Tài liệu PHP Objects, Patterns, and Practice- P12 ppt

■ INDEX

502

naming collisions, 71, 74

nested namespaces, declaring, 73

PHP 5.3 and, 14, 71

phpDocumentor and, 353

relative namespaces, 74

require_once(), 76

switching to global space within a file, 76

unqualified name, 73

use keyword, 74

using a domain name as a namespace, 73

using braces with the namespace keyword,

75

using the as clause with use, 75

NastyBoss class, 146–147

new operator, 16, 21

newInstance(), 96

newSelection(), 310

newUpdate(), 309–310

next(), 477

nextToken(), 472–473, 477

Nock, Clifton, 298, 311

notes element, 336

Notifier class, 140

notify(), 204–205

notifyAccess(), 282, 298

notifyError(), 333

notifyPasswordFailure(), 389

null, using in hinted arguments, 27

■ O

object lifelines, 117

object types, 25

object-oriented design

abstract classes, 45

Abstract Factory pattern, 157

abstract types as enabling polymorphism,

146

addEmployee(), 147

addParam(), 102

aesthetics of, 455

anonymous functions, 66, 68

assigning and passing objects by reference,

63

automated build, 459

call_user_func(), 67

callbacks, 66

centralizing common classes used in

multiple projects, 455

class switching, 106

code duplication, 109, 454

code smells, 109

coding to an interface, 141, 457

cohesion, definition of, 104

comparing to procedural programming,

100, 103

Conf class, code listing, 51

constant properties, 44

Continuous Integration (CI), 460

controller, 454

copying objects with __clone(), 63

coupling in, 104

create_function(), 67–68

declaring a class or method final, 57

decoupling, definition of, 454

defining string values for objects, 65

defining the boundaries of classes, 105

delegating object instantiation, 147

describing a class’s responsibility, 105

designing child classes to provide

specialized functionality, 132

destructor methods, 62

devising strategies for object generation,

145, 147

DomainObject class, 49

Employee class, 146, 148

encapsulating the concept that varies, 458

encapsulation, 107–108

Factory Method pattern, 152

factory, definition of, 44, 148

favoring composition over inheritance, 132

final keyword, 57

focusing on the metasystem, 458

Fowler, Martin, 110

getAllParams(), 102

getInstance(), 44, 102, 104, 149

global variables, 149, 454

instantiating objects as a dirty business, 147

interceptor methods, table of, 58

interfaces, 47

introducing dependencies in the name of

good design, 149

is_callable(), 67–68

Java and, 4