory Concepts	51	(1)
2.7 Arithmetic	52	(4)
2.8 Decision Making: Equality and Relational Operators	56	(4)
2.9 Wrap-Up	60	(12)
3 Introduction to Gasses and Objects	72	(34)
3.1 Introduction	73	(1)
3.2 Classes, Objects, Methods and Instance Variables	73	(2)
3.3 Declaring a Class with a Method and Instantiating an Object of a Class	75	(4)
3.4 Declaring a Method with a Parameter	79	(3)
3.5 Instance Variables, set Methods and get Methods	82	(5)
3.6 Primitive Types vs. Reference Types	87	(1)
3.7 Initializing Objects with Constructors	88	(3)
3.8 Floating-Point Numbers and Type double	91	(4)
3.9 (Optional) GUI and Graphics Case Study: Using Dialog Boxes	95	(3)
3.10 Wrap-Up	98	(8)
4 Control Statements: Part 1	106	(51)
4.1 Introduction	107	(1)
4.2 Algorithms	107	(1)
4.3 Pseudocode	108	(1)
4.4 Control Structures	108	(3)
4.5 if Single-Selection Statement	111	(1)
4.6 if... else Double-Selection Statement	112	(5)
4.7 while Repetition Statement	117	(1)
4.8 Formulating Algorithms: Counter-Controlled Repetition	118	(5)
4.9 Formulating Algorithms: Sentinel-Controlled Repetition	123	(7)
4.10 Formulating Algorithms: Nested Control Statements	130	(6)
4.11 Compound Assignment Operators	136	(1)
4.12 Increment and Decrement Operators	137	(2)
4.13 Primitive Types	139	(1)
4.14 (Optional) GUI and Graphics Case Study: Creating Simple Drawings	140	(5)
4.15 Wrap-Up	145	(12)
5 Control Statements: Part 2	157	(47)
5.1 Introduction	158	(1)
5.2 Essentials of Counter-Controlled Repetition	158	(2)
5.3 for Repetition Statement	160	(4)
5.4 Examples Using the for Statement	164	(5)
5.5 do...while Repetition Statement	169	(1)
5.6 switch Multiple-Selection Statement	170	(8)
5.7 break and continue Statements	178	(2)
5.8 Logical Operators	180	(6)
5.9 Structured Programming Summary	186	(5)
5.10 (Optional) GUI and Graphics Case Study: Drawing Rectangles and Ovals	191	(3)
5.11 Wrap-Up	194	(10)
6 Methods: A Deeper Look	204	(48)
6.1 Introduction	205	(1)
6.2 Program Modules in Java	206	(1)
6.3 static Methods, static Fields and Class Math	207	(3)
6.4 Declaring Methods with Multiple Parameters	210	(4)
6.5 Notes on Declaring and Using Methods	214	(1)
6.6 Method Call Stack and Activation Records	215	(1)
6.7 Argument Promotion and Casting	215	(2)
6.8 Java API Packages	217	(2)
6.9 Case Study: Random-Number Generation	219	(18)
6.9.1 Generalized Scaling and Shifting of Random Numbers	223	(1)
6.9.2 Random-Number Repeatability for Testing and Debugging	223	(1)
6.10 Case Study: A Game of Chance (Introducing Enumerations)	224	(5)
6.11 Scope of Declarations	229	(3)
6.12 Method Overloading	232	(3)
6.13 (Optional) GUI and Graphics Case Study: Colors and Filled Shapes	235	(2)
6.14 Wrap-Up	237	(15)
7 Arrays	252	(64)
7.1 Introduction	253	(1)
7.2 Arrays	253	(2)
7.3 Declaring and Creating Arrays	255	(1)
7.4 Examples Using Arrays	256	(9)
7.5 Case Study: Card Shuffling and Dealing Simulation	265	(3)
7.6 Enhanced for Statement	268	(2)
7.7 Passing Arrays to Methods	270	(4)
7.8 Case Study: Class GradeBook Using an Array to Store Grades	274	(4)
7.9 Multidimensional Arrays	278	(5)
7.10 Case Study: Class GradeBook Using a Two-Dimensional Array	283	(6)
7.11 Variable-Length Argument Lists	289	(1)
7.12 Using Command-Line Arguments	290	(2)
7.13 (Optional) GUI and Graphics Case Study: Drawing Arcs	292	(3)
7.14 Wrap-Up	295	(21)
8 Classes and Objects a Deeper Look	316	(53)
8.1 Introduction	317	(1)
8.2 Time Class Case Study	318	(3)
8.3 Controlling Access to Members	321	(1)
8.4 Referring to the Current Object's Members with the this Reference	322	(3)
8.5 Time Class Case Study: Overloaded Constructors	325	(5)
8.6 Default and No-Argument Constructors	330	(1)
8.7 Notes on Set and Get Methods	331	(1)
8.8 Composition	332	(2)
8.9 Enumerations	334	(4)
8.10 Garbage Collection and Method finalize	338	(1)
8.11 static Class Members	339	(5)
8.12 static Import	344	(1)
8.13 final Instance Variables	345	(2)
8.14 Software Reusability	347	(1)
8.15 Data Abstraction and Encapsulation	348	(1)
8.16 Ti me Class Case Study: Creating Packages	349	(6)
8.17 Package Access	355	(1)
8.18 (Optional) GUI and Graphics Case Study: Using Objects with Graphics	355	(5)
8.19 Wrap-Up	360	(9)
9 Object- Oriented Programming: Inheritance	369	(44)
9.1 Introduction	370	(1)
9.2 Superclasses and Subclasses	371	(2)
9.3 protected Members	373	(1)
9.4 Relationship between Superclasses and Subclasses	374	(24)
9.4.1 Creating and Using a CommissionEmployee Class	375	(4)
9.4.2 Creating a BasePlusCommissionEmployee Class without Using Inheritance	379	(5)
9.4.3 Creating a CommissionEmployee-BasePlusCommissionEmployee Inheritance Hierarchy	384	(3)
9.4.4 CommissionEmployee-BasePlusCommissionEmployee Inheritance Hierarchy Using protected Instance Variables	387	(6)
9.4.5 CommissionEmployee-BasePlusCommissionEmployee Inheritance Hierarchy Using private Instance Variables	393	(5)
9.5 Constructors in Subclasses	398	(6)
9.6 Software Engineering with Inheritance	404	(1)
9.7 Object Class	405	(2)
9.8 (Optional) GUI and Graphics Case Study: Displaying Text and Images Using Labels	407	(2)
9.9 Wrap-Up	409	(4)
10 Object-Oriented Programming: Polymorphism	413	(43)
10.1 Introduction	414	(2)
10.2 Polymorphism Examples	416	(1)
10.3 Demonstrating Polymorphic Behavior	417	(3)
10.4 Abstract Classes and Methods	420	(2)
10.5 Case Study: Payroll System Using Polymorphism	422	(15)
10.5.1 Creating Abstract Superclass Employee	423	(3)
10.5.2 Creating Concrete Subclass SalariedEmployee	426	(1)
10.5.3 Creating Concrete Subclass HourlyEmployee	427	(2)
10.5.4 Creating Concrete Subclass CommissionEmployee	429	(1)
10.5.5 Creating Indirect Concrete Subclass BasePlusCommissionEmployee	430	(2)
10.5.6 Demonstrating Polymorphic Processing, Operator instanceof and Downcasting	432	(4)
10.5.7 Summary of the Allowed Assignments Between Superclass and Subclass Variables	436	(1)
10.6 final Methods and Classes	437	(1)
10.7 Case Study: Creating and Using Interfaces	438	(12)
10.7.1 Developing a Payable Hierarchy	439	(1)
10.7.2 Declaring Interface Payable	440	(1)
10.7.3 Creating Class Invoice	441	(2)
10.7.4 Modifying Class Employee to Implement Interface Payable	443	(2)
10.7.5 Modifying Class SalariedEmployee for Use in the Payable Hierarchy	445	(2)
10.7.6 Using Interface Payable to Process Invoices and Employees Polymorphically	447	(1)
10.7.7 Declaring Constants with Interfaces	448	(1)
10.7.8 Common Interfaces of the Java API	449	(1)
10.8 (Optional) GUI and Graphics Case Study: Drawing with Polymorphism	450	(2)
10.9 Wrap-Up	452	(4)
A Operator Precedence Chart	456	(2)
A.1 Operator Precedence	456	(2)
B ASCII Character Set	458	(1)
C Keywords and Reserved ors	459	(1)
D Primitive Types	460	(1)
E Number Systems	461	(13)
E.1 Introduction	462	(3)
E.2 Abbreviating Binary Numbers as Octal and Hexadecimal Numbers	465	(1)
E.3 Converting Octal and Hexadecimal Numbers to Binary Numbers	466	(1)
E.4 Converting from Binary, Octal or Hexadecimal to Decimal	466	(1)
E.5 Converting from Decimal to Binary, Octal or Hexadecimal	467	(2)
E.6 Negative Binary Numbers: Two's Complement Notation	469	(5)
F Unicode®	474	(11)
F.1 Introduction	474	(1)
F.2 Unicode Transformation Formats	475	(1)
F.3 Characters and Glyphs	476	(1)
F.4 Advantages/Disadvantages of Unicode	477	(1)
F.5 Unicode Consortium's Web Site	477	(2)
F.6 Using Unicode	479	(2)
F.7 Character Ranges	481	(4)
G Using the Java API Documentation	485	(10)
G.1 Introduction	485	(1)
G.2 Navigating the Java API	486	(9)
H Creating Documentation	495	(12)
H.1 Introduction	495	(1)
H.2 Documentation Comments	495	(1)
H.3 Documenting Java Source Code	496	(7)
H.4 javadoc	503	(1)
H.5 Files Produced by javadoc	504	(3)
I Labeled break and continue Statements	507	(3)
I.1 Introduction	507	(1)
I.2 Labeled break Statement	507	(1)
I.3 Labeled continue Statement	508	(2)
J Using h Debugger	510	(17)
J.1 Introduction	511	(1)
J.2 Breakpoints and the run, stop, cont and print Commands	511	(5)
J.3 The print and set Commands	516	(2)
J.4 Controlling Execution Using the step, step up and next Commands	518	(3)
J.5 The watch Command	521	(2)
J.6 The clear Command	523	(3)
J.7 Wrap-Up	526	(1)
Index	527