public boolean METHOD_1 ( java.lang.Object element ) { if ( element instanceof java.lang.String ) return ( VAR_1 . METHOD_2 ( element ) ) == null ; else return false ; } 

public boolean METHOD_1 ( java.lang.Object element ) { if ( element instanceof java.lang.String ) return ( VAR_1 . METHOD_2 ( element ) ) != null ; else return false ; } 
