private void METHOD_1 ( ) throws java.io.IOException { <BUG> if ( ( VAR_1 ) == null ) {throw new TYPE_1 ( STRING_1 ) ;}</BUG> VAR_2 . METHOD_2 ( VAR_1 ) ; }
private void METHOD_1 ( ) throws java.io.IOException { VAR_2 . METHOD_2 ( VAR_1 ) ; } 
