demjava -code -outputdir ./gen program
Parsing program.cd...
Building hashtable of classes...
Expanding parameterized classes...
Converting repetition classes...
Filling in part names...
Setting inheritance links...
Parsing program.beh...
Gathering methods...
Expanding traversals...
  Expanding all_things...
  Expanding print_allapples...
  Expanding sum_Apples...
  Expanding all_baskets...
  Expanding find_Weight...
Generating Java code to ./gen...
Done.
demjava -grammar -outputdir ./gen program
Parsing program.cd...
Building hashtable of classes...
Expanding parameterized classes...
Converting repetition classes...
Filling in part names...
Setting inheritance links...
Generating grammar to ./gen/program.jack...
Done.
(cd ./gen; jack program.jack)
Jack Version 0.5.  Copyright (c) 1996 Sun Microsystems Inc.
(type "jack" with no arguments for help)

Reading from file program.jack . . .
File "ParseError.java" does not exist.  Will create one.
File "Token.java" does not exist.  Will create one.
Parser generated successfully.
CLASSPATH=./gen:$CLASSPATH javac -d ./gen gen/ASCII_UCodeESC_CharStream.java gen/Apple.java gen/Basket.java gen/Fruit.java gen/GetWeightVisitor.java gen/Main.java gen/Nonempty_SeveralThings.java gen/Orange.java gen/ParseError.java gen/Parser.java gen/ParserConstants.java gen/ParserTokenManager.java gen/PrintingVisitor.java gen/SeveralThings.java gen/SummingVisitor.java gen/Thing.java gen/Token.java gen/TraverseBasketVisitor.java gen/TraverseThingVisitor.java gen/Weight.java
CLASSPATH=./gen:$CLASSPATH java Main < program.input
Total Weight of Apples = 10
Expected = 10
SUCCESS