Rational Rose modeling tool, 306 RDBMS, 259-63 see also Object/Relational (o/R) mapping accessing relational databases, 311 caching for performance, 246 CMRs and local interfaces, 297 data access design implications, 24 denormalzation, 263 entity beans, concerns, 286 performance tuning, 262 RdbmsOperation class Data Source interface and, 343 declareParameter() method, 344 JDBC abstraction framework, 343 performing queries, 348 reactivation see passivation. readExternal() method, Externallzable Interface, 661 read-mostly entitles, 302 readObject() method custom serialization, 661 read-only entities, 302 Seppaku pattern, 303 RedirectView class, com.Interface21.web.servlet.view package, 707 refactoring class responsibilities, 145 code duplication, 147 effect of testing on writing code, 91 OO design principles, 142 regression tests, 82 unit test effect, 91 web site, 142 XP approach to testing, 77 reference data objects sample app model objects, 522 references to web sites Ant build tool, 65 Apache Axis SOAP implementation, 19 Aspect Oriented Programming, 138 Cactus testing tool, 95 Castor, 242 checked exceptions problems, 126 class loading in J2EE, 592 coarse grained entity beans, 289 coding standards, 143, 144, 145 converting to XML from RDBMS, 239 database driven modeling, 254 Domify open source project, 242 drawbacks of natural keys, 270 Eclipse, 64 ECPerf, 49 EJBGen code generator, 66 exception handling Java tutorial, 125 Fat Key pattern, 293 framework design, 171 JAAS, 237 Java 1.4 assertion mechanism, 108 Java coding conventions, 143 JAXB, 244 JDO (Java Data Objects), 319 JSP views, 527 JUnit, 79 JUnitEE testing tool, 97 LowRoad code generator, 66 mock objects, 99 newsgroups, choosing app server, 53 PowerTier modeling tool, 304 primary key generation, 270 read-mostly entities, 303 read-only entities, 303 refactoring, 142 Servlet 2.3 specification (SRV.9.11), 30 ServletUnit project, 101 tuning server, 631 util.concurrent package, 23 WAS Tool, 107 Web Services Developer Pack, 19 WebMacro, 242 WebSphere EJB container, 299 WinCvs, 67 Xdoclet code generator, 66 XMLC, 570 XP oriented approach, 105 referential integrity, RDBMS, 259 EJB 2.0 CMP, 297 reflection code-level optimization, 641 disadvantages, 346 dynamic proxies, 137 Factory design pattern, 136 idioms, 133 if/else statements, 133 JDBC abstraction framework and, 346 misconceptions, 133 OO design principles summarized, 173 performance, 133, 642 switch statements, 133 using, 132-38 regression tests definition, 75 XP approach to testing, 77 rejectValue() method, Errors Interface, 498 relational databases see RDBMS. release management, 58-60 version control tool, 67 WinCvs, 67 rellability distributed architecture, 206 maximizing, 208 SFSB (stateful session beans) limitations, 368 replication problems,368 remote access to app components using EJBs, 22 remote calls, consolidating, 658 Value Object J2EE pattern, 658 Remote Interface, Java.rml package, 653 remote Interfaces bean having local and remote interfaces, 224 entity beans, 295 phoney remote interfaces, 225 using EJBs, 99, 224 implications of using EJB, 21 remote objects RMI (Remote Method Invocation), 653 RemoteException class, 30, 653 throwing/NOT ~ EJBs with remote/local interface. 387 RemoveException app exception, javax.ejb, 382 render() method AbstractView class, 687 InternalResourceView class, 477 VelocityView class, 692 View interface, 470, 476, 518, 684 renderMergedOutputModel() method AbstractPdfView class, 706 AbstractView class, 687 AbstractXmicView class, 704 InternalResourceView class, 689 VelocityView class, 693 XsltView class, 699 replication, state, 368 SFSB (stateful session beans), 368 HttpSession use, advantages, 369 in-memory replication, WebLogic server using. 368 primary/secondary WebLogic server instance for each SFSB, 368 session failover NOT guaranteed, 368 state often held in two locations, 369 StatefulSessionContext object, Oracle 9iAS, 369 web tier session management, 488 request controllers, MVC, 36, 457 request handling in sample app, 508 Requestlnfo class, com.Interface21.web.servlet.view package, 700 RequestUtlls class, org.apache.struts.util package, 459 Required transaction attribute, CMT, 382 RequiredWorkflowException object, 372 SFSB state machine, mimicking, 372 example, 372 requirement definition choosing app server, 47 RequiresNew transaction attribute, CMT, 386 resolveVlewName() method, VlewResolver interface, 685 ResourceBundleVlewResolver class, com.Interface21.web.servlet.vlew package, 477 responsibilities classes, 145 summarized, 175 resubmisslon testing web specific issues, 100 ResultException, webwork.action package, 464 ResultReader Interface JDBC abstraction framework, 336 reusability enterprise architecture goals, 17 revallldation ControllerServlet class, 669 MultiActionController class, 670 sample app, 670 web caching using HTTP, 667 risk management, 67-70 mitigation strategies, 68 RMI (Remote Method Invocation collocating components in JVM, 663 J2EE design, 19 local interfaces, 19 marshaling, 654 minimizing remote calls, 655 app partitioning, 655 consolidating remote calls, 658 moving data to operation, 656 moving operation to data, 656 moving data efficiently, 658 generic Java objects, 663 serialization optimization, 659 XML, 662 performance issues, 653 remote objects, 653. serializable objects, 653 Session Facade, implementing using SLSB, 374 RMI no.reduction, performance advantages, 374 singletons, 221 unmarshaling, 653 using EJBs, 22 Implementing distributed architecture, 210 robustness enterprise architecture goals, 16 scalable and robust architectures, 207 rollback, transactions system exceptions, EJB handling, 380 RowCallbackHandler Interface JDBC abstraction framework, 335 performing queries, 341 RowCountCallbackHandler class JDBC abstraction framework, 336 RowSets see JDBC RowSets. run() method, SqlFunctlon class, 346 Runnable Interface, java.lang package, 620 runPass() method, AbstractTest class, 621 <b>runtime exceptions checked exceptions compared, 128, 328 documentation, 159
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