code: private String getCacheNamePrefix() {
          String cacheNamePrefix = getPrefix(
                  isDefaultURI ? null : uri,
                  isDefaultClassLoader ? null : getClassLoader());
          if (cacheNamePrefix == null) {
              return HazelcastCacheManager.CACHE_MANAGER_PREFIX;
          } else {
              return HazelcastCacheManager.CACHE_MANAGER_PREFIX + cacheNamePrefix;
          }
      }
docs: Calculates a fixed string based on the URI and classloader.
  <p>
  Uses the formula:
  <pre><code>
  /hz[/uri][/classloader]/
  </code></pre>
  <p>
  URI and classloader are dropped if they have default values.
  
  @return the calculated cache prefix