com.opensymphony.module.sitemesh.taglib
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:
- Serialized Form
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 javax.servlet.jsp.tagext.Tag |
EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE |
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 |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
pageContext
protected javax.servlet.jsp.PageContext pageContext
parent
protected javax.servlet.jsp.tagext.Tag parent
AbstractTag
public AbstractTag()
doEndTag
public abstract int doEndTag()
throws javax.servlet.jsp.JspException
- To be implemented by all empty tags.
- Specified by:
doEndTag
in interface javax.servlet.jsp.tagext.Tag
- Overrides:
doEndTag
in class javax.servlet.jsp.tagext.BodyTagSupport
- Throws:
javax.servlet.jsp.JspException
doStartTag
public int doStartTag()
- Returns SKIP_BODY.
- Specified by:
doStartTag
in interface javax.servlet.jsp.tagext.Tag
- Overrides:
doStartTag
in class javax.servlet.jsp.tagext.BodyTagSupport
release
public void release()
- Specified by:
release
in interface javax.servlet.jsp.tagext.Tag
- Overrides:
release
in class javax.servlet.jsp.tagext.BodyTagSupport
getParent
public javax.servlet.jsp.tagext.Tag getParent()
- Specified by:
getParent
in interface javax.servlet.jsp.tagext.Tag
- Overrides:
getParent
in class javax.servlet.jsp.tagext.TagSupport
setParent
public void setParent(javax.servlet.jsp.tagext.Tag parent)
- Specified by:
setParent
in interface javax.servlet.jsp.tagext.Tag
- Overrides:
setParent
in class javax.servlet.jsp.tagext.TagSupport
setPageContext
public void setPageContext(javax.servlet.jsp.PageContext pageContext)
- Specified by:
setPageContext
in interface javax.servlet.jsp.tagext.Tag
- Overrides:
setPageContext
in class javax.servlet.jsp.tagext.TagSupport
getPage
protected Page 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
protected static void trace(Exception e)
- Log exception generated by taglib.
getOut
protected Writer getOut()
- Get the outputWriter. This method should be used in preference to
pageContext.getOut()
, as some charset conversions may need
to happen in some servers.
- Returns:
- the writer for use in the tag