docs: private String makeUrlPath(String servicePath) {
  		if (null == servicePath || 0 == servicePath.length()) {
  			throw new IllegalArgumentException("the service path must be provided");
  		}
  		
  		if ('/' == servicePath.charAt(0)) {
  			return servicePath;
  		}
  		
  		return PATH_PREFIX.concat(servicePath);
  	}