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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.tomcat.util.net;
import java.io.IOException;
import java.net.InetAddress;
import java.net.ServerSocket;
import java.net.Socket;
/**
* The common interface through which the {@link JIoEndpoint} interacts with
* both non-SSL and SSL sockets.
*/
public interface ServerSocketFactory {
/**
* Returns a server socket which uses all network interfaces on the host,
* and is bound to a the specified port. The socket is configured with the
* socket options (such as accept timeout) given to this factory.
*
* @param port
* the port to listen to
* @exception IOException
* for networking errors
* @exception InstantiationException
* for construction errors
*/
ServerSocket createSocket(int port) throws IOException,
InstantiationException;
/**
* Returns a server socket which uses all network interfaces on the host, is
* bound to a the specified port, and uses the specified connection backlog.
* The socket is configured with the socket options (such as accept timeout)
* given to this factory.
*
* @param port
* the port to listen to
* @param backlog
* how many connections are queued
* @exception IOException
* for networking errors
* @exception InstantiationException
* for construction errors
*/
ServerSocket createSocket(int port, int backlog) throws IOException,
InstantiationException;
/**
* Returns a server socket which uses only the specified network interface
* on the local host, is bound to a the specified port, and uses the
* specified connection backlog. The socket is configured with the socket
* options (such as accept timeout) given to this factory.
*
* @param port
* the port to listen to
* @param backlog
* how many connections are queued
* @param ifAddress
* the network interface address to use
* @exception IOException
* for networking errors
* @exception InstantiationException
* for construction errors
*/
ServerSocket createSocket(int port, int backlog, InetAddress ifAddress)
throws IOException, InstantiationException;
/**
* Wrapper function for accept(). This allows us to trap and translate
* exceptions if necessary.
*
* @exception IOException
*/
Socket acceptSocket(ServerSocket socket) throws IOException;
/**
* Triggers the SSL handshake. This will be a no-op for non-SSL sockets.
*
* @exception IOException
*/
void handshake(Socket sock) throws IOException;
}
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