package net.sf.yacas;/** LispDefFile represents one file that can be loaded just-in-time. */class LispDefFile{    public LispDefFile(String aFile)    {      iFileName = aFile;      iIsLoaded = false;    }    public LispDefFile(LispDefFile aOther)    {      iFileName = aOther.iFileName;      iIsLoaded = aOther.iIsLoaded;    }    public void SetLoaded()    {      iIsLoaded = true;    }    public boolean IsLoaded()    {      return iIsLoaded;    }    public String FileName()    {      return iFileName;    }    String iFileName;    boolean   iIsLoaded;};