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/*
* Copyright © 2002 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* California 95054, U.S.A. All rights reserved. Sun Microsystems, Inc. has
* intellectual property rights relating to technology embodied in the product
* that is described in this document. In particular, and without limitation,
* these intellectual property rights may include one or more of the U.S.
* patents listed at http://www.sun.com/patents and one or more additional
* patents or pending patent applications in the U.S. and in other countries.
* U.S. Government Rights - Commercial software. Government users are subject
* to the Sun Microsystems, Inc. standard license agreement and applicable
* provisions of the FAR and its supplements. Use is subject to license terms.
* Sun, Sun Microsystems, the Sun logo and Java are trademarks or registered
* trademarks of Sun Microsystems, Inc. in the U.S. and other countries. This
* product is covered and controlled by U.S. Export Control laws and may be
* subject to the export or import laws in other countries. Nuclear, missile,
* chemical biological weapons or nuclear maritime end uses or end users,
* whether direct or indirect, are strictly prohibited. Export or reexport
* to countries subject to U.S. embargo or to entities identified on U.S.
* export exclusion lists, including, but not limited to, the denied persons
* and specially designated nationals lists is strictly prohibited.
*/
PARSER_BEGIN(Faq)
import java.io.*;
public class Faq {
static int count = 0;
static int beginAt = 1;
static PrintWriter indstr;
static {
try {
indstr = new PrintWriter(new FileWriter("index.html"));
indstr.println("<title>Selected list of emails from the JavaCC mailing list</title>");
indstr.println("<h2>Selected list of emails from the JavaCC mailing list</h2>");
} catch (IOException e) {
throw new Error();
}
}
static String fix(String s) {
String retval = "";
for (int i = 0; i < s.length(); i++) {
char c = s.charAt(i);
if (c == '<') {
retval += "<";
} else if (c == '>') {
retval += ">";
} else {
retval += c;
}
}
return retval;
}
public static void main(String args[]) throws ParseException {
if (args.length == 1) {
beginAt = Integer.parseInt(args[0]);
}
Faq parser = new Faq(System.in);
parser.MailFile();
}
}
PARSER_END(Faq)
// PARSER SPECIFICATIONS BEGIN HERE
void MailFile() :
{
}
{
(
{
count++;
}
MailMessage()
{
System.out.print(count + ".");
System.out.flush();
}
)*
<EOF>
{
System.out.println("");
indstr.close();
}
}
void MailMessage() :
{
PrintWriter msgstr = null;
Token subj=null, from=null, date=null, body;
if (count >= beginAt) {
try {
msgstr = new PrintWriter(new FileWriter(count + ".html"));
} catch (IOException e) {
throw new Error();
}
}
}
{
( subj=<SUBJECT> | from=<FROM> | date=<DATE> )+
{
indstr.print("<a href=\"" + count + ".html\">");
if (subj == null) {
indstr.println("no subject</a><br>");
} else {
indstr.println(fix(subj.image) + "</a><br>");
}
if (count >= beginAt) {
msgstr.println("<title>" + ((subj==null) ? "no subject" : fix(subj.image)) + "</title>");
msgstr.println("Subject: " + ((subj==null) ? "no subject" : fix(subj.image)) + "<br>");
msgstr.println("From: " + ((from==null) ? "" : fix(from.image)) + "<br>");
msgstr.println("Date: " + ((date==null) ? "" : fix(date.image)) + "<br>");
msgstr.println("<br>");
}
}
( body=<BODY>
{
if (count >= beginAt) {
msgstr.print(fix(body.image) + "<br>");
}
}
)*
<END>
{
if (count >= beginAt) {
msgstr.close();
}
}
}
// LEXICAL SPECIFICATIONS BEGIN HERE
TOKEN:
{
<#EOL: "\n" | "\r" | "\r\n">
|
<#TWOEOLS: (("\n"|"\r\n") <EOL>) | ("\r\r" [ "\n" ])>
|
<#NOT_EOL: ~["\n","\r"]>
}
<DEFAULT>
SKIP:
{
< <EOL> "*** EOOH ***" <EOL> > : MAILHEADER
|
<~[]>
}
<MAILHEADER>
SKIP:
{
<_TWOEOLS: <TWOEOLS>> : MAILBODY
// We cannot have just a reference to a regular expression in a
// lexical specification - i.e., we cannot simply have <TWOEOLS>.
|
"Subject: " : MAILSUBJECT
|
"From: " : MAILFROM
|
"Date: " : MAILDATE
|
<~[]>
}
<MAILSUBJECT>
TOKEN:
{
<SUBJECT: ( <NOT_EOL> )+>
}
<MAILSUBJECT>
SKIP:
{
<_EOL1: <EOL>> : MAILHEADER
}
<MAILFROM>
TOKEN:
{
<FROM: ( <NOT_EOL> )+>
}
<MAILFROM>
SKIP:
{
<_EOL2: <EOL>> : MAILHEADER
}
<MAILDATE>
TOKEN:
{
<DATE: ( <NOT_EOL> )+>
}
<MAILDATE>
SKIP:
{
<_EOL3: <EOL>> : MAILHEADER
}
<MAILBODY>
TOKEN:
{
<BODY: (~["\n","\r","\u001f"])* <EOL>>
|
<END: "\u001f"> : DEFAULT
}
|
