com.devsphere.xml.taglib.output.tag
Class Fragment

java.lang.Object
  |
  +--javax.servlet.jsp.tagext.TagSupport
        |
        +--javax.servlet.jsp.tagext.BodyTagSupport
              |
              +--com.devsphere.xml.taglib.support.tag.CommonSupport
                    |
                    +--com.devsphere.xml.taglib.output.tag.OutputSupport
                          |
                          +--com.devsphere.xml.taglib.output.tag.Fragment

All Implemented Interfaces:

javax.servlet.jsp.tagext.BodyTag, javax.servlet.jsp.tagext.IterationTag, java.io.Serializable, javax.servlet.jsp.tagext.Tag, javax.servlet.jsp.tagext.TryCatchFinally

Direct Known Subclasses:

Document

public class Fragment

extends OutputSupport

Handler for the <o:fragment> tag that outputs a DOM fragment/sub-tree.

See Also:

Serialized Form

Field Summary

protected org.w3c.dom.Node	dom
protected java.lang.String	domExpr

Fields inherited from class com.devsphere.xml.taglib.output.tag.OutputSupport

ancestor, previousOut, serializer

Fields inherited from class com.devsphere.xml.taglib.support.tag.CommonSupport

cachedDebug, cachedLogger, DEBUG_ATTR, DEFAULT_DEBUG, DEFAULT_RESTORE_VALUE, DEFAULT_SCOPE, LOGGER_ATTR, originalValues

Fields inherited from class javax.servlet.jsp.tagext.BodyTagSupport

bodyContent

Fields inherited from class javax.servlet.jsp.tagext.TagSupport

id, pageContext

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

Constructor Summary

Fragment()

Method Summary

protected void	endOutput() Does nothing.
protected java.util.List	getAllowedAncestors() Returns the list of names of the tags that may contain the tag that is handled by this class.
protected java.util.Properties	getOutputProperties() Returns the output properties.
java.lang.String	getTagName() Returns the name of the handled tag
protected void	init() Initializes the fields of this tag handler.
void	setDom(java.lang.String domExpr) Sets the DOM tree that must be serialized to the JSP output.
void	setIndent(java.lang.String indentExpr) Sets the number of spaces used for indenting.
void	setMethod(java.lang.String methodExpr) Sets the output method: html, xml, text.
protected boolean	shouldIgnoreContent() Returns true if the dom attribute is present.
protected void	startOutput() Serializes the DOM tree.

Methods inherited from class com.devsphere.xml.taglib.output.tag.OutputSupport

doEndTag, doStartTag, emptyComment, initOutput, shouldBufferContent

Methods inherited from class com.devsphere.xml.taglib.support.tag.CommonSupport

checkVarName, checkVarScope, doCatch, doFinally, eval, evalBoolean, evalDouble, evalInt, evalString, export, export, getDebug, getLogger, log, log, log, restore, validate

Methods inherited from class javax.servlet.jsp.tagext.BodyTagSupport

doAfterBody, doInitBody, getBodyContent, getPreviousOut, release, setBodyContent

Methods inherited from class javax.servlet.jsp.tagext.TagSupport

findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setPageContext, setParent, setValue

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface javax.servlet.jsp.tagext.Tag

getParent, setPageContext, setParent

Field Detail

domExpr

protected java.lang.String domExpr

dom

protected org.w3c.dom.Node dom

Constructor Detail

Fragment

public Fragment()

Method Detail

init

protected void init()

Initializes the fields of this tag handler.

Overrides:

init in class OutputSupport

getTagName

public java.lang.String getTagName()

Returns the name of the handled tag

Specified by:

getTagName in class CommonSupport

Returns:

the name of the handled tag

getAllowedAncestors

protected java.util.List getAllowedAncestors()

Returns the list of names of the tags that may contain the tag that is handled by this class.

Specified by:

getAllowedAncestors in class CommonSupport

Returns:

the list of names of the allowed ancestor tags or null if the tag context doesn't matter.

setDom

public void setDom(java.lang.String domExpr)
            throws javax.servlet.jsp.JspException

Sets the DOM tree that must be serialized to the JSP output.

Throws:

javax.servlet.jsp.JspException - to signal any error that might occur

setMethod

public void setMethod(java.lang.String methodExpr)
               throws javax.servlet.jsp.JspException

Sets the output method: html, xml, text.

Parameters:

methodExpr - the expression that will be evaluated

Throws:

javax.servlet.jsp.JspException - to signal any error that might occur

setIndent

public void setIndent(java.lang.String indentExpr)
               throws javax.servlet.jsp.JspException

Sets the number of spaces used for indenting.

Parameters:

indentExpr - the expression that will be evaluated

Throws:

javax.servlet.jsp.JspException - to signal any error that might occur

getOutputProperties

protected java.util.Properties getOutputProperties()
                                            throws javax.servlet.jsp.JspException

Returns the output properties.

Returns:

the output properties

Throws:

javax.servlet.jsp.JspException - to signal any error that might occur

shouldIgnoreContent

protected boolean shouldIgnoreContent()

Returns true if the dom attribute is present.

Overrides:

shouldIgnoreContent in class OutputSupport

Returns:

a flag indicating whether the body content of this tag should be ignored or evaluated

startOutput

protected void startOutput()
                    throws javax.servlet.jsp.JspException,
                           org.xml.sax.SAXException

Serializes the DOM tree.

Specified by:

startOutput in class OutputSupport

Throws:

javax.servlet.jsp.JspException - to signal an error

org.xml.sax.SAXException - to signal an error

endOutput

protected void endOutput()
                  throws javax.servlet.jsp.JspException,
                         org.xml.sax.SAXException

Does nothing.

Specified by:

endOutput in class OutputSupport

Throws:

javax.servlet.jsp.JspException - to signal an error

org.xml.sax.SAXException - to signal an error