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## org.jivesoftware.openfire.filetransfer.proxy
Class FileTransferProxy

    java.lang.Object
      org.jivesoftware.openfire.container.BasicModule
          org.jivesoftware.openfire.filetransfer.proxy.FileTransferProxy

All Implemented Interfaces:
  ChannelHandler, Module, DiscoInfoProvider, DiscoItemsProvider, ServerItemsProvider, RoutableChannelHandler

    public class FileTransferProxy

extends BasicModule
implements ServerItemsProvider, DiscoInfoProvider, DiscoItemsProvider, RoutableChannelHandler

Manages the transfering of files between two remote entities on the jabber network. This class acts independtly as a Jabber component from the rest of the server, according to the Jabber SOCKS5 bytestreams protocol.

Author:
  Alexander Wenckus

Field Summary
`static boolean` | `DEFAULT_IS_PROXY_ENABLED` Whether or not the file transfer proxy is enabled by default.
`static int` | `DEFAULT_PORT` The default port of the file transfer proxy
`static String` | `JIVEPROPERTY_PORT` The JiveProperty relating to the port the proxy is operating on.
`static String` | `JIVEPROPERTY_PROXY_ENABLED` The JiveProperty relating to whether or not the file treansfer proxy is enabled.

Constructor Summary
`FileTransferProxy()`

Method Summary
`void` | `destroy()` Destroys the module.
`void` | `enableFileTransferProxy(boolean isEnabled)`
`JID` | `getAddress()` Returns the XMPP address.
`XDataFormImpl` | `getExtendedInfo(String name, String node, JID senderJID)` Returns an XDataForm with the extended information about the entity or null if none.
`Iterator<String>` | `getFeatures(String name, String node, JID senderJID)` Returns an Iterator (of String) with the supported features.
`Iterator<org.dom4j.Element>` | `getIdentities(String name, String node, JID senderJID)` Returns an Iterator (of Element) with the target entity's identities.
`IQHandlerInfo` | `getInfo()`
`Iterator<DiscoServerItem>` | `getItems()` Returns an Iterator (of DiscoServerItem) with the items associated with the server or null if none.
`Iterator<DiscoItem>` | `getItems(String name, String node, JID senderJID)` Returns an Iterator (of DiscoItem) with the target entity's items or null if none.
`int` | `getProxyPort()` Returns the port that the file transfer proxy is opertating on.
`String` | `getServiceDomain()` Returns the fully-qualifed domain name of this chat service.
`boolean` | `handleIQ(IQ packet)`
`boolean` | `hasInfo(String name, String node, JID senderJID)` Returns true if we can provide information related to the requested name and node.
`void` | `initialize(XMPPServer server)` Initializes the basic module.
`boolean` | `isProxyEnabled()` Returns true if the file transfer proxy is currently enabled and false if it is not.
`void` | `process(Packet packet)` Process an XMPP packet.
`void` | `setProxyPort(int port)` Sets the port that the proxy operates on.
`void` | `start()` Starts the basic module.
`void` | `stop()` Stops the basic module.

Methods inherited from class org.jivesoftware.openfire.container.BasicModule
`getName`

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

Field Detail

### JIVEPROPERTY_PROXY_ENABLED

    public static final String JIVEPROPERTY_PROXY_ENABLED

  The JiveProperty relating to whether or not the file treansfer proxy is enabled.

  See Also:
    Constant Field Values

### JIVEPROPERTY_PORT

    public static final String JIVEPROPERTY_PORT

  The JiveProperty relating to the port the proxy is operating on. Changing this value requires a restart of the proxy.

  See Also:
    Constant Field Values

### DEFAULT_IS_PROXY_ENABLED

    public static final boolean DEFAULT_IS_PROXY_ENABLED

  Whether or not the file transfer proxy is enabled by default.

  See Also:
    Constant Field Values

### DEFAULT_PORT

    public static final int DEFAULT_PORT

  The default port of the file transfer proxy

  See Also:
    Constant Field Values

Constructor Detail

### FileTransferProxy

    public FileTransferProxy()

Method Detail

### handleIQ

    public boolean handleIQ(IQ packet)
                     throws UnauthorizedException

  Throws:
    `UnauthorizedException`

### getInfo

    public IQHandlerInfo getInfo()

### initialize

    public void initialize(XMPPServer server)

  Description copied from class: `BasicModule`

  Initializes the basic module.

  Inheriting classes that choose to override this method MUST call this initialize() method before accessing BasicModule resources.

  Specified by:
    `initialize` in interface `Module`
  Overrides:
    `initialize` in class `BasicModule`
  Parameters:
    `server` - the server hosting this module.

### start

    public void start()

  Description copied from class: `BasicModule`

  Starts the basic module.

  Inheriting classes that choose to override this method MUST call this start() method before accessing BasicModule resources.

  Specified by:
    `start` in interface `Module`
  Overrides:
    `start` in class `BasicModule`

### stop

    public void stop()

  Description copied from class: `BasicModule`

  Stops the basic module.

  Inheriting classes that choose to override this method MUST call this stop() method before accessing BasicModule resources.

  Specified by:
    `stop` in interface `Module`
  Overrides:
    `stop` in class `BasicModule`

### destroy

    public void destroy()

  Description copied from class: `BasicModule`

  Destroys the module.

  Does nothing in the basic module.

  Specified by:
    `destroy` in interface `Module`
  Overrides:
    `destroy` in class `BasicModule`

### enableFileTransferProxy

    public void enableFileTransferProxy(boolean isEnabled)

### isProxyEnabled

    public boolean isProxyEnabled()

  Returns true if the file transfer proxy is currently enabled and false if it is not.

  Returns:
    Returns true if the file transfer proxy is currently enabled and false if it is not.

### setProxyPort

    public void setProxyPort(int port)

  Sets the port that the proxy operates on. This requires a restart of the file transfer proxy.

  Parameters:
    `port` - The port.

### getProxyPort

    public int getProxyPort()

  Returns the port that the file transfer proxy is opertating on.

  Returns:
    Returns the port that the file transfer proxy is opertating on.

### getServiceDomain

    public String getServiceDomain()

  Returns the fully-qualifed domain name of this chat service. The domain is composed by the service name and the name of the XMPP server where the service is running.

  Returns:
    the file transfer server domain (service name + host name).

### getAddress

    public JID getAddress()

  Description copied from interface: `RoutableChannelHandler`
  Returns the XMPP address. The address is used by services like the core server packet router to determine if a packet should be sent to the handler. Handlers that are working on behalf of the server should use the generic server hostname address (e.g. server.com).

  Specified by:
    `getAddress` in interface `RoutableChannelHandler`
  Returns:
    the XMPP address.

### getItems

    public Iterator<DiscoServerItem> getItems()

  Description copied from interface: `ServerItemsProvider`
  Returns an Iterator (of DiscoServerItem) with the items associated with the server or null if none.

  Specified by:
    `getItems` in interface `ServerItemsProvider`
  Returns:
    an Iterator (of DiscoServerItem) with the items associated with the server or null if none.

### getIdentities

    public Iterator<org.dom4j.Element> getIdentities(String name,
                                                     String node,
                                                     JID senderJID)

  Description copied from interface: `DiscoInfoProvider`
  Returns an Iterator (of Element) with the target entity's identities. Each Element must include the categoty, type and name attributes of the entity.

  Specified by:
    `getIdentities` in interface `DiscoInfoProvider`
  Parameters:
    `name` - the recipient JID's name.
    `node` - the requested disco node.
    `senderJID` - the XMPPAddress of user that sent the disco info request.
  Returns:
    an Iterator (of Element) with the target entity's identities.

### getFeatures

    public Iterator<String> getFeatures(String name,
                                        String node,
                                        JID senderJID)

  Description copied from interface: `DiscoInfoProvider`
  Returns an Iterator (of String) with the supported features. The features to include are the features offered and supported protocols by the target entity identified by the requested name and node.

  Specified by:
    `getFeatures` in interface `DiscoInfoProvider`
  Parameters:
    `name` - the recipient JID's name.
    `node` - the requested disco node.
    `senderJID` - the XMPPAddress of user that sent the disco info request.
  Returns:
    an Iterator (of String) with the supported features.

### getExtendedInfo

    public XDataFormImpl getExtendedInfo(String name,
                                         String node,
                                         JID senderJID)

  Description copied from interface: `DiscoInfoProvider`
  Returns an XDataForm with the extended information about the entity or null if none. Each bit of information about the entity must be included as a value of a field of the form.

  Specified by:
    `getExtendedInfo` in interface `DiscoInfoProvider`
  Parameters:
    `name` - the recipient JID's name.
    `node` - the requested disco node.
    `senderJID` - the XMPPAddress of user that sent the disco info request.
  Returns:
    an XDataForm with the extended information about the entity or null if none.

### hasInfo

    public boolean hasInfo(String name,
                           String node,
                           JID senderJID)

  Description copied from interface: `DiscoInfoProvider`
  Returns true if we can provide information related to the requested name and node. For example, if the requested name refers to a non-existant MUC room then the answer will be false. In case that the sender of the disco request is not authorized to discover this information an UnauthorizedException will be thrown.

  Specified by:
    `hasInfo` in interface `DiscoInfoProvider`
  Parameters:
    `name` - the recipient JID's name.
    `node` - the requested disco node.
    `senderJID` - the XMPPAddress of user that sent the disco info request.
  Returns:
    true if we can provide information related to the requested name and node.

### getItems

    public Iterator<DiscoItem> getItems(String name,
                                        String node,
                                        JID senderJID)

  Description copied from interface: `DiscoItemsProvider`
  Returns an Iterator (of DiscoItem) with the target entity's items or null if none. Each DiscoItem must include a JID attribute and may include the name and node attributes of the entity. In case that the sender of the disco request is not authorized to discover items an UnauthorizedException will be thrown.

  Specified by:
    `getItems` in interface `DiscoItemsProvider`
  Parameters:
    `name` - the recipient JID's name.
    `node` - the requested disco node.
    `senderJID` - the XMPPAddress of user that sent the disco items request.
  Returns:
    an Iterator (of DiscoItem) with the target entity's items or null if none.

### process

    public void process(Packet packet)
                 throws UnauthorizedException,
                        PacketException

  Description copied from interface: `ChannelHandler`
  Process an XMPP packet.

  Specified by:
    `process` in interface `ChannelHandler`
  Parameters:
    `packet` - a packet to process.
  Throws:
    `UnauthorizedException` - if not allowed to process the packet.
    `PacketException` - thrown if the packet is malformed (results in the sender's session being shutdown).

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