org.springframework.batch.support
Class AnnotationMethodResolver

java.lang.Object
  org.springframework.batch.support.AnnotationMethodResolver

All Implemented Interfaces:

MethodResolver

public class AnnotationMethodResolver
extends Object
implements MethodResolver

MethodResolver implementation that finds a single Method on the given Class that contains the specified annotation type.

Author:

Mark Fisher

Constructor Summary

AnnotationMethodResolver(Class<? extends Annotation> annotationType)
Create a MethodResolver for the specified Method-level annotation type

Method Summary

Method	findMethod(Class<?> clazz) Find a single Method on the given Class that contains the annotation type for which this resolver is searching.
Method	findMethod(Object candidate) Find a single Method on the Class of the given candidate object that contains the annotation type for which this resolver is searching.

Methods inherited from class java.lang.Object

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

Constructor Detail

AnnotationMethodResolver

public AnnotationMethodResolver(Class<? extends Annotation> annotationType)

Create a MethodResolver for the specified Method-level annotation type

Method Detail

findMethod

public Method findMethod(Object candidate)

Find a single Method on the Class of the given candidate object that contains the annotation type for which this resolver is searching.

Specified by:

findMethod in interface MethodResolver

Parameters:

candidate - the instance whose Class will be checked for the annotation

Returns:

a single matching Method instance or null if the candidate's Class contains no Methods with the specified annotation

Throws:

IllegalArgumentException - if more than one Method has the specified annotation

findMethod

public Method findMethod(Class<?> clazz)

Find a single Method on the given Class that contains the annotation type for which this resolver is searching.

Specified by:

findMethod in interface MethodResolver

Parameters:

clazz - the Class instance to check for the annotation

Returns:

a single matching Method instance or null if the Class contains no Methods with the specified annotation

Throws:

IllegalArgumentException - if more than one Method has the specified annotation