javax.servlet.ServletRequestAttributeEvent翻译

All Implemented Interfaces: Serializable public class ServletRequestAttributeEvent extends ServletRequestEventThis is the event class for notifications about changes to the attributes of the servlet request of a web application. 这是一个事件类，用于通知web应用程序中servlet请求属性的改变。

Since: v 2.4 See Also: ServletRequestAttributeListener, Serialized FormField Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

ServletRequestAttributeEvent(ServletContext sc, ServletRequest request, String name, Object value)

Construct a ServletRequestAttributeEvent from the given context for the given attribute name and attribute value. 从给定的上下文中按给定的属性名和属性值构建一个ServletRequestAttributeEvent。

Method Summary

String

getName()

Return the name of the attribute that changed on the ServletRequest. 返回ServletRequest改变的属性名。

Object

getValue()

Returns the value of the attribute that has been added removed or replaced. 返回已被增加、删除、替换的属性值。

Methods inherited from class javax.servlet.ServletRequestEvent

getServletContext, getServletRequest

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ServletRequestAttributeEventpublic ServletRequestAttributeEvent(ServletContext sc,

ServletRequest request,

String name,

Object value)

Parameters: sc - - the ServletContext that is sending the event. 发送事件的ServletContext。 request - - the ServletRequest that is sending the event. 发送事件的ServletRequest。 name - - the name of the request attribute. 请求属性名。 value - - the value of the request attribute. 请求属性值。Method Detail

getNamepublic String getName()

Return the name of the attribute that changed on the ServletRequest. 返回ServletRequest改变的属性名。

Returns: String - the name of the changed request attribute. 改变的请求属性名。getValuepublic Object getValue()

Returns the value of the attribute that has been added removed or replaced. If the attribute was added, this is the value of the attribute. If the attribute was removed, this is the value of the removed attribute. If the attribute was replaced, this is the old value of the attribute. 返回已被增加、删除、替换的属性值。如果属性被增加，就是该属性的值。属性被删除，就是被删除属性的值。如果属性被替换，就是该属性的旧值。

Returns: Object - the value of the changed request attribute. 改变的请求属性值。[/url][url=file:///F:/资料/文字资料/j2ee-1.4_doc/apidocs/overview-summary.html]Overview

Class

JavaTM 2 Platform

Ent. Ed. v1.4

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