Spring Framework

org.springframework.web.context.request
Class AbstractRequestAttributes

java.lang.Object
  extended by org.springframework.web.context.request.AbstractRequestAttributes
All Implemented Interfaces:
RequestAttributes
Direct Known Subclasses:
PortletRequestAttributes, ServletRequestAttributes

public abstract class AbstractRequestAttributes
extends java.lang.Object
implements RequestAttributes

Abstract support class for RequestAttributes implementations, offering a request completion mechanism for request-specific destruction callbacks and for updating accessed session attributes.

Since:
2.0
Author:
Juergen Hoeller
See Also:
requestCompleted()

Field Summary
protected  java.util.Map<java.lang.String,java.lang.Runnable> requestDestructionCallbacks
          Map from attribute name String to destruction callback Runnable
 
Fields inherited from interface org.springframework.web.context.request.RequestAttributes
REFERENCE_REQUEST, REFERENCE_SESSION, SCOPE_GLOBAL_SESSION, SCOPE_REQUEST, SCOPE_SESSION
 
Constructor Summary
AbstractRequestAttributes()
           
 
Method Summary
protected  boolean isRequestActive()
          Determine whether the original request is still active.
protected  void registerRequestDestructionCallback(java.lang.String name, java.lang.Runnable callback)
          Register the given callback as to be executed after request completion.
protected  void removeRequestDestructionCallback(java.lang.String name)
          Remove the request destruction callback for the specified attribute, if any.
 void requestCompleted()
          Signal that the request has been completed.
protected abstract  void updateAccessedSessionAttributes()
          Update all session attributes that have been accessed during request processing, to expose their potentially updated state to the underlying session manager.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.springframework.web.context.request.RequestAttributes
getAttribute, getAttributeNames, getSessionId, getSessionMutex, registerDestructionCallback, removeAttribute, resolveReference, setAttribute
 

Field Detail

requestDestructionCallbacks

protected final java.util.Map<java.lang.String,java.lang.Runnable> requestDestructionCallbacks
Map from attribute name String to destruction callback Runnable

Constructor Detail

AbstractRequestAttributes

public AbstractRequestAttributes()
Method Detail

requestCompleted

public void requestCompleted()
Signal that the request has been completed.

Executes all request destruction callbacks and updates the session attributes that have been accessed during request processing.


isRequestActive

protected final boolean isRequestActive()
Determine whether the original request is still active.

See Also:
requestCompleted()

registerRequestDestructionCallback

protected final void registerRequestDestructionCallback(java.lang.String name,
                                                        java.lang.Runnable callback)
Register the given callback as to be executed after request completion.

Parameters:
name - the name of the attribute to register the callback for
callback - the callback to be executed for destruction

removeRequestDestructionCallback

protected final void removeRequestDestructionCallback(java.lang.String name)
Remove the request destruction callback for the specified attribute, if any.

Parameters:
name - the name of the attribute to remove the callback for

updateAccessedSessionAttributes

protected abstract void updateAccessedSessionAttributes()
Update all session attributes that have been accessed during request processing, to expose their potentially updated state to the underlying session manager.


Spring Framework