/protocols/ss7/m3ua/api/src/main/java/org/mobicents/protocols/ss7/m3ua/M3UASelector.java

 1/*
 2 * JBoss, Home of Professional Open Source
 3 * Copyright 2011, Red Hat, Inc. and individual contributors
 4 * by the @authors tag. See the copyright.txt in the distribution for a
 5 * full listing of individual contributors.
 6 *
 7 * This is free software; you can redistribute it and/or modify it
 8 * under the terms of the GNU Lesser General Public License as
 9 * published by the Free Software Foundation; either version 2.1 of
10 * the License, or (at your option) any later version.
11 *
12 * This software is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this software; if not, write to the Free
19 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21 */
22
23package org.mobicents.protocols.ss7.m3ua;
24
25import java.io.IOException;
26
27import javolution.util.FastList;
28
29/**
30 * A multiplexor of M3UA channels.
31 * 
32 * @author abhayani
33 * @author kulikov
34 */
35public interface M3UASelector {
36    /**
37     * Selects a set of keys whose corresponding channels are ready for I/O operations.
38     * 
39     * @return the collection keys.
40     * @throws java.io.IOException
41     */
42    public FastList<M3UASelectionKey> selectNow() throws IOException;
43    
44    /**
45     * Closes this selector.
46     * 
47     * @throws java.io.IOException
48     */
49    public void close() throws IOException;
50}