final FileSpecification fileSpec = new FileSpecification(args[0]);
final MXMLTokenizer tokenizer = new MXMLTokenizer(fileSpec);
List<MXMLToken> tokens = null;
try
{
tokens = tokenizer.parseTokens(fileSpec.createReader());
// Build tags and attributes from the tokens.
final MXMLData mxmlData = new MXMLData(tokens, tokenizer.getPrefixMap(), fileSpec);
mxmlData.dumpUnits();