--- a/jdk/src/share/classes/sun/nio/ch/SocketOptsImpl.java Sun Aug 31 18:32:59 2008 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,318 +0,0 @@
-/*
- * 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.FileDescriptor;
-import java.io.IOException;
-import java.net.NetworkInterface;
-import java.net.SocketOptions;
-import java.nio.channels.*;
-
-
-class SocketOptsImpl
- implements SocketOpts
-{
-
- static abstract class Dispatcher {
- abstract int getInt(int opt) throws IOException;
- abstract void setInt(int opt, int arg) throws IOException;
- // Others that pass addresses, etc., will come later
- }
-
- private final Dispatcher d;
-
- SocketOptsImpl(Dispatcher d) {
- this.d = d;
- }
-
- protected boolean getBoolean(int opt) throws IOException {
- return d.getInt(opt) > 0;
- }
-
- protected void setBoolean(int opt, boolean b) throws IOException {
- d.setInt(opt, b ? 1 : 0);
- }
-
- protected int getInt(int opt) throws IOException {
- return d.getInt(opt);
- }
-
- protected void setInt(int opt, int n) throws IOException {
- d.setInt(opt, n);
- }
-
- protected NetworkInterface getNetworkInterface(int opt)
- throws IOException
- {
- throw new UnsupportedOperationException("NYI");
- }
-
- protected void setNetworkInterface(int opt, NetworkInterface ni)
- throws IOException
- {
- throw new UnsupportedOperationException("NYI");
- }
-
- protected void addToString(StringBuffer sb, String s) {
- char c = sb.charAt(sb.length() - 1);
- if ((c != '[') && (c != '='))
- sb.append(' ');
- sb.append(s);
- }
-
- protected void addToString(StringBuffer sb, int n) {
- addToString(sb, Integer.toString(n));
- }
-
-
- // SO_BROADCAST
-
- public boolean broadcast() throws IOException {
- return getBoolean(SocketOptions.SO_BROADCAST);
- }
-
- public SocketOpts broadcast(boolean b) throws IOException {
- setBoolean(SocketOptions.SO_BROADCAST, b);
- return this;
- }
-
-
- // SO_KEEPALIVE
-
- public boolean keepAlive() throws IOException {
- return getBoolean(SocketOptions.SO_KEEPALIVE);
- }
-
- public SocketOpts keepAlive(boolean b) throws IOException {
- setBoolean(SocketOptions.SO_KEEPALIVE, b);
- return this;
- }
-
-
- // SO_LINGER
-
- public int linger() throws IOException {
- return getInt(SocketOptions.SO_LINGER);
- }
-
- public SocketOpts linger(int n) throws IOException {
- setInt(SocketOptions.SO_LINGER, n);
- return this;
- }
-
-
- // SO_OOBINLINE
-
- public boolean outOfBandInline() throws IOException {
- return getBoolean(SocketOptions.SO_OOBINLINE);
- }
-
- public SocketOpts outOfBandInline(boolean b) throws IOException {
- setBoolean(SocketOptions.SO_OOBINLINE, b);
- return this;
- }
-
-
- // SO_RCVBUF
-
- public int receiveBufferSize() throws IOException {
- return getInt(SocketOptions.SO_RCVBUF);
- }
-
- public SocketOpts receiveBufferSize(int n) throws IOException {
- if (n <= 0)
- throw new IllegalArgumentException("Invalid receive size");
- setInt(SocketOptions.SO_RCVBUF, n);
- return this;
- }
-
-
- // SO_SNDBUF
-
- public int sendBufferSize() throws IOException {
- return getInt(SocketOptions.SO_SNDBUF);
- }
-
- public SocketOpts sendBufferSize(int n) throws IOException {
- if (n <= 0)
- throw new IllegalArgumentException("Invalid send size");
- setInt(SocketOptions.SO_SNDBUF, n);
- return this;
- }
-
-
- // SO_REUSEADDR
-
- public boolean reuseAddress() throws IOException {
- return getBoolean(SocketOptions.SO_REUSEADDR);
- }
-
- public SocketOpts reuseAddress(boolean b) throws IOException {
- setBoolean(SocketOptions.SO_REUSEADDR, b);
- return this;
- }
-
-
- // toString
-
- protected void toString(StringBuffer sb) throws IOException {
- int n;
- if (broadcast())
- addToString(sb, "broadcast");
- if (keepAlive())
- addToString(sb, "keepalive");
- if ((n = linger()) > 0) {
- addToString(sb, "linger=");
- addToString(sb, n);
- }
- if (outOfBandInline())
- addToString(sb, "oobinline");
- if ((n = receiveBufferSize()) > 0) {
- addToString(sb, "rcvbuf=");
- addToString(sb, n);
- }
- if ((n = sendBufferSize()) > 0) {
- addToString(sb, "sndbuf=");
- addToString(sb, n);
- }
- if (reuseAddress())
- addToString(sb, "reuseaddr");
- }
-
- public String toString() {
- StringBuffer sb = new StringBuffer();
- sb.append(this.getClass().getInterfaces()[0].getName());
- sb.append('[');
- int i = sb.length();
- try {
- toString(sb);
- } catch (IOException x) {
- sb.setLength(i);
- sb.append("closed");
- }
- sb.append(']');
- return sb.toString();
- }
-
-
- // IP-specific socket options
-
- static class IP
- extends SocketOptsImpl
- implements SocketOpts.IP
- {
-
- IP(Dispatcher d) {
- super(d);
- }
-
-
- // IP_MULTICAST_IF2
- // ## Do we need IP_MULTICAST_IF also?
-
- public NetworkInterface multicastInterface() throws IOException {
- return getNetworkInterface(SocketOptions.IP_MULTICAST_IF2);
- }
-
- public SocketOpts.IP multicastInterface(NetworkInterface ni)
- throws IOException
- {
- setNetworkInterface(SocketOptions.IP_MULTICAST_IF2, ni);
- return this;
- }
-
-
- // IP_MULTICAST_LOOP
-
- public boolean multicastLoop() throws IOException {
- return getBoolean(SocketOptions.IP_MULTICAST_LOOP);
- }
-
- public SocketOpts.IP multicastLoop(boolean b) throws IOException {
- setBoolean(SocketOptions.IP_MULTICAST_LOOP, b);
- return this;
- }
-
-
- // IP_TOS
-
- public int typeOfService() throws IOException {
- return getInt(SocketOptions.IP_TOS);
- }
-
- public SocketOpts.IP typeOfService(int tos) throws IOException {
- setInt(SocketOptions.IP_TOS, tos);
- return this;
- }
-
-
- // toString
-
- protected void toString(StringBuffer sb) throws IOException {
- super.toString(sb);
- int n;
- if ((n = typeOfService()) > 0) {
- addToString(sb, "tos=");
- addToString(sb, n);
- }
- }
-
-
- // TCP-specific IP options
-
- public static class TCP
- extends SocketOptsImpl.IP
- implements SocketOpts.IP.TCP
- {
-
- TCP(Dispatcher d) {
- super(d);
- }
-
- // TCP_NODELAY
-
- public boolean noDelay() throws IOException {
- return getBoolean(SocketOptions.TCP_NODELAY);
- }
-
- public SocketOpts.IP.TCP noDelay(boolean b) throws IOException {
- setBoolean(SocketOptions.TCP_NODELAY, b);
- return this;
- }
-
-
- // toString
-
- protected void toString(StringBuffer sb) throws IOException {
- super.toString(sb);
- if (noDelay())
- addToString(sb, "nodelay");
- }
-
- }
- }
-
-}