/*
 * Copyright 2007 the original author or authors.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.xbib.files.ftp.mock.core.socket;

import java.io.IOException;
import java.net.InetAddress;
import java.net.Socket;

/**
 * Interface for factory that create new {@link Socket} instances.
 * Using this abstraction enables unit testing.
 * 
 * @author Chris Mair
 */
public interface SocketFactory {

    /**
     * Create a new Socket instance for the specified host and port.
     * @param host - the IP address of the host endpoint to which the socket is connect
     * @param port - the port number of the enpoint to which the socket is connected
     * @return a new Socket
     * @throws IOException - if an error occurs
     */
    public Socket createSocket(InetAddress host, int port) throws IOException;
}