Package com.aspectran.core.component.session

Class DefaultSession

java.lang.Object

com.aspectran.core.component.session.DefaultSession

All Implemented Interfaces:

Session

public class DefaultSession
extends java.lang.Object
implements Session

A default Session implementation.

Created: 2017. 6. 13.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	DefaultSession.SessionInactivityTimer	The Class SessionInactivityTimer.

Nested classes/interfaces inherited from interface com.aspectran.core.component.session.Session

Session.DestroyedReason

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	DefaultSession(SessionData sessionData, SessionHandler sessionHandler, boolean newSession)

Method Summary

Modifier and Type	Method	Description
boolean	access()	Called when a session is first accessed by a request.
protected boolean	beginInvalidate()
protected void	bindValue(java.lang.String name, java.lang.Object value)	Bind value if value implements SessionBindingListener (calls SessionBindingListener.valueBound(Session, String, Object))
protected void	checkLocked()
protected void	checkValidForRead()	Check that the session data can be read.
protected void	checkValidForWrite()	Check that the session can be modified.
void	complete()	Called when a session is last accessed by a request.
protected void	finishInvalidate()
protected void	fireSessionAttributeListeners(java.lang.String name, java.lang.Object oldValue, java.lang.Object newValue)	Call binding and attribute listeners based on the new and old values of the attribute.
<T> T	getAttribute(java.lang.String name)
java.util.Set<java.lang.String>	getAttributeNames()
long	getCreationTime()
Session.DestroyedReason	getDestroyedReason()
java.lang.String	getId()
long	getLastAccessedTime()
int	getMaxInactiveInterval()
protected long	getRequests()	Returns the current number of requests that are active in the Session.
SessionData	getSessionData()
SessionHandler	getSessionHandler()
void	invalidate()	Called by users to invalidate a session, or called by the access method as a request enters the session if the session has expired, or called by manager as a result of scavenger expiring session.
protected boolean	isExpiredAt(long time)	Check to see if session has expired as at the time given.
protected boolean	isIdleLongerThan(int sec)	Check if the Session has been idle longer than a number of seconds.
boolean	isNew()
protected boolean	isResident()
boolean	isValid()
protected Locker.Lock	lock()	Grab the lock on the session.
java.lang.Object	removeAttribute(java.lang.String name)
java.lang.Object	setAttribute(java.lang.String name, java.lang.Object value)
protected void	setDestroyedReason(Session.DestroyedReason destroyedReason)
void	setMaxInactiveInterval(int secs)
protected void	setResident(boolean resident)
java.lang.String	toString()
protected void	unbindValue(java.lang.String name, java.lang.Object value)	Unbind value if value implements SessionBindingListener (calls SessionBindingListener.valueUnbound(Session, String, Object))

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

DefaultSession

protected DefaultSession(SessionData sessionData,
                         SessionHandler sessionHandler,
                         boolean newSession)

Method Detail

getSessionData

public SessionData getSessionData()

getSessionHandler

public SessionHandler getSessionHandler()

getId

public java.lang.String getId()

Specified by:

getId in interface Session

getAttribute

public <T> T getAttribute(java.lang.String name)

Specified by:

getAttribute in interface Session

setAttribute

public java.lang.Object setAttribute(java.lang.String name,
                                     java.lang.Object value)

Specified by:

setAttribute in interface Session

getAttributeNames

public java.util.Set<java.lang.String> getAttributeNames()

Specified by:

getAttributeNames in interface Session

removeAttribute

public java.lang.Object removeAttribute(java.lang.String name)

Specified by:

removeAttribute in interface Session

getCreationTime

public long getCreationTime()

Specified by:

getCreationTime in interface Session

getLastAccessedTime

public long getLastAccessedTime()

Specified by:

getLastAccessedTime in interface Session

getMaxInactiveInterval

public int getMaxInactiveInterval()

Specified by:

getMaxInactiveInterval in interface Session

setMaxInactiveInterval

public void setMaxInactiveInterval(int secs)

Specified by:

setMaxInactiveInterval in interface Session

access

public boolean access()

Description copied from interface: Session

Called when a session is first accessed by a request.

Specified by:

access in interface Session

complete

public void complete()

Description copied from interface: Session

Called when a session is last accessed by a request.

Specified by:

complete in interface Session

getRequests

protected long getRequests()

Returns the current number of requests that are active in the Session.

Returns:

the number of active requests for this session

invalidate

public void invalidate()

Called by users to invalidate a session, or called by the access method as a request enters the session if the session has expired, or called by manager as a result of scavenger expiring session.

Specified by:

invalidate in interface Session

beginInvalidate

protected boolean beginInvalidate()

finishInvalidate

protected void finishInvalidate()

getDestroyedReason

public Session.DestroyedReason getDestroyedReason()

Specified by:

getDestroyedReason in interface Session

setDestroyedReason

protected void setDestroyedReason(Session.DestroyedReason destroyedReason)

isNew

public boolean isNew()

Specified by:

isNew in interface Session

isValid

public boolean isValid()

Specified by:

isValid in interface Session

isResident

protected boolean isResident()

setResident

protected void setResident(boolean resident)

isExpiredAt

protected boolean isExpiredAt(long time)

Check to see if session has expired as at the time given.

Parameters:

time - the time since the epoch in ms

Returns:

true if expired

isIdleLongerThan

protected boolean isIdleLongerThan(int sec)

Check if the Session has been idle longer than a number of seconds.

Parameters:

sec - the number of seconds

Returns:

true if the session has been idle longer than the interval

fireSessionAttributeListeners

protected void fireSessionAttributeListeners(java.lang.String name,
                                             java.lang.Object oldValue,
                                             java.lang.Object newValue)

Call binding and attribute listeners based on the new and old values of the attribute.

Parameters:

name - name of the attribute

newValue - new value of the attribute

oldValue - previous value of the attribute

Throws:

java.lang.IllegalStateException - if no session manager can be find

unbindValue

protected void unbindValue(java.lang.String name,
                           java.lang.Object value)

Unbind value if value implements SessionBindingListener (calls SessionBindingListener.valueUnbound(Session, String, Object))

Parameters:

name - the name with which the object is bound or unbound

value - the bound value

bindValue

protected void bindValue(java.lang.String name,
                         java.lang.Object value)

Bind value if value implements SessionBindingListener (calls SessionBindingListener.valueBound(Session, String, Object))

Parameters:

name - the name with which the object is bound or unbound

value - the bound value

checkValidForWrite

protected void checkValidForWrite()

Check that the session can be modified.

Throws:

java.lang.IllegalStateException - if the session is invalid

checkValidForRead

protected void checkValidForRead()

Check that the session data can be read.

Throws:

java.lang.IllegalStateException - if the session is invalid

checkLocked

protected void checkLocked()

lock

protected Locker.Lock lock()

Grab the lock on the session.

Returns:

the lock

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object