public java.lang.String toString ( ) { if ( ( first ) == null ) { return STRING_1 + ( VAR_1 . toString ( ) ) ; } return ( ( first . toString ( ) ) + STRING_2 ) + ( VAR_1 . toString ( ) ) ; } 

public java.lang.String toString ( ) { if ( ( first ) == null ) { return STRING_1 + ( VAR_1 . id ) ; } return ( ( first . id ) + STRING_2 ) + ( VAR_1 . id ) ; } 
