Package ch.systemsx.cisd.common.reflection

Class AnnotationUtils

java.lang.Object

ch.systemsx.cisd.common.reflection.AnnotationUtils

public final class AnnotationUtils
extends Object

General utility methods for working with annotations.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	AnnotationUtils.Parameter<A extends Annotation>

Method Summary

Modifier and Type	Method	Description
static final List<Field>	getAnnotatedFieldList(Class<?> clazz, Class<? extends Annotation> annotationClass)	For given Class returns a list of fields that are annotated with given annotationClass.
static final List<Method>	getAnnotatedMethodList(Class<?> clazz, Class<? extends Annotation> annotationClass)	For given Class returns a list of methods that are annotated with given annotationClass.
static final <A extends Annotation> List<AnnotationUtils.Parameter<A>>	getAnnotatedParameters(Method method, Class<A> annotationType)	Returns a list of method parameters where given annotation could be found.
static final <A extends Annotation> A	tryGetAnnotation(Annotation[] annotations, Class<A> annotationType)	From the list of given annotations tries to return the one of given type.

Methods inherited from class java.lang.Object

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

Method Details

getAnnotatedMethodList

public static final List<Method> getAnnotatedMethodList(Class<?> clazz,
 Class<? extends Annotation> annotationClass)

For given Class returns a list of methods that are annotated with given annotationClass.

getAnnotatedFieldList

public static final List<Field> getAnnotatedFieldList(Class<?> clazz,
 Class<? extends Annotation> annotationClass)

For given Class returns a list of fields that are annotated with given annotationClass.

tryGetAnnotation

public static final <A extends Annotation> A tryGetAnnotation(Annotation[] annotations,
 Class<A> annotationType)

From the list of given annotations tries to return the one of given type.

Returns:

null if not found.

getAnnotatedParameters

public static final <A extends Annotation>
List<AnnotationUtils.Parameter<A>> getAnnotatedParameters(Method method,
 Class<A> annotationType)

Returns a list of method parameters where given annotation could be found.

Returns:

never null but could return an empty list.