public abstract class AbstractHtmlElementBodyTag extends AbstractHtmlElementTag implements javax.servlet.jsp.tagext.BodyTag
AbstractHtmlElementTag
. The only thing sub tags
need to do is override renderDefaultContent(TagWriter)
.CLASS_ATTRIBUTE, DIR_ATTRIBUTE, LANG_ATTRIBUTE, ONCLICK_ATTRIBUTE, ONDBLCLICK_ATTRIBUTE, ONKEYDOWN_ATTRIBUTE, ONKEYPRESS_ATTRIBUTE, ONKEYUP_ATTRIBUTE, ONMOUSEDOWN_ATTRIBUTE, ONMOUSEMOVE_ATTRIBUTE, ONMOUSEOUT_ATTRIBUTE, ONMOUSEOVER_ATTRIBUTE, ONMOUSEUP_ATTRIBUTE, STYLE_ATTRIBUTE, TABINDEX_ATTRIBUTE, TITLE_ATTRIBUTE
COMMAND_NAME_VARIABLE_NAME, NESTED_PATH_VARIABLE_NAME
logger, REQUEST_CONTEXT_PAGE_ATTRIBUTE
Constructor and Description |
---|
AbstractHtmlElementBodyTag() |
Modifier and Type | Method and Description |
---|---|
int |
doEndTag()
If
rendering , flush any buffered
BodyContent or, if no BodyContent is supplied,
render the default content . |
void |
doFinally()
Clean up any attributes and stored resources.
|
void |
doInitBody() |
protected void |
exposeAttributes()
Called during
writeTagContent(org.springframework.web.servlet.tags.form.TagWriter) allowing subclasses to add any attributes to the
PageContext as needed. |
protected void |
flushBufferedBodyContent(javax.servlet.jsp.tagext.BodyContent bodyContent)
The user customised the output of the error messages - flush the
buffered content into the main
JspWriter . |
protected void |
onWriteTagContent()
Called at the start of
writeTagContent(org.springframework.web.servlet.tags.form.TagWriter) allowing subclasses to perform
any precondition checks or setup tasks that might be necessary. |
protected void |
removeAttributes()
Called by
doFinally() allowing subclasses to remove any attributes from the
PageContext as needed. |
protected abstract void |
renderDefaultContent(TagWriter tagWriter) |
protected void |
renderFromBodyContent(javax.servlet.jsp.tagext.BodyContent bodyContent,
TagWriter tagWriter)
Render the tag contents based on the supplied
BodyContent . |
void |
setBodyContent(javax.servlet.jsp.tagext.BodyContent bodyContent) |
protected boolean |
shouldRender()
Should rendering of this tag proceed at all.
|
protected int |
writeTagContent(TagWriter tagWriter)
Subclasses should implement this method to perform tag content rendering.
|
getCssClass, getCssErrorClass, getCssStyle, getDir, getDynamicAttributes, getLang, getOnclick, getOndblclick, getOnkeydown, getOnkeypress, getOnkeyup, getOnmousedown, getOnmousemove, getOnmouseout, getOnmouseover, getOnmouseup, getTabindex, getTitle, isValidDynamicAttribute, resolveCssClass, setCssClass, setCssErrorClass, setCssStyle, setDir, setDynamicAttribute, setLang, setOnclick, setOndblclick, setOnkeydown, setOnkeypress, setOnkeyup, setOnmousedown, setOnmousemove, setOnmouseout, setOnmouseover, setOnmouseup, setTabindex, setTitle, writeDefaultAttributes, writeOptionalAttributes
autogenerateId, convertToDisplayString, getBindStatus, getBoundValue, getEditor, getId, getName, getNestedPath, getPath, getPropertyEditor, getPropertyPath, processFieldValue, resolveId, setId, setPath
createTagWriter, doStartTagInternal, evaluate, evaluateBoolean, getDisplayString, getDisplayString, isDefaultHtmlEscape, writeOptionalAttribute
isHtmlEscape, setHtmlEscape
doCatch, doStartTag, getRequestContext
doAfterBody, findAncestorWithClass, getParent, getValue, getValues, release, removeValue, setPageContext, setParent, setValue
protected int writeTagContent(TagWriter tagWriter) throws javax.servlet.jsp.JspException
AbstractFormTag
writeTagContent
in class AbstractFormTag
Tag.doStartTag()
.javax.servlet.jsp.JspException
public int doEndTag() throws javax.servlet.jsp.JspException
rendering
, flush any buffered
BodyContent
or, if no BodyContent
is supplied,
render the default content
.doEndTag
in interface javax.servlet.jsp.tagext.Tag
doEndTag
in class javax.servlet.jsp.tagext.TagSupport
javax.servlet.jsp.JspException
protected void renderFromBodyContent(javax.servlet.jsp.tagext.BodyContent bodyContent, TagWriter tagWriter) throws javax.servlet.jsp.JspException
BodyContent
.
The default implementation simply flushes
the BodyContent
directly to the output. Subclasses may choose to
override this to add additional content to the output.
javax.servlet.jsp.JspException
public void doFinally()
doFinally
in interface javax.servlet.jsp.tagext.TryCatchFinally
doFinally
in class AbstractDataBoundFormElementTag
protected void onWriteTagContent()
writeTagContent(org.springframework.web.servlet.tags.form.TagWriter)
allowing subclasses to perform
any precondition checks or setup tasks that might be necessary.protected boolean shouldRender() throws javax.servlet.jsp.JspException
true
' by default
causing rendering to occur always, Subclasses can override this if they
provide conditional rendering.javax.servlet.jsp.JspException
protected void exposeAttributes() throws javax.servlet.jsp.JspException
writeTagContent(org.springframework.web.servlet.tags.form.TagWriter)
allowing subclasses to add any attributes to the
PageContext
as needed.javax.servlet.jsp.JspException
protected void removeAttributes()
doFinally()
allowing subclasses to remove any attributes from the
PageContext
as needed.protected void flushBufferedBodyContent(javax.servlet.jsp.tagext.BodyContent bodyContent) throws javax.servlet.jsp.JspException
JspWriter
.javax.servlet.jsp.JspException
protected abstract void renderDefaultContent(TagWriter tagWriter) throws javax.servlet.jsp.JspException
javax.servlet.jsp.JspException
public void doInitBody() throws javax.servlet.jsp.JspException
doInitBody
in interface javax.servlet.jsp.tagext.BodyTag
javax.servlet.jsp.JspException
public void setBodyContent(javax.servlet.jsp.tagext.BodyContent bodyContent)
setBodyContent
in interface javax.servlet.jsp.tagext.BodyTag
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