code: public static void flushPermanentCache(String baseName) {
  
          Set<String> keys = new HashSet<String>(m_permanentCache.keySet());
          for (String key : keys) {
              if ((key.startsWith(baseName)
                  && ((key.length() == baseName.length()) || (key.charAt(baseName.length()) == '_')))) {
                  // entry has a the same base name, remove it
                  m_permanentCache.remove(key);
              }
          }
      }
docs: Removes bundles with the given base name from the permanent cache.<p>
  
  @param baseName the bundle base name