/** Updates Job by its XML definition. */
public void updateByXml(Source source) throws IOException {
checkPermission(CONFIGURE);
StringWriter out = new StringWriter();
try {
// this allows us to use UTF-8 for storing data,
// plus it checks any well-formedness issue in the submitted
// data
Transformer t = TransformerFactory.newInstance().newTransformer();
t.transform(source, new StreamResult(out));
out.close();
} catch (TransformerException e) {
throw new IOException("Failed to persist configuration.xml", e);
}
// try to reflect the changes by reloading
InputStream in =
new BufferedInputStream(new ByteArrayInputStream(out.toString().getBytes("UTF-8")));
try {
// Do not allow overwriting view name as it might collide with another
// view in same ViewGroup and might not satisfy Jenkins.checkGoodName.
String oldname = name;
Jenkins.XSTREAM.unmarshal(new XppDriver().createReader(in), this);
name = oldname;
} catch (StreamException e) {
throw new IOException("Unable to read", e);
} catch (ConversionException e) {
throw new IOException("Unable to read", e);
} catch (Error e) { // mostly reflection errors
throw new IOException("Unable to read", e);
} finally {
in.close();
}
save();
}
