RequestScope (Spring Framework API 2.0) - Spring Framework 2.0.5 API 文档英文版

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org.springframework.web.context.request
Class RequestScope

java.lang.Object
  org.springframework.web.context.request.AbstractRequestAttributesScope
      org.springframework.web.context.request.RequestScope

All Implemented Interfaces:: Scope

public class RequestScope
extends AbstractRequestAttributesScope
extends AbstractRequestAttributesScope

Request-backed Scope implementation.

Relies on a thread-bound RequestAttributes instance, which can be exported through RequestContextListener, RequestContextFilter or DispatcherServlet.

This Scope will also work for Portlet environments, through an alternate RequestAttributes implementation (as exposed out-of-the-box by Spring's DispatcherPortlet.

Since:: 2.0
Author:: Rod Johnson, Juergen Hoeller, Rob Harrop
See Also:: RequestContextHolder.currentRequestAttributes(), RequestAttributes.SCOPE_REQUEST, RequestContextListener, RequestContextFilter, DispatcherServlet, DispatcherPortlet

Constructor Summary

RequestScope()


Method Summary

String getConversationId()
          There is no conversation id concept for a request, so this method returns null.

protected int getScope()
          Template method that determines the actual target scope.

Methods inherited from class org.springframework.web.context.request.AbstractRequestAttributesScope

get, registerDestructionCallback, remove

Methods inherited from class java.lang.Object

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

Constructor Summary
`RequestScope()`

Method Summary
`String`	`getConversationId()` There is no conversation id concept for a request, so this method returns `null`.
`protected int`	`getScope()` Template method that determines the actual target scope.

Methods inherited from class org.springframework.web.context.request.AbstractRequestAttributesScope
`get, registerDestructionCallback, remove`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

RequestScope

public RequestScope()

Method Detail

getScope

protected int getScope()

Description copied from class: AbstractRequestAttributesScope

Template method that determines the actual target scope.

Specified by:: getScope in class AbstractRequestAttributesScope

Returns:: the target scope, in the form of an appropriate RequestAttributes constant
See Also:: RequestAttributes.SCOPE_REQUEST, RequestAttributes.SCOPE_SESSION, RequestAttributes.SCOPE_GLOBAL_SESSION

getConversationId

public String getConversationId()

There is no conversation id concept for a request, so this method returns null.

Returns:: the conversation id, or null if there is no conversation id for the current scope