/* Generated By:JavaCC: Do not edit this line. QueryParser.java */ package org.apache.solr.parser; import java.io.StringReader; import java.util.ArrayList; import java.util.Arrays; import java.util.HashSet; import java.util.List; import java.util.Set; import org.apache.lucene.analysis.Analyzer; import org.apache.lucene.search.BooleanClause; import org.apache.lucene.search.Query; import org.apache.solr.search.SyntaxError; import org.apache.solr.search.QParser; public class QueryParser extends SolrQueryParserBase implements QueryParserConstants { /** The default operator for parsing queries. */ static public enum Operator { OR, AND } /** default split on whitespace behavior */ public static final boolean DEFAULT_SPLIT_ON_WHITESPACE = false; public QueryParser(String defaultField, QParser parser) { this(new FastCharStream(new StringReader(""))); init(defaultField, parser); } /** * @see #setSplitOnWhitespace(boolean) */ public boolean getSplitOnWhitespace() { return splitOnWhitespace; } /** * Whether query text should be split on whitespace prior to analysis. * Default is <code>{@value #DEFAULT_SPLIT_ON_WHITESPACE}</code>. */ public void setSplitOnWhitespace(boolean splitOnWhitespace) { this.splitOnWhitespace = splitOnWhitespace; } private boolean splitOnWhitespace = DEFAULT_SPLIT_ON_WHITESPACE; private static Set<Integer> disallowedPostMultiTerm = new HashSet<Integer>(Arrays.asList(COLON, STAR, FUZZY_SLOP, CARAT, AND, OR)); private static boolean allowedPostMultiTerm(int tokenKind) { return disallowedPostMultiTerm.contains(tokenKind) == false; } @Override protected Query newFieldQuery(Analyzer analyzer, String field, String queryText, boolean quoted, boolean fieldAutoGenPhraseQueries, boolean fieldEnableGraphQueries) throws SyntaxError { setAutoGenerateMultiTermSynonymsPhraseQuery(fieldAutoGenPhraseQueries || getAutoGeneratePhraseQueries()); // Don't auto-quote graph-aware field queries boolean treatAsQuoted = getSplitOnWhitespace() ? (quoted || fieldAutoGenPhraseQueries || getAutoGeneratePhraseQueries()) : quoted; return super.newFieldQuery(analyzer, field, queryText, treatAsQuoted, false, fieldEnableGraphQueries); } // * Query ::= ( Clause )* // * Clause ::= ["+", "-"] [<TERM> ":"] ( <TERM> | "(" Query ")" ) final public int Conjunction() throws ParseException { int ret = CONJ_NONE; switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case AND: case OR: switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case AND: jj_consume_token(AND); ret = CONJ_AND; break; case OR: jj_consume_token(OR); ret = CONJ_OR; break; default: jj_la1[0] = jj_gen; jj_consume_token(-1); throw new ParseException(); } break; default: jj_la1[1] = jj_gen; ; } {if (true) return ret;} throw new Error("Missing return statement in function"); } final public int Modifiers() throws ParseException { int ret = MOD_NONE; switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case NOT: case PLUS: case MINUS: switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case PLUS: jj_consume_token(PLUS); ret = MOD_REQ; break; case MINUS: jj_consume_token(MINUS); ret = MOD_NOT; break; case NOT: jj_consume_token(NOT); ret = MOD_NOT; break; default: jj_la1[2] = jj_gen; jj_consume_token(-1); throw new ParseException(); } break; default: jj_la1[3] = jj_gen; ; } {if (true) return ret;} throw new Error("Missing return statement in function"); } // This makes sure that there is no garbage after the query string final public Query TopLevelQuery(String field) throws ParseException, SyntaxError { Query q; q = Query(field); jj_consume_token(0); {if (true) return q;} throw new Error("Missing return statement in function"); } final public Query Query(String field) throws ParseException, SyntaxError { List<BooleanClause> clauses = new ArrayList<BooleanClause>(); Query q; int conj, mods; if (jj_2_1(2)) { MultiTerm(field, clauses); } else { switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case NOT: case PLUS: case MINUS: case BAREOPER: case LPAREN: case STAR: case QUOTED: case TERM: case PREFIXTERM: case WILDTERM: case REGEXPTERM: case RANGEIN_START: case RANGEEX_START: case LPARAMS: case FILTER: case NUMBER: mods = Modifiers(); q = Clause(field); addClause(clauses, CONJ_NONE, mods, q); break; default: jj_la1[4] = jj_gen; jj_consume_token(-1); throw new ParseException(); } } label_1: while (true) { switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case AND: case OR: case NOT: case PLUS: case MINUS: case BAREOPER: case LPAREN: case STAR: case QUOTED: case TERM: case PREFIXTERM: case WILDTERM: case REGEXPTERM: case RANGEIN_START: case RANGEEX_START: case LPARAMS: case FILTER: case NUMBER: ; break; default: jj_la1[5] = jj_gen; break label_1; } if (jj_2_2(2)) { MultiTerm(field, clauses); } else { switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case AND: case OR: case NOT: case PLUS: case MINUS: case BAREOPER: case LPAREN: case STAR: case QUOTED: case TERM: case PREFIXTERM: case WILDTERM: case REGEXPTERM: case RANGEIN_START: case RANGEEX_START: case LPARAMS: case FILTER: case NUMBER: conj = Conjunction(); mods = Modifiers(); q = Clause(field); addClause(clauses, conj, mods, q); break; default: jj_la1[6] = jj_gen; jj_consume_token(-1); throw new ParseException(); } } } if (clauses.size() == 1 && clauses.get(0).getOccur() == BooleanClause.Occur.SHOULD) { Query firstQuery = clauses.get(0).getQuery(); if ( ! (firstQuery instanceof RawQuery) || ((RawQuery)firstQuery).getTermCount() == 1) { {if (true) return rawToNormal(firstQuery);} } } {if (true) return getBooleanQuery(clauses);} throw new Error("Missing return statement in function"); } final public Query Clause(String field) throws ParseException, SyntaxError { Query q; Token fieldToken=null, boost=null; Token localParams=null; int flags = 0; if (jj_2_3(2)) { switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case TERM: fieldToken = jj_consume_token(TERM); jj_consume_token(COLON); field = discardEscapeChar(fieldToken.image); break; case STAR: jj_consume_token(STAR); jj_consume_token(COLON); field = "*"; break; default: jj_la1[7] = jj_gen; jj_consume_token(-1); throw new ParseException(); } } else { ; } switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case BAREOPER: case STAR: case QUOTED: case TERM: case PREFIXTERM: case WILDTERM: case REGEXPTERM: case RANGEIN_START: case RANGEEX_START: case NUMBER: q = Term(field); break; case LPAREN: jj_consume_token(LPAREN); q = Query(field); jj_consume_token(RPAREN); switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case CARAT: jj_consume_token(CARAT); boost = jj_consume_token(NUMBER); break; default: jj_la1[8] = jj_gen; ; } break; case FILTER: jj_consume_token(FILTER); flags=startFilter(); q = Query(field); jj_consume_token(RPAREN); switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case CARAT: jj_consume_token(CARAT); boost = jj_consume_token(NUMBER); break; default: jj_la1[9] = jj_gen; ; } q=getFilter(q); restoreFlags(flags); break; case LPARAMS: localParams = jj_consume_token(LPARAMS); switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case CARAT: jj_consume_token(CARAT); boost = jj_consume_token(NUMBER); break; default: jj_la1[10] = jj_gen; ; } q=getLocalParams(field, localParams.image); break; default: jj_la1[11] = jj_gen; jj_consume_token(-1); throw new ParseException(); } {if (true) return handleBoost(q, boost);} throw new Error("Missing return statement in function"); } final public Query Term(String field) throws ParseException, SyntaxError { Token term, boost=null, fuzzySlop=null, goop1, goop2; boolean prefix = false; boolean wildcard = false; boolean fuzzy = false; boolean regexp = false; boolean startInc=false; boolean endInc=false; Query q; switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case BAREOPER: case STAR: case TERM: case PREFIXTERM: case WILDTERM: case REGEXPTERM: case NUMBER: switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case TERM: term = jj_consume_token(TERM); break; case STAR: term = jj_consume_token(STAR); wildcard=true; break; case PREFIXTERM: term = jj_consume_token(PREFIXTERM); prefix=true; break; case WILDTERM: term = jj_consume_token(WILDTERM); wildcard=true; break; case REGEXPTERM: term = jj_consume_token(REGEXPTERM); regexp=true; break; case NUMBER: term = jj_consume_token(NUMBER); break; case BAREOPER: term = jj_consume_token(BAREOPER); term.image = term.image.substring(0,1); break; default: jj_la1[12] = jj_gen; jj_consume_token(-1); throw new ParseException(); } switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case CARAT: case FUZZY_SLOP: switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case CARAT: jj_consume_token(CARAT); boost = jj_consume_token(NUMBER); switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case FUZZY_SLOP: fuzzySlop = jj_consume_token(FUZZY_SLOP); fuzzy=true; break; default: jj_la1[13] = jj_gen; ; } break; case FUZZY_SLOP: fuzzySlop = jj_consume_token(FUZZY_SLOP); fuzzy=true; switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case CARAT: jj_consume_token(CARAT); boost = jj_consume_token(NUMBER); break; default: jj_la1[14] = jj_gen; ; } break; default: jj_la1[15] = jj_gen; jj_consume_token(-1); throw new ParseException(); } break; default: jj_la1[16] = jj_gen; ; } q = handleBareTokenQuery(getField(field), term, fuzzySlop, prefix, wildcard, fuzzy, regexp); break; case RANGEIN_START: case RANGEEX_START: switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case RANGEIN_START: jj_consume_token(RANGEIN_START); startInc = true; break; case RANGEEX_START: jj_consume_token(RANGEEX_START); break; default: jj_la1[17] = jj_gen; jj_consume_token(-1); throw new ParseException(); } switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case RANGE_GOOP: goop1 = jj_consume_token(RANGE_GOOP); break; case RANGE_QUOTED: goop1 = jj_consume_token(RANGE_QUOTED); break; case RANGE_TO: goop1 = jj_consume_token(RANGE_TO); break; default: jj_la1[18] = jj_gen; jj_consume_token(-1); throw new ParseException(); } jj_consume_token(RANGE_TO); switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case RANGE_GOOP: goop2 = jj_consume_token(RANGE_GOOP); break; case RANGE_QUOTED: goop2 = jj_consume_token(RANGE_QUOTED); break; case RANGE_TO: goop2 = jj_consume_token(RANGE_TO); break; default: jj_la1[19] = jj_gen; jj_consume_token(-1); throw new ParseException(); } switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case RANGEIN_END: jj_consume_token(RANGEIN_END); endInc = true; break; case RANGEEX_END: jj_consume_token(RANGEEX_END); break; default: jj_la1[20] = jj_gen; jj_consume_token(-1); throw new ParseException(); } switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case CARAT: jj_consume_token(CARAT); boost = jj_consume_token(NUMBER); break; default: jj_la1[21] = jj_gen; ; } boolean startOpen=false; boolean endOpen=false; if (goop1.kind == RANGE_QUOTED) { goop1.image = goop1.image.substring(1, goop1.image.length()-1); } else if ("*".equals(goop1.image)) { startOpen=true; } if (goop2.kind == RANGE_QUOTED) { goop2.image = goop2.image.substring(1, goop2.image.length()-1); } else if ("*".equals(goop2.image)) { endOpen=true; } q = getRangeQuery(getField(field), startOpen ? null : discardEscapeChar(goop1.image), endOpen ? null : discardEscapeChar(goop2.image), startInc, endInc); break; case QUOTED: term = jj_consume_token(QUOTED); switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case CARAT: case FUZZY_SLOP: switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case CARAT: jj_consume_token(CARAT); boost = jj_consume_token(NUMBER); switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case FUZZY_SLOP: fuzzySlop = jj_consume_token(FUZZY_SLOP); fuzzy=true; break; default: jj_la1[22] = jj_gen; ; } break; case FUZZY_SLOP: fuzzySlop = jj_consume_token(FUZZY_SLOP); fuzzy=true; switch ((jj_ntk==-1)?jj_ntk():jj_ntk) { case CARAT: jj_consume_token(CARAT); boost = jj_consume_token(NUMBER); break; default: jj_la1[23] = jj_gen; ; } break; default: jj_la1[24] = jj_gen; jj_consume_token(-1); throw new ParseException(); } break; default: jj_la1[25] = jj_gen; ; } q = handleQuotedTerm(getField(field), term, fuzzySlop); break; default: jj_la1[26] = jj_gen; jj_consume_token(-1); throw new ParseException(); } {if (true) return handleBoost(q, boost);} throw new Error("Missing return statement in function"); } final public void MultiTerm(String field, List<BooleanClause> clauses) throws ParseException, SyntaxError { Token text; List<String> terms = null; text = jj_consume_token(TERM); if (splitOnWhitespace) { Query q = getFieldQuery(getField(field), discardEscapeChar(text.image), false, true); addClause(clauses, CONJ_NONE, MOD_NONE, q); } else { terms = new ArrayList<String>(); terms.add(discardEscapeChar(text.image)); } if (getToken(1).kind == TERM && allowedPostMultiTerm(getToken(2).kind)) { } else { jj_consume_token(-1); throw new ParseException(); } label_2: while (true) { text = jj_consume_token(TERM); if (splitOnWhitespace) { Query q = getFieldQuery(getField(field), discardEscapeChar(text.image), false, true); addClause(clauses, CONJ_NONE, MOD_NONE, q); } else { terms.add(discardEscapeChar(text.image)); } if (getToken(1).kind == TERM && allowedPostMultiTerm(getToken(2).kind)) { ; } else { break label_2; } } if (splitOnWhitespace == false) { Query q = getFieldQuery(getField(field), terms, true); addMultiTermClause(clauses, q); } } 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_7() { if (jj_scan_token(TERM)) return true; return false; } private boolean jj_3R_4() { if (jj_scan_token(TERM)) return true; if (jj_scan_token(COLON)) return true; return false; } private boolean jj_3_1() { if (jj_3R_3()) return true; return false; } private boolean jj_3R_6() { return false; } private boolean jj_3R_3() { if (jj_scan_token(TERM)) return true; jj_lookingAhead = true; jj_semLA = getToken(1).kind == TERM && allowedPostMultiTerm(getToken(2).kind); jj_lookingAhead = false; if (!jj_semLA || jj_3R_6()) return true; Token xsp; if (jj_3R_7()) return true; while (true) { xsp = jj_scanpos; if (jj_3R_7()) { jj_scanpos = xsp; break; } } return false; } private boolean jj_3_3() { Token xsp; xsp = jj_scanpos; if (jj_3R_4()) { jj_scanpos = xsp; if (jj_3R_5()) return true; } return false; } private boolean jj_3_2() { if (jj_3R_3()) return true; return false; } private boolean jj_3R_5() { if (jj_scan_token(STAR)) return true; if (jj_scan_token(COLON)) return true; return false; } /** Generated Token Manager. */ public QueryParserTokenManager token_source; /** 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; /** Whether we are looking ahead. */ private boolean jj_lookingAhead = false; private boolean jj_semLA; private int jj_gen; final private int[] jj_la1 = new int[27]; 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[] {0x6000,0x6000,0x38000,0x38000,0xfb4f8000,0xfb4fe000,0xfb4fe000,0x2400000,0x800000,0x800000,0x800000,0xfb4c0000,0x3a440000,0x4000000,0x800000,0x4800000,0x4800000,0xc0000000,0x0,0x0,0x0,0x800000,0x4000000,0x800000,0x4800000,0x4800000,0xfb440000,}; } private static void jj_la1_init_1() { jj_la1_1 = new int[] {0x0,0x0,0x0,0x0,0x7,0x7,0x7,0x0,0x0,0x0,0x0,0x7,0x4,0x0,0x0,0x0,0x0,0x0,0xc8,0xc8,0x30,0x0,0x0,0x0,0x0,0x0,0x4,}; } final private JJCalls[] jj_2_rtns = new JJCalls[3]; private boolean jj_rescan = false; private int jj_gc = 0; /** Constructor with user supplied CharStream. */ protected QueryParser(CharStream stream) { token_source = new QueryParserTokenManager(stream); token = new Token(); jj_ntk = -1; jj_gen = 0; for (int i = 0; i < 27; 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(CharStream stream) { token_source.ReInit(stream); token = new Token(); jj_ntk = -1; jj_lookingAhead = false; jj_gen = 0; for (int i = 0; i < 27; 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. */ protected QueryParser(QueryParserTokenManager tm) { token_source = tm; token = new Token(); jj_ntk = -1; jj_gen = 0; for (int i = 0; i < 27; 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(QueryParserTokenManager tm) { token_source = tm; token = new Token(); jj_ntk = -1; jj_gen = 0; for (int i = 0; i < 27; 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(); } static private final class LookaheadSuccess extends java.lang.Error { } 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 = jj_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; } 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.List<int[]> jj_expentries = new java.util.ArrayList<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]; } jj_entries_loop: for (java.util.Iterator<?> it = jj_expentries.iterator(); it.hasNext();) { int[] oldentry = (int[])(it.next()); if (oldentry.length == jj_expentry.length) { for (int i = 0; i < jj_expentry.length; i++) { if (oldentry[i] != jj_expentry[i]) { continue jj_entries_loop; } } jj_expentries.add(jj_expentry); break jj_entries_loop; } } if (pos != 0) jj_lasttokens[(jj_endpos = pos) - 1] = kind; } } /** Generate ParseException. */ public ParseException generateParseException() { jj_expentries.clear(); boolean[] la1tokens = new boolean[40]; if (jj_kind >= 0) { la1tokens[jj_kind] = true; jj_kind = -1; } for (int i = 0; i < 27; 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; } if ((jj_la1_1[i] & (1<<j)) != 0) { la1tokens[32+j] = true; } } } } for (int i = 0; i < 40; i++) { if (la1tokens[i]) { jj_expentry = new int[1]; jj_expentry[0] = i; jj_expentries.add(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] = jj_expentries.get(i); } return new ParseException(token, exptokseq, tokenImage); } /** Enable tracing. */ final public void enable_tracing() { } /** Disable tracing. */ final public void disable_tracing() { } 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; } 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; } }