private boolean updateExistingItem(AbstractItem item, String config) {
boolean created;
// Leverage XMLUnit to perform diffs
Diff diff;
try {
String oldJob = item.getConfigFile().asString();
diff = XMLUnit.compareXML(oldJob, config);
if (diff.similar()) {
LOGGER.log(Level.FINE, format("Item %s is identical", item.getName()));
return false;
}
} catch (Exception e) {
// It's not a big deal if we can't diff, we'll just move on
LOGGER.warning(e.getMessage());
}
LOGGER.log(Level.FINE, format("Updating item %s as %s", item.getName(), config));
Source streamSource = new StreamSource(new StringReader(config));
try {
item.updateByXml(streamSource);
created = true;
} catch (IOException e) {
LOGGER.log(Level.WARNING, format("Error writing updated item to file."), e);
created = false;
}
return created;
}
private String lookupJob(String path) throws IOException {
LOGGER.log(Level.FINE, format("Looking up item %s", path));
AbstractItem item = lookupStrategy.getItem(build.getProject(), path, AbstractItem.class);
if (item != null) {
XmlFile xmlFile = item.getConfigFile();
String jobXml = xmlFile.asString();
LOGGER.log(Level.FINE, format("Looked up item with config %s", jobXml));
return jobXml;
} else {
LOGGER.log(Level.WARNING, format("No item called %s could be found.", path));
throw new IOException(format("No item called %s could be found.", path));
}
}
