Index

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A

Abstract classes, 341–344

Employee Modeling program, 349

interfaces vs., 344

Accessor methods, 372

ActionListener, 210–212

Activation record, definition, 409

Active objects, 69

definition, 409

designing, 69, 71

gas station simulation, 81

Activity

asynchronous, See Asynchronous activities

definition, 7, 409

synchronous, 7–8, 412

Ada

exception blocks, 161

rendezvous concept, 17

specification, 375

Adapters, 278, 283, 285

definition, 409

further reading, 301

Aggregation, 338–340

immutable classes and thread safety, 376

Algorithms, generic reuse, 305

Amphibious Vehicle Design programs, 352, 353

Animation, 182–183

definition, 409

further reading, 222

Animator, 181–183

ball and square classes, 312–315

classification implementation using encapsulation, 325

classification vs. composition, 327–328

control panel implementation, 189–193, 287–298

Animator Class program, 295–296

Concurrent Ball program, 297–298, 326–327

controller interface, 288, 290

ControllerImp class program, 290–292

ControlPanel class program, 293–294

corrected repaint, 292, 296, 298

designing the controller, 298–300

GUI threads, 298–299

improved control panel, 193, 205–206

proper controller, 262

simple speed controller, 189–193

state diagram, 300

cooperative synchronization, 231–248, See also Cooperative synchronization

Drawable interface, 213

DrawEvent, 213–215, 289

DrawListener, 213–214, 325, 327–328

example with race condition, 243–248

gas station simulation, 251–259

generic implementation, 193–197

applications, 207

class program, 216–220

constructor, 215

deadlock, 209

Drawable interface, 197–201, 206

DrawEventMulticaster, 222–227

Graphics object, 214

Java Event Model, 210, 213–215

minimalist design approach, 206–208

MoveObjects program, 220–222

multiple threads and method synchronization, 204–205

notification object implementation, 251–253

program using, 202–204

race condition, 208–210

repaint event generation, 204–205

sleepTime, 206

source code, 194–199

vector class extension, 201, 204

vector cloning, 215, 219

GUI thread, 204–205, 208–209, 231

JPanel, 188, 327

Path Class programs, 183, 184

path interface, 184–186

reuse, 308–328

by classification, 316–320

by composition, 321–323

by copy, 308–309

method, 311–312

simple implementation, 186–189

GUI thread, 189, 192–193

paint method, 188–189, 192

source code, 186–187

speed controller, 189–193

synchronized run method program, 238–239

thread animation program with no coordination, 233–234

vector extension and JEM definition, 325–328

ArithmeticException, 163, 172, 176

Arrays, 115–118

bounded buffers, 70–71

collection classes, 118–119

objects, 116–118

vector classes, 119

Association, 339–340

final classes and, 376

Asynchronous activities, 8

concurrency definition and, 9, 11

definition of, 409

synchronization of, 9–11

threads, 21, See Threads

AWTEventMulticaster, 222

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