Forty New Features of Java EE 7 in 40 Minutes Presentation.pdf

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1、40newfeaturesofJavaEE7in40minutesArunGupta,@arunguptaDirector,DeveloperAdvocacyJul22,20141#NN::2JSPJAX-RSEL3.0JSF2.22.0JSTLJSON-P1.21.0WebSocket1.0Servlet3.11.0Batch1.0CDI1.1JTA1.2EJB3.2JMS2.0JavaMailInterceptorsConcurrency1.5BeanValidation1.1JP

2、A2.1JCA1.7JavaEE73CDI1.1(JSR346)JSPJAX-RSEL3.0JSF2.22.0JSTLJSON-P1.21.0WebSocket1.0Servlet3.11.0Batch1.0CDI1.1JTA1.2EJB3.2JMS2.0JavaMailInterceptorsConcurrency1.5BeanValidation1.1JPA2.1JCA1.7JavaEE74#01:CDI:DefaultenablingFinerscanningcontrolPossiblevalues:all

3、,annotated,none!allbehaveslikeinJavaEE6(defaultifnotset)!!!!org.agoncal.book.MockGenerator!!!5#02:CDI:@VetoedVetotheprocessingoftheclassorpackage@Vetoed!publicc

4、lassNonProcessedBean{...!}!!package-info.java@Vetoed!packagecom.non.processed.package;!6BeanValidation1.1(JSR349)JSPJAX-RSEL3.0JSF2.22.0JSTLJSON-P1.21.0WebSocket1.0Servlet3.11.0Batch1.0CDI1.1JTA1.2EJB3.2JMS2.0JavaMailInterceptorsConcurrency1.5BeanValidation1.1

5、JPA2.1JCA1.7JavaEE77#03:BeanValidation:MethodvalidationPre/postconditionsonmethodandconstructorspublicclassCardValidator{!!publicCardValidator(@NotNullAlgorithmalgorithm){!this.algorithm=algorithm;!}!!@AssertTrue!publicBooleanvalidate(@NotNullCreditCardcreditC

6、ard){!returnalgorithm.validate(creditCard.getNumber());!}!}!8Interceptors1.2(JSR318)JSPJAX-RSEL3.0JSF2.22.0JSTLJSON-P1.21.0WebSocket1.0Servlet3.11.0Batch1.0CDI1.1JTA1.2EJB3.2JMS2.0JavaMailInterceptorsConcurrency1.5BeanValidation1.1JPA2.1JCA1.7JavaEE79#04:Inter

7、ceptors:AroundConstructInterceptorassociatedwithaconstructorpublicclassLoggingInterceptor{!!@AroundConstruct!privatevoidinit(InvocationContextic)throwsException{!logger.fine("Enteringconstructor");!ic.proceed();!logger.fine("Exitingconstructor");!}!!@AroundInv

8、oke!publicObjectlogMethod(InvocationContextic)...{//...!}!}!10#05:Interceptors:@PriorityPrioritizinginterceptorbindingsPLATFORM_BEFORE(0),LIBRARY_BEFORE(1000),APPLICATION(2000),LIB