(Quick Reference)
                xwikiRenderer
Purpose
XWiki Rendering System -- XDOM based.
It needs to create a XDOM that represents the whole document structure in a memory.
An instance of the 
XWikiRenderer class.
Examples
class SomeController {    def xwikiRenderer    def someAction = {
        String testString = """
        =level1=
        **bold**
        """
        String result = xwikiRenderer.render(textString)
        …
    }}or
import org.xwiki.rendering.syntax.Syntaxclass SomeController {    def xwikiRenderer    def someAction = {
        String result = ""
        new File("./test").withReader { reader ->
            result = xwikiRenderer.render(reader, Syntax.MEDIAWIKI_1_0, Syntax.PLAIN_1_0)
        }
        …
    }}