code: public boolean getBoolean(String key, boolean defaultResponse) {
          Boolean b = (Boolean) get(key);
          if (b != null) {
              return b.booleanValue();
          }
          return defaultResponse;
      }
docs: Convenience method to return a boolean value for a given key
  
  @param key
  @param defaultResponse
  @return true or false depending what was set. default defaultResponse