cj2eep BusinessTier patterns Flash Cards

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Title: cj2eep BusinessTier patterns
Description: Business Tier Patterns: Business Delegate, Value Object, Session Facade, Composite Entity, Value Object Assembler, Value List Handler, Service Locator
cj2eep = "core J2EE PATTERNS - Best Practices and Design Strategies",2001, Java 2 Platform, Enterprise Edition Series Deepak Alur, John Crupi, and Dan Malks
Number of Cards: 7
Save Count: 3
Author: javatom449
Created: 2002-01-05
Tags: tech applications
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    • Question
    • Answer
    • Side 3
    • Service Locator - give a synopsis for this cj2eepBusinessTier pattern.
    • -Encapsulates complexity of business service lookup and creation; locates business service factories.
    • Value Object Assembler - give a synopsis for this cj2eepBusinessTier pattern.
    • -Assembles a composite value object from multiple data sources.
    • Value List Handler - give a synopsis for this cj2eepBusinessTier pattern.
    • -Manages query execution, results caching, and results processing.
    • Composite Entity - give a synopsis for this cj2eepBusinessTier pattern.
    • -Represents a best practice for designing coarse-grained entity beans by grouping parent=dependent objects into a single entity bean.
    • Session Facade - give a synopsis for this cj2eepBusinessTier pattern.
    • -Hides business object complexity.
      -Centralizes workflow handling.
    • Value Object - give a synopsis for this cj2eepBusinessTier pattern.
    • -Facilitates data exchange between tiers by reducing network chattiness.
    • Business Delegate - give a synopsis for this cj2eepBusinessTier pattern.
    • -Decouples presentation and service tiers, and provides a facade and proxy interface to the services.