File list (Check if you may need any files):
bian2\.classpath
.....\.project
.....\src\eg1.java
.....\...\eg1Constants.java
.....\...\eg1TokenManager.java
.....\...\eg2.java
.....\...\eg2Constants.java
.....\...\eg2TokenManager.java
.....\...\eg2TreeConstants.java
.....\...\JJTeg2State.java
.....\...\new_file.jj
.....\...\new_file.jjt
.....\...\Node.java
.....\...\ParseException.java
.....\...\SimpleCharStream.java
.....\...\SimpleNode.java
.....\...\Token.java
.....\...\TokenMgrError.java
.....\bin\eg1.class
.....\...\eg1Constants.class
.....\...\eg1TokenManager.class
.....\...\eg2.class
.....\...\eg2Constants.class
.....\...\eg2TokenManager.class
.....\...\eg2TreeConstants.class
.....\...\JJTeg2State.class
.....\...\new_file.jj
.....\...\new_file.jjt
.....\...\Node.class
.....\...\ParseException.class
.....\...\SimpleCharStream.class
.....\...\SimpleNode.class
.....\...\Token.class
.....\...\TokenMgrError.class
.....\.settings\sf.eclipse.javacc.prefs
.....\src
.....\bin
.....\.settings
bian2