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
021package org.granite.messaging.service.tide;
022
023import java.lang.annotation.Annotation;
024import java.util.Set;
025
026import org.granite.config.GraniteConfigException;
027import org.granite.util.TypeUtil;
028
029
030/**
031 * @author Franck WOLFF
032 */
033public 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 = TypeUtil.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}