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javax.net

Class SocketFactory

Known Direct Subclasses:
SSLSocketFactory
public abstract class SocketFactory
extends Object
A factory for client sockets. The purpose of this class is to serve as the superclass of server socket factories that produce client sockets of a particular type, such as Secure Socket Layer (SSL) sockets.

Constructor Summary

SocketFactory()
Default 0-arguments constructor.

Method Summary

Socket
createSocket()
Returns an unbound client socket.
abstract Socket
createSocket(String host, int port)
Creates a socket connected to a given host on a given port.
abstract Socket
createSocket(String host, int port, InetAddress localHost, int localPort)
Creates a socket connected to a given host on a given port, connecting locally to the interface with the given address and port.
abstract Socket
createSocket(InetAddress host, int port)
Creates a socket connected to a given host on a given port.
abstract Socket
createSocket(InetAddress hast, int port, InetAddress localHost, int localPort)
Creates a socket connected to a given host on a given port, connecting locally to the interface with the given address and port.
static SocketFactory
getDefault()
Returns the default socket factory.

Methods inherited from class java.lang.Object

clone, equals, extends Object> getClass, finalize, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

SocketFactory

protected SocketFactory()
Default 0-arguments constructor.

Method Details

createSocket

public Socket createSocket()
            throws IOException
Returns an unbound client socket.
Returns:
The new, unbound socket.

createSocket

public abstract Socket createSocket(String host,
                                    int port)
            throws IOException,
                   UnknownHostException
Creates a socket connected to a given host on a given port.
Parameters:
host - The hostname to connect to.
port - The port on host to connect to.
Returns:
A socket connected to host on port.
Throws:
IOException - If a network error occurs.
UnknownHostException - If host cannot be resolved.

createSocket

public abstract Socket createSocket(String host,
                                    int port,
                                    InetAddress localHost,
                                    int localPort)
            throws IOException,
                   UnknownHostException
Creates a socket connected to a given host on a given port, connecting locally to the interface with the given address and port.
Parameters:
host - The hostname to connect to.
port - The port on host to connect to.
localHost - The address of the local interface to bind to.
localPort - The local port to bind to.
Returns:
A socket connected to host on port.
Throws:
IOException - If a network error occurs.
UnknownHostException - If host cannot be resolved.

createSocket

public abstract Socket createSocket(InetAddress host,
                                    int port)
            throws IOException
Creates a socket connected to a given host on a given port.
Parameters:
host - The host address to connect to.
port - The port on host to connect to.
Returns:
A socket connected to host on port.
Throws:
IOException - If a network error occurs.

createSocket

public abstract Socket createSocket(InetAddress hast,
                                    int port,
                                    InetAddress localHost,
                                    int localPort)
            throws IOException
Creates a socket connected to a given host on a given port, connecting locally to the interface with the given address and port.
Parameters:
port - The port on host to connect to.
localHost - The address of the local interface to bind to.
localPort - The local port to bind to.
Returns:
A socket connected to host on port.
Throws:
IOException - If a network error occurs.

getDefault

public static SocketFactory getDefault()
Returns the default socket factory. The type of factory returned may depend upon the installation.
Returns:
The default socket factory.
SocketFactory.java -- factory for client sockets. Copyright (C) 2004 Free Software Foundation, Inc. This file is part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GNU Classpath 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 for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version.

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