Files
narya/src/java/com/threerings/util/StreamableArrayList.java
T
Michael Bayne 09f0bee0f3 Yet more header patrol.
git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@4602 542714f4-19e9-0310-aa3c-eee0fc999fb1
2007-02-24 00:39:27 +00:00

67 lines
2.0 KiB
Java

//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2007 Three Rings Design, Inc., All Rights Reserved
// http://www.threerings.net/code/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.util;
import java.io.IOException;
import java.util.ArrayList;
import com.threerings.io.ObjectInputStream;
import com.threerings.io.ObjectOutputStream;
import com.threerings.io.Streamable;
/**
* An {@link ArrayList} extension that can be streamed. The contents of
* the list must also be of streamable types.
*
* @see Streamable
*/
public class StreamableArrayList<E> extends ArrayList<E>
implements Streamable
{
/**
* Writes our custom streamable fields.
*/
public void writeObject (ObjectOutputStream out)
throws IOException
{
int ecount = size();
out.writeInt(ecount);
for (int ii = 0; ii < ecount; ii++) {
out.writeObject(get(ii));
}
}
/**
* Reads our custom streamable fields.
*/
public void readObject (ObjectInputStream in)
throws IOException, ClassNotFoundException
{
int ecount = in.readInt();
ensureCapacity(ecount);
for (int ii = 0; ii < ecount; ii++) {
@SuppressWarnings("unchecked") E elem = (E)in.readObject();
add(elem);
}
}
}