question: @ SuppressWarnings ( "null" ) @ edu . umd . cs . findbugs . annotations . SuppressFBWarnings ( value = "NP_NULL_ON_SOME_PATH" , justification = "we want to force an exception" ) public void lastItem ( ) { _defaultColor = _value . getBackground ( ) ; super . setState ( READ ) ; findValue ( ) ; Iterator < VariableValue > i = variables . iterator ( ) ; while ( i . hasNext ( ) ) { VariableValue v = i . next ( ) ; if ( v == null ) { log . error ( "Variable found as null in last item" ) ; } v . addPropertyChangeListener ( this ) ; } _value . setActionCommand ( "" ) ; _value . addActionListener ( this ) ; }
target:  Do end of initialization processing.