/*
 *
 * 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
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package org.apache.qpid.proton.reactor.impl;

import java.io.IOException;
import java.nio.channels.Pipe;
import java.nio.channels.Selector;
import java.nio.channels.ServerSocketChannel;
import java.nio.channels.SocketChannel;

// Java equivalent to pn_io.
// This is, currently, in the reactor.impl package because it is not
// used elsewhere in the proton-j codebase.  Instead it is present to
// facilitate mocking of various Java I/O related resources so that
// the unit tests can check for leaks.
public interface IO {

    Pipe pipe() throws IOException;

    Selector selector() throws IOException;

    ServerSocketChannel serverSocketChannel() throws IOException;

    SocketChannel socketChannel() throws IOException;
}