nablarch.common.web.tag

Class NoCacheTag

java.lang.Object

javax.servlet.jsp.tagext.TagSupport

nablarch.common.web.tag.CustomTagSupport

nablarch.common.web.tag.NoCacheTag

All Implemented Interfaces:

java.io.Serializable, javax.servlet.jsp.tagext.IterationTag, javax.servlet.jsp.tagext.JspTag, javax.servlet.jsp.tagext.Tag, javax.servlet.jsp.tagext.TryCatchFinally

public class NoCacheTag
extends CustomTagSupport

ブラウザのキャッシュを防ぐクラス。

See Also:

Serialized Form

Field Summary

Fields inherited from class javax.servlet.jsp.tagext.TagSupport

id, pageContext

Fields inherited from interface javax.servlet.jsp.tagext.IterationTag

EVAL_BODY_AGAIN

Fields inherited from interface javax.servlet.jsp.tagext.Tag

EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE

Constructor Summary

Constructors

Constructor and Description
NoCacheTag()

Method Summary

Modifier and Type	Method and Description
int	doStartTag()

Methods inherited from class nablarch.common.web.tag.CustomTagSupport

doCatch, doFinally

Methods inherited from class javax.servlet.jsp.tagext.TagSupport

doAfterBody, doEndTag, findAncestorWithClass, getId, getParent, getValue, getValues, release, removeValue, setId, setPageContext, setParent, setValue

Methods inherited from class java.lang.Object

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

Constructor Detail

NoCacheTag

public NoCacheTag()

Method Detail

doStartTag

public int doStartTag()
               throws javax.servlet.jsp.JspException

 ブラウザのキャッシュを防止するmetaタグの出力及びレスポンスヘッダの設定を行う。
 設定内容は下記の通り。
 
 metaタグ
   pragma: no-cache
   cache-control: no-cache
   expires: 0
 
 レスポンスヘッダ
   Pragma: no-cache
   Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
   Expires: 0
 

Specified by:

doStartTag in interface javax.servlet.jsp.tagext.Tag

Overrides:

doStartTag in class javax.servlet.jsp.tagext.TagSupport

Throws:

javax.servlet.jsp.JspException