bundles/org.apache.jasper.glassfish/src/org/apache/jasper/compiler/JspReader.java
Mark skipUntilETag(String tag) throws JasperException {
	Mark ret = skipUntil("</" + tag);
	if (ret != null) {
	    skipSpaces();
	    if (nextChar() != '>')
		ret = null;
	}
	return ret;
    }
Mark skipUntilETag(String tag) throws JasperException {
	Mark ret = skipUntil("</" + tag);
	if (ret != null) {
	    skipSpaces();
	    if (nextChar() != '>')
		ret = null;
	}
	return ret;
    }
Skip until the given end tag is matched in the stream.
When returned, the context is positioned past the end of the tag.

@param tag The name of the tag whose ETag (</tag>) to match.
@return A non-null <code>Mark</code> instance (positioned immediately
before the ETag) if found, <strong>null</strong> otherwise.