code: private String getResourceField(int key)
     {
        String result = null;
  
        if (key > 0 && key < m_resourceNames.length)
        {
           result = m_resourceNames[key];
        }
  
        return (result);
     }
docs: Given a resource field number, this method returns the resource field name.
  
  @param key resource field number
  @return resource field name