Index
Numerics
2D graphics, 330
circles, 332
ellipses, 332
lines, 330
PiePanel application, 333
PiePanel.java source code, 338
PieSlice class, 335-336
rectangles, 331
Symbols
< > (angle brackets), 238
!= (inequality operator), 81
$ (dollar sign), 54
% operator, 56
’ (single quotation mark), 51, 67
/ (backslash), 67
“ (double quotation mark), 51
> (greater than operator), 81
(newline character), 180
(_) (underscore) character, 53
* (multiplication operator), 56
+ (plus sign)
addition operator (+), 56
concatenation operator, 68-69
+= operator, 69
–– (decrement operator), 56
- (minus sign), 56
/ (division operator), 56
/ (forward slash) character, 284
// (double slashes), 17
// (two slash characters), 258
== (equality operator), 81
? (question mark), 86-87
@Override annotation, 314
@WebMethod annotation, 315
A
Absolute program, 34
Abstract Windowing Toolkit. See AWT
access control
definition of, 138
methods, 142
variables, 138
default, 139
private variables, 139
protected variables, 139
accessor methods, 142
ActionListener interface, 202, 271
actionPerformed() method, 202-203, 212, 276
activities
Hour 1, 12
Hour 2, 24
Hour 3, 38
Hour 4, 48
Hour 5, 64
Hour 6, 77
Hour 7, 94
Hour 8, 106
Hour 9, 119
Hour 10, 136
Hour 11, 154
Hour 12, 168
Hour 13, 186
Hour 14, 200
Hour 15, 218
Hour 16, 233
Hour 17, 248
Hour 18, 264
Hour 19, 281
Activity class, 346
Add Library dialog box, 303
Add Repository dialog box, 391
add() method, 157
add(Component) method, 228
addActionListener() method, 202
addChangeListener() method, 223
adding
emulators, 350
plug-ins, Eclipse, 392
addItemListener() method, 204, 206
addition operator (+), 56
addKeyListener() method, 204
addOneToField() method, 212
addSlice() method, 335
Aggregator application, 307, 309
Agile Java Development with Spring, Hibernate and Eclipse, 381
ALIGN attribute (APPLET tag), 239
Android
applications
configuring AVDs, 350-351
creating, 345-349
Debug Configurations, 351-352
debugging, 366
design, 355-358
interface design, 359-362
manifest files, 358-359
navigating, 346-348
running, 352-354
writing Java code, 362-368
Java on phones, running, 35
overview, 343-345
phones, configuring, 394-395
plug-ins, installing, 344, 391-393
programming, 389-390
resources, 358
SDKs, 390
Android Virtual Devices. See AVDs
AndroidManifest.xml file, 347, 357-360
Angry Birds application, 35
Annotations, applying, 314-315
apostrophes (‘), 51
Apple iPhones, 343
APPLET tag (HTML), 238-239
ALIGN attribute, 239
CODE attribute, 239
HEIGHT attribute, 239
WIDTH attribute, 239
class files, 236
compared to applications, 236
displaying
drawString() method, 240
paint() method, 236-237
repaint() method, 236
event handling, 201
actionPerformed() method, 202
check boxes, 204
combo boxes, 204
event listeners, 201-202
keyboard events, 206
events, 236
HTML markup, 238-239
initializing, 237-238
Java Boutique, 33-35
JTicker website, 32-33
LinkRotator, 273
methods, 235-236
destroy(), 238
init(), 237-238
paint(), 236-237
repaint(), 236
start(), 238
stop(), 238
object tags, applying, 245-246
parameters
naming, 243
passing, 243
receiving, 243
ShowWeight applet example, 244
WeightScale applet example, 243-245
real-word examples, Visible Human Project website, 27
Revolve, 270
class declaration, 271
error handling, 272
event handling, 276
initializing, 272
screen updates, 273
threads, 274-275
variables, 271
RootApplet, 43-44
SalutonApplet
displaying, 240
HTML markup, 241
source code listing, 240
saving, 7
security, digital signatures, 30
starting, 238
stopping, 238
structure, 43
threaded, 270
class declarations, 271
error handling, 272
event handling, 276
initializing, 272
running, 274-275
screen updates, 273
starting, 274
stopping, 275
variables, 271
WeightScale source code, 243-245
windows, sizing, 239
appletviewers, 44
applications. See also applets
configuring AVDs, 350-351
creating, 345-349
Debug Configurations, 351-352
debugging, 360
design, 355-358
interface design, 359-362
manifest files, 358-359
navigating, 346-348
overview of, 343-345
running, 352-354
writing code, 362-368
Angry Birds, 35
applets, creating, 42-44
arguments, 46
autodialers, 123
Benchmark, 103-104
Calculator, 251
Clock
output, 90
source code, 89-90
ClockFrame, 183
RGB values, 329
setting, 329
compared to applets, 236
Configurator.java, 294-295
Console, 289
creating, 39-42
Credits, code listing, 72
Crisis, 188-189
definition of, 39
deploying, 394
Game
output, 82
source code, 82
ID3Reader, 286-288
Java Boutique, 33-35
KeyViewer.java, 205-206
LeaderActivity, 362-368
LottoMadness, 192-193, 196-197
applet version, 216
event listeners, 208
LottoEvent.java class, 209-211
methods, 212-213
source code listing, 213-215
multithreading, 31
Name
output, 113
source code, 112
NetBeans
running, 378
troubleshooting, 378-380
NewCalculator, 252
Nines, 97
NumberDivider, 254-255
Organizing block statements, 81-83
PageCatalog, 258-261
PieFrame, 338-339
PiePanel, 333
PiePanel.java source code, 338
PieSlice class, 335-336
PlanetWeight, 60-61
PrimeFinder, 268-269
properties.xml, 301
PropertyFileCreator.java, 300
ReadConsole, 289
Root
compiling, 40
source code, 39
running, 7
Saluton
class declarations, 15
class statements, 16
compiling, 19
greeting variable, 17-18
line-by-line breakdown, 18
main() block, 16
running, 20
saving, 18
source code, 15
troubleshooting, 19-20
writing, 14-15
SalutonApplet, 241-242
saving, 7
SpaceRemover, 110
SquareRootClient, 320-323
SquareRootServer, 315
SquareRootServerImpl, 316
SquareRootServerPublisher, 318
stock analysis, 32-33
StringLister.java, 162-163
strings, viewing, 66-67
troubleshooting, 8
Variable
char variables, 51
code listing, 52
floating-point variables, 51
int statement, 50
integer variables, 51
string variables, 51
Virus, 148
class constructor, 143
getSeconds() method, 142
setSeconds() method, 142
showVirusCount(), 144
tauntUser() method, 143
VirusLab
output, 150
source code, 149-150
WeatherStation, 304-307
Wheel of Fortune, 113
character arrays, 115
integer arrays, 115
letterCount array, 115
nested loops, 115
output, 114
source code, 113
writing, 13
applying
annotations, 314-315
arrays, 109
Arrays class, 112-113
Color class, 328
expressions, 59-60
Font class, 327-328
NetBeans, 373
creating new projects, 374-375
formatting classes, 376-377
installing, 373
running, 378
objects
existing, 159-160
tags, 245-246
Package Explorer, 348
app_name string resource, 349
Arc2D class, 332-333
arguments, 46
applications, 41
methods, 142-143
ArrayIndexOutOfBoundsException, 250
arrayoutofbounds errors, 109
declaring, 108
definition of, 107
elements, 108
initial values, 108
multidimensional, 111
sample application, 110
sorting, 111-113
upper limits, checking, 109
Wheel of Fortune application, 113
output, 114
source code, 113
Arrays class, applying, 112-113
/assets, 347
assigning variables
types, 50
values, 54-55
asterisk (*), 56
ALIGN, 239
CODE, 239
HEIGHT, 239
HTML, 238
inheritance, 125-126
SRC, 238
WIDTH, 239
autoboxing, 131
autodialers, 123
AVDs (Android Virtual devices), 350-351
AWT (Abstract Windows Toolkit), 169
Insets class, 191-192
B
backslash (/), escape code, 67
backspaces, escape code, 67
BASIC (Beginner’s All Symbolic Instruction Code), 4, 10
behavior
hierarchy, 125-126
inheritance, 125
Bell, Joshua, 6
Benchmark application, 103-104
benchmarks, 102
BlackBerrys, 343
blank spaces in source code, 22
blocks, 16-17
books, Java-related, 381
Boole, George, 53
Boolean variables, 53
BorderLayout manager, 190-191
borders, Insets class, 191-192
braces ({}), 16-17, 49, 82, 92
breaking loops, 100-101
Browser JAR/Folder dialog box, 303
browsers
Java Plug-in, 28
downloading, 242
buffered input streams, 288-290
Console application, 289
creating, 288
ReadConsole application, 289
reading, 288
bugs, 8. See also debugging
Builder class, 304
buttons, creating, 174-176
bytecode, 284
C
CableModem class, 133
Cadenhead, Rogers, 381
Cafe au Lait website, 383
Calculator application, 251
calling web services, 323
cannot resolve symbol (error message), 20
career opportunities, 385
carriage returns, escape code, 67
sensitivity, variable names, 54
statements, 84
casting, 127
definition of, 127
destinations, 127
objects, 132
sources, 127
variables, 127-128
catching
Calculator application, 251-252
DivideNumbers sample application, 254
errors, 272
exceptions, 249-255
NewCalculator application, 253
NumberDivider sample application, 254-255
PageCatalog sample application, 258-261
SumNumbers sample application, 251, 261
try-catch blocks, 250-255, 261
try-catch-finally blocks, 255
cell phones, 343. See also Android
CENTER tag (HTML), 238
change listeners, 223
ColorSlide sample application, 227
registering objects as, 223-224
char variables, declaring, 51, 65
characters
special, escape codes, 67-68
strings, counting, 113-115
charts, pie, 121
check boxes
creating, 177-178
event handling, 204
checkAuthor() method, 148
choice lists, event handling, 204. See combo boxes
choosing programming languages, interpreted languages, 7
Chrome browser, 44. See also Google; interfaces
circles, drawing, 332
classes, 122
Activity, 346
Applet methods, 156-157
Arc2D, 332-333
ArrayIndexOutOfBoundsException, 250
Arrays, applying, 112-113
CableModem, 133
Color, 329
Console, 289-290
declaring, 15-16
documentation, 382
DslModem, 133
Ellipse2D, 332
encapsulation, 142
Exception, 250
FileInputStream, 290
FileOutputStream, 290
Graphics, 237
Graphics2D, 330
circles, 332
ellipses, 332
lines, 330
rectangles, 331
inheritance, 125-126, 135, 155-158
inner classes, 146-147
Insets, 191-192
inheritance, 156-157
methods, 157
subclasses, 157
JButton, 174
JCheckBox, 177-178
JComboBox, 178-179
JFrame, 171
JLabel, 176-177
JPanel, 180
JScrollPane, 219
JSlider, 222
JTextArea, 179
JTextField, 176-177
Line2D, 330
methods, 144
ModemTester, 133-134
nesting, 146
NetBeans, 376-377
objects
looping, 162-163
storing, 160-162
PieSlice, 335-336
Point, 164
Point3D, 164
code listing, 164
creating, 164-165
testing, 165-166
private, 135
R, 363
ReadConsole, 289
Rectangle2D, 331
Revolve, 271
subclasses, 126, 133, 157-159, 164-165
superclasses, 126
testing, 165-166
Thread, 265
variables
creating, 139-140
values, 140
Virus, 137
clearAllFields() method, 212
clients, 320-322
Clock application
output, 90
source code, 89-90
ClockFrame application, 183
clocks, 87. See also Clock application
close() method, 291
closing streams, 291
code
annotations, formatting, 314-315
writing Android applications, 362-368
CODE attribute (APPLET tag), 239
code listings
Benchmark application, 103
CableMode class, 133
Calculator application, 251
Clock application, 88-89
ColorSliders application, 224
Commodity program, 85-86
Console application, 289
Credits application, 72-73
Crisis application, 188-189
DslModem class, 133
Game program, 82
HomePage.java, 259
ID3Reader application, 286-288
KeyViewer.java, 205-206
LinkRotator applet, 276-279
LottoEvent.java class, 209, 211
LottoMadness application, 193-195, 213-215
MailWriter application, 220
Modem class, 132
ModemTester class, 133-134
Name application, 112
NewCalculator application, 252
Nines application, 97-98
NumberDivider application, 254
PageCatalog application, 260
PiePanel.java source code, 336-338
PlanetWeight application, 60
Point3D class, 164
PointTester.java program, 165-166
PrimeFinder application, 268-269
Root application, 40
RootApplet application, 43
SalutonApplet
HTML file, 241
source code, 240
ShowWeight applet, 244
SpaceRemover.java application, 110
StringLister.java, 162-163
Tool application, 229
Variable application, 52
Virus application, 149
VirusLab application, 149-151
WeightScale applet
HTML file, 245
Java source code, 244
Wheel of Fortune application
output, 114
source code, 114
WriteMail application, 221
CODEBASE attribute
OBJECT tag, 247
Color class, 328-329
Color class, 328
displaying RGB values, 329
Font class, 327-328
RGB values, 329
setting, 329
ColorSliders application, 227
com object, creating, 124-125
combo boxes
creating, 178-179
event handling, 204
commands, javac, 40. See also methods
comparing strings, 70
equal/not equal comparisons, 81
less/greater than comparisons, 80-81
compiled languages, performance, 10
compilers
definition of, 7
javac, error messages, 20
compiling applications, 19, 40
complex for loops, 102
arranging, 185
buttons, creating, 174-176
change listeners, 223
ColorSliders sample application, 227
registering objects as, 223-224
check boxes
creating, 177-178
event handling, 204
ClockFrame application, 183
creating, 180-183
disabling, 206-207
enabling, 206-207
frames, 170-171
adding components to, 174
sizing, 172
image icons, 227-228
creating, 227
Tool sample application, 228-230
labels, 176-177
panels, 180
scroll panes, 219
adding components to, 220
creating, 219-220
MailWriter sample application, 221
WriteMail sample application, 222
sliders
creating, 222-223
labels, 223
text
areas, 179
TextField, 176
toolbars, 227
creating, 228
dockable toolbars, 228
Tool sample application, 228-230
computer speed, testing, 103-104
concatenating strings, 68
concatenation operator (+), 68-69
Conder, Shane, 390
conditionals, 79
Clock application
output, 90
source code, 89-90
blocks, 81-83
equal/not equal comparisons, 81
less than/greater than comparisons, 81
less/greater than comparisons, 80
if-else, 83
ternary operator (?), 86-87
configuration properties, reading/writing, 292-295
Configurator.java application, 294-295
configuring
AVDs (Android Virtual Devices), 350-351
Debug Configurations, 351-352
phones, 394-395
ConfigWriter.java application, 291
Console application, 289
constants, 55
constructor methods, 143
arguments, 144
declaring, 143
inheritance, 144
continue statement, 100
contracts, WSDL (Web Service Description Language), 318
controlling access. See access control
converting
objects, 127
variables to objects, 129-131
counter variables, 96
counting characters in strings, 113-115
Create Activity checkbox, 346
Create New Library dialog box, 303
createNewFile() method, 285
Credits application code listing, 72
Crisis application, 188-189
currentThread() method, 275
customizing properties, 361
D
Darcey, Lauren, 390
data types. See also type values
Boolean, 53
byte, 52
char, 51
long, 52
short, 52
String, 17
date/time, displaying, 183
Debug Configurations, creating, 351-352
debugging
Android applications, 357, 366
definition of, 8
OOP applications, 123
phones, 395
declaring
classes
class statement, 15-16
methods, 141
class methods, 144
constructors, 143
public methods, 142
Boolean, 53
char, 65
char variables, 51
class variables, 139-140
floating-point, 51
integers, 50
long, 52
object variables, 137-138
Revolve applet, 271
Revolve program, 271
short, 52
decrement operator (––), 56
decrementing variables, 56-58
default statement, 84
default.properties file, 348
defining
classes, inner classes, 146-147
services, 313
deleting files, 285
deploying
Android applications, 354
applications, 394
Deployment Target Selection Mode, 352
design
Android, 355-358
interfaces, 359-362
destinations (casting), 127
destroy() method, 238
detecting errors in Android applications, 357
determining string lengths, 70-71
development history of Java, 27
Development settings, 354
dialects, 302
dialog boxes, Add Repository, 391
digital signatures, 30
disabling components, 206-207
displaying
applets
drawString() method, 240
paint() method, 236-237
repaint() method, 236
colors, 329
pie graphs, 339
revolving links, 279
strings
println() method, 66-67
special characters, 67-68
text areas, 179
variable contents, 18
web services, 323
displaySpeed() method, 124-125
division, 59
division operator (/), 56
do-while loops, 99-101
dockable toolbars, 228
docking toolbars, 230
dollar sign ($), 54
double quotation mark (“), 51
double slashes (//), 17
draw() method, 330
drawing
circles, 332
ellipses, 332
lines/shapes, 329-330
pie graphs, 333
PiePanel.java source code, 338
PieSlice class, 335-336
rectangles, 331
drawRoundRect() method, 331-332
DslModem class, 133
E
EarthWeb’s Java directory, 385
Eclipse
Android plug-ins, 344. See also Android
installing, 390
plug-ins, 392
projects, creating, 355
editing
NetBeans, 376-377
string resources, 348
XML, 349
editors, text, 13
educational applications, 27
elements, 108
comment, 304
forecastday, 305
initial values, 108
Ellipse2D class, 332
ellipses, drawing, 332
else statements, 83
employment opportunities, 385
emulators (Android), configuring, 350-351
enabling components, 206-207
encapsulation, 142
endless loops, 105
Endpoint Interfaces, 317
annotations, 314-315
creating, 313
equality operator (==), 81
error handling, 249
catching exceptions, 249-250
multiple exceptions, 253-255
PageCatalog sample application, 258-261
try-catch blocks, 250-255, 261
try-catch-finally blocks, 255
creating exceptions, 262
ignoring exceptions, 258
memory errors, 262
stack overflows, 262
throwing exceptions, 250, 256-258
PageCatalog sample application, 258-261
throw statements, 256
try-catch statements, 272
errors
Android applications, 357
arrayoutofbounds, 109
bugs, 8
cannot resolve symbol message, 20
handling. See error handling
javac error messages, 20
logic errors, 8
NetBeans, 379
Saluton program, troubleshooting, 19-20
syntax errors, 8
escape codes, 67-68
evaluating expressions, operator precedence, 59
Evans, Ben, 383
event handling, 201
actionPerformed() method, 202, 276
check boxes, 204
combo boxes, 204
event listeners, 201-202
ActionListener interface, 202
LottoMadness application, 208-211
keyboard events, 206
event listeners, 201-202
ActionListener interface, 202
actionPerformed() method, 202
adding, 201
LottoMadness application, 208-209, 211
EventListener interfaces, 201-202
Everlong.mp3 file, 287-288
Exception class, 250
ArrayIndexOutOfBoundsException, 250
catching, 249-250
multiple exceptions, 253-255
PageCatalog sample application, 258-261
try-catch blocks, 250-255, 261
try-catch-finally blocks, 255
creating, 262
ignoring, 258
NumberFormatException, 253-254
PageCatalog sample application, 258-261
throw statements, 256
executing. See starting
existing objects, 159-160
exists() method, 284
exiting loops, 100-101
expressions, 49-50, 55, 59-61. See also operators
advantages, 60
operator precedence, 58-59
extensions (file), .class, 22
F
File class, 284-285
File.pathSeparator, 284
FileInputStream class, 290-292
FileOutputStream class, 290
files
checking existence of, 284
creating, 284
deleting, 285
File class, 284-285
file extensions, .class, 22
finding size of, 285
manifest, Android applications, 358-359
reading
ID3Reader application, 286-288
streams, 285-286
renaming, 285
writing to, 290-291
XML
creating, 299-302
reading, 302-307
RSS syndication feeds, 307-309
fill() method, 330
fillRect() method, 329-331
fillRoundRect() method, 331
finding strings within strings, 71-72
Fisher, Timothy R., 381
float statement, 51
floating-point variables, declaring, 51
folders, viewing, 356. See also files
Font class, applying, 327-328
fonts, 327
for loops, 95-97
complex for loops, 102
counter variables, 96
empty sections, 102
exiting, 100-101
sample application, 97
syntax, 96-97
vectors, 162-163
forecastday element, 305
formatting. See also configuring; design
annotations, 314-315
applications, 39, 192, 196-197
Android, 345-352
creating applets, 42-44
sending arguments to, 41-42
classes, NetBeans, 376-377
Color class, 328
components, 180-183
Font class, 327-328
interfaces
annotations, 314-315
Endpoint Interfaces, 313
threads, 266
variables, 137-140
web service clients, 320-322
XML files, 299-302
formfeeds, escape codes, 67
forward slash (/) character, 284
frames, 170
adding components to, 174
creating, 170-171
SalutonFrame.java example, 174
sizing, 172
G
Game application
output, 82
source code, 82
Gamelan website, 385
games
lotto. See LottoMadness application
running on phones, 35
/gen folder, 347
/gen/org.cadenhead.android/R.java, 347
get(int) method, 304
getActionCommand() method, 203, 212
getAttribute() method, 304-305
getChildElements() method, 304
getFirstChildElement() method, 304
getId() method, 364
getInsets() method, 192
getKeyChar() method, 205
getKeyCode() method, 205
getKeyText() method, 205
getName() method, 284
getParameter() method, 243
getPort() method, 322
getProperty() method, 293
getSeconds() method, 142
getSquareRoot() method, 315, 320
getStateChange() method, 204
getTime() method, 315
getURL() method, 272
getValue() method, 304-305
getValueIsAdjusting() method, 224
getVirusCount() method, 149
GNU Lesser General Public License (LGPL), 303
Android. See Android
Chrome browser, 44
Gosling, James, 4, 26, 303, 344, 373
graphics, 330
circles, 332
RGB values, 329
setting, 329
ellipses, 332
Graphics class, 237
icons, 227-228
creating, 227
Tool sample application, 228-230
lines, drawing, 330
PiePanel application, 333
PiePanel.java source code, 338
PieSlice class, 335-336
rectangles, drawing, 331
Graphics class, 237
Graphics2D class, 330
circles, 332
ellipses, 332
lines, 330
rectangles, 331
PiePanel.java source code, 338
PieSlice class, 335-336
greater than operator, 81
greeting variables
declaring, 17
displaying contents of, 18
GridLayout manager, 189-190
GridLayout() method, 197
GUIs (graphical user interfaces), 170, 219
AWT (Abstract Windowing Toolkit), 169
buttons, creating, 174-176
change listeners, 223
ColorSliders sample application, 227
registering objects as, 223-224
check boxes
creating, 177-178
event handling, 204
ClockFrame application, 183
combo boxes
creating, 178-179
event handling, 204
enabling/disabling components, 206-207
event handling, 201
event listeners, 201-202
ActionListener interface, 202
actionPerformed() method, 202
adding, 201
frames, 170
adding components to, 174
creating, 170-171
SalutonFrame.java example, 174
sizing, 172
image icons, 227-228
creating, 227
Tool sample application, 228, 230
Insets, 191-192
labels, creating, 176-177
layout managers, 187
BorderLayout, 190-191
FlowLayout, 187
GridLayout, 189-190
LottoMadness sample application, 192-197
panels, creating, 180
scroll panes, 219
adding components to, 220
creating, 219-220
MailWriter sample application, 221
sliders, 222-223
WriteMail sample application, 222
Swing, 169
text
areas, 179
fields, 176-177
write-protecting, 198
toolbars, 227
creating, 228
dockable toolbars, 228
Tool sample application, 228, 230
H
handling errors. See error handling
HEIGHT attribute (APPLET tag), 239
“Hello world!”, 20
Hemrajani, Anil, 381
hierarchies, Java classes, 155
history of Java, 26-27
HomePage.java listing, 259
horizontal sliders
creating, 222
labels, 223
HTML (Hypertext Markup Language), 238
angle brackets (< >), 238
APPLET, 238-239
CENTER, 238
P, 238
hyphen (-), subtraction operator, 56
I
I/O (input/output)
buffered input streams, 288-290
byte streams, 284
closing, 291
defined, 283-284
reading data from, 285-288
writing data to, 290-291
IceRocket, 383
icons, 227-228
creating, 227
Tool sample application, 228, 230
ID3Reader application, 286-288
IDEs (integrated development environments), 344, 373
blocks, 81-83
equal/not equal comparisons, 81
less than/greater than comparisons, 80-81
if-else statements, 83
ignoring exceptions, 258
ImageIcon constructor, 227
ImageIcon() method, 227
implementing Service Implementation Beans, 316-317
import statement, 237
incrementing variables, 56-58
indexOf() method, 71-72
inequality operator (!=), 81
infinite loops, 105
InformIT, 384
website, 382
inheritance, 125, 135, 155-157
classes, 155-158
constructors, 144
hierarchy, 125-126
init() block statements, 43
initializing
definition of, 105
inner classes, 146-147
input/output. See I/O
Insets class, 191-192
installing
Android
plug-ins, 391-393
SDKs, 390
Eclipse, 390
NetBeans, 373
programming tools, 9
int statement, 50
integers
arrays, creating, 108
variable types, 50
integrated development environments. See IDEs
Intel, 343
Intent() method, 365
interfaces, 227. See also GUIs
AWT (Abstract Windowing Toolkit), 169
ChangeListener, 223
check boxes, 177-178
combo boxes, 178-179
defined, 201
design, Android applications, 359-362
Endpoint Interfaces
annotations, 314-315
creating, 313
EventListener, 201-202
frames, 170-173
GUIs (graphical user interfaces). See GUIs
ItemListener, 204
labels, 176-177
layout managers, 187-189
BorderLayout manager, 190-191
BoxLayout manager, 191
GridLayout manager, 189
separating components, 191
NetBeans, 374
panels, 180
Runnable, 265
Service Implementation Bean, 316-317
text areas, 179-180
text fields, 176-177
windows, 170-173
Internet Explorer, 242
interpreters, 28
definition of, 7
Java Plug-in, 28
ItemListener interface, 204
itemStateChanged() method, 204, 212
iteration, 97. See also loops
iterators, 97
J
inheritance, 156-157
methods
add(), 157
equals(), 156
overriding, 157
setBackground(), 157
setLayout(), 157
subclasses, 157
JAR (Java Applet Ratings Service), 34
JARS (Java Review Service), 384
Java 7 Developer Blog, 383
Java Applet Ratings Service. See JAR
Java Boutique website, 33-35
Java Development Kits. See JDKs
Java Development Tools. See JDTs
Java EE 6 Tutorial, The Basic Concepts, 381
Java Enterprise Edition. See JEE
Java Mobile Edition. See JME
Java Phrasebook, 381
Java Review Service, 384
Java Standard Edition. See JSE
Java Virtual Machines. See JVMs
Java website, 382
Javac
commands, 40
compilers, error messages, 20
JavaWorld website, 29-30
javax.xml.ws, 317
JAX-WS library packages, 322
JButton objects, 174
JCheckBox class, 177-178
JComboBox class, 178-179
JDKs (Java Development Kits), 8, 320
applications
Saluton program, 14-15
writing, 13
installing, 9
JDTs (Java Development Tools), 390
JEE (Java Enterprise Edition), 373
Jendrock, Eric, 381
JFrame class, 171
JLabel class, 176-177
JME (Java Mobile Edition), 373
job opportunities, 385
Joy, Bill, 26
JPanel class, 180
JScrollPane class, 219
JScrollPane() method, 219
JSE (Java Standard Edition), 373
JSlider class, 222
JSlider() method, 222
JTextArea class, 179
JTextField class, 176-177
JTicker website, 32-33
JToolBar() method, 228
JVMs (Java Virtual Machines), 20, 28
K
keyboards, event handling, 206
KeyListener interface, 204-206
KeyViewer.java application, 205-206
keywords, this, 147-148
L
Label() method, 176
labels
creating, 176-177
sliders, 223
languages
OOP. See OOP
selecting, 4-5
layout managers, 187
FlowLayout, 187
GridLayout, 189-190
LottoMadness sample application, 192-197
LeaderActivity application, 362-368
lengths of strings, determining, 70-71
LGPL (GNU Lesser General Public License), 303
libraries, XOM, 303. See also XOM
Line2D class, 330
lines, drawing, 329-330
LinkRotator applet, 273
links
revolving, displaying, 279
variables with strings, 68-69
listeners, 201-202
ActionListener interface, 202
actionPerformed() method, 202
adding, 201
change listeners, 223
ColorSliders sample application, 227
registering objects as, 223-224
LottoMadness application, 208-211
listFiles() method, 285
listings. See also code listings
Aggregator application, 307-309
ClockFrame application, 183
ClockPanel application, 181
Configurator.java application, 294-295
ConfigWriter.java application, 291
HomePage.java application, 259
LeaderActivity application, 362-368
NumberDivider application, 254-255
PageCatalog application, 260
PieFrame application, 338-339
Playback application, 175
properties.xml application, 301
PropertyFileCreator.java application, 300
SalutonFrame.java application, 173
SquareRootClient application, 320-323
SquareRootServer application, 315
SquareRootServerImpl. application, 316
SquareRootServerPublisher application, 318
WeatherStation.java application, 305-307
Web Service Description Language Contract application, 319
lists, choice lists, 204
load() method, 292
loading applets, 43
Log.i() methods, 364
logic errors, 8
long variable type, 52
loops
Benchmark application, 103-104
definition of, 95
do-while, 99
exiting, 100-101
for, 95-97
complex for loops, 102
counter variables, 96
empty sections, 102
sample application, 97
syntax, 96-97
vectors, 162-163
infinite loops, 105
naming, 101
nesting, 101
while, 98-99
LottoEvent.java class, 209-211
LottoMadness application, 192-193, 196-197
applet versions, 216
event listeners, 208
LottoEvent.java class, 209, 211
methods
actionPerformed(), 212
addOneToField(), 212
clearAllFields(), 212
getActionCommand(), 212
itemStateChanged(), 212
matchedOne(), 212
numberGone(), 212
LottoMadness() method, 197
lowercase, changing strings to, 71
M
magazines, JavaWorld, 29-30
MailWriter application, 221
main() blocks, Saluton program, 16
MalformedURLException errors, 258, 273
managers. See layout managers
managing resources, 356-358
manifest files, Android applications, 358-359
matchedOne() method, 212
memory errors, 262
messages, SOAP, 322
accessor, 142
actionPerformed(), 202-203, 212, 276
add(), 157
add(Component), 228
addActionListener(), 202
addChangeListener(), 223
addItemListener(), 204
addKeyListener(), 204
addOneToField(), 212
addSlice(), 335
applets, 235
arguments, 142-143
checkAuthor(), 148
class methods, declaring, 144
clearAllFields(), 212
close(), 291
constructors, 143
arguments, 144
declaring, 143
inheritance, 144
createNewFile(), 285
currentThread(), 275
declaring, 141
definition of, 70
destroy(), 238
displaySpeed(), 124-125
draw(), 330
drawRoundRect(), 332
exists(), 284
fill(), 330
fillRoundRect(), 331
get(int), 304
getAttribute(), 304-305
getChildElements(), 304
getFirstChildElement(), 304
getId(), 364
getInsets(), 192
getKeyChar(), 205
getKeyCode(), 205
getKeyText(), 205
getName(), 284
getParameter(), 243
getPort(), 322
getProperty(), 293
getSeconds(), 142
getStateChange(), 204
getTime(), 315
getURL(), 272
getValue(), 304-305
getValueIsAdjusting(), 224
getVirusCount(), 149
GridLayout(), 197
ImageIcon(), 227
indexOf(), 71-72
init() blocks, 43
Intent(), 365
JScrollPane(), 219
JSlider(), 222
JToolBar(), 228
Label(), 176
listFiles(), 285
load(), 292
Log.i(), 364
LottoMadness(), 197
main() blocks, 16
matchedOne(), 212
numberGone(), 212
overriding, 157-158
pack(), 172
public, 142
read(), 285
readLine(), 290
renameTo(), 285
setBackground(), 157
setColor(), 273
setContentView(), 363
setDefaultCloseOperation(), 172
setEnabled(), 206
setLayoutManager(), 175
setProperty(), 293
setSeconds(), 142
setSize(), 172
setText(), 217
setTitle(), 171
showDocument(), 276
showVirusCount(), 144
skip(), 286
sleep(), 266
sort(), 112
stateChanged(), 223
storeToXML(), 300
substring(), 287
System.out.println(), 127, 376
tauntUser(), 143
TextArea(), 180
toCharArray(), 110
toLowerCase(), 71
variable scope, 145-146
void keyPressed(), 204
void keyReleased(), 204
void keyTyped(), 205
write(), 290
mfl arrays, 111
minus sign (-)
decrement operator (––), 56
subtraction operator, 56
Modem objects, 123
modems
CableModem class, 133
DslModem class, 133
Modem class, 132
ModemTester class, 133-134
ModemTester class, 133-134
modifying strings, case, 71
modulus operator (%), 56
Monitor objects, 123
Motorola, 343
mouse clicks, handling, 276
multidimensional arrays, 111
multitasking, 265
My Documents, 375
N
Name application
output, 113
source code, 112
names
file extensions, .class, 22
naming conventions
loops, 101
parameters, 243
resources, 349
navigating Android applications, 346-348
Navigator, downloading Java Plug-ins, 242
nesting
classes, 146-147
loops, 101
NetBeans, 8. See also IDEs (integrated development environments)
applying, 373
classes, creating, 376-377
errors, Saluton program, 19-20
projects, creating, 374-375
running, 378
NetBeans Field Guide, 373
NetBeansProjects, 375
Netscape Navigator, downloading Java Plug-ins, 242
New Android Project Wizard, 345, 349, 355
New File Wizard, 14
New Project button, 375
New Project Wizard, 375
NewCalculator application, 252
newline characters, 180
escape codes, 67
NewRoot application, 130
source code, 41
news aggregators, 307. See also RSS syndication feeds
newSuffix variable, 129
Nines application, 97
nu.xom package, 304
NumberDivider application, 254-255
NumberFormatException, 253, 256
numberGone() method, 212
numbers, displaying sequence of prime numbers, 268-269
numeric variable types, 52
Nvidia, 343
O
Oak language, 27
OBJECT tag (HTML), CODEBASE attribute, 247
object-oriented programming, See OOP
objects, 137. See also classes
behavior, 122
casting, 132
classes, 122
converting, 127-131
existing, 159-160
Modem, 123
Monitor, 123
PieChart, 122
referencing, 147-148
storing, 160-163
tags, 245-246
variables, 137-139
private, 139
protected, 139
onCreate() method, 363
online communities, Stack Overflow, 384
OOP (object-oriented programming), 33, 121-122, 170. See also classes
advantages of, 122-123
applications, debugging, 123
autoboxing/unboxing, 131
encapsulation, 142
inheritance, 125-126, 135, 155-157
objects
casting, 132
objects. See objects
Open Handset Alliance, 343
operators
addition (+), 56
concatenation (+), 68-69
decrement (––), 56
division (/), 56
equality (==), 81
greater than (>), 81
inequality (!=), 81
modulus (%), 56
multiplication (*), 56
precedence, 58-59
subtraction (-), 56
ternary (?), 86-87
Oracle, 25
Oracle Technology Network for Java Developers, 382
order of precedence, operators, 58-59
organizing
applications, block statements, 81-83
resources, 356-358
output. See I/O (input/output)
@Override annotation, 314
overriding methods, 157-158
P
P tag (HTML), 238
pack() method, 172
Package Explorer, applying, 348
packages, 139
Android SDKs, installing, 394
javax.xml.ws package, 317
JAX-WS library, 322
PageCatalog application, 258-261
pageTitle array, 271
block statements, 43
overriding, 157-158
panels, creating, 180
PARAM tag (HTML), 242
NAME attribute, 243
VALUE attribute, 243
parameters
handling
ShowWeight applet, 244
WeightScale applet, 243-245
naming, 243
passing to applets, 243
receiving in applets, 243
values, assigning, 243
passing
arguments
to applications, 41
to methods, 142-143
parameters to applets, 243
pasting
into strings, 69
strings together, 68
percent sign (%), modulus operator, 56
performance, interpreted languages, 10
phones. See also Android
configuring, 394-395
running Java on, 35
pie charts, 121
pie graphs, creating, 333
PiePanel.java source code, 338
PieSlice class, 335-336
viewing, 339
PieChart object, 122
PieFrame application, 338-339
PiePanel application, 333
PiePanel.java source code, 338
PieSlice class, 335-336
PieSlice class, 335-336
pipe (|) characters, 254
PlanetWeight application code listing, 60-61
platform independence, 29
Playback.java, 175
plug-ins
definition of, 242
Java Plug-in, 242
plus signs (+)
addition operator, 56
concatenation operator, 68-69
increment operator (++), 56
Point class, 164
Point3D class, 164
creating, 164-165
testing, 165-166
postfixing, 57
precedence, operators, 58-59
preferences, configuring Android, 393
prefixing, 57
prime numbers, displaying sequence of, 268-269
PrimeFinder application, 268-269
printing strings
println() method, 66-67
special character, 67-68
println() method, 61, 66-67, 141
private classes, 135
private variables, 139
program listings. See code listings
programming
Android, 389
configuring phones, 394-395
Eclipse, 390
plug-ins, 391-393
SDKs, 390
languages, selecting, 4-5
OOP (object-oriented programming). See also OOP
advantages of, 122-123
casting, 129
creating objects, 124, 132-134
overview of, 121
Saluton program
creating, 14-15
running, 20
tools
installing, 9
selecting, 8-9
programs. See applications; software
proguard.cfg file, 348
Project Location text field, 375
Project Properties dialog box, 303
Project Selection dialog box, 352
Android applications, navigating, 346-348
creating, 355
NetBeans, 374-375
properties
configuration, reading/writing, 292-295
customizing, 361
properties.xml application, 301
PropertyFileCreator.java application, 300
protected variables, 139
public methods, 142
public statements, 124
publishing web services, 317-318
Q
QName, 321
question mark (?), 86-87
quizzes
Hour 1, 11
Hour 2, 23
Hour 3, 37
Hour 4, 47
Hour 5, 63
Hour 6, 76
Hour 7, 93-94
Hour 8, 105-106
Hour 9, 118
Hour 10, 135-136
Hour 11, 153
Hour 12, 167-168
Hour 13, 185-186
Hour 14, 199
Hour 15, 217-218
Hour 16, 232-233
Hour 17, 247
Hour 18, 263
Hour 19, 280
Hour 21, 341-342
quotation marks
double (“), 51
escape codes, 67
single (‘), 51
R
R class, 363
R.java file, 363
read() method, 285
ReadConsole application, 289
reading
configuration properties, 292-295
files, 285
ID3Reader application, 286-288
read() method, 285
skip() method, 286
RSS syndication feeds, 307, 309
streams, buffered input streams, 288
XML files, 302-307
readLine() method, 290
real-word Java projects
JavaWorld website, 29-30
Visible Human Project website, 27, 29
receiving parameters to applets, 243
recommended reading, 381
Rectangle2D class, 331
rectangles, drawing, 331
Red, Green Blue (RGB) color system, 329
Reference Chooser dialog box, 361
referencing objects, this statement, 147-148
registering objects as change listeners, 223-224
renameTo() method, 285
renaming files, 285
resources, 381. See also websites
Android, 358
folders, viewing, 356
Java-related books, 381
job opportunities, 385
managing, 356-358
naming, 349
strings, editing, 348
restricting access, 138. See also access control
return values (methods), 75, 141
Revolve applet, 270
class declaration, 271
error handling, 272
event handling, 276
methods
actionPerformed(), 276
init(), 272
run(), 274-275
start(), 274
stop(), 275
screen updates, 273
threads
running, 274-275
starting, 274
stopping, 275
variables, 271
Revolve class, creating, 271
revolving links, displaying, 279
RGB values (red, green, blue), 329
Root application, 40
RootApplet applet, 43-44
rounded rectangles, drawing, 331
RSS syndication feeds, reading, 307-309
RuneScape, 26
Runnable interface, 265
running
Android, 352-354
applications, 7
Java on phones, 35
Saluton program, 20
threads, 274-275
S
Saluton application
classes
declarations, 15
statements, 16
code listings, 18
compiling, 19
creating, 14-15
main() block, 16
running, 20
saving, 18
troubleshooting, 19-20
variables
declaring, 17
displaying, 18
SalutonApplet applet
displaying, 240
HTML markup, APPLET tag, 241
source code listing, 240
testing, 241-242
SalutonFrame.java, 174
Sams Publishing website, 382
Sams Teach Yourself Android Application Development in 24 Hours, 390
Sams Teach Yourself Java 2 in 21 Days, 381
Sams Teach Yourself Java 2 in 24 Hours website, 387-388
Sams Teach Yourself Java in 24 Hours website, 383
Samsung, 343
saving
applications, 7
Saluton programs, 18
scope (variables), 145-146
screens, updating, 273
scroll panes, 219
adding components to, 220
creating, 219-220
MailWriter sample application, 221
WriteMail sample application, 222
SDKs (Software Development Kits), 343, 390
searching strings, 71-72
searchKeywords variable, 69
security, 30
digital signatures, 30
trusted developers, 30
selecting
languages, 4-5
programming tools, 8-9
Service Implementation Bean, 316-317
services
clients, creating, 320-322
defining, 313
publishing, 317-318
SquareRootServer, 313
setBackground() method, 157
setColor() method, 273
setContentView() method, 363
setDefaultCloseOperation() method, 172
setEditable() method, 179, 198
setEnabled() method, 206
setLayoutManager() method, 175
setProperty() method, 293
setSeconds() method, 142
setSize() method, 172
setText() method, 217
setTitle() method, 171
shapes
circles, 332
drawing, 329-330
ellipses, 332
lines, 330
PiePanel application, 333
PiePanel.java source code, 338
PieSlice class, 335-336
rectangles, 331
short variable type, 52
showDocument() method, 276
showVirusCount() method, 144
signatures (digital), 30
single quotation marks (‘), escape code, 67
sizing applet windows, 239
skip() method, 286
SkyWatch, 31-32
slashes (//), 17
sleep() method, 266
sliders
creating, 222-223
labels, 223
slowing down threads, 266
SOAP messages, 322
software
Absolute program, 34
overview, 5-6
strings, viewing, 66-67
troubleshooting, 8
Software Development Kits. See SDKs
sort() method, 112
sorting arrays, 111-113
source code
black spaces, 22
code listings. See code listings
editors, 13
sources (casting), 127
SpaceRemover application, 110
spacing in source code, 22
Spartacus.java class, 377
special characters, escape codes, 67-68
speed, testing computer, 103-104
square brackets ([]), 108
SquareRootClient application, 320-323
SquareRootServer application, 313-315
SquareRootServerImpl application, 316
SquareRootServerPublisher application, 317-318
/src folder, 347
/src/org.cadenhead.android/SalutonActivity.java, 347
sRGB, 329
standard applet methods, 235
Standard RGB, 329
starting
applets, 238
threads, 274
variables, 55
stateChanged() method, 223
statements, 49, 79. See also conditionals
case, 84
catch, 280
continue, 100
default, 84
definition of, 5
example, 6
float, 51
blocks, 81-83
equal/not equal comparisons, 81
less/greater than comparisons, 80-81
if-else, 83
import, 237
init(), 43
int, 50
loops
definition of, 95
do-while, 99
exiting, 100-101
infinite loops, 105
naming, 101
nesting, 101
while, 98-99
paint(), 43
public, 124
throw, 256
try-catch-finally blocks, 255
void, 141
stock analysis applications, 32-33
stopping
applets, 238
threads, 275
storeToXML() method, 300
storing
looping, 162-163
objects, 160-162
variables, 54-55
buffered input streams, 288-290
Console application, 289
creating, 288
ReadConsole application, 289
reading, 288
byte streams, 284
closing, 291
defined, 283-284
reading data from, 285
ID3Reader application, 286-288
read() method, 285
skip() method, 286
writing to, 290-291
String data type, 17
StringLister.java source code, 162-163
strings, 65-66
adding to, 69
arrays, 108. See also arrays
characters, counting, 113-115
comparing, 70
equal/not equal comparisons, 81
less/greater than comparisons, 80-81
concatenating, 68
determining length of, 70-71
println() method, 66-67
special characters, 67-68
finding within other strings, 71-72
resources, editing, 348
variables, 51
declaring, 66
linking, 68-69
strings.xml file, 349
Stroustrop, Bjarne, 5
subclasses, 126
creating, 133, 157-159, 164-165
substring() method, 287
subtraction operator (-), 56
super statement, 165
class declarations, 158-159
superclasses, 126
buttons, creating, 174-176
change listeners, 223
ColorSliders sample application, 224-227
registering objects as, 223-224
check boxes
creating, 177-178
event handling, 204
combo boxes
creating, 178-179
event handling, 204
documentation, 232
enabling/disabling components, 206-207
event listeners, 201-202
ActionListener interface, 202
actionPerformed() method, 202
adding, 201
LottoMadness application, 208-211
image icons, 227-228
creating, 227
Tool sample application, 228, 230
JApplet class, 235
labels, creating, 176-177
layout managers, 187
BorderLayout, 190-191
FlowLayout, 187
GridLayout, 189-190
LottoMadness sample application, 192-197
panels, creating, 180
scroll panes, 219
adding components to, 220
creating, 219-220
MailWriter sample application, 221
WriteMail sample application, 222
sliders
creating, 222-223
labels, 223
text
areas, 179
fields, 176-177
write protecting, 198
toolbars, 227
creating, 228
dockable toolbars, 228
Tool sample application, 228-230
switch statements, 84-86
syndication feeds, reading RSS, 307-309
syntax errors, 8
System.out.println() method, 127, 376
T
T-Mobile G1s, 343
tabs, escape code, 67
tags
angle brackets (< >), 238
APPLET, 238-239
ALIGN attribute, 239
CODE attribute, 239
HEIGHT attribute, 239
WIDTH attribute, 239
CENTER, 238
objects
applying, 245-246
CODEBASE attribute, 247
P, 238
PARAM, 242
NAME attribute, 243
VALUE attribute, 243
tauntUser() method, 143
ternary operator (?), 86-87
testing
computer speed, 103-104
Points3D class, 165-166
SalutonApplet program, 241-242
SquareRootServerPublisher application, 318
text
areas, 179
Color class, 328
editors, 13
fields
creating, 176-177
write-protecting, 198
Font class, 327-328
pasting into strings, 69
TextArea() constructor method, 180
this keyword, 147-148
this statements, 165
class declarations, 158
Thread class, 265
threaded applets, 270
class declarations, 271
error handling, 272
event handling, 276
initializing, 272
screen updates, 273
threads
running, 274-275
starting, 274
stopping, 275
variables, 271
threaded classes, 266-270
threads, 265. See also threaded applets
creating, 266-270
multithreading, 31
Runnable interface, 265
running, 274-275
slowing down, 266
starting, 274
stopping, 275
Thread class, 265
throw statements, 256
throwing exceptions, 250, 256-258
PageCatalog sample application, 258-261
throw statements, 256
time, displaying, 183
titles, frames, 171
toCharArray() method, 110
toLowerCase() method, 71
Tool application, 228-230
toolbars, 227
creating, 228
dockable toolbars, 228
docking, 230
Tool sample application, 228-230
tools
appletviewer, 44
programming
installing, 9
selecting, 8-9
travel Java Boutique, 33-35
troubleshooting
Android applications, 357
exceptions, 249-253. See also exceptions
Saluton program, 19-20
software, 8
trusted developers, 30
try-catch blocks, 250-255, 261, 273
Calculator application, 251-252
DivideNumbers sample application, 254
NewCalculator application, 253
NumberDivider sample application, 254-255
SumNumbers sample application, 251, 261
try-catch statement, 272
try-catch-finally blocks, 255
TryPoints.java listing, 165
Twitter, 385
two slash characters (//), 258
type values (variables), casting, 127
types
Boolean, 53
byte, 52
char, 51
long, 52
short, 52
variables, 50
U
Udovydchenko, Aleksey, 34
unboxing, 131
underscore (_) characters, 53, 54
University of British Columbia, 28
updating screens, 273
upper limits of arrays, checking, 109
uppercase, changing strings to, 71, 75
user events, 201
ActionListener interface, 202
combo boxes, 204
components, 206
handling, 202-203
keyboard events, 204-206
LottoMadness application, 207-208, 212-213
V
validity, 302
van de Panne, Michiel, 28
Variable application
code listing, 52
int statement, 50
variables
characters, 51
floating-point, 51
integers, 51
strings, 51
variables
access control, 138
declaring, 108
definition of, 107
elements, 108
initial values, 108
multidimensional, 111
sample application, 110
sorting, 111-113
assigning values, 54-55
casting, 127-128
converting to objects, 129-131
counter variables
definition of, 96
initializing, 96
data types, String, 17
class variables, 139-140
object variables, 137-138
definition of, 49
displaying contents of, 18
initializing, definition of, 105
length, 117
newSuffix, 129
private, 139
protected, 139
referencing, this statement, 147-148
Revolve applet, 271
Revolve program, 271
scope, 145-146
searchKeywords, 69
strings, 66
comparing, 70
concatenating, 68
declaring, 66
determining length, 70-71
displaying, 66-67
escape codes, 67-68
linking, 68-69
types
assigning, 50
Boolean, 53
floating-point, 51
integers, 50
long, 52
short, 52
strings, 51
values
assigning, 55
decrementing, 56-58
incrementing, 56-58
starting values, 55
vectors, objects
looping, 162-163
storing, 160-162
Verburg, Martijn, 383
VeriSign website, 30
vertical sliders, creating, 223
viewing
Android projects, 347
appletviewers, 44
pie graphs, 339
resources, 356
revolving links, 279
strings, 66-67
text areas, 179
web services, 323
Virus application, 148
class constructor, 143
methods
getSeconds(), 142
setSeconds(), 142
tauntUser(), 143
showVirusCount(), 144
Virus class, 137
VirusLab application
output, 150
source code, 149-150
Visual Basic, 4
void keyPressed() method, 204
void keyReleased() method, 204
void keyTyped() method, 205
void statement, 141
W
WeatherStation.application, 304-307
Web Service Description Language, See WSDL
web services
clients, creating, 320-322
publishing, 317-318
SquareRootServer, 313
Web Tools Platform. See WTP
weblogs, 383
@WebMethod annotation, 315
websites
Cafe au Lait, 383
Gamelan, 385
InformIT, 382
JARS (Java Review Service), 384
Java Boutique, 33-35
JTicker, 32-33
JavaWorld, 29-30
Liberty BASIC interpreter, 6
Sams Publishing, 382
Sams Teach Yourself Java 2 in 24 Hours, 387-388
Sams Teach Yourself Java in 24 Hours, 383
VeriSign, 30
Workbench, 383
WeightScale applets, source code, 243-245
well-formed data (XML formatting), 302
Wheel of Fortune application, 113
character arrays, 115
integer arrays, 115
letterCount array, 115
nested loops, 115
output, 114
source code, 113
while loops, 98-101
widgets, customizing properties, 361
WIDTH attribute (APPLET tag), 239
Debug Configurations, 351
wizards
New Android Project Wizard, 345, 349
New File Wizard, 14
New Project Wizard, 375
Workbench website, 383
write protecting text fields, 198
write() method, 290
WriteMail application, 222
writing
creating applets, 42-44
Saluton programs, 14-15
sending arguments to, 41-42
code, Android applications, 362-368
Color class, 328
configuration properties, 292-295
Font class, 327-328
streams, 290-291
WSDL (Web Service Description Language), 318-320
WTP (Web Tools Platform), 390
X-Y
XML (Extensible Markup Language)
editing, 349
files
creating, 299-302
reading, 302-307
RSS syndication feeds, 307-309
XOM (XML Object Model), 303
Z
Zamenhof, Ludwig, 20