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.amf.io.util.externalizer;
022
023import java.io.IOException;
024import java.io.ObjectInput;
025import java.io.ObjectOutput;
026import java.lang.reflect.InvocationTargetException;
027
028import org.granite.messaging.amf.io.util.instantiator.LongInstantiator;
029
030/**
031 * @author Franck WOLFF
032 */
033public class LongExternalizer extends DefaultExternalizer {
034
035        public LongExternalizer() {
036        }
037
038        @Override
039        public int accept(Class<?> clazz) {
040                return (clazz == Long.class || clazz == Long.TYPE ? 1 : -1);
041        }
042
043        @Override
044        public Object newInstance(String type, ObjectInput in) throws IOException, ClassNotFoundException,
045                        InstantiationException, InvocationTargetException, IllegalAccessException {
046                return new LongInstantiator();
047        }
048
049        @Override
050        public void writeExternal(Object o, ObjectOutput out) throws IOException, IllegalAccessException {
051                long l = ((Long)o).longValue();
052                out.writeObject((int)(l >>> 32));
053                out.writeObject((int)l);
054        }
055}