com.alibaba.dubbo.config.spring.util

Class AnnotationUtils

java.lang.Object

com.alibaba.dubbo.config.spring.util.AnnotationUtils

public abstract class AnnotationUtils
extends Object

Annotation Utilities Class

Since:

2.5.11

See Also:

AnnotationUtils

Constructor Summary

Constructors

Constructor and Description
AnnotationUtils()

Method Summary

Modifier and Type	Method and Description
static <A extends Annotation> Map<ElementType,List<A>>	findAnnotations(Method method, Class<A> annotationClass) Find specified Annotation type maps from Method
static Map<String,Object>	getAttributes(Annotation annotation, boolean ignoreDefaultValue, String... ignoreAttributeNames) Get the Annotation attributes
static Map<String,Object>	getAttributes(Annotation annotation, org.springframework.core.env.PropertyResolver propertyResolver, boolean ignoreDefaultValue, String... ignoreAttributeNames) Get the Annotation attributes
static <A extends Annotation> boolean	isPresent(Method method, Class<A> annotationClass) Is specified Annotation present on Method's declaring class or parameters or itself.
static String	resolveInterfaceName(Reference reference, Class<?> defaultInterfaceClass)
static String	resolveInterfaceName(Service service, Class<?> defaultInterfaceClass)

Methods inherited from class java.lang.Object

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

Constructor Detail

AnnotationUtils

public AnnotationUtils()

Method Detail

resolveInterfaceName

public static String resolveInterfaceName(Service service,
                                          Class<?> defaultInterfaceClass)
                                   throws IllegalStateException

Throws:

IllegalStateException

resolveInterfaceName

public static String resolveInterfaceName(Reference reference,
                                          Class<?> defaultInterfaceClass)
                                   throws IllegalStateException

Throws:

IllegalStateException

isPresent

public static <A extends Annotation> boolean isPresent(Method method,
                                                       Class<A> annotationClass)

Is specified Annotation present on Method's declaring class or parameters or itself.

Type Parameters:

A - Annotation type

Parameters:

method - Method

annotationClass - Annotation type

Returns:

If present , return true , or false

Since:

2.6.6

findAnnotations

public static <A extends Annotation> Map<ElementType,List<A>> findAnnotations(Method method,
                                                                              Class<A> annotationClass)

Find specified Annotation type maps from Method

Type Parameters:

A - Annotation type

Parameters:

method - Method

annotationClass - Annotation type

Returns:

Annotation type maps , the ElementType as key , the list of Annotation as value. If Annotation was annotated on Method's parametersElementType.PARAMETER , the associated Annotation list may contain multiple elements.

Since:

2.6.6

getAttributes

public static Map<String,Object> getAttributes(Annotation annotation,
                                               boolean ignoreDefaultValue,
                                               String... ignoreAttributeNames)

Get the Annotation attributes

Parameters:

annotation - specified Annotation

ignoreDefaultValue - whether ignore default value or not

ignoreAttributeNames - the attribute names of annotation should be ignored

Returns:

non-null

Since:

2.6.6

getAttributes

public static Map<String,Object> getAttributes(Annotation annotation,
                                               org.springframework.core.env.PropertyResolver propertyResolver,
                                               boolean ignoreDefaultValue,
                                               String... ignoreAttributeNames)

Get the Annotation attributes

Parameters:

annotation - specified Annotation

propertyResolver - PropertyResolver instance, e.g Environment

ignoreDefaultValue - whether ignore default value or not

ignoreAttributeNames - the attribute names of annotation should be ignored

Returns:

non-null

Since:

2.6.6