org.apache.webbeans.intercept
Class InterceptorUtil

java.lang.Object
  org.apache.webbeans.intercept.InterceptorUtil

public final class InterceptorUtil
extends Object

Constructor Summary

InterceptorUtil(WebBeansContext webBeansContext)

Method Summary

Object	callAroundInvokes(WebBeansContext webBeansContext, InjectionTargetBean<?> bean, Object instance, CreationalContextImpl<?> creationalContext, Method proceed, Object[] arguments, List<InterceptorData> stack, javax.interceptor.InvocationContext ejbInvocationContext, Object altKey)
<T> void	checkAnnotatedTypeInterceptorConditions(javax.enterprise.inject.spi.AnnotatedType<T> annotatedType)
boolean	checkGivenClassIsInInterceptorList(Class<?> mainClass, Class<?> candidateClass) Return true if given candidate is listed in interceptors list.
boolean	checkInInterceptorHierarchy(Class<?> interceptorClass, Class<?> candidateClass) Return true if candidate class is a super class of given interceptor class.
void	checkInterceptorConditions(javax.enterprise.inject.spi.AnnotatedType annotatedType)
<T> void	checkLifecycleConditions(javax.enterprise.inject.spi.AnnotatedType<T> annotatedType, Annotation[] annots, String errorMessage)
<T> void	checkLifecycleConditions(Class<T> clazz, Annotation[] annots, String errorMessage)
void	checkSimpleWebBeansInterceptorConditions(Class<?> clazz)
void	filterCommonInterceptorStackList(List<InterceptorData> stack, Method method) Filter bean interceptor stack.
void	filterOverridenAroundInvokeInterceptor(Class<?> beanClass, List<InterceptorData> stack) If an AroundInvoke method is overridden by another method (regardless of whether that method is itself an AroundInvoke method), it will not be invoked.
void	filterOverridenLifecycleInterceptor(Class<?> beanClass, List<InterceptorData> stack) Remove bean inherited and overriden lifecycle interceptor method from its stack list.
Class<? extends Annotation>	getInterceptorAnnotationClazz(javax.enterprise.inject.spi.InterceptionType type)
List<InterceptorData>	getInterceptorMethods(List<InterceptorData> stack, InterceptorType type) Gets list of interceptors with the given type.
<T> boolean	isBusinessMethodInterceptor(javax.enterprise.inject.spi.AnnotatedType<T> annotatedType)
boolean	isBusinessMethodInterceptor(Class<?> clazz)
<T> boolean	isLifecycleMethodInterceptor(javax.enterprise.inject.spi.AnnotatedType<T> annotatedType)
boolean	isLifecycleMethodInterceptor(Class<?> clazz)
boolean	isWebBeansBusinessMethod(Method method) Check if the given method is a 'business method' in the sense of the Interceptor specification

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

InterceptorUtil

public InterceptorUtil(WebBeansContext webBeansContext)

Method Detail

isWebBeansBusinessMethod

public boolean isWebBeansBusinessMethod(Method method)

Check if the given method is a 'business method' in the sense of the Interceptor specification

Parameters:

method -

Returns:

true if the given method is an interceptable business method

getInterceptorAnnotationClazz

public Class<? extends Annotation> getInterceptorAnnotationClazz(javax.enterprise.inject.spi.InterceptionType type)

isBusinessMethodInterceptor

public <T> boolean isBusinessMethodInterceptor(javax.enterprise.inject.spi.AnnotatedType<T> annotatedType)

isBusinessMethodInterceptor

public boolean isBusinessMethodInterceptor(Class<?> clazz)

isLifecycleMethodInterceptor

public boolean isLifecycleMethodInterceptor(Class<?> clazz)

isLifecycleMethodInterceptor

public <T> boolean isLifecycleMethodInterceptor(javax.enterprise.inject.spi.AnnotatedType<T> annotatedType)

checkAnnotatedTypeInterceptorConditions

public <T> void checkAnnotatedTypeInterceptorConditions(javax.enterprise.inject.spi.AnnotatedType<T> annotatedType)

checkInterceptorConditions

public void checkInterceptorConditions(javax.enterprise.inject.spi.AnnotatedType annotatedType)

checkLifecycleConditions

public <T> void checkLifecycleConditions(Class<T> clazz,
                                         Annotation[] annots,
                                         String errorMessage)

Parameters:

clazz - AUTSCH! we should use the AnnotatedType for all that stuff!

checkLifecycleConditions

public <T> void checkLifecycleConditions(javax.enterprise.inject.spi.AnnotatedType<T> annotatedType,
                                         Annotation[] annots,
                                         String errorMessage)

checkSimpleWebBeansInterceptorConditions

public void checkSimpleWebBeansInterceptorConditions(Class<?> clazz)

getInterceptorMethods

public List<InterceptorData> getInterceptorMethods(List<InterceptorData> stack,
                                                   InterceptorType type)

Gets list of interceptors with the given type.

Parameters:

stack - interceptor stack

type - interceptor type

Returns:

list of interceptor

filterCommonInterceptorStackList

public void filterCommonInterceptorStackList(List<InterceptorData> stack,
                                             Method method)

Filter bean interceptor stack.

Parameters:

stack - interceptor stack

method - called method on proxy

callAroundInvokes

public Object callAroundInvokes(WebBeansContext webBeansContext,
                                InjectionTargetBean<?> bean,
                                Object instance,
                                CreationalContextImpl<?> creationalContext,
                                Method proceed,
                                Object[] arguments,
                                List<InterceptorData> stack,
                                javax.interceptor.InvocationContext ejbInvocationContext,
                                Object altKey)
                         throws Exception

Throws:

Exception

checkInInterceptorHierarchy

public boolean checkInInterceptorHierarchy(Class<?> interceptorClass,
                                           Class<?> candidateClass)

Return true if candidate class is a super class of given interceptor class.

Parameters:

interceptorClass - interceptor class

candidateClass - candaite class

Returns:

true if candidate class is a super class of given interceptor class

filterOverridenLifecycleInterceptor

public void filterOverridenLifecycleInterceptor(Class<?> beanClass,
                                                List<InterceptorData> stack)

Remove bean inherited and overriden lifecycle interceptor method from its stack list.

Parameters:

beanClass - bean class

stack - bean interceptor stack

filterOverridenAroundInvokeInterceptor

public void filterOverridenAroundInvokeInterceptor(Class<?> beanClass,
                                                   List<InterceptorData> stack)

If an AroundInvoke method is overridden by another method (regardless of whether that method is itself an AroundInvoke method), it will not be invoked. Remove bean inherited but overriden around invoke interceptor method from its stack list.

Parameters:

beanClass - bean class

stack - bean interceptor stack

checkGivenClassIsInInterceptorList

public boolean checkGivenClassIsInInterceptorList(Class<?> mainClass,
                                                  Class<?> candidateClass)

Return true if given candidate is listed in interceptors list.

Parameters:

mainClass - bean class

candidateClass - interceptor candidate class

Returns:

true if given candidate is listed in interceptors list