Java Reflection Method Annotation getMethodsAnnotatedWith(Class clazz, Class annotClazz)

Description

Gets a List of all the Method s in the given class, annotated with the given annotation class.

License

MIT License

Parameter

Parameter	Description
clazz	The class
annotClazz	The annotation class

Return

The list of methods

Declaration

public static List<Method> getMethodsAnnotatedWith(Class<?> clazz, Class<? extends Annotation> annotClazz) 

Method Source Code

//package com.java2s;
/*/*from   w  w  w . j a  v  a 2s.  c  o m*/
 * This file is part of NeptuneVanilla, licensed under the MIT License (MIT).
 *
 * Copyright (c) 2015-2017, Jamie Mansfield <https://github.com/jamierocks>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

import java.lang.annotation.Annotation;

import java.lang.reflect.Method;

import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

public class Main {
    /**
     * Gets a {@link List} of all the {@link Method}s in the given class, annotated with the given annotation class.
     *
     * @param clazz The class
     * @param annotClazz The annotation class
     * @return The list of methods
     */
    public static List<Method> getMethodsAnnotatedWith(Class<?> clazz, Class<? extends Annotation> annotClazz) {
        return Arrays.stream(clazz.getDeclaredMethods()).filter(m -> m.getClass().isAnnotationPresent(annotClazz))
                .collect(Collectors.toList());
    }
}

Related

1. getMethods(final Class clazz, final Class annotation)
2. getMethods(final Class t, final Class a)
3. getMethodsAnnotated(Class anno, Class holder)
4. getMethodsAnnotatedBy(Class clazz, Class annotClass)
5. getMethodsAnnotatedWith(Class owner, Class annotationClass, boolean includeSuper)
6. getMethodsAnnotatedWith(Class clazz, Class annotation)
7. getMethodsAnnotatedWith(final Class type, final Class annotation)
8. getMethodsInAnnotation(Annotation anno)
9. getMethodsWithAnnotation(Class annotation, Class clazz)