Index_E

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E

EJB (Enterprise Java Beans), 30

elide. See information hiding

«embedded device» stereotype, 334

embedded systems, UML modeling tools for, 32

encapsulation, 20, 23–24

Enterprise Java Beans. See EJB

«enterprise» stereotype, 143

«entity» stereotype, 331

entry/, for entry actions, 285

entry action, 285

entry event, 285

enumeration datatype, 46

«enumeration» stereotype, 217, 284

error handling, for aggregation, 85

event handlers, state diagram for, 388

event hierarchy

creating, 281–283

parameters for, 283–285

event protocols, 308–312

event transition, 262, 267–269, 278–279

events. See also states

actions performed during, 267

completion, 287

definition of, 262, 277

generalizing, 281–283

guard checking condition during, 269

handling all with one operation, 285

icons for, 290–292

identifying, 263-265

inheriting, in substates, 298–300

internal, 287, 302

occurring during object’s state, 285–289

operations corresponding to, 278–281

organizing into an event hierarchy, 281–285

passing information to object, 267

time taken by, 269

uses of, 277–278

«executable» stereotype, 338

«execution environment» stereotype, 334

exit/, for exit actions, 287

exit action, 286

exit event, 286

«extend» stereotype, 169–174

extension use cases, 169–174

external context diagram, 120

eXtreme Modeling methodology, 36

eXtreme Programming methodology, 36

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