001/*
002 * (C) Copyright 2006-2008 Nuxeo SAS (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     bstefanescu
016 *
017 * $Id$
018 */
019
020package org.nuxeo.runtime.annotations;
021
022import java.lang.annotation.Annotation;
023import java.lang.reflect.Method;
024import java.util.HashMap;
025import java.util.Map;
026
027/**
028 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
029 */
030public class AnnotatedMethod {
031
032    protected final AnnotatedClass<?> aclass;
033
034    protected final Method method;
035
036    protected final Map<Class<? extends Annotation>, Annotation> annotations;
037
038    AnnotatedMethod(AnnotatedClass<?> aclass, Method method) {
039        this(aclass, method, new HashMap<Class<? extends Annotation>, Annotation>());
040    }
041
042    AnnotatedMethod(AnnotatedClass<?> aclass, Method method, Map<Class<? extends Annotation>, Annotation> annos) {
043        this.aclass = aclass;
044        this.method = method;
045        annotations = annos;
046    }
047
048    public AnnotatedClass<?> getAnnotatedClass() {
049        return aclass;
050    }
051
052    public Method getMethod() {
053        return method;
054    }
055
056    public Annotation[] getAnnotations() {
057        return annotations.values().toArray(new Annotation[annotations.size()]);
058    }
059
060    public Annotation[] getDeclaredAnnotations() {
061        return method.getDeclaredAnnotations();
062    }
063
064    @SuppressWarnings("unchecked")
065    public <A extends Annotation> A getAnnotation(Class<A> annotationClass) {
066        return (A) annotations.get(annotationClass);
067    }
068
069    public <A extends Annotation> A getDeclaredAnnotation(Class<A> annotationClass) {
070        return method.getAnnotation(annotationClass);
071    }
072
073    public boolean isAnnotationPresent(Class<? extends Annotation> annotationClass) {
074        return annotations.containsKey(annotationClass);
075    }
076
077    public boolean isDeclaringAnnotation(Class<? extends Annotation> annotationClass) {
078        return method.isAnnotationPresent(annotationClass);
079    }
080
081}