org.springframework.web.context.request

Class AbstractRequestAttributes

java.lang.Object

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

Fields

Modifier and Type	Field and Description
private boolean	requestActive
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

Constructors

Constructor and Description
AbstractRequestAttributes()

Method Summary

Modifier and Type	Method and Description
private void	executeRequestDestructionCallbacks() Execute all callbacks that have been registered for execution after request completion.
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

requestActive

private volatile boolean requestActive

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

executeRequestDestructionCallbacks

private void executeRequestDestructionCallbacks()

Execute all callbacks that have been registered for execution after request completion.

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.