public class OutSupport extends BodyTagSupport
Support for handlers of the <out> tag, which simply evalutes and prints the result of the expression it's passed. If the result is null, we print the value of the 'default' attribute's expression or our body (which two are mutually exclusive, although this constraint is enforced outside this handler, in our TagLibraryValidator).
Modifier and Type | Field and Description |
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protected java.lang.String |
def |
protected boolean |
escapeXml |
protected java.lang.Object |
value |
bodyContent
id, pageContext
EVAL_BODY_BUFFERED, EVAL_BODY_TAG
EVAL_BODY_AGAIN
EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE
Constructor and Description |
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OutSupport()
Constructs a new handler.
|
Modifier and Type | Method and Description |
---|---|
int |
doEndTag()
Default processing of the end tag returning EVAL_PAGE.
|
int |
doStartTag()
Default processing of the start tag returning EVAL_BODY_BUFFERED.
|
static void |
out(PageContext pageContext,
boolean escapeXml,
java.lang.Object obj)
Outputs text to pageContext's current JspWriter.
|
void |
release()
Release state.
|
doAfterBody, doInitBody, getBodyContent, getPreviousOut, setBodyContent
findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setPageContext, setParent, setValue
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
getParent, setPageContext, setParent
protected java.lang.Object value
protected java.lang.String def
protected boolean escapeXml
public OutSupport()
public void release()
BodyTagSupport
release
in interface Tag
release
in class BodyTagSupport
Tag.release()
public int doStartTag() throws JspException
BodyTagSupport
doStartTag
in interface Tag
doStartTag
in class BodyTagSupport
JspException
- if an error occurred while processing this tagTag.doStartTag()
public int doEndTag() throws JspException
BodyTagSupport
doEndTag
in interface Tag
doEndTag
in class BodyTagSupport
JspException
- if an error occurred while processing this tagTag.doEndTag()
public static void out(PageContext pageContext, boolean escapeXml, java.lang.Object obj) throws java.io.IOException
java.io.IOException