java - Drools, if one of multiple values not equals null then assign this values to variable -


drools, if 1 of multiple values not equals null assign values variable

how can resolve logic accodting drools syntax ?? 

when   man ($vallet : man.vallet != null || man.getattribute("vallet") != null)   ...

only 1 wont equal null

you can rewrite rule bind either value of vallet or getattribute("vallet") based on 1 not null:

rule when man( $vallet : vallet != null ) or man( $vallet : getattribute("vallet") != null ) ...


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