class ConfigurationUtils {

	private static String getVersion(Properties properties, String versionKey, String timestampKey) {
		String version = null;
		if (StringUtils.isNotEmpty(properties.getProperty(versionKey))) {
			version = properties.getProperty(versionKey);
			if (StringUtils.isNotEmpty(properties.getProperty(timestampKey))) {
				version = version + "_" + properties.getProperty(timestampKey);
			}
		}
		return version;
	}

}