/**
* Updates Job by its XML definition.
* @since 1.473
*/
public void updateByXml(Source source) throws IOException {
checkPermission(CONFIGURE);
XmlFile configXmlFile = getConfigFile();
AtomicFileWriter out = new AtomicFileWriter(configXmlFile.getFile());
try {
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 config.xml", e);
}
// try to reflect the changes by reloading
new XmlFile(Items.XSTREAM, out.getTemporaryFile()).unmarshal(this);
Items.whileUpdatingByXml(new Callable<Void,IOException>() {
@Override public Void call() throws IOException {
onLoad(getParent(), getRootDir().getName());
return null;
}
});
Jenkins.getInstance().rebuildDependencyGraphAsync();
// if everything went well, commit this new version
out.commit();
SaveableListener.fireOnChange(this, getConfigFile());
} finally {
out.abort(); // don't leave anything behind
}
}
private void save(File dir) {
File f = new File(dir, MAP_FILE);
try {
AtomicFileWriter w = new AtomicFileWriter(f);
try {
for (Map.Entry<String, Integer> entry : idToNumber.entrySet()) {
w.write(entry.getKey() + ' ' + entry.getValue() + '\n');
}
w.commit();
} finally {
w.abort();
}
} catch (IOException x) {
LOGGER.log(WARNING, "could not save changes to " + f, x);
}
}