/**
* Parses mathml from the input into a DOM document. Split out so that subclass can call.
*
* @param params Parameters including MathML
* @param result Blank result object
* @param start Request start time (milliseconds since epoch)
* @return Document or null if failed (in which case should return result)
*/
protected Document parseMathml(MathsImageParams params, MathsImageReturn result, long start)
throws Exception {
try {
Document mathml = parseMathml(params.getMathml());
if (SHOWPERFORMANCE) {
System.err.println("Parse DOM: " + (System.currentTimeMillis() - start));
}
return mathml;
} catch (SAXParseException e) {
int line = e.getLineNumber(), col = e.getColumnNumber();
result.setError("MathML parse error at " + line + ":" + col + " - " + e.getMessage());
return null;
}
}
