DefaultSocketFactory (Apache Commons Net 3.4 API)

java.lang.Object
- javax.net.SocketFactory
- - org.apache.commons.net.DefaultSocketFactory

```
public class DefaultSocketFactory
extends SocketFactory
```
DefaultSocketFactory implements the SocketFactory interface by simply wrapping the java.net.Socket and java.net.ServerSocket constructors. It is the default SocketFactory used by SocketClient implementations.

See Also:
SocketFactory, SocketClient, SocketClient.setSocketFactory(javax.net.SocketFactory)

Constructor Summary

Constructors
Constructor and Description

DefaultSocketFactory()
The default constructor.

DefaultSocketFactory(Proxy proxy)
A constructor for sockets with proxy support.

Constructors
Constructor and Description
`DefaultSocketFactory()` The default constructor.
`DefaultSocketFactory(Proxy proxy)` A constructor for sockets with proxy support.

Method Summary

Methods
Modifier and Type	Method and Description
`ServerSocket`	`createServerSocket(int port)` Creates a ServerSocket bound to a specified port.
`ServerSocket`	`createServerSocket(int port, int backlog)` Creates a ServerSocket bound to a specified port with a given maximum queue length for incoming connections.
`ServerSocket`	`createServerSocket(int port, int backlog, InetAddress bindAddr)` Creates a ServerSocket bound to a specified port on a given local address with a given maximum queue length for incoming connections.
`Socket`	`createSocket()` Creates an unconnected Socket.
`Socket`	`createSocket(InetAddress address, int port)` Creates a Socket connected to the given host and port.
`Socket`	`createSocket(InetAddress address, int port, InetAddress localAddr, int localPort)` Creates a Socket connected to the given host and port and originating from the specified local address and port.
`Socket`	`createSocket(String host, int port)` Creates a Socket connected to the given host and port.
`Socket`	`createSocket(String host, int port, InetAddress localAddr, int localPort)` Creates a Socket connected to the given host and port and originating from the specified local address and port.

Methods inherited from class javax.net.SocketFactory
getDefault

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - DefaultSocketFactory
```
public DefaultSocketFactory()
```
    The default constructor.
  - DefaultSocketFactory
```
public DefaultSocketFactory(Proxy proxy)
```
    A constructor for sockets with proxy support.
    
    Parameters:
    proxy - The Proxy to use when creating new Sockets.
    Since:
    
    3.2
- Method Detail
  - createSocket
```
public Socket createSocket()
                    throws IOException
```
    Creates an unconnected Socket.
    
    Overrides:
    
    createSocket in class SocketFactory
    
    Returns:
    A new unconnected Socket.
    
    Throws:
    
    IOException - If an I/O error occurs while creating the Socket.
    Since:
    
    3.2
  - createSocket
```
public Socket createSocket(String host,
                  int port)
                    throws UnknownHostException,
                           IOException
```
    Creates a Socket connected to the given host and port.
    
    Specified by:
    
    createSocket in class SocketFactory
    
    Parameters:
    host - The hostname to connect to.
    port - The port to connect to.
    
    Returns:
    A Socket connected to the given host and port.
    
    Throws:
    
    UnknownHostException - If the hostname cannot be resolved.
    
    IOException - If an I/O error occurs while creating the Socket.
  - createSocket
```
public Socket createSocket(InetAddress address,
                  int port)
                    throws IOException
```
    Creates a Socket connected to the given host and port.
    
    Specified by:
    
    createSocket in class SocketFactory
    
    Parameters:
    address - The address of the host to connect to.
    port - The port to connect to.
    
    Returns:
    A Socket connected to the given host and port.
    
    Throws:
    
    IOException - If an I/O error occurs while creating the Socket.
  - createSocket
```
public Socket createSocket(String host,
                  int port,
                  InetAddress localAddr,
                  int localPort)
                    throws UnknownHostException,
                           IOException
```
    Creates a Socket connected to the given host and port and originating from the specified local address and port.
    
    Specified by:
    
    createSocket in class SocketFactory
    
    Parameters:
    host - The hostname to connect to.
    port - The port to connect to.
    localAddr - The local address to use.
    localPort - The local port to use.
    
    Returns:
    A Socket connected to the given host and port.
    
    Throws:
    
    UnknownHostException - If the hostname cannot be resolved.
    
    IOException - If an I/O error occurs while creating the Socket.
  - createSocket
```
public Socket createSocket(InetAddress address,
                  int port,
                  InetAddress localAddr,
                  int localPort)
                    throws IOException
```
    Creates a Socket connected to the given host and port and originating from the specified local address and port.
    
    Specified by:
    
    createSocket in class SocketFactory
    
    Parameters:
    address - The address of the host to connect to.
    port - The port to connect to.
    localAddr - The local address to use.
    localPort - The local port to use.
    
    Returns:
    A Socket connected to the given host and port.
    
    Throws:
    
    IOException - If an I/O error occurs while creating the Socket.
  - createServerSocket
```
public ServerSocket createServerSocket(int port)
                                throws IOException
```
    Creates a ServerSocket bound to a specified port. A port of 0 will create the ServerSocket on a system-determined free port.
    
    Parameters:
    port - The port on which to listen, or 0 to use any free port.
    
    Returns:
    A ServerSocket that will listen on a specified port.
    
    Throws:
    
    IOException - If an I/O error occurs while creating the ServerSocket.
  - createServerSocket
```
public ServerSocket createServerSocket(int port,
                              int backlog)
                                throws IOException
```
    Creates a ServerSocket bound to a specified port with a given maximum queue length for incoming connections. A port of 0 will create the ServerSocket on a system-determined free port.
    
    Parameters:
    port - The port on which to listen, or 0 to use any free port.
    backlog - The maximum length of the queue for incoming connections.
    
    Returns:
    A ServerSocket that will listen on a specified port.
    
    Throws:
    
    IOException - If an I/O error occurs while creating the ServerSocket.
  - createServerSocket
```
public ServerSocket createServerSocket(int port,
                              int backlog,
                              InetAddress bindAddr)
                                throws IOException
```
    Creates a ServerSocket bound to a specified port on a given local address with a given maximum queue length for incoming connections. A port of 0 will create the ServerSocket on a system-determined free port.
    
    Parameters:
    port - The port on which to listen, or 0 to use any free port.
    backlog - The maximum length of the queue for incoming connections.
    bindAddr - The local address to which the ServerSocket should bind.
    
    Returns:
    A ServerSocket that will listen on a specified port.
    
    Throws:
    
    IOException - If an I/O error occurs while creating the ServerSocket.

Class DefaultSocketFactory

Constructor Summary

Method Summary

Methods inherited from class javax.net.SocketFactory

Methods inherited from class java.lang.Object

Constructor Detail

DefaultSocketFactory

DefaultSocketFactory

Method Detail

createSocket

createSocket

createSocket

createSocket

createSocket

createServerSocket

createServerSocket

createServerSocket