code: public void cpacc(String sourceName, String destName) throws CmsException {
  
          CmsResource source = readResource(sourceName);
          CmsResource dest = readResource(destName);
          m_securityManager.copyAccessControlEntries(m_context, source, dest);
      }
docs: Copies access control entries of a given resource to another resource.<p>
  
  Already existing access control entries of the destination resource are removed.<p>
  
  @param sourceName the name of the resource of which the access control entries are copied
  @param destName the name of the resource to which the access control entries are applied
  
  @throws CmsException if something goes wrong