options.addOption(OptionManager.POSTINGS_ROOT_PATH, "path", "Non-positional postings root", true);
options.addOption(OptionManager.QUERY_PATH, "path", "XML query", true);
options.addOption(OptionManager.OUTPUT_PATH, "path", "output path (Optional)", false);
options.addOption(OptionManager.SPAM_PATH, "path", "spam percentile score (Optional)", false);
options.addOption(OptionManager.HITS, "integer", "number of hits (default: 10,000)", false);
options.addDependency(OptionManager.OUTPUT_PATH, OptionManager.SPAM_PATH);
try {
options.parse(args);
} catch(Exception exp) {
return;