code: @Override
  	public String generateHashCode(JawrConfig config, String content) {
  
  		String generatedHashCode = null;
  		int bundleDataHashCode = content.hashCode();
  		// Since this number is used as part of urls, the -sign is converted to
  		// 'N'
  		if (bundleDataHashCode < 0) {
  			generatedHashCode = "N" + bundleDataHashCode * -1;
  		} else {
  			generatedHashCode = Integer.toString(bundleDataHashCode);
  		}
  		return generatedHashCode;
  	}
docs: /*
  (non-Javadoc)
  
  @see net.jawr.web.resource.bundle.hash.IBundleHashcodeGenerator#
  generateHashCode(java.lang.String)