/* Generated By:JavaCC: Do not edit this line. RlogParser.java */
package org.mulgara.krule.rlog;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.List;
import org.mulgara.krule.rlog.ast.Axiom;
import org.mulgara.krule.rlog.ast.BPredicate;
import org.mulgara.krule.rlog.ast.BPredicateLiteral;
import org.mulgara.krule.rlog.ast.CheckRule;
import org.mulgara.krule.rlog.ast.IntegerLiteral;
import org.mulgara.krule.rlog.ast.InvertedPredicate;
import org.mulgara.krule.rlog.ast.Predicate;
import org.mulgara.krule.rlog.ast.PredicateParam;
import org.mulgara.krule.rlog.ast.Rule;
import org.mulgara.krule.rlog.ast.Statement;
import org.mulgara.krule.rlog.ast.StringLiteral;
import org.mulgara.krule.rlog.ast.TypeLiteral;
import org.mulgara.krule.rlog.ast.TypeStatement;
import org.mulgara.krule.rlog.ast.Variable;
import org.mulgara.util.StringUtil;
public class RlogParser implements RlogParserConstants {
/** This context holds parse-specific domain mappings. */
private ParseContext context = new ParseContext();
/** The program being built by the parser. */
private Program program = null;
/**
* Parse an entire document into statements.
* @param doc The document as a string.
* @return A list of Statements parsed from the document.
* @throws ParseException Due to a syntactical or grammatical error in the query document.
*/
public static Program parse(String doc) throws ParseException {
RlogParser parser = new RlogParser(new StringReader(doc));
return parser.program();
}
/**
* Retrieves the program that has been built up by this parser.
* @return The program built by this parser.
*/
public Program getProgram() throws ParseException {
if (program == null) program = program();
return program;
}
/**
* Remove quotation marks from the front and back of a string.
* @param str The string to unquote.
* @return A string containing everything from <var>str</var> between the outermost quotes.
*/
private static final String unq(String str) {
return str.substring(1, str.length() - 1);
}
/* statements ::= (statement)+ */
final public Program program() throws ParseException {
Statement s;
if (program == null) program = new Program();
label_1:
while (true) {
s = statement();
if (s != null) program.add(s);
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case PREFIX:
case IMPORT:
case IMPLIED_BY:
case INVERT:
case IDENTIFIER:
case VARIABLE:
case TYPE:
case DOMAIN:
;
break;
default:
jj_la1[0] = jj_gen;
break label_1;
}
}
{if (true) return program;}
throw new Error("Missing return statement in function");
}
/* statement ::= axiom | rule */
final public Statement statement() throws ParseException {
String d, ns;
Statement s;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IMPORT:
importDecl();
{if (true) return null;}
break;
case PREFIX:
prefix();
{if (true) return null;}
break;
case IMPLIED_BY:
case INVERT:
case IDENTIFIER:
case VARIABLE:
case TYPE:
case DOMAIN:
if (jj_2_1(10)) {
s = axiom();
} else {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IMPLIED_BY:
case INVERT:
case IDENTIFIER:
case VARIABLE:
case TYPE:
case DOMAIN:
s = rule();
break;
default:
jj_la1[1] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
{if (true) return s;}
break;
default:
jj_la1[2] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
throw new Error("Missing return statement in function");
}
/* axiom ::= predicate DOT */
final public Axiom axiom() throws ParseException {
Predicate p;
p = predicate();
jj_consume_token(DOT);
{if (true) return new Axiom(p, context);}
throw new Error("Missing return statement in function");
}
/* rule ::= IMPLIED_BY predicate_list DOT | predicate IMPLIED_BY predicate_list DOT */
final public Rule rule() throws ParseException {
List<Predicate> body;
Predicate head;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IMPLIED_BY:
jj_consume_token(IMPLIED_BY);
body = predicateList();
jj_consume_token(DOT);
{if (true) return new CheckRule(body, context);}
break;
case INVERT:
case IDENTIFIER:
case VARIABLE:
case TYPE:
case DOMAIN:
head = predicate();
jj_consume_token(IMPLIED_BY);
body = predicateList();
jj_consume_token(DOT);
{if (true) return new Rule(head, body, context);}
break;
default:
jj_la1[3] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
throw new Error("Missing return statement in function");
}
/* predicate ::= type_decl | binary_predicate | INVERT predicate */
final public Predicate predicate() throws ParseException {
Predicate p;
if (jj_2_2(5)) {
p = typeDecl();
{if (true) return p;}
} else {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENTIFIER:
case VARIABLE:
case DOMAIN:
p = binaryPredicate();
{if (true) return p;}
break;
case INVERT:
jj_consume_token(INVERT);
p = predicate();
{if (true) return new InvertedPredicate(p, context);}
break;
default:
jj_la1[4] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
throw new Error("Missing return statement in function");
}
/* type_decl ::= dom? TYPE LPAR parameter_elt RPAR | VARIABLE LPAREN parameter_elt RPAREN */
final public TypeStatement typeDecl() throws ParseException {
Token t;
PredicateParam p;
String d = null;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case TYPE:
case DOMAIN:
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case DOMAIN:
d = dom();
break;
default:
jj_la1[5] = jj_gen;
;
}
t = jj_consume_token(TYPE);
jj_consume_token(LPAR);
p = parameterElt();
jj_consume_token(RPAR);
{if (true) return new TypeStatement(new TypeLiteral(d, t.image, context), p, context);}
break;
case VARIABLE:
t = jj_consume_token(VARIABLE);
jj_consume_token(LPAR);
p = parameterElt();
jj_consume_token(RPAR);
{if (true) return new TypeStatement(new Variable(t.image), p, context);}
break;
default:
jj_la1[6] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
throw new Error("Missing return statement in function");
}
/* binary_predicate ::= dom? IDENTIFIER LPAR parameter_elt COMMA parameter RPAR
| VARIABLE LPAR parameter_elt COMMA parameter RPAR */
final public BPredicate binaryPredicate() throws ParseException {
String d = null;
Token pred;
PredicateParam left, right;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENTIFIER:
case DOMAIN:
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case DOMAIN:
d = dom();
break;
default:
jj_la1[7] = jj_gen;
;
}
pred = jj_consume_token(IDENTIFIER);
jj_consume_token(LPAR);
left = parameterElt();
jj_consume_token(COMMA);
right = parameter();
jj_consume_token(RPAR);
{if (true) return new BPredicate(new BPredicateLiteral(d, pred.image, context), left, right, context);}
break;
case VARIABLE:
pred = jj_consume_token(VARIABLE);
jj_consume_token(LPAR);
left = parameterElt();
jj_consume_token(COMMA);
right = parameter();
jj_consume_token(RPAR);
{if (true) return new BPredicate(new Variable(pred.image), left, right, context);}
break;
default:
jj_la1[8] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
throw new Error("Missing return statement in function");
}
/* parameter_elt ::= dom? IDENTIFIER | dom? TYPE | VARIABLE */
final public PredicateParam parameterElt() throws ParseException {
String d = null;
Token t;
PredicateParam p;
if (jj_2_3(2)) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case DOMAIN:
d = dom();
break;
default:
jj_la1[9] = jj_gen;
;
}
t = jj_consume_token(IDENTIFIER);
{if (true) return new BPredicateLiteral(d, t.image, context);}
} else {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case TYPE:
case DOMAIN:
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case DOMAIN:
d = dom();
break;
default:
jj_la1[10] = jj_gen;
;
}
t = jj_consume_token(TYPE);
{if (true) return new TypeLiteral(d, t.image, context);}
break;
case VARIABLE:
t = jj_consume_token(VARIABLE);
{if (true) return new Variable(t.image);}
break;
default:
jj_la1[11] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
throw new Error("Missing return statement in function");
}
/* parameter ::= VARIABLE | dom? IDENTIFIER | dom? TYPE | literal */
final public PredicateParam parameter() throws ParseException {
PredicateParam p;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENTIFIER:
case VARIABLE:
case TYPE:
case DOMAIN:
p = parameterElt();
{if (true) return p;}
break;
case STRING_LITERAL:
case INTEGER_LITERAL:
p = literal();
{if (true) return p;}
break;
default:
jj_la1[12] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
throw new Error("Missing return statement in function");
}
/* literal ::= STRING_LITERAL | INTEGER_LITERAL */
final public PredicateParam literal() throws ParseException {
Token t;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case INTEGER_LITERAL:
t = jj_consume_token(INTEGER_LITERAL);
{if (true) return new IntegerLiteral(t.image);}
break;
case STRING_LITERAL:
t = jj_consume_token(STRING_LITERAL);
{if (true) return new StringLiteral(StringUtil.unescapeJavaString(unq(t.image)), context);}
break;
default:
jj_la1[13] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
throw new Error("Missing return statement in function");
}
/* predicate_list ::= predicate (COMMA predicate)* */
final public List<Predicate> predicateList() throws ParseException {
List<Predicate> predicates = new ArrayList<Predicate>();
Predicate p;
p = predicate();
predicates.add(p);
label_2:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case COMMA:
;
break;
default:
jj_la1[14] = jj_gen;
break label_2;
}
jj_consume_token(COMMA);
p = predicate();
predicates.add(p);
}
{if (true) return predicates;}
throw new Error("Missing return statement in function");
}
/* prefix := PREFIX dom uri DOT */
final public void prefix() throws ParseException {
String d, ns;
jj_consume_token(PREFIX);
d = dom();
ns = uri();
jj_consume_token(DOT);
context.registerDomain(d, ns);
}
/* importDecl := IMPORT uri DOT */
final public void importDecl() throws ParseException {
String u;
jj_consume_token(IMPORT);
u = uri();
jj_consume_token(DOT);
program.addImport(u);
}
/* dom ::= DOMAIN */
final public String dom() throws ParseException {
Token d;
d = jj_consume_token(DOMAIN);
{if (true) return d.image.substring(0, d.image.length() - 1);}
throw new Error("Missing return statement in function");
}
/* uri ::= URI */
final public String uri() throws ParseException {
Token u;
u = jj_consume_token(URI);
{if (true) return unq(u.image);}
throw new Error("Missing return statement in function");
}
final private boolean jj_2_1(int xla) {
jj_la = xla; jj_lastpos = jj_scanpos = token;
try { return !jj_3_1(); }
catch(LookaheadSuccess ls) { return true; }
finally { jj_save(0, xla); }
}
final private boolean jj_2_2(int xla) {
jj_la = xla; jj_lastpos = jj_scanpos = token;
try { return !jj_3_2(); }
catch(LookaheadSuccess ls) { return true; }
finally { jj_save(1, xla); }
}
final private boolean jj_2_3(int xla) {
jj_la = xla; jj_lastpos = jj_scanpos = token;
try { return !jj_3_3(); }
catch(LookaheadSuccess ls) { return true; }
finally { jj_save(2, xla); }
}
final private boolean jj_3R_7() {
Token xsp;
xsp = jj_scanpos;
if (jj_3R_12()) jj_scanpos = xsp;
if (jj_scan_token(TYPE)) return true;
if (jj_scan_token(LPAR)) return true;
if (jj_3R_13()) return true;
if (jj_scan_token(RPAR)) return true;
return false;
}
final private boolean jj_3R_4() {
Token xsp;
xsp = jj_scanpos;
if (jj_3R_7()) {
jj_scanpos = xsp;
if (jj_3R_8()) return true;
}
return false;
}
final private boolean jj_3R_23() {
if (jj_3R_24()) return true;
return false;
}
final private boolean jj_3R_22() {
if (jj_3R_13()) return true;
return false;
}
final private boolean jj_3R_21() {
Token xsp;
xsp = jj_scanpos;
if (jj_3R_22()) {
jj_scanpos = xsp;
if (jj_3R_23()) return true;
}
return false;
}
final private boolean jj_3R_11() {
if (jj_scan_token(INVERT)) return true;
if (jj_3R_6()) return true;
return false;
}
final private boolean jj_3R_10() {
if (jj_3R_14()) return true;
return false;
}
final private boolean jj_3R_9() {
if (jj_scan_token(DOMAIN)) return true;
return false;
}
final private boolean jj_3R_6() {
Token xsp;
xsp = jj_scanpos;
if (jj_3_2()) {
jj_scanpos = xsp;
if (jj_3R_10()) {
jj_scanpos = xsp;
if (jj_3R_11()) return true;
}
}
return false;
}
final private boolean jj_3_2() {
if (jj_3R_4()) return true;
return false;
}
final private boolean jj_3R_19() {
if (jj_3R_9()) return true;
return false;
}
final private boolean jj_3R_16() {
if (jj_scan_token(VARIABLE)) return true;
return false;
}
final private boolean jj_3R_5() {
if (jj_3R_9()) return true;
return false;
}
final private boolean jj_3R_15() {
Token xsp;
xsp = jj_scanpos;
if (jj_3R_19()) jj_scanpos = xsp;
if (jj_scan_token(TYPE)) return true;
return false;
}
final private boolean jj_3_3() {
Token xsp;
xsp = jj_scanpos;
if (jj_3R_5()) jj_scanpos = xsp;
if (jj_scan_token(IDENTIFIER)) return true;
return false;
}
final private boolean jj_3R_13() {
Token xsp;
xsp = jj_scanpos;
if (jj_3_3()) {
jj_scanpos = xsp;
if (jj_3R_15()) {
jj_scanpos = xsp;
if (jj_3R_16()) return true;
}
}
return false;
}
final private boolean jj_3R_3() {
if (jj_3R_6()) return true;
if (jj_scan_token(DOT)) return true;
return false;
}
final private boolean jj_3R_18() {
if (jj_scan_token(VARIABLE)) return true;
if (jj_scan_token(LPAR)) return true;
if (jj_3R_13()) return true;
if (jj_scan_token(COMMA)) return true;
if (jj_3R_21()) return true;
if (jj_scan_token(RPAR)) return true;
return false;
}
final private boolean jj_3R_20() {
if (jj_3R_9()) return true;
return false;
}
final private boolean jj_3R_17() {
Token xsp;
xsp = jj_scanpos;
if (jj_3R_20()) jj_scanpos = xsp;
if (jj_scan_token(IDENTIFIER)) return true;
if (jj_scan_token(LPAR)) return true;
if (jj_3R_13()) return true;
if (jj_scan_token(COMMA)) return true;
if (jj_3R_21()) return true;
if (jj_scan_token(RPAR)) return true;
return false;
}
final private boolean jj_3_1() {
if (jj_3R_3()) return true;
return false;
}
final private boolean jj_3R_14() {
Token xsp;
xsp = jj_scanpos;
if (jj_3R_17()) {
jj_scanpos = xsp;
if (jj_3R_18()) return true;
}
return false;
}
final private boolean jj_3R_8() {
if (jj_scan_token(VARIABLE)) return true;
if (jj_scan_token(LPAR)) return true;
if (jj_3R_13()) return true;
if (jj_scan_token(RPAR)) return true;
return false;
}
final private boolean jj_3R_26() {
if (jj_scan_token(STRING_LITERAL)) return true;
return false;
}
final private boolean jj_3R_25() {
if (jj_scan_token(INTEGER_LITERAL)) return true;
return false;
}
final private boolean jj_3R_24() {
Token xsp;
xsp = jj_scanpos;
if (jj_3R_25()) {
jj_scanpos = xsp;
if (jj_3R_26()) return true;
}
return false;
}
final private boolean jj_3R_12() {
if (jj_3R_9()) return true;
return false;
}
public RlogParserTokenManager token_source;
SimpleCharStream jj_input_stream;
public Token token, jj_nt;
private int jj_ntk;
private Token jj_scanpos, jj_lastpos;
private int jj_la;
public boolean lookingAhead = false;
private boolean jj_semLA;
private int jj_gen;
final private int[] jj_la1 = new int[15];
static private int[] jj_la1_0;
static {
jj_la1_0();
}
private static void jj_la1_0() {
jj_la1_0 = new int[] {0xb80c300,0xb80c000,0xb80c300,0xb80c000,0x9808000,0x8000000,0xb000000,0x8000000,0x9800000,0x8000000,0x8000000,0xb000000,0xfa00000,0x4200000,0x40000,};
}
final private JJCalls[] jj_2_rtns = new JJCalls[3];
private boolean jj_rescan = false;
private int jj_gc = 0;
public RlogParser(java.io.InputStream stream) {
this(stream, null);
}
public RlogParser(java.io.InputStream stream, String encoding) {
try { jj_input_stream = new SimpleCharStream(stream, encoding, 1, 1); } catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }
token_source = new RlogParserTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 15; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
public void ReInit(java.io.InputStream stream) {
ReInit(stream, null);
}
public void ReInit(java.io.InputStream stream, String encoding) {
try { jj_input_stream.ReInit(stream, encoding, 1, 1); } catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }
token_source.ReInit(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 15; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
public RlogParser(java.io.Reader stream) {
jj_input_stream = new SimpleCharStream(stream, 1, 1);
token_source = new RlogParserTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 15; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
public void ReInit(java.io.Reader stream) {
jj_input_stream.ReInit(stream, 1, 1);
token_source.ReInit(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 15; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
public RlogParser(RlogParserTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 15; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
public void ReInit(RlogParserTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 15; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
final private Token jj_consume_token(int kind) throws ParseException {
Token oldToken;
if ((oldToken = token).next != null) token = token.next;
else token = token.next = token_source.getNextToken();
jj_ntk = -1;
if (token.kind == kind) {
jj_gen++;
if (++jj_gc > 100) {
jj_gc = 0;
for (int i = 0; i < jj_2_rtns.length; i++) {
JJCalls c = jj_2_rtns[i];
while (c != null) {
if (c.gen < jj_gen) c.first = null;
c = c.next;
}
}
}
return token;
}
token = oldToken;
jj_kind = kind;
throw generateParseException();
}
static private final class LookaheadSuccess extends java.lang.Error { }
final private LookaheadSuccess jj_ls = new LookaheadSuccess();
final private boolean jj_scan_token(int kind) {
if (jj_scanpos == jj_lastpos) {
jj_la--;
if (jj_scanpos.next == null) {
jj_lastpos = jj_scanpos = jj_scanpos.next = token_source.getNextToken();
} else {
jj_lastpos = jj_scanpos = jj_scanpos.next;
}
} else {
jj_scanpos = jj_scanpos.next;
}
if (jj_rescan) {
int i = 0; Token tok = token;
while (tok != null && tok != jj_scanpos) { i++; tok = tok.next; }
if (tok != null) jj_add_error_token(kind, i);
}
if (jj_scanpos.kind != kind) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) throw jj_ls;
return false;
}
final public Token getNextToken() {
if (token.next != null) token = token.next;
else token = token.next = token_source.getNextToken();
jj_ntk = -1;
jj_gen++;
return token;
}
final public Token getToken(int index) {
Token t = lookingAhead ? jj_scanpos : token;
for (int i = 0; i < index; i++) {
if (t.next != null) t = t.next;
else t = t.next = token_source.getNextToken();
}
return t;
}
final private int jj_ntk() {
if ((jj_nt=token.next) == null)
return (jj_ntk = (token.next=token_source.getNextToken()).kind);
else
return (jj_ntk = jj_nt.kind);
}
private java.util.Vector<int[]> jj_expentries = new java.util.Vector<int[]>();
private int[] jj_expentry;
private int jj_kind = -1;
private int[] jj_lasttokens = new int[100];
private int jj_endpos;
private void jj_add_error_token(int kind, int pos) {
if (pos >= 100) return;
if (pos == jj_endpos + 1) {
jj_lasttokens[jj_endpos++] = kind;
} else if (jj_endpos != 0) {
jj_expentry = new int[jj_endpos];
for (int i = 0; i < jj_endpos; i++) {
jj_expentry[i] = jj_lasttokens[i];
}
boolean exists = false;
for (java.util.Enumeration e = jj_expentries.elements(); e.hasMoreElements();) {
int[] oldentry = (int[])(e.nextElement());
if (oldentry.length == jj_expentry.length) {
exists = true;
for (int i = 0; i < jj_expentry.length; i++) {
if (oldentry[i] != jj_expentry[i]) {
exists = false;
break;
}
}
if (exists) break;
}
}
if (!exists) jj_expentries.addElement(jj_expentry);
if (pos != 0) jj_lasttokens[(jj_endpos = pos) - 1] = kind;
}
}
public ParseException generateParseException() {
jj_expentries.removeAllElements();
boolean[] la1tokens = new boolean[28];
for (int i = 0; i < 28; i++) {
la1tokens[i] = false;
}
if (jj_kind >= 0) {
la1tokens[jj_kind] = true;
jj_kind = -1;
}
for (int i = 0; i < 15; i++) {
if (jj_la1[i] == jj_gen) {
for (int j = 0; j < 32; j++) {
if ((jj_la1_0[i] & (1<<j)) != 0) {
la1tokens[j] = true;
}
}
}
}
for (int i = 0; i < 28; i++) {
if (la1tokens[i]) {
jj_expentry = new int[1];
jj_expentry[0] = i;
jj_expentries.addElement(jj_expentry);
}
}
jj_endpos = 0;
jj_rescan_token();
jj_add_error_token(0, 0);
int[][] exptokseq = new int[jj_expentries.size()][];
for (int i = 0; i < jj_expentries.size(); i++) {
exptokseq[i] = (int[])jj_expentries.elementAt(i);
}
return new ParseException(token, exptokseq, tokenImage);
}
final public void enable_tracing() {
}
final public void disable_tracing() {
}
final private void jj_rescan_token() {
jj_rescan = true;
for (int i = 0; i < 3; i++) {
try {
JJCalls p = jj_2_rtns[i];
do {
if (p.gen > jj_gen) {
jj_la = p.arg; jj_lastpos = jj_scanpos = p.first;
switch (i) {
case 0: jj_3_1(); break;
case 1: jj_3_2(); break;
case 2: jj_3_3(); break;
}
}
p = p.next;
} while (p != null);
} catch(LookaheadSuccess ls) { }
}
jj_rescan = false;
}
final private void jj_save(int index, int xla) {
JJCalls p = jj_2_rtns[index];
while (p.gen > jj_gen) {
if (p.next == null) { p = p.next = new JJCalls(); break; }
p = p.next;
}
p.gen = jj_gen + xla - jj_la; p.first = token; p.arg = xla;
}
static final class JJCalls {
int gen;
Token first;
int arg;
JJCalls next;
}
}