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.util.Set;
024
025import org.granite.config.GraniteConfigException;
026import org.granite.util.TypeUtil;
027
028
029/**
030 * @author Franck WOLFF
031 */
032public 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 = TypeUtil.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}