Package nl.talsmasoftware.context.servletrequest

Class ServletRequestContextManager

java.lang.Object

nl.talsmasoftware.context.servletrequest.ServletRequestContextManager

All Implemented Interfaces:

ContextManager<ServletRequest>

public final class ServletRequestContextManager
extends Object
implements ContextManager<ServletRequest>

Manager to propagate a current ServletRequest with.

Author:

Sjoerd Talsma

Constructor Summary

Constructors

Constructor	Description
ServletRequestContextManager()

Method Summary

Modifier and Type	Method	Description
static void	clear()	Unconditionally removes the active context (and any parents).
static ServletRequest	currentServletRequest()	Static utility method to obtain the current ServletRequest (if available).
Context<ServletRequest>	getActiveContext()	The currently active context, or null if no context is active.
Context<ServletRequest>	initializeNewContext(ServletRequest value)	Initialize a new context containing the specified value.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

ServletRequestContextManager

public ServletRequestContextManager()

Method Detail

currentServletRequest

public static ServletRequest currentServletRequest()

Static utility method to obtain the current ServletRequest (if available).

Returns:

The current ServletRequest if available, or null otherwise.

initializeNewContext

public Context<ServletRequest> initializeNewContext(ServletRequest value)

Description copied from interface: ContextManager

Initialize a new context containing the specified value.

Whether the value is allowed to be null is up to the implementation.

Specified by:

initializeNewContext in interface ContextManager<ServletRequest>

Parameters:

value - The value to initialize a new context for.

Returns:

The new active context containing the specified value which should be closed by the caller at the end of its lifecycle.

getActiveContext

public Context<ServletRequest> getActiveContext()

Description copied from interface: ContextManager

The currently active context, or null if no context is active.

Specified by:

getActiveContext in interface ContextManager<ServletRequest>

Returns:

The active context or null if there is none.

clear

public static void clear()

Unconditionally removes the active context (and any parents).

This is useful for boundary filters, whose Threads may be returned to some threadpool.

toString

public String toString()

Overrides:

toString in class Object