/**
* Retrieves the current content for this object in String form.
* If content has been retrieved in parse tree form and has
* been edited, the String form is computed from the parse tree by
* rendering it. It is <b>strongly</b> encouraged to avoid switching
* between retrieval of parse tree (through {@code getParseTree}),
* with subsequent edits and retrieval of String contents to avoid
* repeated serialization and deserialization.
* @return Renderable/active content.
*/
public String getContent()
{
if (content == null)
{
if (contentSource != null)
{
content = contentSource.responseString;
// Clear on first use
contentSource = null;
}
else if (document != null)
{
content = HtmlSerializer.serialize(document);
}
}
return(content);
}
