001    /*
002      GRANITE DATA SERVICES
003      Copyright (C) 2011 GRANITE DATA SERVICES S.A.S.
004    
005      This file is part of Granite Data Services.
006    
007      Granite Data Services is free software; you can redistribute it and/or modify
008      it under the terms of the GNU Library General Public License as published by
009      the Free Software Foundation; either version 2 of the License, or (at your
010      option) any later version.
011    
012      Granite Data Services is distributed in the hope that it will be useful, but
013      WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
014      FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
015      for more details.
016    
017      You should have received a copy of the GNU Library General Public License
018      along with this library; if not, see <http://www.gnu.org/licenses/>.
019    */
020    
021    package org.granite.messaging.service.tide;
022    
023    import java.lang.annotation.Annotation;
024    import java.util.Set;
025    
026    import org.granite.config.GraniteConfigException;
027    import org.granite.util.ClassUtil;
028    
029    
030    /**
031     * @author Franck WOLFF
032     */
033    public class TideComponentAnnotatedWithMatcher implements TideComponentMatcher {
034        
035        private final boolean disabled;
036        private final Class<? extends Annotation> annotationClass;
037        
038        public TideComponentAnnotatedWithMatcher(String type, boolean disabled) {
039            try {
040                annotationClass = ClassUtil.forName(type, Annotation.class);
041                this.disabled = disabled;
042            } catch (Exception e) {
043                throw new GraniteConfigException("Could not instantiate instanceof matcher parent class: " + type, e);
044            }
045        }
046        
047        public boolean matches(String name, Set<Class<?>> classes, Object instance, boolean disabled) {
048            for (Class<?> clazz : classes) {
049                    if (disabled == this.disabled && clazz.isAnnotationPresent(annotationClass))
050                            return true;
051            }
052            return false;
053        }
054        
055        @Override
056        public String toString() {
057            return "AnnotatedWith matcher: " + annotationClass.getName() + (disabled ? " (disabled)" : "");
058        }
059    }