📘 ❞ JAVA HOW TO PROGRAM ❝ كتاب

عن كتاب JAVA HOW TO PROGRAM:
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العناوين الرئيسة والفرعية للموضوعات.


5. يراعي الفروق الفردية بين القراء.


Preface
xxiii
Before You Begin
xxxiii
1
Introduction to Computers and Java
1
1.1 Introduction
2
1.2 Computers: Hardware and Software
5
1.3 Data Hierarchy
6
1.4 Computer Organization
8
1.5 Machine Languages, Assembly Languages and High-Level Languages
10
1.6 Introduction to Object Technology
11
1.7 Operating Systems
13
1.8 Programming Languages
16
1.9 Java and a Typical Java Development Environment
18
1.10 Test-Driving a Java Application
22
1.11 Web 2.0: Going Social
26
1.12 Software Technologies
29
1.13 Keeping Up-to-Date with Information Technologies
31
1.14 Wrap-Up
32
2
Introduction to Java Applications
37
2.1 Introduction
38
2.2 Your First Program in Java: Printing a Line of Text
38
2.3 Modifying Your First Java Program
44
2.4 Displaying Text with
printf
46
2.5 Another Application: Adding Integers
47
2.6 Memory Concepts
52
Contents
viii
Contents
2.7 Arithmetic
53
2.8 Decision Making: Equality and Relational Operators
56
2.9 Wrap-Up
60
3
Introduction to Classes, Objects, Methods
and Strings
71
3.1 Introduction
72
3.2 Declaring a Class with a Method and Instantiating an Object of a Class
72
3.3 Declaring a Method with a Parameter
76
3.4 Instance Variables,
set
Methods and
get
Methods
79
3.5 Primitive Types vs. Reference Types
84
3.6 Initializing Objects with Constructors
85
3.7 Floating-Point Numbers and Type
double
88
3.8 (Optional) GUI and Graphics Case Study: Using Dialog Boxes
92
3.9 Wrap-Up
95
4
Control Statements: Part 1
102
4.1 Introduction
103
4.2 Algorithms
103
4.3 Pseudocode
104
4.4 Control Structures
104
4.5
if
Single-Selection Statement
107
4.6
if
...
else
Double-Selection Statement
107
4.7
while
Repetition Statement
112
4.8 Formulating Algorithms: Count
er-Controlled Repetition
113
4.9 Formulating Algorithms: Sentinel-Controlled Repetition
118
4.10 Formulating Algorithms: Nes
ted Control Statements
125
4.11 Compound Assignment Operators
130
4.12 Increment and Decrement Operators
130
4.13 Primitive Types
134
4.14 (Optional) GUI and Graphics Case St
udy: Creating Simple Drawings
134
4.15 Wrap-Up
138
5
Control Statements: Part 2
151
5.1 Introduction
152
5.2 Essentials of Counter-Controlled Repetition
152
5.3
for
Repetition Statement
154
5.4 Examples Using the
for
Statement
158
5.5
do
...
while
Repetition Statement
162
5.6
switch
Multiple-Selection Statement
164
5.7
break
and
continue
Statements
172
5.8 Logical Operators
173
5.9 Structured Programming Summary
179
Contents
ix
5.10 (Optional) GUI and Graphics Case Study: Drawing Rectangles and Ovals 184
5.11 Wrap-Up
187
6
Methods: A Deeper Look
197
6.1 Introduction
198
6.2 Program Modules in Java
198
6.3
static
Methods,
static
Fields and Class
Math
200
6.4 Declaring Methods with Multiple Parameters
202
6.5 Notes on Declaring and Using Methods
205
6.6 Method-Call Stack an
d Activation Records
206
6.7 Argument Promotion and Casting
207
6.8 Java API Packages
208
6.9 Case Study: Random-Number Generation
210
6.9.1 Generalized Scaling and Shifting of Random Numbers
214
6.9.2 Random-Number Repeatability for Testing and Debugging
214
6.10 Case Study: A Game of Chance; Introducing Enumerations
215
6.11 Scope of Declarations
219
6.12 Method Overloading
222
6.13 (Optional) GUI and Graphics Case St
udy: Colors and Filled Shapes
224
6.14 Wrap-Up
227
7
Arrays and ArrayLists
240
7.1 Introduction
241
7.2 Arrays
242
7.3 Declaring and Creating Arrays
243
7.4 Examples Using Arrays
244
7.5 Case Study: Card Shuffling and Dealing Simulation
254
7.6 Enhanced
for
Statement
258
7.7 Passing Arrays to Methods
259
7.8 Case Study: Class
GradeBook
Using an Array to Store Grades
262
7.9 Multidimensional Arrays
268
7.10 Case Study: Class
GradeBook
Using a Two-Dimensional Array
271
7.11 Variable-Length Argument Lists
278
7.12 Using Command-Line Arguments
279
7.13 Class
Arrays
281
7.14 Introduction to Collections and Class
ArrayList
284
7.15 (Optional) GUI and Graphics Case Study: Drawing Arcs
286
7.16 Wrap-Up
289
8
Classes and Objects: A Deeper Look
311
8.1 Introduction
312
8.2
Time
Class Case Study
312
8.3 Controlling Access to Members
316
8.4 Referring to the Current Object’s Members with the
this
Reference
317
8.5
Time
Class Case Study: Overloaded Constructors
320
x
Contents
8.6 Default and No-Argument Constructors
326
8.7 Notes on
Set
and
Get
Methods
326
8.8 Composition
328
8.9 Enumerations
331
8.10 Garbage Collection and Method
finalize
333
8.11
static
Class Members
334
8.12
static
Import
338
8.13
final
Instance Variables
339
8.14
Time
Class Case Study: Creating Packages
340
8.15 Package Access
345
8.16 (Optional) GUI and Graphics Case Stud
y: Using Objects with Graphics 347
8.17 Wrap-Up
351
9
Object-Oriented Programming: Inheritance
359
9.1 Introduction
360
9.2 Superclasses and Subclasses
361
9.3
protected
Members
363
9.4 Relationship between Sup
erclasses and Subclasses
364
9.4.1 Creating and Using a
CommissionEmployee
Class
364
9.4.2 Creating and Using a
BasePlusCommissionEmployee
Class
370
9.4.3 Creating a
CommissionEmployee
–
BasePlusCommissionEmployee
Inheritance Hierarchy
375
9.4.4
CommissionEmployee
–
BasePlusCommissionEmployee
Inheritance
Hierarchy Using
protected
Instance Variables
377
9.4.5
CommissionEmployee
–
BasePlusCommissionEmployee
Inheritance
Hierarchy Using
private
Instance Variables
380
9.5 Constructors in Subclasses
385
9.6 Software Engineerin
g with Inheritance
386
9.7 Class
Object
387
9.8 (Optional) GUI and Graphics Case Study: Displaying Text and
Images Using Labels
388
9.9 Wrap-Up
391
10
Object-Oriented Programm
ing: Polymorphism 394
10.1 Introduction
395
10.2 Polymorphism Examples
397
10.3 Demonstrating Polymorphic Behavior
398
10.4 Abstract Classes and Methods
400
10.5 Case Study: Payroll Sys
tem Using Polymorphism
403
10.5.1 Abstract Superclass
Employee
404
10.5.2 Concrete Subclass
SalariedEmployee
407
10.5.3 Concrete Subclass
HourlyEmployee
408
10.5.4 Concrete Subclass
CommissionEmployee
410
10.5.5 Indirect Concrete Subclass
BasePlusCommissionEmployee
412
10.5.6 Polymorphic Processing, Operator
instanceof
and Downcasting 413

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