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org.semanticweb.owlapi.rdf.turtle.parser.TurtleParser Maven / Gradle / Ivy
/* TurtleParser.java */
/* Generated By:JavaCC: Do not edit this line. TurtleParser.java */
package org.semanticweb.owlapi.rdf.turtle.parser;
import java.io.InputStream;
import java.io.IOException;
import java.io.Reader;
import java.util.HashMap;
import java.util.Map;
import org.semanticweb.owlapi.model.IRI;
import org.semanticweb.owlapi.model.NodeID;
import org.semanticweb.owlapi.model.PrefixManager;
import org.semanticweb.owlapi.util.DefaultPrefixManager;
import org.semanticweb.owlapi.util.EscapeUtils;
import org.semanticweb.owlapi.vocab.OWLRDFVocabulary;
import org.semanticweb.owlapi.vocab.XSDVocabulary;
/** The Class TurtleParser. */
@SuppressWarnings("all")
public class TurtleParser implements TurtleParserConstants {
private Map string2IRI;
private IRI base;
private TripleHandler handler;
private PrefixManager pm = new DefaultPrefixManager();
/** Instantiates a new turtle parser.
*
* @param reader
* the reader
* @param handler
* the handler
* @param base
* the base */
public TurtleParser(Reader reader, TripleHandler handler, IRI base) throws IOException {
this(new StreamProvider(reader));
this.handler = handler;
this.base = base;
string2IRI = new HashMap();
pm.setDefaultPrefix("http://www.semanticweb.org/owl/owlapi/turtle#");
}
/** Instantiates a new turtle parser.
*
* @param is
* the is
* @param handler
* the handler
* @param base
* the base */
public TurtleParser(InputStream is, TripleHandler handler, IRI base) throws IOException {
this(new StreamProvider(is));
this.handler = handler;
this.base = base;
string2IRI = new HashMap();
pm.setDefaultPrefix("http://www.semanticweb.org/owl/owlapi/turtle#");
}
/** Gets the prefix manager.
*
* @return the prefix manager */
public PrefixManager getPrefixManager() {
return pm;
}
/** Sets the triple handler.
*
* @param handler
* the new triple handler */
public void setTripleHandler(TripleHandler handler) {
this.handler = handler;
}
/** Gets the next blank node.
*
* @param id
* the id
* @return the next blank node */
protected IRI getNextBlankNode(String id) {
String string;
if (id == null) {
string = NodeID.nextAnonymousIRI();
} else {
if (NodeID.isAnonymousNodeID(id)) {
string = id;
} else {
string = NodeID.getIRIFromNodeID(id);
}
}
IRI iri = string2IRI.get(string);
if (iri == null) {
iri = IRI.create(string);
string2IRI.put(string, iri);
}
return iri;
}
/** Gets the iRI from q name.
*
* @param qname
* the qname
* @return the iRI from q name
* @throws ParseException
* the parse exception */
protected IRI getIRIFromQName(String qname) throws ParseException {
int colonIndex = qname.indexOf(':');
if(colonIndex == -1) {
throw new ParseException("Not a valid qname (missing ':') " + qname);
}
String prefix = qname.substring(0, colonIndex + 1);
if(prefix.equals("_:")) {
return getIRI("genid" + qname.substring(colonIndex + 1));
}
if(!pm.containsPrefixMapping(prefix)) {
throw new ParseException("Prefix not declared: " + prefix);
}
return pm.getIRI(qname);
}
/** Gets the iri.
*
* @param s
* the s
* @return the iri */
public IRI getIRI(String s) {
if(s.charAt(0) == '<') {
s = s.substring(1, s.length() - 1);
}
IRI iri = string2IRI.get(s);
if(iri == null) {
iri = IRI.create(s);
if (!iri.isAbsolute()) {
iri = IRI.create(base.getNamespace().substring(0, base.getNamespace().lastIndexOf('/')+1), s);
}
string2IRI.put(s, iri);
}
return iri;
}
/////////////////////////////////////////////////////////////////////////////////////////////
final public
void parseDocument() throws ParseException {
label_1:
while (true) {
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case PREFIX:
case BASE:{
parseDirective();
jj_consume_token(DOT);
break;
}
case OPENPAR:
case OPEN_SQUARE_BRACKET:
case EMPTY_BLANK_NODE:
case FULLIRI:
case PNAME_NS:
case PNAME_LN:
case NODEID:{
parseStatement();
jj_consume_token(DOT);
break;
}
default:
jj_la1[0] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case OPENPAR:
case OPEN_SQUARE_BRACKET:
case PREFIX:
case BASE:
case EMPTY_BLANK_NODE:
case FULLIRI:
case PNAME_NS:
case PNAME_LN:
case NODEID:{
;
break;
}
default:
jj_la1[1] = jj_gen;
break label_1;
}
}
jj_consume_token(0);
handler.handleEnd();
}
final public void parseDirective() throws ParseException {
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case PREFIX:{
parsePrefixDirective();
break;
}
case BASE:{
parseBaseDirective();
break;
}
default:
jj_la1[2] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
final public void parsePrefixDirective() throws ParseException {Token t;
IRI ns;
jj_consume_token(PREFIX);
t = jj_consume_token(PNAME_NS);
ns = parseIRI();
pm.setPrefix(t.image, ns.toString());
handler.handlePrefixDirective(t.image, ns.toString());
}
final public void parseBaseDirective() throws ParseException {Token t;
jj_consume_token(BASE);
t = jj_consume_token(FULLIRI);
base = IRI.create(t.image.substring(1, t.image.length() - 1));
handler.handleBaseDirective(base);
}
final public void parseStatement() throws ParseException {
parseTriples();
}
final public void parseTriples() throws ParseException {IRI subject;
subject = parseSubject();
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case A:
case FULLIRI:
case PNAME_NS:
case PNAME_LN:{
parsePredicateObjectList(subject);
break;
}
default:
jj_la1[3] = jj_gen;
;
}
}
final public IRI parseSubject() throws ParseException {IRI iri;
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case FULLIRI:
case PNAME_NS:
case PNAME_LN:{
iri = parseResource();
break;
}
case OPENPAR:
case OPEN_SQUARE_BRACKET:
case EMPTY_BLANK_NODE:
case NODEID:{
iri = parseBlankNode();
break;
}
default:
jj_la1[4] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
return iri;
}
final public IRI parseLoneNS() throws ParseException {Token t;
t = jj_consume_token(PNAME_NS);
return getIRIFromQName(t.image);
}
final public IRI parseAbbreviatedIRI() throws ParseException {Token t;
t = jj_consume_token(PNAME_LN);
return getIRIFromQName(t.image);
}
final public IRI parseIRI() throws ParseException {Token t;
t = jj_consume_token(FULLIRI);
return getIRI(t.image);
}
final public IRI parseBlankNode() throws ParseException {IRI iri = null;
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case NODEID:{
iri = parseNodeID();
break;
}
case EMPTY_BLANK_NODE:{
jj_consume_token(EMPTY_BLANK_NODE);
if(iri==null){iri = getNextBlankNode(null);}
break;
}
case OPEN_SQUARE_BRACKET:{
jj_consume_token(OPEN_SQUARE_BRACKET);
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case A:
case FULLIRI:
case PNAME_NS:
case PNAME_LN:{
if(iri==null){iri = getNextBlankNode(null);}
parsePredicateObjectList(iri);
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case DOT:{
jj_consume_token(DOT);
break;
}
default:
jj_la1[5] = jj_gen;
;
}
break;
}
default:
jj_la1[6] = jj_gen;
;
}
jj_consume_token(CLOSE_SQUARE_BRACKET);
if (iri == null) {iri = getNextBlankNode(null); }
break;
}
case OPENPAR:{
iri = parseCollection();
break;
}
default:
jj_la1[7] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
return iri;
}
final public IRI parseNodeID() throws ParseException {Token t;
t = jj_consume_token(NODEID);
return getNextBlankNode(t.image);
}
final public void parsePredicateObjectList(IRI subject) throws ParseException {IRI predicate;
predicate = parseVerb();
parseObjectList(subject, predicate);
label_2:
while (true) {
if (jj_2_1(2)) {
;
} else {
break label_2;
}
jj_consume_token(SEMICOLON);
predicate = parseVerb();
parseObjectList(subject, predicate);
}
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case SEMICOLON:{
jj_consume_token(SEMICOLON);
break;
}
default:
jj_la1[8] = jj_gen;
;
}
}
final public IRI parseVerb() throws ParseException {IRI iri;
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case A:{
jj_consume_token(A);
iri = OWLRDFVocabulary.RDF_TYPE.getIRI();
break;
}
case FULLIRI:
case PNAME_NS:
case PNAME_LN:{
iri = parsePredicate();
break;
}
default:
jj_la1[9] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
return iri;
}
final public IRI parsePredicate() throws ParseException {IRI iri;
iri = parseResource();
return iri;
}
final public IRI parseResource() throws ParseException {IRI iri;
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case FULLIRI:{
iri = parseIRI();
break;
}
default:
jj_la1[10] = jj_gen;
if (jj_2_2(2)) {
iri = parseAbbreviatedIRI();
} else if (jj_2_3(2)) {
iri = parseLoneNS();
} else {
jj_consume_token(-1);
throw new ParseException();
}
}
return iri;
}
final public void parseObjectList(IRI subject, IRI predicate) throws ParseException {
parseObject(subject, predicate);
label_3:
while (true) {
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case COMMA:{
;
break;
}
default:
jj_la1[11] = jj_gen;
break label_3;
}
jj_consume_token(COMMA);
parseObject(subject, predicate);
}
}
final public void parseObject(IRI subject, IRI predicate) throws ParseException {IRI resObject;
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case STRING:
case SINGLESTRING:
case LONG_STRING:
case LONG_SINGLESTRING:
case DIGIT:
case INTEGER:
case DOUBLE:
case DECIMAL:
case TRUE:
case FALSE:{
parseLiteral(subject, predicate);
break;
}
case OPENPAR:
case OPEN_SQUARE_BRACKET:
case EMPTY_BLANK_NODE:
case FULLIRI:
case PNAME_NS:
case PNAME_LN:
case NODEID:{
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case FULLIRI:
case PNAME_NS:
case PNAME_LN:{
resObject = parseResource();
break;
}
case OPENPAR:
case OPEN_SQUARE_BRACKET:
case EMPTY_BLANK_NODE:
case NODEID:{
resObject = parseBlankNode();
break;
}
default:
jj_la1[12] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
handler.handleTriple(subject, predicate, resObject);
break;
}
default:
jj_la1[13] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
final public IRI parseCollection() throws ParseException {IRI iri;
jj_consume_token(OPENPAR);
iri = parseItemList();
jj_consume_token(CLOSEPAR);
return iri;
}
final public IRI parseItemList() throws ParseException {// _x rdf:type rdf:List
// _x rdf:first
// _x rdf:next
IRI firstSubject = OWLRDFVocabulary.RDF_NIL.getIRI();
IRI subject = null;
IRI type = OWLRDFVocabulary.RDF_TYPE.getIRI();
IRI first = OWLRDFVocabulary.RDF_FIRST.getIRI();
IRI rest = OWLRDFVocabulary.RDF_REST.getIRI();
IRI list = OWLRDFVocabulary.RDF_LIST.getIRI();
IRI nil = OWLRDFVocabulary.RDF_NIL.getIRI();
label_4:
while (true) {
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case STRING:
case SINGLESTRING:
case LONG_STRING:
case LONG_SINGLESTRING:
case DIGIT:
case INTEGER:
case DOUBLE:
case DECIMAL:
case OPENPAR:
case OPEN_SQUARE_BRACKET:
case EMPTY_BLANK_NODE:
case TRUE:
case FALSE:
case FULLIRI:
case PNAME_NS:
case PNAME_LN:
case NODEID:{
;
break;
}
default:
jj_la1[14] = jj_gen;
break label_4;
}
IRI prevSubject = subject;
subject=getNextBlankNode(null);
if(prevSubject != null) { handler.handleTriple(prevSubject, rest, subject); }
else { firstSubject = subject; }
if(subject!=null) { handler.handleTriple(subject, type, list); }
parseObject(subject, first);
}
// Terminate list
if (subject != null) { handler.handleTriple(subject, rest, nil); }
return firstSubject;
}
final public void parseLiteral(IRI subject, IRI predicate) throws ParseException {String literal;
String lang = null;
IRI datatype = null;
Token t;
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case STRING:
case SINGLESTRING:
case LONG_STRING:
case LONG_SINGLESTRING:{
literal = parseQuotedString();
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case DOUBLE_CARET:
case AT:{
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case DOUBLE_CARET:{
jj_consume_token(DOUBLE_CARET);
datatype = parseResource();
break;
}
case AT:{
jj_consume_token(AT);
t = jj_consume_token(PN_LOCAL);
lang=t.image;
break;
}
default:
jj_la1[15] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
break;
}
default:
jj_la1[16] = jj_gen;
;
}
if(datatype != null) { handler.handleTriple(subject, predicate, literal, datatype); }
else if(lang != null) { handler.handleTriple(subject, predicate, literal, lang); }
else { handler.handleTriple(subject, predicate, literal); }
break;
}
case DIGIT:
case INTEGER:{
literal = parseInteger();
handler.handleTriple(subject, predicate, literal, XSDVocabulary.INTEGER.getIRI());
break;
}
case DOUBLE:{
literal = parseDouble();
handler.handleTriple(subject, predicate, literal, XSDVocabulary.DOUBLE.getIRI());
break;
}
case DECIMAL:{
literal = parseDecimal();
handler.handleTriple(subject, predicate, literal, XSDVocabulary.DECIMAL.getIRI());
break;
}
case TRUE:
case FALSE:{
literal = parseBoolean();
handler.handleTriple(subject, predicate, literal, XSDVocabulary.BOOLEAN.getIRI());
break;
}
default:
jj_la1[17] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
final public String parseInteger() throws ParseException {Token t;
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case INTEGER:{
t = jj_consume_token(INTEGER);
break;
}
case DIGIT:{
t = jj_consume_token(DIGIT);
break;
}
default:
jj_la1[18] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
return t.image;
}
final public String parseDouble() throws ParseException {Token t;
t = jj_consume_token(DOUBLE);
return t.image;
}
final public String parseDecimal() throws ParseException {Token t;
t = jj_consume_token(DECIMAL);
return t.image;
}
final public String parseBoolean() throws ParseException {Token t;
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case TRUE:{
t = jj_consume_token(TRUE);
break;
}
case FALSE:{
t = jj_consume_token(FALSE);
break;
}
default:
jj_la1[19] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
return t.image;
}
final public String parseQuotedString() throws ParseException {String s;
s = parseString();
return s;
}
final public String parseString() throws ParseException {Token t;
String rawString = "";
switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
case STRING:{
t = jj_consume_token(STRING);
rawString = t.image.substring(1, t.image.length() - 1);
break;
}
case SINGLESTRING:{
t = jj_consume_token(SINGLESTRING);
rawString = t.image.substring(1, t.image.length() - 1);
break;
}
case LONG_STRING:{
t = jj_consume_token(LONG_STRING);
rawString = t.image.substring(3, t.image.length() - 3);
break;
}
case LONG_SINGLESTRING:{
t = jj_consume_token(LONG_SINGLESTRING);
rawString = t.image.substring(3, t.image.length() - 3);
break;
}
default:
jj_la1[20] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
return EscapeUtils.unescapeString(rawString);
}
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); }
}
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); }
}
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); }
}
private boolean jj_3R_6()
{
if (jj_scan_token(PNAME_LN)) return true;
return false;
}
private boolean jj_3_3()
{
if (jj_3R_7()) return true;
return false;
}
private boolean jj_3R_7()
{
if (jj_scan_token(PNAME_NS)) return true;
return false;
}
private boolean jj_3_1()
{
if (jj_scan_token(SEMICOLON)) return true;
if (jj_3R_5()) return true;
return false;
}
private boolean jj_3R_12()
{
if (jj_3R_13()) return true;
return false;
}
private boolean jj_3R_11()
{
Token xsp;
xsp = jj_scanpos;
if (jj_3R_12()) {
jj_scanpos = xsp;
if (jj_3_2()) {
jj_scanpos = xsp;
if (jj_3_3()) return true;
}
}
return false;
}
private boolean jj_3R_10()
{
if (jj_3R_11()) return true;
return false;
}
private boolean jj_3R_9()
{
if (jj_3R_10()) return true;
return false;
}
private boolean jj_3_2()
{
if (jj_3R_6()) return true;
return false;
}
private boolean jj_3R_13()
{
if (jj_scan_token(FULLIRI)) return true;
return false;
}
private boolean jj_3R_8()
{
if (jj_scan_token(A)) return true;
return false;
}
private boolean jj_3R_5()
{
Token xsp;
xsp = jj_scanpos;
if (jj_3R_8()) {
jj_scanpos = xsp;
if (jj_3R_9()) return true;
}
return false;
}
/** Generated Token Manager. */
public TurtleParserTokenManager token_source;
JavaCharStream jj_input_stream;
/** Current token. */
public Token token;
/** Next token. */
public Token jj_nt;
private int jj_ntk;
private Token jj_scanpos, jj_lastpos;
private int jj_la;
private int jj_gen;
final private int[] jj_la1 = new int[21];
static private int[] jj_la1_0;
static private int[] jj_la1_1;
static {
jj_la1_init_0();
jj_la1_init_1();
}
private static void jj_la1_init_0() {
jj_la1_0 = new int[] {0x28000000,0x28000000,0x0,0x0,0x28000000,0x0,0x0,0x28000000,0x0,0x0,0x0,0x80000000,0x28000000,0x2be22200,0x2be22200,0x0,0x0,0x3e22200,0xc00000,0x0,0x222200,};
}
private static void jj_la1_init_1() {
jj_la1_1 = new int[] {0x858094,0x858094,0x14,0x58040,0x858080,0x1,0x58040,0x800080,0x2,0x58040,0x8000,0x0,0x858080,0x858680,0x858680,0x28,0x28,0x600,0x0,0x600,0x0,};
}
final private JJCalls[] jj_2_rtns = new JJCalls[3];
private boolean jj_rescan = false;
private int jj_gc = 0;
/** Constructor. */
public TurtleParser(Provider stream) {
jj_input_stream = new JavaCharStream(stream, 1, 1);
token_source = new TurtleParserTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 21; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
/** Constructor. */
public TurtleParser(String dsl) throws ParseException, TokenMgrException {
this(new StringProvider(dsl));
}
public void ReInit(String s) {
ReInit(new StringProvider(s));
}
/** Reinitialise. */
public void ReInit(Provider stream) {
if (jj_input_stream == null) {
jj_input_stream = new JavaCharStream(stream, 1, 1);
} else {
jj_input_stream.ReInit(stream, 1, 1);
}
if (token_source == null) {
token_source = new TurtleParserTokenManager(jj_input_stream);
}
token_source.ReInit(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 21; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
/** Constructor with generated Token Manager. */
public TurtleParser(TurtleParserTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 21; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
/** Reinitialise. */
public void ReInit(TurtleParserTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 21; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
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();
}
@SuppressWarnings("serial")
static private final class LookaheadSuccess extends java.lang.RuntimeException { }
final private LookaheadSuccess jj_ls = new LookaheadSuccess();
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;
}
/** Get the next Token. */
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;
}
/** Get the specific Token. */
final public Token getToken(int index) {
Token t = token;
for (int i = 0; i < index; i++) {
if (t.next != null) t = t.next;
else t = t.next = token_source.getNextToken();
}
return t;
}
private int jj_ntk_f() {
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.List jj_expentries = new java.util.ArrayList();
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];
}
for (int[] oldentry : jj_expentries) {
if (oldentry.length == jj_expentry.length) {
boolean isMatched = true;
for (int i = 0; i < jj_expentry.length; i++) {
if (oldentry[i] != jj_expentry[i]) {
isMatched = false;
break;
}
}
if (isMatched) {
jj_expentries.add(jj_expentry);
break;
}
}
}
if (pos != 0) {
jj_lasttokens[(jj_endpos = pos) - 1] = kind;
}
}
}
/** Generate ParseException. */
public ParseException generateParseException() {
jj_expentries.clear();
boolean[] la1tokens = new boolean[57];
if (jj_kind >= 0) {
la1tokens[jj_kind] = true;
jj_kind = -1;
}
for (int i = 0; i < 21; i++) {
if (jj_la1[i] == jj_gen) {
for (int j = 0; j < 32; j++) {
if ((jj_la1_0[i] & (1< 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;
}
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;
}
}
