ServletContextAttributeEvent (Java EE 5 SDK)

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Java EE 5 SDK

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摘要: 嵌套 | 字段 | 构造器 | 方法

详细信息: 字段 | 构造器 | 方法

javax.servlet Class ServletContextAttributeEvent

java.lang.Object
  java.util.EventObject
      javax.servlet.ServletContextEvent
          javax.servlet.ServletContextAttributeEvent

所有已实现的接口:: Serializable

public class ServletContextAttributeEvent
extends ServletContextEvent

This is the event class for notifications about changes to the attributes of the servlet context of a web application.

从以下版本开始:: v 2.3
另请参见:: ServletContextAttributeListener, Serialized Form

字段摘要

Fields inherited from class java.util.EventObject
`source`

构造器摘要
`ServletContextAttributeEvent(ServletContext source, String name, Object value)` Construct a ServletContextAttributeEvent from the given context for the given attribute name and attribute value.

方法摘要
`String`	`getName()` Return the name of the attribute that changed on the ServletContext.
`Object`	`getValue()` Returns the value of the attribute that has been added, removed, or replaced.

类方法继承 javax.servlet.ServletContextEvent
`getServletContext`

类方法继承 java.util.EventObject
`getSource, toString`

类方法继承 java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

构造器详细信息

ServletContextAttributeEvent

public ServletContextAttributeEvent(ServletContext source,
                                    String name,
                                    Object value)

Construct a ServletContextAttributeEvent from the given context for the given attribute name and attribute value.

方法详细信息

getName

public String getName()

Return the name of the attribute that changed on the ServletContext.

getValue

public 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.

概述