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.amf.io.util.externalizer;
022    
023    import java.io.IOException;
024    import java.io.ObjectInput;
025    import java.io.ObjectOutput;
026    import java.lang.reflect.InvocationTargetException;
027    
028    import org.granite.messaging.amf.io.util.instantiator.EnumInstantiator;
029    
030    /**
031     * @author Igor SAZHNEV
032     */
033    public class EnumExternalizer extends DefaultExternalizer {
034    
035        @Override
036        public int accept(Class<?> clazz) {
037            return Enum.class.isAssignableFrom(clazz) ? 1 : -1;
038        }
039    
040        @Override
041        public Object newInstance(String type, ObjectInput in) throws IOException, ClassNotFoundException,
042                InstantiationException, InvocationTargetException, IllegalAccessException {
043            return new EnumInstantiator(type);
044        }
045    
046        @Override
047        public void writeExternal(Object o, ObjectOutput out) throws IOException, IllegalAccessException {
048            out.writeObject(((Enum<?>)o).name());
049        }
050    }