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2003-11-25 Michael Koch <konqueror@gmx.de>

Browse Source 
* java/net/DatagramSocket.java
	(factory): Made private.
	(closed): Removed.
	(DatagramSocket): Check impl argument, use constructor with
	SocketAddress argument.
	(close): Set impl to null, use isClosed().
	(isClosed): Check for impl == null.
	(getLocalAddress): Use isClosed().
	(getLocalPort): Check if socket is closed.
	(getSoTimeout): Likewise.
	(setSoTimeout): Likewise.
	(getSendBufferSize): Likewise.
	(setSendBufferSize): Likewise.
	(getReceiveBufferSize): Likewise.
	(setReceiveBufferSize): Likewise.
	(receive): Likewise.
	(send): Likewise.
	(bind): Likewise.
	(connect): Likewise.
	(setReuseAddress): Likewise.
	(getReuseAddress): Likewise.
	(setBroadcast): Likewise.
	(getBroadcast): Likewise.
	(setTrafficClass): Likewise.
	(getTrafficClass): Likewise.
	* java/net/MulticastSocket.java
	(getInterface): Check if socket is closed.
	(getTTL): Likewise.
	(getTimeToLive): Likewise.
	(setInterface): Likewise.
	(setNetworkInterface): Likewise.
	(getNetworkInterface): Likewise.
	(setLoopbackMode): Likewise.
	(setTTL): Likewise.
	(setTimeToLive): Likewise.
	(joinGroup): Likewise.
	(leaveGroup): Likewise.
	(send): Likewise.
	* java/net/ServerSocket.java
	(closed): Removed.
	(close): Check if socket is closed, set impl to null.
	(isClosed): Check impl == null;
	(ServerSocket): Check impl argument.
	(getInetAddress): Check if socket is bound.
	(getLocalPort): Likewise.
	(getLocalSocketAddress): Likewise.
	(bind): Check if socket is closed.
	(implAccept): Likewise.
	(setSoTimeout): Likewise.
	(getSoTimeout): Likewise.
	(setReuseAddress): Likewise.
	(getReuseAddress): Likewise.
	(setReceiveBufferSize): Likewise.
	(getReceiveBufferSize): Likewise.
	(toString): Make output compliant to JDK 1.4.2.
	* java/net/Socket.java
	(closed): Removed.
	(Socket): Fixed documentation.
	(connect): Check if socket is closed, changed exception text,
	fixed documentation.
	(getInputStream): Check of socket is closed  and connected.
	(getOutputStream): Likewise.
	(bind): Check if socket is closed.
	(setTcpNoDelay): Likewise.
	(getTcpNoDelay): Likewise.
	(setSoLinger): Likewise.
	(getSoLinger): Likewise.
	(sendUrgentData): Likewise.
	(setOOBInline): Likewise.
	(getOOBInline): Likewise.
	(setSoTimeout): Likewise.
	(getSoTimeout): Likewise.
	(setSendBufferSize): Likewise.
	(getSendBufferSize): Likewise.
	(setReceiveBufferSize): Likewise.
	(getReceiveBufferSize): Likewise.
	(setKeepAlive): Likewise.
	(getKeepAlive): Likewise.
	(close): Likewise.
	(shutdownInput): Likewise.
	(shutdownOutput): Likewise.
	(getReuseAddress): Likewise.
	(getTrafficClass): Likewise.
	(setTrafficClass): Likewise.
	(isClosed): Check impl == null.
	(toString): Added missing ']'.

From-SVN: r73918
This commit is contained in:
Michael Koch
2003-11-25 10:09:48 +00:00
committed by Michael Koch
parent dcb5fe8b43
commit 66e5d61fba
5 changed files with 354 additions and 107 deletions
Download Patch File Download Diff File Expand all files Collapse all files
libjava/java/net/DatagramSocket.java
+54 -39
View File
@@ -67,7 +67,7 @@ public class DatagramSocket
* This is the user DatagramSocketImplFactory for this class. If this
* variable is null, a default factory is used.
*/
static DatagramSocketImplFactory factory;
private static DatagramSocketImplFactory factory;
/**
* This is the implementation object used by this socket.
@@ -84,11 +84,6 @@ public class DatagramSocket
*/
private int remotePort = -1;
/**
* Indicates when the socket is closed.
*/
private boolean closed = false;
/**
* Creates a <code>DatagramSocket</code> from a specified
* <code>DatagramSocketImpl</code> instance
@@ -100,6 +95,9 @@ public class DatagramSocket
*/
protected DatagramSocket (DatagramSocketImpl impl)
{
if (impl == null)
throw new NullPointerException("impl may not be null");
this.impl = impl;
this.remoteAddress = null;
this.remotePort = -1;
@@ -115,7 +113,7 @@ public class DatagramSocket
*/
public DatagramSocket() throws SocketException
{
this(0, null);
this(new InetSocketAddress(0));
}
/**
@@ -130,7 +128,7 @@ public class DatagramSocket
*/
public DatagramSocket(int port) throws SocketException
{
this(port, null);
this(new InetSocketAddress(port));
}
/**
@@ -226,12 +224,12 @@ public class DatagramSocket
*/
public void close()
{
if (!closed)
if (!isClosed())
{
impl.close();
impl = null;
remoteAddress = null;
remotePort = -1;
closed = true;
}
}
@@ -270,8 +268,7 @@ public class DatagramSocket
*/
public InetAddress getLocalAddress()
{
if (impl == null
|| closed)
if (isClosed())
return null;
InetAddress localAddr;
@@ -303,6 +300,9 @@ public class DatagramSocket
*/
public int getLocalPort()
{
if (isClosed())
return -1;
return impl.getLocalPort();
}
@@ -318,8 +318,8 @@ public class DatagramSocket
*/
public synchronized int getSoTimeout() throws SocketException
{
if (impl == null)
throw new SocketException ("Cannot initialize Socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
Object timeout = impl.getOption(SocketOptions.SO_TIMEOUT);
@@ -342,6 +342,9 @@ public class DatagramSocket
*/
public synchronized void setSoTimeout(int timeout) throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
if (timeout < 0)
throw new IllegalArgumentException("Invalid timeout: " + timeout);
@@ -361,8 +364,8 @@ public class DatagramSocket
*/
public int getSendBufferSize() throws SocketException
{
if (impl == null)
throw new SocketException ("Cannot initialize Socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
Object obj = impl.getOption(SocketOptions.SO_SNDBUF);
@@ -386,6 +389,9 @@ public class DatagramSocket
*/
public void setSendBufferSize(int size) throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
if (size < 0)
throw new IllegalArgumentException("Buffer size is less than 0");
@@ -405,8 +411,8 @@ public class DatagramSocket
*/
public int getReceiveBufferSize() throws SocketException
{
if (impl == null)
throw new SocketException ("Cannot initialize Socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
Object obj = impl.getOption(SocketOptions.SO_RCVBUF);
@@ -430,8 +436,8 @@ public class DatagramSocket
*/
public void setReceiveBufferSize(int size) throws SocketException
{
if (impl == null)
throw new SocketException ("Cannot initialize Socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
if (size < 0)
throw new IllegalArgumentException("Buffer size is less than 0");
@@ -514,12 +520,13 @@ public class DatagramSocket
*/
public synchronized void receive(DatagramPacket p) throws IOException
{
if (impl == null)
throw new IOException ("Cannot initialize Socket implementation");
if (remoteAddress != null && remoteAddress.isMulticastAddress ())
throw new IOException (
"Socket connected to a multicast address my not receive");
if (isClosed())
throw new SocketException("socket is closed");
if (remoteAddress != null
&& remoteAddress.isMulticastAddress())
throw new IOException
("Socket connected to a multicast address my not receive");
if (getChannel() != null
&& !getChannel().isBlocking ())
@@ -549,6 +556,9 @@ public class DatagramSocket
*/
public void send(DatagramPacket p) throws IOException
{
if (isClosed())
throw new SocketException("socket is closed");
// JDK1.2: Don't do security checks if socket is connected; see jdk1.2 api.
SecurityManager s = System.getSecurityManager();
if (s != null && !isConnected ())
@@ -593,6 +603,9 @@ public class DatagramSocket
public void bind (SocketAddress address)
throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
if (! (address instanceof InetSocketAddress))
throw new IllegalArgumentException ();
@@ -612,7 +625,7 @@ public class DatagramSocket
*/
public boolean isClosed()
{
return closed;
return impl == null;
}
/**
@@ -637,6 +650,8 @@ public class DatagramSocket
*/
public void connect (SocketAddress address) throws SocketException
{
if (isClosed())
if ( !(address instanceof InetSocketAddress) )
throw new IllegalArgumentException (
"SocketAddress is not InetSocketAddress");
@@ -721,8 +736,8 @@ public class DatagramSocket
*/
public void setReuseAddress(boolean on) throws SocketException
{
if (impl == null)
throw new SocketException ("Cannot initialize Socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
impl.setOption (SocketOptions.SO_REUSEADDR, new Boolean (on));
}
@@ -736,8 +751,8 @@ public class DatagramSocket
*/
public boolean getReuseAddress() throws SocketException
{
if (impl == null)
throw new SocketException ("Cannot initialize Socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
Object obj = impl.getOption (SocketOptions.SO_REUSEADDR);
@@ -758,8 +773,8 @@ public class DatagramSocket
*/
public void setBroadcast(boolean on) throws SocketException
{
if (impl == null)
throw new SocketException ("Cannot initialize Socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
impl.setOption (SocketOptions.SO_BROADCAST, new Boolean (on));
}
@@ -773,8 +788,8 @@ public class DatagramSocket
*/
public boolean getBroadcast() throws SocketException
{
if (impl == null)
throw new SocketException ("Cannot initialize Socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
Object obj = impl.getOption (SocketOptions.SO_BROADCAST);
@@ -799,8 +814,8 @@ public class DatagramSocket
public void setTrafficClass(int tc)
throws SocketException
{
if (impl == null)
throw new SocketException ("Cannot initialize Socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
if (tc < 0 || tc > 255)
throw new IllegalArgumentException();
@@ -819,8 +834,8 @@ public class DatagramSocket
*/
public int getTrafficClass() throws SocketException
{
if (impl == null)
throw new SocketException( "Cannot initialize Socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
Object obj = impl.getOption(SocketOptions.IP_TOS);
libjava/java/net/MulticastSocket.java
+42 -9
View File
@@ -125,6 +125,9 @@ public class MulticastSocket extends DatagramSocket
*/
public InetAddress getInterface() throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
return (InetAddress) impl.getOption(SocketOptions.IP_MULTICAST_IF);
}
@@ -143,6 +146,9 @@ public class MulticastSocket extends DatagramSocket
*/
public byte getTTL() throws IOException
{
if (isClosed())
throw new SocketException("socket is closed");
// Use getTTL here rather than getTimeToLive in case we're using an impl
// other than the default PlainDatagramSocketImpl and it doesn't have
// getTimeToLive yet.
@@ -161,6 +167,9 @@ public class MulticastSocket extends DatagramSocket
*/
public int getTimeToLive() throws IOException
{
if (isClosed())
throw new SocketException("socket is closed");
return impl.getTimeToLive();
}
@@ -175,6 +184,9 @@ public class MulticastSocket extends DatagramSocket
*/
public void setInterface(InetAddress addr) throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
impl.setOption(SocketOptions.IP_MULTICAST_IF, addr);
}
@@ -192,9 +204,8 @@ public class MulticastSocket extends DatagramSocket
public void setNetworkInterface(NetworkInterface netIf)
throws SocketException
{
if (impl == null)
throw new SocketException (
"MulticastSocket: Cant access socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
Enumeration e = netIf.getInetAddresses ();
@@ -219,9 +230,8 @@ public class MulticastSocket extends DatagramSocket
public NetworkInterface getNetworkInterface()
throws SocketException
{
if (impl == null)
throw new SocketException (
"MulticastSocket: Cant access socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
InetAddress address =
(InetAddress) impl.getOption (SocketOptions.IP_MULTICAST_IF);
@@ -246,9 +256,8 @@ public class MulticastSocket extends DatagramSocket
*/
public void setLoopbackMode(boolean disable) throws SocketException
{
if (impl == null)
throw new SocketException (
"MulticastSocket: Cant access socket implementation");
if (isClosed())
throw new SocketException("socket is closed");
impl.setOption (SocketOptions.IP_MULTICAST_LOOP, new Boolean (disable));
}
@@ -262,6 +271,9 @@ public class MulticastSocket extends DatagramSocket
*/
public boolean getLoopbackMode() throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
Object obj = impl.getOption (SocketOptions.IP_MULTICAST_LOOP);
if (obj instanceof Boolean)
@@ -284,6 +296,9 @@ public class MulticastSocket extends DatagramSocket
*/
public void setTTL(byte ttl) throws IOException
{
if (isClosed())
throw new SocketException("socket is closed");
// Use setTTL here rather than setTimeToLive in case we're using an impl
// other than the default PlainDatagramSocketImpl and it doesn't have
// setTimeToLive yet.
@@ -302,6 +317,9 @@ public class MulticastSocket extends DatagramSocket
*/
public void setTimeToLive(int ttl) throws IOException
{
if (isClosed())
throw new SocketException("socket is closed");
if (ttl <= 0 || ttl > 255)
throw new IllegalArgumentException("Invalid ttl: " + ttl);
@@ -319,6 +337,9 @@ public class MulticastSocket extends DatagramSocket
*/
public void joinGroup(InetAddress mcastaddr) throws IOException
{
if (isClosed())
throw new SocketException("socket is closed");
if (! mcastaddr.isMulticastAddress())
throw new IOException("Not a Multicast address");
@@ -340,6 +361,9 @@ public class MulticastSocket extends DatagramSocket
*/
public void leaveGroup(InetAddress mcastaddr) throws IOException
{
if (isClosed())
throw new SocketException("socket is closed");
if (! mcastaddr.isMulticastAddress())
throw new IOException("Not a Multicast address");
@@ -371,6 +395,9 @@ public class MulticastSocket extends DatagramSocket
public void joinGroup(SocketAddress mcastaddr, NetworkInterface netIf)
throws IOException
{
if (isClosed())
throw new SocketException("socket is closed");
if (! (mcastaddr instanceof InetSocketAddress))
throw new IllegalArgumentException ("SocketAddress type not supported");
@@ -406,6 +433,9 @@ public class MulticastSocket extends DatagramSocket
public void leaveGroup(SocketAddress mcastaddr, NetworkInterface netIf)
throws IOException
{
if (isClosed())
throw new SocketException("socket is closed");
InetSocketAddress tmp = (InetSocketAddress) mcastaddr;
if (! tmp.getAddress ().isMulticastAddress ())
@@ -434,6 +464,9 @@ public class MulticastSocket extends DatagramSocket
*/
public synchronized void send(DatagramPacket p, byte ttl) throws IOException
{
if (isClosed())
throw new SocketException("socket is closed");
SecurityManager s = System.getSecurityManager();
if (s != null)
{
libjava/java/net/ServerSocket.java
+57 -24
View File
@@ -73,8 +73,6 @@ public class ServerSocket
*/
private SocketImpl impl;
private boolean closed = false;
/*
* This constructor is only used by java.nio.
*/
@@ -82,6 +80,9 @@ public class ServerSocket
//ServerSocket (PlainSocketImpl impl) throws IOException
ServerSocket (SocketImpl impl) throws IOException
{
if (impl == null)
throw new NullPointerException("impl may not be null");
this.impl = impl;
this.impl.create (true);
}
@@ -208,8 +209,8 @@ public class ServerSocket
*/
public void bind (SocketAddress endpoint, int backlog) throws IOException
{
if (closed)
throw new SocketException ("ServerSocket is closed");
if (isClosed())
throw new SocketException("ServerSocket is closed");
if (! (endpoint instanceof InetSocketAddress))
throw new IllegalArgumentException ("Address type not supported");
@@ -249,12 +250,16 @@ public class ServerSocket
*/
public InetAddress getInetAddress()
{
if (!isBound())
return null;
try
{
return (InetAddress) impl.getOption (SocketOptions.SO_BINDADDR);
}
catch (SocketException e)
{
// This never happens as we are bound.
return null;
}
}
@@ -266,6 +271,9 @@ public class ServerSocket
*/
public int getLocalPort()
{
if (!isBound())
return -1;
return impl.getLocalPort();
}
@@ -276,12 +284,10 @@ public class ServerSocket
*/
public SocketAddress getLocalSocketAddress()
{
InetAddress addr = getInetAddress();
if (addr != null)
return new InetSocketAddress (getInetAddress(), getLocalPort());
return null;
if (!isBound())
return null;
return new InetSocketAddress(getInetAddress(), getLocalPort());
}
/**
@@ -303,10 +309,9 @@ public class ServerSocket
if (sm != null)
sm.checkListen (impl.getLocalPort ());
Socket s = new Socket();
implAccept (s);
return s;
Socket socket = new Socket();
implAccept (socket);
return socket;
}
/**
@@ -322,14 +327,17 @@ public class ServerSocket
*
* @since 1.1
*/
protected final void implAccept (Socket s)
protected final void implAccept (Socket socket)
throws IOException
{
if (isClosed())
throw new SocketException("ServerSocket is closed");
if (getChannel() != null
&& !getChannel().isBlocking())
throw new IllegalBlockingModeException();
impl.accept(s.impl);
impl.accept(socket.getImpl());
}
/**
@@ -339,12 +347,15 @@ public class ServerSocket
*/
public void close () throws IOException
{
impl.close ();
if (!isClosed())
{
impl.close();
if (getChannel() != null)
getChannel().close ();
if (getChannel() != null)
getChannel().close();
closed = true;
impl = null;
}
}
/**
@@ -387,7 +398,7 @@ public class ServerSocket
*/
public boolean isClosed()
{
return closed;
return impl == null;
}
/**
@@ -404,6 +415,9 @@ public class ServerSocket
*/
public void setSoTimeout (int timeout) throws SocketException
{
if (isClosed())
throw new SocketException("ServerSocket is closed");
if (timeout < 0)
throw new IllegalArgumentException("SO_TIMEOUT value must be >= 0");
@@ -424,6 +438,9 @@ public class ServerSocket
*/
public int getSoTimeout () throws IOException
{
if (isClosed())
throw new SocketException("ServerSocket is closed");
Object timeout = impl.getOption(SocketOptions.SO_TIMEOUT);
if (!(timeout instanceof Integer))
@@ -442,6 +459,9 @@ public class ServerSocket
public void setReuseAddress (boolean on)
throws SocketException
{
if (isClosed())
throw new SocketException("ServerSocket is closed");
impl.setOption (SocketOptions.SO_REUSEADDR, new Boolean (on));
}
@@ -455,6 +475,9 @@ public class ServerSocket
public boolean getReuseAddress()
throws SocketException
{
if (isClosed())
throw new SocketException("ServerSocket is closed");
Object reuseaddr = impl.getOption (SocketOptions.SO_REUSEADDR);
if (!(reuseaddr instanceof Boolean))
@@ -478,6 +501,9 @@ public class ServerSocket
public void setReceiveBufferSize (int size)
throws SocketException
{
if (isClosed())
throw new SocketException("ServerSocket is closed");
if (size <= 0)
throw new IllegalArgumentException ("SO_RCVBUF value must be > 0");
@@ -498,6 +524,9 @@ public class ServerSocket
public int getReceiveBufferSize ()
throws SocketException
{
if (isClosed())
throw new SocketException("ServerSocket is closed");
Object buf = impl.getOption (SocketOptions.SO_RCVBUF);
if (!(buf instanceof Integer))
@@ -513,11 +542,15 @@ public class ServerSocket
*/
public String toString ()
{
return "ServerSocket" + impl.toString();
if (!isBound())
return "ServerSocket[unbound]";
return ("ServerSocket[addr=" + impl.getInetAddress()
+ ",port=" + impl.getPort()
+ ",localport=" + impl.getLocalPort()
+ "]");
}
// Class methods
/**
* Sets the <code>SocketImplFactory</code> for all
* <code>ServerSocket</code>'s. This may only be done
libjava/java/net/Socket.java
+112 -35
View File
@@ -68,29 +68,22 @@ import java.nio.channels.IllegalBlockingModeException;
*/
public class Socket
{
// Class Variables
/**
* This is the user SocketImplFactory for this class. If this variable is
* null, a default factory is used.
*/
static SocketImplFactory factory;
// Instance Variables
/**
* The implementation object to which calls are redirected
*/
SocketImpl impl;
private SocketImpl impl;
private boolean implCreated = false;
private boolean inputShutdown = false;
private boolean outputShutdown = false;
private boolean closed = false;
/**
* Initializes a new instance of <code>Socket</code> object without
* connecting to a remote host. This useful for subclasses of socket that
@@ -175,7 +168,7 @@ public class Socket
*
* @param host The name of the remote host to connect to.
* @param port The remote port to connect to.
* @param loadAddr The local address to bind to.
* @param localAddr The local address to bind to.
* @param localPort The local port to bind to.
*
* @exception SecurityException If the <code>SecurityManager</code>
@@ -298,7 +291,8 @@ public class Socket
// that default. JDK 1.2 doc infers not to do a bind.
}
private SocketImpl getImpl()
// This has to be accessible from java.net.ServerSocket.
SocketImpl getImpl()
throws SocketException
{
try
@@ -331,8 +325,8 @@ public class Socket
*/
public void bind (SocketAddress bindpoint) throws IOException
{
if (closed)
throw new SocketException ("Socket is closed");
if (isClosed())
throw new SocketException("socket is closed");
// XXX: JDK 1.4.1 API documentation says that if bindpoint is null the
// socket will be bound to an ephemeral port and a valid local address.
@@ -390,6 +384,8 @@ public class Socket
* until established or an error occurs.
*
* @param endpoint The address to connect to
* @param timeout The length of the timeout in milliseconds, or
* 0 to indicate no timeout.
*
* @exception IOException If an error occurs
* @exception IllegalArgumentException If the address type is not supported
@@ -402,11 +398,11 @@ public class Socket
public void connect (SocketAddress endpoint, int timeout)
throws IOException
{
if (closed)
throw new SocketException ("Socket is closed");
if (isClosed())
throw new SocketException("socket is closed");
if (! (endpoint instanceof InetSocketAddress))
throw new IllegalArgumentException ("Address type not supported");
throw new IllegalArgumentException("unsupported address type");
if (getChannel() != null
&& !getChannel().isBlocking ())
@@ -598,10 +594,13 @@ public class Socket
*/
public InputStream getInputStream () throws IOException
{
if (getImpl() != null)
return getImpl().getInputStream();
throw new IOException("Not connected");
if (isClosed())
throw new SocketException("socket is closed");
if (!isConnected())
throw new IOException("not connected");
return getImpl().getInputStream();
}
/**
@@ -613,10 +612,13 @@ public class Socket
*/
public OutputStream getOutputStream () throws IOException
{
if (getImpl() != null)
return getImpl().getOutputStream();
throw new IOException("Not connected");
if (isClosed())
throw new SocketException("socket is closed");
if (!isConnected())
throw new IOException("not connected");
return getImpl().getOutputStream();
}
/**
@@ -630,6 +632,9 @@ public class Socket
*/
public void setTcpNoDelay (boolean on) throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
getImpl().setOption(SocketOptions.TCP_NODELAY, new Boolean(on));
}
@@ -647,6 +652,9 @@ public class Socket
*/
public boolean getTcpNoDelay() throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
Object on = getImpl().getOption(SocketOptions.TCP_NODELAY);
if (on instanceof Boolean)
@@ -674,6 +682,9 @@ public class Socket
*/
public void setSoLinger(boolean on, int linger) throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
if (on == true)
{
if (linger < 0)
@@ -708,6 +719,9 @@ public class Socket
*/
public int getSoLinger() throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
Object linger = getImpl().getOption(SocketOptions.SO_LINGER);
if (linger instanceof Integer)
@@ -728,6 +742,9 @@ public class Socket
*/
public void sendUrgentData (int data) throws IOException
{
if (isClosed())
throw new SocketException("socket is closed");
getImpl().sendUrgentData (data);
}
@@ -742,18 +759,26 @@ public class Socket
*/
public void setOOBInline (boolean on) throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
getImpl().setOption(SocketOptions.SO_OOBINLINE, new Boolean(on));
}
/**
* Returns the current setting of the SO_OOBINLINE option for this socket
*
* @return True if SO_OOBINLINE is set, false otherwise.
*
* @exception SocketException If an error occurs
*
* @since 1.4
*/
public boolean getOOBInline () throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
Object buf = getImpl().getOption(SocketOptions.SO_OOBINLINE);
if (buf instanceof Boolean)
@@ -781,6 +806,9 @@ public class Socket
*/
public synchronized void setSoTimeout (int timeout) throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
if (timeout < 0)
throw new IllegalArgumentException("SO_TIMEOUT value must be >= 0");
@@ -806,6 +834,9 @@ public class Socket
*/
public synchronized int getSoTimeout () throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
Object timeout = getImpl().getOption(SocketOptions.SO_TIMEOUT);
if (timeout instanceof Integer)
return(((Integer)timeout).intValue());
@@ -827,6 +858,9 @@ public class Socket
*/
public void setSendBufferSize (int size) throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
if (size <= 0)
throw new IllegalArgumentException("SO_SNDBUF value must be > 0");
@@ -846,6 +880,9 @@ public class Socket
*/
public int getSendBufferSize () throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
Object buf = getImpl().getOption(SocketOptions.SO_SNDBUF);
if (buf instanceof Integer)
@@ -868,6 +905,9 @@ public class Socket
*/
public void setReceiveBufferSize (int size) throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
if (size <= 0)
throw new IllegalArgumentException("SO_RCVBUF value must be > 0");
@@ -887,6 +927,9 @@ public class Socket
*/
public int getReceiveBufferSize () throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
Object buf = getImpl().getOption(SocketOptions.SO_RCVBUF);
if (buf instanceof Integer)
@@ -907,6 +950,9 @@ public class Socket
*/
public void setKeepAlive (boolean on) throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
getImpl().setOption(SocketOptions.SO_KEEPALIVE, new Boolean(on));
}
@@ -922,6 +968,9 @@ public class Socket
*/
public boolean getKeepAlive () throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
Object buf = getImpl().getOption(SocketOptions.SO_KEEPALIVE);
if (buf instanceof Boolean)
@@ -937,13 +986,15 @@ public class Socket
*/
public synchronized void close () throws IOException
{
if (getImpl() != null)
getImpl().close();
if (isClosed())
throw new SocketException("socket is closed");
getImpl().close();
if (getChannel() != null)
getChannel().close();
closed = true;
impl = null;
}
/**
@@ -958,7 +1009,8 @@ public class Socket
if (isConnected())
return ("Socket[addr=" + getImpl().getInetAddress()
+ ",port=" + getImpl().getPort()
+ ",localport=" + getImpl().getLocalPort());
+ ",localport=" + getImpl().getLocalPort()
+ "]");
}
catch (SocketException e)
{
@@ -968,8 +1020,6 @@ public class Socket
return "Socket[unconnected]";
}
// Class Methods
/**
* Sets the <code>SocketImplFactory</code>. This may be done only once per
* virtual machine. Subsequent attempts will generate a
@@ -1010,9 +1060,10 @@ public class Socket
*/
public void shutdownInput() throws IOException
{
if (getImpl() != null)
getImpl().shutdownInput();
if (isClosed())
throw new SocketException("socket is closed");
getImpl().shutdownInput();
inputShutdown = true;
}
@@ -1025,9 +1076,10 @@ public class Socket
*/
public void shutdownOutput() throws IOException
{
if (getImpl() != null)
getImpl().shutdownOutput();
if (isClosed())
throw new SocketException("socket is closed");
getImpl().shutdownOutput();
outputShutdown = true;
}
@@ -1046,12 +1098,17 @@ public class Socket
/**
* Checks if the SO_REUSEADDR option is enabled
*
* @return True if SO_REUSEADDR is set, false otherwise.
*
* @exception SocketException If an error occurs
*
* @since 1.4
*/
public boolean getReuseAddress () throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
Object reuseaddr = getImpl().getOption (SocketOptions.SO_REUSEADDR);
if (!(reuseaddr instanceof Boolean))
@@ -1063,6 +1120,8 @@ public class Socket
/**
* Enables/Disables the SO_REUSEADDR option
*
* @param reuseAddress True if SO_REUSEADDR should be set.
*
* @exception SocketException If an error occurs
*
* @since 1.4
@@ -1075,6 +1134,8 @@ public class Socket
/**
* Returns the current traffic class
*
* @return The current traffic class.
*
* @exception SocketException If an error occurs
*
* @see Socket#setTrafficClass(int tc)
@@ -1083,6 +1144,9 @@ public class Socket
*/
public int getTrafficClass () throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
Object obj = getImpl().getOption(SocketOptions.IP_TOS);
if (obj instanceof Integer)
@@ -1105,6 +1169,9 @@ public class Socket
*/
public void setTrafficClass (int tc) throws SocketException
{
if (isClosed())
throw new SocketException("socket is closed");
if (tc < 0 || tc > 255)
throw new IllegalArgumentException();
@@ -1114,6 +1181,8 @@ public class Socket
/**
* Checks if the socket is connected
*
* @return True if socket is connected, false otherwise.
*
* @since 1.4
*/
public boolean isConnected ()
@@ -1131,6 +1200,8 @@ public class Socket
/**
* Checks if the socket is already bound.
*
* @return True if socket is bound, false otherwise.
*
* @since 1.4
*/
public boolean isBound ()
@@ -1141,16 +1212,20 @@ public class Socket
/**
* Checks if the socket is closed.
*
* @return True if socket is closed, false otherwise.
*
* @since 1.4
*/
public boolean isClosed ()
{
return closed;
return impl == null;
}
/**
* Checks if the socket's input stream is shutdown
*
* @return True if input is shut down.
*
* @since 1.4
*/
public boolean isInputShutdown ()
@@ -1161,6 +1236,8 @@ public class Socket
/**
* Checks if the socket's output stream is shutdown
*
* @return True if output is shut down.
*
* @since 1.4
*/
public boolean isOutputShutdown ()