Find Annotated Method : Annotation « Reflection « Java

1. Java
2. Reflection
3. Annotation

Find Annotated Method

    

import java.lang.annotation.Annotation;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.List;

public class Util{
  public static Method findAnnotatedMethod(Class<?> clazz, Class<? extends Annotation> annotationClass) {
    for (Method method : clazz.getMethods())
      if( method.isAnnotationPresent(annotationClass))
        return(method);
    return(null);    
  }
  
  public static List<Method> findAnnotatedMethods(Class<?> clazz, Class<? extends Annotation> annotationClass) {
    Method[] methods = clazz.getMethods();
    List<Method> annotatedMethods = new ArrayList<Method>(methods.length);
    for (Method method : methods) {
      if( method.isAnnotationPresent(annotationClass)){
        annotatedMethods.add(method);
      }
    }
    return annotatedMethods;    
  }
}

   
    
    
    
  

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