code: @Override
  	public String generateHashCode(JawrConfig config, String content) {
  
  		try {
  			return CheckSumUtils.getMD5Checksum(content, config.getResourceCharset());
  		} catch (IOException e) {
  			throw new BundlingProcessException("Unable to generate the bundle hashcode", e);
  		}
  	}
docs: /*
  (non-Javadoc)
  
  @see net.jawr.web.resource.bundle.hash.BundleHashcodeGenerator#
  generateHashCode (net.jawr.web.config.JawrConfig, java.lang.String)