public class BodyTagSupport extends TagSupport implements BodyTag
The BodyTagSupport class implements the BodyTag interface and adds additional convenience methods including getter methods for the bodyContent property and methods to get at the previous out JspWriter.
Many tag handlers will extend BodyTagSupport and only redefine a few methods.
| Modifier and Type | Field and Description |
|---|---|
protected BodyContent |
bodyContent
The current BodyContent for this BodyTag.
|
id, pageContextEVAL_BODY_BUFFERED, EVAL_BODY_TAGEVAL_BODY_AGAINEVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE| Constructor and Description |
|---|
BodyTagSupport()
Default constructor, all subclasses are required to only define a public constructor with the same signature, and
to call the superclass constructor.
|
| Modifier and Type | Method and Description |
|---|---|
int |
doAfterBody()
After the body evaluation: do not reevaluate and continue with the page.
|
int |
doEndTag()
Default processing of the end tag returning EVAL_PAGE.
|
void |
doInitBody()
Prepare for evaluation of the body just before the first body evaluation: no action.
|
int |
doStartTag()
Default processing of the start tag returning EVAL_BODY_BUFFERED.
|
BodyContent |
getBodyContent()
Get current bodyContent.
|
JspWriter |
getPreviousOut()
Get surrounding out JspWriter.
|
void |
release()
Release state.
|
void |
setBodyContent(BodyContent b)
Prepare for evaluation of the body: stash the bodyContent away.
|
findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setPageContext, setParent, setValueclone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitgetParent, setPageContext, setParentprotected BodyContent bodyContent
public BodyTagSupport()
public int doStartTag()
throws JspException
doStartTag in interface TagdoStartTag in class TagSupportJspException - if an error occurred while processing this tagTag.doStartTag()public int doEndTag()
throws JspException
doEndTag in interface TagdoEndTag in class TagSupportJspException - if an error occurred while processing this tagTag.doEndTag()public void setBodyContent(BodyContent b)
setBodyContent in interface BodyTagb - the BodyContentdoAfterBody(),
doInitBody(),
BodyTag.setBodyContent(jakarta.servlet.jsp.tagext.BodyContent)public void doInitBody()
throws JspException
doInitBody in interface BodyTagJspException - if an error occurred while processing this tagsetBodyContent(jakarta.servlet.jsp.tagext.BodyContent),
doAfterBody(),
BodyTag.doInitBody()public int doAfterBody()
throws JspException
doAfterBody in interface IterationTagdoAfterBody in class TagSupportJspException - if an error occurred while processing this tagdoInitBody(),
IterationTag.doAfterBody()public void release()
release in interface Tagrelease in class TagSupportTag.release()public BodyContent getBodyContent()
public JspWriter getPreviousOut()