@Contract(threading=SAFE_CONDITIONAL) public class SSLIOSession extends Object implements IOSession, SessionBufferStatus, SocketAccessor
SSLIOSession
is a decorator class intended to transparently extend
an IOSession
with transport layer security capabilities based on
the SSL/TLS protocol.
The resultant instance of SSLIOSession
must be added to the original
I/O session as an attribute with the SESSION_KEY
key.
SSLContext sslContext = SSLContext.getInstance("SSL"); sslContext.init(null, null, null); SSLIOSession sslsession = new SSLIOSession( iosession, SSLMode.CLIENT, sslContext, null); iosession.setAttribute(SSLIOSession.SESSION_KEY, sslsession);
Modifier and Type | Field and Description |
---|---|
static String |
SESSION_KEY
Name of the context attribute key, which can be used to obtain the
SSL session.
|
ACTIVE, ATTACHMENT_KEY, CLOSED, CLOSING
Constructor and Description |
---|
SSLIOSession(IOSession session,
SSLMode sslMode,
HttpHost host,
SSLContext sslContext,
SSLSetupHandler handler)
Creates new instance of
SSLIOSession class. |
SSLIOSession(IOSession session,
SSLMode sslMode,
HttpHost host,
SSLContext sslContext,
SSLSetupHandler handler,
SSLBufferManagementStrategy bufferManagementStrategy)
Creates new instance of
SSLIOSession class. |
SSLIOSession(IOSession session,
SSLMode sslMode,
SSLContext sslContext,
SSLSetupHandler handler)
Creates new instance of
SSLIOSession class. |
Modifier and Type | Method and Description |
---|---|
ByteChannel |
channel()
Returns the underlying I/O channel associated with this session.
|
void |
clearEvent(int op)
Clears interest in a particular I/O event type by updating the event
mask associated with the session.
|
void |
close()
Terminates the session gracefully and closes the underlying I/O channel.
|
Object |
getAttribute(String name)
Returns the value of the attribute with the given name.
|
int |
getEventMask()
Returns mask of I/O evens this session declared interest in.
|
SocketAddress |
getLocalAddress()
Returns local address.
|
SocketAddress |
getRemoteAddress()
Returns address of the remote peer.
|
Socket |
getSocket()
Return the underlying socket
|
int |
getSocketTimeout()
Returns value of the socket timeout in milliseconds.
|
SSLSession |
getSSLSession() |
int |
getStatus()
Returns status of the session:
|
boolean |
hasBufferedInput()
Determines if the input buffer associated with the session contains data.
|
boolean |
hasBufferedOutput()
Determines if the output buffer associated with the session contains
data.
|
void |
inboundTransport()
Executes inbound SSL transport operations.
|
void |
initialize()
Initializes the session.
|
void |
initialize(SSLMode sslMode)
Deprecated.
(4.3) SSL mode must be set at construction time.
|
boolean |
isAppInputReady()
Reads encrypted data and returns whether the channel associated with
this session has any decrypted inbound data available for reading.
|
boolean |
isAppOutputReady()
Returns whether the channel associated with this session is ready to
accept outbound unecrypted data for writing.
|
boolean |
isClosed()
Determines if the session has been terminated.
|
boolean |
isInboundDone()
Returns whether the session will produce any more inbound data.
|
boolean |
isInitialized()
Returns
true is the session has been fully initialized,
false otherwise. |
boolean |
isOutboundDone()
Returns whether the session will accept any more outbound data.
|
void |
outboundTransport()
Sends encrypted data and executes outbound SSL transport operations.
|
Object |
removeAttribute(String name)
Removes attribute with the given name.
|
void |
setAttribute(String name,
Object obj)
This method can be used to associate a particular object with the
session by the given attribute name.
|
void |
setBufferStatus(SessionBufferStatus status)
Quite often I/O sessions need to maintain internal I/O buffers in order
to transform input / output data prior to returning it to the consumer or
writing it to the underlying channel.
|
void |
setEvent(int op)
Declares interest in a particular I/O event type by updating the event
mask associated with the session.
|
void |
setEventMask(int ops)
Declares interest in I/O event notifications by setting the event mask
associated with the session
|
void |
setSocketTimeout(int timeout)
Sets value of the socket timeout in milliseconds.
|
void |
shutdown()
Terminates the session by shutting down the underlying I/O channel.
|
String |
toString() |
public static final String SESSION_KEY
public SSLIOSession(IOSession session, SSLMode sslMode, HttpHost host, SSLContext sslContext, SSLSetupHandler handler)
SSLIOSession
class. The instances created uses a
PermanentSSLBufferManagementStrategy
to manage its buffers.session
- I/O session to be decorated with the TLS/SSL capabilities.sslMode
- SSL mode (client or server)host
- original host (applicable in client mode only)sslContext
- SSL context to use for this I/O session.handler
- optional SSL setup handler. May be null
.public SSLIOSession(IOSession session, SSLMode sslMode, HttpHost host, SSLContext sslContext, SSLSetupHandler handler, SSLBufferManagementStrategy bufferManagementStrategy)
SSLIOSession
class.session
- I/O session to be decorated with the TLS/SSL capabilities.sslMode
- SSL mode (client or server)host
- original host (applicable in client mode only)sslContext
- SSL context to use for this I/O session.handler
- optional SSL setup handler. May be null
.bufferManagementStrategy
- buffer management strategypublic SSLIOSession(IOSession session, SSLMode sslMode, SSLContext sslContext, SSLSetupHandler handler)
SSLIOSession
class.session
- I/O session to be decorated with the TLS/SSL capabilities.sslMode
- SSL mode (client or server)sslContext
- SSL context to use for this I/O session.handler
- optional SSL setup handler. May be null
.public boolean isInitialized()
true
is the session has been fully initialized,
false
otherwise.@Deprecated public void initialize(SSLMode sslMode) throws SSLException
SSLMode
. This method
invokes the SSLSetupHandler.initalize(SSLEngine)
callback
if an instance of SSLSetupHandler
was specified at
the construction time.SSLException
public void initialize() throws SSLException
SSLSetupHandler.initalize(SSLEngine)
callback if an instance of
SSLSetupHandler
was specified at the construction time.SSLException
- in case of a SSL protocol exception.IllegalStateException
- if the session has already been initialized.public SSLSession getSSLSession()
public boolean isAppInputReady() throws IOException
IOException
- in case of an I/O error.public boolean isAppOutputReady() throws IOException
IOException
- - not thrown currentlypublic void inboundTransport() throws IOException
IOException
- - not thrown currentlypublic void outboundTransport() throws IOException
IOException
- in case of an I/O error.public boolean isInboundDone()
public boolean isOutboundDone()
public void close()
IOSession
public void shutdown()
IOSession
public int getStatus()
IOSession
IOSession.ACTIVE
: session is active.
IOSession.CLOSING
: session is being closed.
IOSession.CLOSED
: session has been terminated.
public boolean isClosed()
IOSession
public ByteChannel channel()
IOSession
public SocketAddress getLocalAddress()
IOSession
getLocalAddress
in interface IOSession
public SocketAddress getRemoteAddress()
IOSession
getRemoteAddress
in interface IOSession
public int getEventMask()
IOSession
getEventMask
in interface IOSession
public void setEventMask(int ops)
IOSession
setEventMask
in interface IOSession
ops
- new I/O event mask.public void setEvent(int op)
IOSession
public void clearEvent(int op)
IOSession
clearEvent
in interface IOSession
op
- I/O event type.public int getSocketTimeout()
IOSession
0
signifies the session cannot time out.getSocketTimeout
in interface IOSession
public void setSocketTimeout(int timeout)
IOSession
0
signifies the session cannot time out.setSocketTimeout
in interface IOSession
timeout
- socket timeout.public boolean hasBufferedInput()
IOSession
hasBufferedInput
in interface IOSession
hasBufferedInput
in interface SessionBufferStatus
true
if the session input buffer contains data,
false
otherwise.public boolean hasBufferedOutput()
IOSession
hasBufferedOutput
in interface IOSession
hasBufferedOutput
in interface SessionBufferStatus
true
if the session output buffer contains data,
false
otherwise.public void setBufferStatus(SessionBufferStatus status)
IOSession
I/O sessions can be made aware of the status of external session buffers
using the SessionBufferStatus
interface.
setBufferStatus
in interface IOSession
public Object getAttribute(String name)
IOSession
null
if not set.
The value of the session attachment object can be obtained using
IOSession.ATTACHMENT_KEY
name.
getAttribute
in interface IOSession
name
- name of the attribute.IOSession.setAttribute(String, Object)
public Object removeAttribute(String name)
IOSession
removeAttribute
in interface IOSession
name
- name of the attribute to be removed.IOSession.setAttribute(String, Object)
public void setAttribute(String name, Object obj)
IOSession
I/O sessions are not bound to an execution thread, therefore one cannot use the context of the thread to store a session's state. All details about a particular session must be stored within the session itself.
setAttribute
in interface IOSession
name
- name of the attribute.obj
- value of the attribute.public Socket getSocket()
SocketAccessor
getSocket
in interface SocketAccessor
null
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