| /* |
| * Copyright 2001 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| package sun.nio.ch; |
| |
| import java.io.IOException; |
| import java.nio.*; |
| import java.net.NetworkInterface; |
| |
| |
| // Typical use: |
| // |
| // sc.options() |
| // .noDelay(true) |
| // .typeOfService(SocketOpts.IP.TOS_RELIABILITY) |
| // .sendBufferSize(1024) |
| // .receiveBufferSize(1024) |
| // .keepAlive(true); |
| // |
| |
| |
| public interface SocketOpts { // SocketOptions already used in java.net |
| |
| // Options that apply to all kinds of sockets |
| |
| // SO_BROADCAST |
| public abstract boolean broadcast() throws IOException; |
| public abstract SocketOpts broadcast(boolean b) throws IOException; |
| |
| // SO_KEEPALIVE |
| public abstract boolean keepAlive() throws IOException; |
| public abstract SocketOpts keepAlive(boolean b) throws IOException; |
| |
| // SO_LINGER |
| public abstract int linger() throws IOException; |
| public abstract SocketOpts linger(int n) throws IOException; |
| |
| // SO_OOBINLINE |
| public abstract boolean outOfBandInline() throws IOException; |
| public abstract SocketOpts outOfBandInline(boolean b) throws IOException; |
| |
| // SO_RCVBUF |
| public abstract int receiveBufferSize() throws IOException; |
| public abstract SocketOpts receiveBufferSize(int n) throws IOException; |
| |
| // SO_SNDBUF |
| public abstract int sendBufferSize() throws IOException; |
| public abstract SocketOpts sendBufferSize(int n) throws IOException; |
| |
| // SO_REUSEADDR |
| public abstract boolean reuseAddress() throws IOException; |
| public abstract SocketOpts reuseAddress(boolean b) throws IOException; |
| |
| |
| // IP-specific options |
| |
| public static interface IP |
| extends SocketOpts |
| { |
| |
| // IP_MULTICAST_IF2 |
| public abstract NetworkInterface multicastInterface() |
| throws IOException; |
| public abstract IP multicastInterface(NetworkInterface ni) |
| throws IOException; |
| |
| // IP_MULTICAST_LOOP |
| public abstract boolean multicastLoop() throws IOException; |
| public abstract IP multicastLoop(boolean b) throws IOException; |
| |
| // IP_TOS |
| public static final int TOS_LOWDELAY = 0x10; |
| public static final int TOS_THROUGHPUT = 0x08; |
| public static final int TOS_RELIABILITY = 0x04; |
| public static final int TOS_MINCOST = 0x02; |
| public abstract int typeOfService() throws IOException; |
| public abstract IP typeOfService(int tos) throws IOException; |
| |
| |
| // TCP-specific options |
| |
| public static interface TCP |
| extends IP |
| { |
| // TCP_NODELAY |
| public abstract boolean noDelay() throws IOException; |
| public abstract TCP noDelay(boolean b) throws IOException; |
| |
| } |
| |
| } |
| |
| } |