Index_S

S

Sales, as a business requirement, 19

Sales order processing, 115, 140

Samples in this book, using, 311-319

Scalability, 229

Screen scrapers, 27

Serializing and deserializing of data, 109, 111, 126

Service Cache pattern, 274, 277

Service component (Service Factory pattern), 266

Service component (service-oriented architecture), 40

Service directories, 9

in the case study, 95

explosion of listings in, 82

Service directory class diagram, 77

Service Directory pattern, 53, 75-98

collaborations, 79-81

components , 78-79

in practice, 76

preparing to implement, 81-82

Service Factory pattern and, 264-265

Service-oriented Architecture pattern and, 55, 97

structure, 77-81

Service factory

building, 270

execution sequence diagram, 272

flow of, 271-273

implementation, 271

using, 273-274

variations of, 274

Service Factory pattern, 12, 15, 261-277

as a Singleton pattern, 270

and Business Process pattern, 151

business requirements fulfilled by, 275

caching information in, 269

in the case study, 274-276

collaborations, 267-268

components, 266-267

hard-coded information in, 269

implementing, 270-274

in practice, 262-265

preparing to implement, 268-270

related patterns, 277

Service Directory pattern and, 264-265

structure, 265-268

Service implementation

avoiding bloat in, 227-229

deploying, 107-109

details, 124-126

lifecycle, 47

lifecycle options, 228

Service information structures (UDDI), 83-93

Service interface, 266

Service location sequence diagram, 268

Service-Oriented Architecture pattern, 35-56

Architecture Adapter pattern and, 74

collaborations, 41-42

components, 40

explained, 9

intent of, 36

metadata in, 9

preparing to implement, 42-43

related patterns, 55-56

scenarios, 38

and service directory, 97

structure, 39

using, 37-38

Web Services and, 44-53

ServiceFactory component, 266-267

ServiceImplementation component, 77-78, 231-232

ServiceInformation class, 77-81

ServiceInformation component, 77-79

ServicePublisher component, 78

Services

avoiding bloat in, 227-229

binding to tModels, 91-93

defined, 36-37

deploying, 46-50, 107-109

deploying using Apache Axis, 46-47

deploying using WSDL, 48-50

details of, 124-126

finding, 75

implementation of in Web Services, 40

lifecycle of, 47

lifecycle options, 228

registering, 53

searching for and listing, 76

in service-oriented architecture, 40

technical specifications for, 89-90

Servlets, 31

Session scope (Apache Axis lifecycle), 228

Seti@Home project, ad-hoc federations, 206

Ship Order process (case study), 22

Shipping, as a business requirement, 19

Shipping process (case study), 133

SIC (Standard Industrial Classification) system, 83

Simplicity, faux implementation for, 245-246

Singleton pattern, service factory as, 270

Small footprint, faux implementation for, 245

SMTP (Simple Mail Transfer Protocol), 51

Snapshots, 172, 175, 181-182

SOAP (Simple Object Access Protocol), 44, 50, 106

as XML-based communication protocol, 50

building Java adapters to, 109

communicating using, 50-53

flexibility of, 52

minimizing number of transformations through, 279

SOAP body, 51

SOAP documents, 51

SOAP envelope, 51, 254

SOAP header, 51

SOAP-ignorance, and using Apache Axis tools, 65

SOAP message content, 51-52

SOAP messages, 49-52, 67, 106, 122

between client and Web Service, 110

between subscribers and event service, 254

deserializing back to JavaBeans, 111

listening for, 256-257

originating as JavaBeans, 111

received by a subscriber, 254-255

root node, 51

structure of, 51, 110-111

from a subscriber, 255

SOAP over HTTP, 30

SOAP processor (Apache), 257

SOAP request documents, 47, 51

delivering, 53

listing of, 52

SOAP response documents, 51-52

SOAP response message listing, 52

Software architectures. See Architectures

Software cycle, 7-8

Software patterns, 5-6

applying, 7-8

publishing, 7

Software phone emulator, 248

Software required to install examples, 312-313

Source code, downloading, 318

SourceForge open -source Web site, 13, 311, 318-319

SQL (Structured Query Language), 93, 121, 297-298, 303

SSh (Secure Shell), 318-319

Standardization, event monitors for, 171

Standardized interfaces

for the case study, 274-275

enforcing, 264

future of, 263-264

innovation and, 264

for Web Services, 83

Status (business process), 160

Status change monitoring, 180-182

Status equality tests, 178

Storefront, 154

Structured data, benefits of using, 298

Structures with data instances, containment of, 92

Stub generation, application-side, 237

Subscriber component (Publish/Subscribe), 211

Subscriber registration

with event service, 217-218

with RMI Naming service, 240

Subscriber service, 214

in action, 239-241

implementation listing, 238

implementing, 236, 256-257

WSDL interface, 253

SubscriberImpl component (Publish/Subscribe), 212

Subscribers to Web Service events, 11

Subscription lists, persistent, 214

Sun ONE Studio CVS client, 319

Supplier variability (case study), 261

Surrogate architecture (Jini), 37

Synchronization programs, 5

System state, publishing an event related to, 206