code: public static Properties getReloadPropertiesInToCache(final String propertiesPath)
              throws PropertiesException {
  
          String propertiesFilePath = getPropertiesFilePath(propertiesPath);
          Properties properties = getProperties(propertiesFilePath);
          propertiesCache.put(propertiesFilePath, properties);
          return properties;
      }
docs: Returns properties by given path, and put this properties into cache, you
  can called getProperties method to get this properties from cache next.<br>
  <p>
  e.g:<br>
  "testFolder/propertiesName" or "testFolder/propertiesName.properties"
  </p>
  
  @param propertiesPath
  the properties path.
  @return properties by given path.
  @throws PropertiesException