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.util.Set;
024    
025    import org.granite.config.GraniteConfigException;
026    import org.granite.util.ClassUtil;
027    
028    
029    /**
030     * @author Franck WOLFF
031     */
032    public class TideComponentInstanceOfMatcher implements TideComponentMatcher {
033        
034        private final boolean disabled;
035        private final Class<?> parentClass;
036        
037        public TideComponentInstanceOfMatcher(String type, boolean disabled) {
038            try {
039                parentClass = ClassUtil.forName(type);
040                this.disabled = disabled;
041            } catch (Exception e) {
042                throw new GraniteConfigException("Could not instantiate instanceof matcher parent class: " + type, e);
043            }
044        }
045        
046        public boolean matches(String name, Set<Class<?>> classes, Object instance, boolean disabled) {
047            for (Class<?> clazz : classes) {
048                    if (disabled == this.disabled && parentClass.isAssignableFrom(clazz))
049                            return true;
050            }
051            return false;
052        }
053        
054        @Override
055        public String toString() {
056            return "Instanceof matcher: " + parentClass.getName() + (disabled ? " (disabled)" : "");
057        }
058    }