org.apache.deltaspike.core.util

Class BeanUtils

java.lang.Object

org.apache.deltaspike.core.util.BeanUtils

@Typed
public abstract class BeanUtils
extends Object

A set of utility methods for working with beans.

Method Summary

Modifier and Type	Method and Description
static <X> List<javax.enterprise.inject.spi.InjectionPoint>	createInjectionPoints(javax.enterprise.inject.spi.AnnotatedMethod<X> method, javax.enterprise.inject.spi.Bean<?> declaringBean, javax.enterprise.inject.spi.BeanManager beanManager) Given a method, and the bean on which the method is declared, create a collection of injection points representing the parameters of the method.
static <T extends java.lang.annotation.Annotation> T	extractAnnotation(javax.enterprise.inject.spi.Annotated annotated, Class<T> targetType)
static Set<java.lang.annotation.Annotation>	getQualifiers(javax.enterprise.inject.spi.BeanManager beanManager, java.lang.annotation.Annotation[]... annotations) Extract the qualifiers from a set of annotations.
static Set<java.lang.annotation.Annotation>	getQualifiers(javax.enterprise.inject.spi.BeanManager beanManager, Iterable<java.lang.annotation.Annotation> annotations) Extract the qualifiers from a set of annotations.

Methods inherited from class java.lang.Object

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

Method Detail

getQualifiers

public static Set<java.lang.annotation.Annotation> getQualifiers(javax.enterprise.inject.spi.BeanManager beanManager,
                                                                 Iterable<java.lang.annotation.Annotation> annotations)

Extract the qualifiers from a set of annotations.

Parameters:

beanManager - the beanManager to use to determine if an annotation is a qualifier

annotations - the annotations to check

Returns:

any qualifiers present in annotations

getQualifiers

public static Set<java.lang.annotation.Annotation> getQualifiers(javax.enterprise.inject.spi.BeanManager beanManager,
                                                                 java.lang.annotation.Annotation[]... annotations)

Extract the qualifiers from a set of annotations.

Parameters:

beanManager - the beanManager to use to determine if an annotation is a qualifier

annotations - the annotations to check

Returns:

any qualifiers present in annotations

extractAnnotation

public static <T extends java.lang.annotation.Annotation> T extractAnnotation(javax.enterprise.inject.spi.Annotated annotated,
                                                                              Class<T> targetType)

Type Parameters:

T - type of the Annotation which get searched

Parameters:

annotated - element to search in

targetType - target type to search for

Returns:

annotation instance extracted from the annotated member

createInjectionPoints

public static <X> List<javax.enterprise.inject.spi.InjectionPoint> createInjectionPoints(javax.enterprise.inject.spi.AnnotatedMethod<X> method,
                                                                                         javax.enterprise.inject.spi.Bean<?> declaringBean,
                                                                                         javax.enterprise.inject.spi.BeanManager beanManager)

Given a method, and the bean on which the method is declared, create a collection of injection points representing the parameters of the method.

Type Parameters:

X - the type declaring the method

Parameters:

method - the method

declaringBean - the bean on which the method is declared

beanManager - the bean manager to use to create the injection points

Returns:

the injection points