Core J2EE Patterns: Best Practices and Design StrategiesPrentice Hall PTR, 2001 - 459 ページ Over the last few years, Java 2 Platform, Enterprise Edition (J2EE) technology has emerged and matured as a standard platform for building enterprise applications. While the platform has matured into a solid offering for developing and deploying enterprise applications, it does offer its challenges. As developers, often we confuse learning the technology with learning to design with the technology. In this book, senior architects from the Sun Java Center, Sun's Java consulting organization share with the reader their cumulative design experience with and expertise on J2EE technology. The primary focus of the book is on patterns, best practices, design strategies, and proven solutions using the key J2EE technologies including JavaServer Pages (JSP), Servlets, Enterprise Java Beans (EJB), and Java Message Service (J.M.S) API. Other ancillary technologies like JDBC and JNDI are also discussed as relevant to their usage in these patterns. The J2EE Patterns catalog with 16 patterns and numerous strategies is presented to document and promote best practices for these technologies. In addition to the patterns and strategies, the book offers the following:
Core J2EE Patterns delivers:
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357 ページ
... then this list is empty . The ValueList- Handler session bean caches ValueList to avoid repeated , unneces- sary execution of the query . ValueObject The ValueObject represents an object view of the individual Value List Handler 357.
... then this list is empty . The ValueList- Handler session bean caches ValueList to avoid repeated , unneces- sary execution of the query . ValueObject The ValueObject represents an object view of the individual Value List Handler 357.
358 ページ
... ValueList- Handler implemented as a Java object to obtain list of values . Stateful Session Bean Strategy When an application uses enterprise beans in the business tier , it may be preferable to implement a session bean that uses the ...
... ValueList- Handler implemented as a Java object to obtain list of values . Stateful Session Bean Strategy When an application uses enterprise beans in the business tier , it may be preferable to implement a session bean that uses the ...
359 ページ
... Value List Handler pattern provides a caching facility in the Value List Handler session bean to hold the result set obtained from a query execution . The result set is a collection of value objects that can be serialized if required ...
... Value List Handler pattern provides a caching facility in the Value List Handler session bean to hold the result set obtained from a query execution . The result set is a collection of value objects that can be serialized if required ...
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多く使われている語句
asynchronous business components Business Delegate business logic business objects business service business tier BusinessObject class diagram coarse-grained object Composite Entity composite value object Composite View container context create Custom Tag Helper Data Access Object database Delegate pattern dependent objects EJBHome encapsulated enterprise bean entity bean Facade pattern Figure Front Controller handling Helper Strategy HttpServletRequest implementation interactions interface invocation invokes J2EE platform Java Center JDBC JNDI JSP View lookup multiple Presentation Tier processing Project ProjectVO public class public String public void Refactoring relationships remote remote method call Resource Tier ResourceException ResourceVO response retrieval Sample Code sequence diagram server Service Locator Service to Worker ServiceLocator servlet Session Facade shown in Example solution stateless session bean template Tier Patterns tion transaction typically Value List Handler Value Object Assembler Value Objects Strategy ValueListHandler View Helper view management View Strategy