Class AbstractTag
java.lang.Object
javax.servlet.jsp.tagext.TagSupport
javax.servlet.jsp.tagext.BodyTagSupport
com.opensymphony.module.sitemesh.taglib.AbstractTag
- All Implemented Interfaces:
RequestConstants
,Serializable
,javax.servlet.jsp.tagext.BodyTag
,javax.servlet.jsp.tagext.IterationTag
,javax.servlet.jsp.tagext.JspTag
,javax.servlet.jsp.tagext.Tag
- Direct Known Subclasses:
BodyTag
,HeadTag
,PropertyTag
,TitleTag
,UsePageTag
public abstract class AbstractTag
extends javax.servlet.jsp.tagext.BodyTagSupport
implements RequestConstants
Convenience implementation of Tag containing generice methods required
by all (or most) taglibs.
- Version:
- $Revision: 1.4 $
- Author:
- Joe Walnes
- See Also:
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Field Summary
FieldsModifier and TypeFieldDescriptionprotected javax.servlet.jsp.PageContext
protected javax.servlet.jsp.tagext.Tag
Fields inherited from class javax.servlet.jsp.tagext.BodyTagSupport
bodyContent
Fields inherited from class javax.servlet.jsp.tagext.TagSupport
id
Fields inherited from interface javax.servlet.jsp.tagext.BodyTag
EVAL_BODY_BUFFERED, EVAL_BODY_TAG
Fields inherited from interface javax.servlet.jsp.tagext.IterationTag
EVAL_BODY_AGAIN
Fields inherited from interface com.opensymphony.module.sitemesh.RequestConstants
DECORATOR, PAGE, ROBOT
Fields inherited from interface javax.servlet.jsp.tagext.Tag
EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionabstract int
doEndTag()
To be implemented by all empty tags.int
Returns SKIP_BODY.protected Writer
getOut()
Get the outputWriter.protected Page
getPage()
Return the Page object from the PAGE scope.javax.servlet.jsp.tagext.Tag
void
release()
void
setPageContext
(javax.servlet.jsp.PageContext pageContext) void
setParent
(javax.servlet.jsp.tagext.Tag parent) protected static void
Log exception generated by taglib.Methods inherited from class javax.servlet.jsp.tagext.BodyTagSupport
doAfterBody, doInitBody, getBodyContent, getPreviousOut, setBodyContent
Methods inherited from class javax.servlet.jsp.tagext.TagSupport
findAncestorWithClass, getId, getValue, getValues, removeValue, setId, setValue
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Field Details
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pageContext
protected javax.servlet.jsp.PageContext pageContext -
parent
protected javax.servlet.jsp.tagext.Tag parent
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Constructor Details
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AbstractTag
public AbstractTag()
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Method Details
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doEndTag
public abstract int doEndTag() throws javax.servlet.jsp.JspExceptionTo be implemented by all empty tags.- Specified by:
doEndTag
in interfacejavax.servlet.jsp.tagext.Tag
- Overrides:
doEndTag
in classjavax.servlet.jsp.tagext.BodyTagSupport
- Throws:
javax.servlet.jsp.JspException
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doStartTag
public int doStartTag()Returns SKIP_BODY.- Specified by:
doStartTag
in interfacejavax.servlet.jsp.tagext.Tag
- Overrides:
doStartTag
in classjavax.servlet.jsp.tagext.BodyTagSupport
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release
public void release()- Specified by:
release
in interfacejavax.servlet.jsp.tagext.Tag
- Overrides:
release
in classjavax.servlet.jsp.tagext.BodyTagSupport
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getParent
public javax.servlet.jsp.tagext.Tag getParent()- Specified by:
getParent
in interfacejavax.servlet.jsp.tagext.Tag
- Overrides:
getParent
in classjavax.servlet.jsp.tagext.TagSupport
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setParent
public void setParent(javax.servlet.jsp.tagext.Tag parent) - Specified by:
setParent
in interfacejavax.servlet.jsp.tagext.Tag
- Overrides:
setParent
in classjavax.servlet.jsp.tagext.TagSupport
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setPageContext
public void setPageContext(javax.servlet.jsp.PageContext pageContext) - Specified by:
setPageContext
in interfacejavax.servlet.jsp.tagext.Tag
- Overrides:
setPageContext
in classjavax.servlet.jsp.tagext.TagSupport
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getPage
Return the Page object from the PAGE scope. If this is found in REQUEST scope instead, it will be moved into PAGE scope - to handle multi-level includes. -
trace
Log exception generated by taglib. -
getOut
Get the outputWriter. This method should be used in preference topageContext.getOut()
, as some charset conversions may need to happen in some servers.- Returns:
- the writer for use in the tag
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