public CFSecuritySysClusterBuff getBuff() {
   if (buff == null) {
     if (isNew) {
       buff = ((ICFAsteriskSchema) schema.getBackingStore()).getFactorySysCluster().newBuff();
     } else {
       // Read the data buff via the backing store
       buff =
           ((ICFAsteriskSchema) schema.getBackingStore())
               .getTableSysCluster()
               .readDerivedByIdIdx(schema.getAuthorization(), getPKey().getRequiredSingletonId());
       if (buff != null) {
         copyBuffToPKey();
       }
     }
   }
   return (buff);
 }