1/*
2 * Copyright 2007 the original author or authors.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16package org.mockftpserver.core.socket;
17
18import java.io.IOException;
19import java.net.ServerSocket;
20
21/**
22 * Interface for factory that creates new {@link ServerSocket} instances.
23 * Using this abstraction enables unit testing.
24 *
25 * @version $Revision$ - $Date$
26 *
27 * @author Chris Mair
28 */
29public interface ServerSocketFactory {
30
31    /**
32     * Create a new ServerSocket for the specified port
33     * @param port - the port
34     * @return a new ServerSocket
35     * @throws IOException
36     */
37    public ServerSocket createServerSocket(int port) throws IOException;
38}