f.createNewFile();
}
OutputStreamWriter writer = new OutputStreamWriter(new FileOutputStream( f ), "UTF-8");
HierarchicalStreamWriter xmlWriter = new DotPrettyPrintWriter(writer);
xstream.marshal(obj, xmlWriter);
writer.close();
} catch ( FileNotFoundException e ) {
Logger.error( PublisherUtil.class, e.getMessage(), e );
} catch ( IOException e ) {