/**
* Setup the UserAgent for FOP, from given parameters *
*
* @param transformer Created based on the XSLT, so containing any parameters to the XSL-FO
* specified in the XQuery
* @param parameters any user defined parameters to the XSL-FO process
* @return FOUserAgent The generated FOUserAgent to include any parameters passed in
*/
private FOUserAgent setupFOUserAgent(
FOUserAgent foUserAgent, Properties parameters, Transformer transformer)
throws TransformerException {
// setup the foUserAgent as per the parameters given
foUserAgent.setProducer("eXist with Apache FOP");
if (transformer.getParameter("FOPauthor") != null)
foUserAgent.setAuthor(parameters.getProperty("author"));
if (transformer.getParameter("FOPtitle") != null)
foUserAgent.setTitle(parameters.getProperty("title"));
if (transformer.getParameter("FOPkeywords") != null)
foUserAgent.setTitle(parameters.getProperty("keywords"));
if (transformer.getParameter("FOPdpi") != null) {
String dpiStr = (String) transformer.getParameter("dpi");
try {
foUserAgent.setTargetResolution(Integer.parseInt(dpiStr));
} catch (NumberFormatException nfe) {
throw new TransformerException(
"Cannot parse value of \"dpi\" - " + dpiStr + " to configure FOUserAgent");
}
}
return foUserAgent;
}
/**
* @see Results
* @param targetResolution The Target Output Resolution.
* @param ff The FopFactory used to create the FOUserAgent used to convert.
* @param xmlSource XML file to be used in conversion.
* @param xsltSource XSLT file to be used in translation.
* @return A Result Class containing the conversion results
*/
public static Results translate(
int targetResolution, FopFactory ff, Source xmlSource, Source xsltSource) {
FOUserAgent fua = getFopUserAgent(ff);
fua.setTargetResolution(targetResolution);
return translate(fua, xmlSource, xsltSource);
}