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Java Predicate with SQL-like syntax support
// Generated from /home/griever/Documents/javawork/libra/src/main/java/org/joo/libra/sql/antlr/SqlParser.g4 by ANTLR 4.7
package org.joo.libra.sql.antlr;
import org.antlr.v4.runtime.atn.*;
import org.antlr.v4.runtime.dfa.DFA;
import org.antlr.v4.runtime.*;
import org.antlr.v4.runtime.misc.*;
import org.antlr.v4.runtime.tree.*;
import java.util.List;
import java.util.Iterator;
import java.util.ArrayList;
@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast"})
public class SqlParser extends Parser {
static { RuntimeMetaData.checkVersion("4.7", RuntimeMetaData.VERSION); }
protected static final DFA[] _decisionToDFA;
protected static final PredictionContextCache _sharedContextCache =
new PredictionContextCache();
public static final int
AND=1, OR=2, NOT=3, IS_EQUALS=4, IS_EQUALS_NOT=5, IS_EMPTY=6, IS_NOT_EMPTY=7,
CONTAINS=8, MATCHES=9, TRUE=10, FALSE=11, UNDEFINED=12, NULL=13, GREATER_THAN=14,
GREATER_THAN_EQUALS=15, LESS_THAN=16, LESS_THAN_EQUALS=17, EQUALS=18,
NOT_EQUALS=19, DBL_EQUALS=20, PLUS=21, MINUS=22, TIMES=23, DIVIDE=24,
LPAREN=25, RPAREN=26, STRING=27, INTEGER=28, DOUBLE=29, VARIABLE=30, WS=31;
public static final int
RULE_predicate = 0, RULE_expression = 1, RULE_term = 2, RULE_factor = 3;
public static final String[] ruleNames = {
"predicate", "expression", "term", "factor"
};
private static final String[] _LITERAL_NAMES = {
};
private static final String[] _SYMBOLIC_NAMES = {
null, "AND", "OR", "NOT", "IS_EQUALS", "IS_EQUALS_NOT", "IS_EMPTY", "IS_NOT_EMPTY",
"CONTAINS", "MATCHES", "TRUE", "FALSE", "UNDEFINED", "NULL", "GREATER_THAN",
"GREATER_THAN_EQUALS", "LESS_THAN", "LESS_THAN_EQUALS", "EQUALS", "NOT_EQUALS",
"DBL_EQUALS", "PLUS", "MINUS", "TIMES", "DIVIDE", "LPAREN", "RPAREN",
"STRING", "INTEGER", "DOUBLE", "VARIABLE", "WS"
};
public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);
/**
* @deprecated Use {@link #VOCABULARY} instead.
*/
@Deprecated
public static final String[] tokenNames;
static {
tokenNames = new String[_SYMBOLIC_NAMES.length];
for (int i = 0; i < tokenNames.length; i++) {
tokenNames[i] = VOCABULARY.getLiteralName(i);
if (tokenNames[i] == null) {
tokenNames[i] = VOCABULARY.getSymbolicName(i);
}
if (tokenNames[i] == null) {
tokenNames[i] = "";
}
}
}
@Override
@Deprecated
public String[] getTokenNames() {
return tokenNames;
}
@Override
public Vocabulary getVocabulary() {
return VOCABULARY;
}
@Override
public String getGrammarFileName() { return "SqlParser.g4"; }
@Override
public String[] getRuleNames() { return ruleNames; }
@Override
public String getSerializedATN() { return _serializedATN; }
@Override
public ATN getATN() { return _ATN; }
public SqlParser(TokenStream input) {
super(input);
_interp = new ParserATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
}
public static class PredicateContext extends ParserRuleContext {
public PredicateContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_predicate; }
public PredicateContext() { }
public void copyFrom(PredicateContext ctx) {
super.copyFrom(ctx);
}
}
public static class ExpressionExprContext extends PredicateContext {
public ExpressionContext expression() {
return getRuleContext(ExpressionContext.class,0);
}
public ExpressionExprContext(PredicateContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterExpressionExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitExpressionExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitExpressionExpr(this);
else return visitor.visitChildren(this);
}
}
public final PredicateContext predicate() throws RecognitionException {
PredicateContext _localctx = new PredicateContext(_ctx, getState());
enterRule(_localctx, 0, RULE_predicate);
try {
_localctx = new ExpressionExprContext(_localctx);
enterOuterAlt(_localctx, 1);
{
setState(8);
expression(0);
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class ExpressionContext extends ParserRuleContext {
public ExpressionContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_expression; }
public ExpressionContext() { }
public void copyFrom(ExpressionContext ctx) {
super.copyFrom(ctx);
}
}
public static class NotExprContext extends ExpressionContext {
public ExpressionContext inner;
public TerminalNode NOT() { return getToken(SqlParser.NOT, 0); }
public ExpressionContext expression() {
return getRuleContext(ExpressionContext.class,0);
}
public NotExprContext(ExpressionContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterNotExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitNotExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitNotExpr(this);
else return visitor.visitChildren(this);
}
}
public static class TermExprContext extends ExpressionContext {
public TermContext term() {
return getRuleContext(TermContext.class,0);
}
public TermExprContext(ExpressionContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterTermExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitTermExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitTermExpr(this);
else return visitor.visitChildren(this);
}
}
public static class OrExprContext extends ExpressionContext {
public ExpressionContext left;
public ExpressionContext right;
public TerminalNode OR() { return getToken(SqlParser.OR, 0); }
public List expression() {
return getRuleContexts(ExpressionContext.class);
}
public ExpressionContext expression(int i) {
return getRuleContext(ExpressionContext.class,i);
}
public OrExprContext(ExpressionContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterOrExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitOrExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitOrExpr(this);
else return visitor.visitChildren(this);
}
}
public static class AndExprContext extends ExpressionContext {
public ExpressionContext left;
public ExpressionContext right;
public TerminalNode AND() { return getToken(SqlParser.AND, 0); }
public List expression() {
return getRuleContexts(ExpressionContext.class);
}
public ExpressionContext expression(int i) {
return getRuleContext(ExpressionContext.class,i);
}
public AndExprContext(ExpressionContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterAndExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitAndExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitAndExpr(this);
else return visitor.visitChildren(this);
}
}
public final ExpressionContext expression() throws RecognitionException {
return expression(0);
}
private ExpressionContext expression(int _p) throws RecognitionException {
ParserRuleContext _parentctx = _ctx;
int _parentState = getState();
ExpressionContext _localctx = new ExpressionContext(_ctx, _parentState);
ExpressionContext _prevctx = _localctx;
int _startState = 2;
enterRecursionRule(_localctx, 2, RULE_expression, _p);
try {
int _alt;
enterOuterAlt(_localctx, 1);
{
setState(14);
_errHandler.sync(this);
switch (_input.LA(1)) {
case NOT:
{
_localctx = new NotExprContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
setState(11);
match(NOT);
setState(12);
((NotExprContext)_localctx).inner = expression(2);
}
break;
case TRUE:
case FALSE:
case UNDEFINED:
case NULL:
case LPAREN:
case STRING:
case INTEGER:
case DOUBLE:
case VARIABLE:
{
_localctx = new TermExprContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
setState(13);
term();
}
break;
default:
throw new NoViableAltException(this);
}
_ctx.stop = _input.LT(-1);
setState(24);
_errHandler.sync(this);
_alt = getInterpreter().adaptivePredict(_input,2,_ctx);
while ( _alt!=2 && _alt!=org.antlr.v4.runtime.atn.ATN.INVALID_ALT_NUMBER ) {
if ( _alt==1 ) {
if ( _parseListeners!=null ) triggerExitRuleEvent();
_prevctx = _localctx;
{
setState(22);
_errHandler.sync(this);
switch ( getInterpreter().adaptivePredict(_input,1,_ctx) ) {
case 1:
{
_localctx = new AndExprContext(new ExpressionContext(_parentctx, _parentState));
((AndExprContext)_localctx).left = _prevctx;
pushNewRecursionContext(_localctx, _startState, RULE_expression);
setState(16);
if (!(precpred(_ctx, 4))) throw new FailedPredicateException(this, "precpred(_ctx, 4)");
setState(17);
match(AND);
setState(18);
((AndExprContext)_localctx).right = expression(5);
}
break;
case 2:
{
_localctx = new OrExprContext(new ExpressionContext(_parentctx, _parentState));
((OrExprContext)_localctx).left = _prevctx;
pushNewRecursionContext(_localctx, _startState, RULE_expression);
setState(19);
if (!(precpred(_ctx, 3))) throw new FailedPredicateException(this, "precpred(_ctx, 3)");
setState(20);
match(OR);
setState(21);
((OrExprContext)_localctx).right = expression(4);
}
break;
}
}
}
setState(26);
_errHandler.sync(this);
_alt = getInterpreter().adaptivePredict(_input,2,_ctx);
}
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
unrollRecursionContexts(_parentctx);
}
return _localctx;
}
public static class TermContext extends ParserRuleContext {
public TermContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_term; }
public TermContext() { }
public void copyFrom(TermContext ctx) {
super.copyFrom(ctx);
}
}
public static class EmptyExprContext extends TermContext {
public FactorContext left;
public Token op;
public FactorContext factor() {
return getRuleContext(FactorContext.class,0);
}
public TerminalNode IS_EMPTY() { return getToken(SqlParser.IS_EMPTY, 0); }
public TerminalNode IS_NOT_EMPTY() { return getToken(SqlParser.IS_NOT_EMPTY, 0); }
public EmptyExprContext(TermContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterEmptyExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitEmptyExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitEmptyExpr(this);
else return visitor.visitChildren(this);
}
}
public static class NotEqualExprContext extends TermContext {
public FactorContext left;
public Token op;
public FactorContext right;
public List factor() {
return getRuleContexts(FactorContext.class);
}
public FactorContext factor(int i) {
return getRuleContext(FactorContext.class,i);
}
public TerminalNode NOT_EQUALS() { return getToken(SqlParser.NOT_EQUALS, 0); }
public TerminalNode IS_EQUALS_NOT() { return getToken(SqlParser.IS_EQUALS_NOT, 0); }
public NotEqualExprContext(TermContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterNotEqualExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitNotEqualExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitNotEqualExpr(this);
else return visitor.visitChildren(this);
}
}
public static class MatchesExprContext extends TermContext {
public FactorContext left;
public Token op;
public FactorContext right;
public List factor() {
return getRuleContexts(FactorContext.class);
}
public FactorContext factor(int i) {
return getRuleContext(FactorContext.class,i);
}
public TerminalNode MATCHES() { return getToken(SqlParser.MATCHES, 0); }
public MatchesExprContext(TermContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterMatchesExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitMatchesExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitMatchesExpr(this);
else return visitor.visitChildren(this);
}
}
public static class ContainsExprContext extends TermContext {
public FactorContext left;
public Token op;
public FactorContext right;
public List factor() {
return getRuleContexts(FactorContext.class);
}
public FactorContext factor(int i) {
return getRuleContext(FactorContext.class,i);
}
public TerminalNode CONTAINS() { return getToken(SqlParser.CONTAINS, 0); }
public ContainsExprContext(TermContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterContainsExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitContainsExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitContainsExpr(this);
else return visitor.visitChildren(this);
}
}
public static class FactorExprContext extends TermContext {
public FactorContext factor() {
return getRuleContext(FactorContext.class,0);
}
public FactorExprContext(TermContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterFactorExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitFactorExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitFactorExpr(this);
else return visitor.visitChildren(this);
}
}
public static class CompareExprContext extends TermContext {
public FactorContext left;
public Token op;
public FactorContext right;
public List factor() {
return getRuleContexts(FactorContext.class);
}
public FactorContext factor(int i) {
return getRuleContext(FactorContext.class,i);
}
public TerminalNode GREATER_THAN() { return getToken(SqlParser.GREATER_THAN, 0); }
public TerminalNode GREATER_THAN_EQUALS() { return getToken(SqlParser.GREATER_THAN_EQUALS, 0); }
public TerminalNode LESS_THAN() { return getToken(SqlParser.LESS_THAN, 0); }
public TerminalNode LESS_THAN_EQUALS() { return getToken(SqlParser.LESS_THAN_EQUALS, 0); }
public CompareExprContext(TermContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterCompareExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitCompareExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitCompareExpr(this);
else return visitor.visitChildren(this);
}
}
public static class EqualExprContext extends TermContext {
public FactorContext left;
public Token op;
public FactorContext right;
public List factor() {
return getRuleContexts(FactorContext.class);
}
public FactorContext factor(int i) {
return getRuleContext(FactorContext.class,i);
}
public TerminalNode EQUALS() { return getToken(SqlParser.EQUALS, 0); }
public TerminalNode DBL_EQUALS() { return getToken(SqlParser.DBL_EQUALS, 0); }
public TerminalNode IS_EQUALS() { return getToken(SqlParser.IS_EQUALS, 0); }
public EqualExprContext(TermContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterEqualExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitEqualExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitEqualExpr(this);
else return visitor.visitChildren(this);
}
}
public final TermContext term() throws RecognitionException {
TermContext _localctx = new TermContext(_ctx, getState());
enterRule(_localctx, 4, RULE_term);
try {
setState(78);
_errHandler.sync(this);
switch ( getInterpreter().adaptivePredict(_input,3,_ctx) ) {
case 1:
_localctx = new CompareExprContext(_localctx);
enterOuterAlt(_localctx, 1);
{
setState(27);
((CompareExprContext)_localctx).left = factor(0);
setState(28);
((CompareExprContext)_localctx).op = match(GREATER_THAN);
setState(29);
((CompareExprContext)_localctx).right = factor(0);
}
break;
case 2:
_localctx = new CompareExprContext(_localctx);
enterOuterAlt(_localctx, 2);
{
setState(31);
((CompareExprContext)_localctx).left = factor(0);
setState(32);
((CompareExprContext)_localctx).op = match(GREATER_THAN_EQUALS);
setState(33);
((CompareExprContext)_localctx).right = factor(0);
}
break;
case 3:
_localctx = new CompareExprContext(_localctx);
enterOuterAlt(_localctx, 3);
{
setState(35);
((CompareExprContext)_localctx).left = factor(0);
setState(36);
((CompareExprContext)_localctx).op = match(LESS_THAN);
setState(37);
((CompareExprContext)_localctx).right = factor(0);
}
break;
case 4:
_localctx = new CompareExprContext(_localctx);
enterOuterAlt(_localctx, 4);
{
setState(39);
((CompareExprContext)_localctx).left = factor(0);
setState(40);
((CompareExprContext)_localctx).op = match(LESS_THAN_EQUALS);
setState(41);
((CompareExprContext)_localctx).right = factor(0);
}
break;
case 5:
_localctx = new EqualExprContext(_localctx);
enterOuterAlt(_localctx, 5);
{
setState(43);
((EqualExprContext)_localctx).left = factor(0);
setState(44);
((EqualExprContext)_localctx).op = match(EQUALS);
setState(45);
((EqualExprContext)_localctx).right = factor(0);
}
break;
case 6:
_localctx = new EqualExprContext(_localctx);
enterOuterAlt(_localctx, 6);
{
setState(47);
((EqualExprContext)_localctx).left = factor(0);
setState(48);
((EqualExprContext)_localctx).op = match(DBL_EQUALS);
setState(49);
((EqualExprContext)_localctx).right = factor(0);
}
break;
case 7:
_localctx = new NotEqualExprContext(_localctx);
enterOuterAlt(_localctx, 7);
{
setState(51);
((NotEqualExprContext)_localctx).left = factor(0);
setState(52);
((NotEqualExprContext)_localctx).op = match(NOT_EQUALS);
setState(53);
((NotEqualExprContext)_localctx).right = factor(0);
}
break;
case 8:
_localctx = new NotEqualExprContext(_localctx);
enterOuterAlt(_localctx, 8);
{
setState(55);
((NotEqualExprContext)_localctx).left = factor(0);
setState(56);
((NotEqualExprContext)_localctx).op = match(IS_EQUALS_NOT);
setState(57);
((NotEqualExprContext)_localctx).right = factor(0);
}
break;
case 9:
_localctx = new EqualExprContext(_localctx);
enterOuterAlt(_localctx, 9);
{
setState(59);
((EqualExprContext)_localctx).left = factor(0);
setState(60);
((EqualExprContext)_localctx).op = match(IS_EQUALS);
setState(61);
((EqualExprContext)_localctx).right = factor(0);
}
break;
case 10:
_localctx = new EmptyExprContext(_localctx);
enterOuterAlt(_localctx, 10);
{
setState(63);
((EmptyExprContext)_localctx).left = factor(0);
setState(64);
((EmptyExprContext)_localctx).op = match(IS_EMPTY);
}
break;
case 11:
_localctx = new EmptyExprContext(_localctx);
enterOuterAlt(_localctx, 11);
{
setState(66);
((EmptyExprContext)_localctx).left = factor(0);
setState(67);
((EmptyExprContext)_localctx).op = match(IS_NOT_EMPTY);
}
break;
case 12:
_localctx = new ContainsExprContext(_localctx);
enterOuterAlt(_localctx, 12);
{
setState(69);
((ContainsExprContext)_localctx).left = factor(0);
setState(70);
((ContainsExprContext)_localctx).op = match(CONTAINS);
setState(71);
((ContainsExprContext)_localctx).right = factor(0);
}
break;
case 13:
_localctx = new MatchesExprContext(_localctx);
enterOuterAlt(_localctx, 13);
{
setState(73);
((MatchesExprContext)_localctx).left = factor(0);
setState(74);
((MatchesExprContext)_localctx).op = match(MATCHES);
setState(75);
((MatchesExprContext)_localctx).right = factor(0);
}
break;
case 14:
_localctx = new FactorExprContext(_localctx);
enterOuterAlt(_localctx, 14);
{
setState(77);
factor(0);
}
break;
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class FactorContext extends ParserRuleContext {
public FactorContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_factor; }
public FactorContext() { }
public void copyFrom(FactorContext ctx) {
super.copyFrom(ctx);
}
}
public static class StringExprContext extends FactorContext {
public TerminalNode STRING() { return getToken(SqlParser.STRING, 0); }
public StringExprContext(FactorContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterStringExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitStringExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitStringExpr(this);
else return visitor.visitChildren(this);
}
}
public static class VariableExprContext extends FactorContext {
public TerminalNode VARIABLE() { return getToken(SqlParser.VARIABLE, 0); }
public VariableExprContext(FactorContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterVariableExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitVariableExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitVariableExpr(this);
else return visitor.visitChildren(this);
}
}
public static class NullExprContext extends FactorContext {
public TerminalNode UNDEFINED() { return getToken(SqlParser.UNDEFINED, 0); }
public TerminalNode NULL() { return getToken(SqlParser.NULL, 0); }
public NullExprContext(FactorContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterNullExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitNullExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitNullExpr(this);
else return visitor.visitChildren(this);
}
}
public static class MathExprContext extends FactorContext {
public FactorContext left;
public Token op;
public FactorContext right;
public List factor() {
return getRuleContexts(FactorContext.class);
}
public FactorContext factor(int i) {
return getRuleContext(FactorContext.class,i);
}
public TerminalNode TIMES() { return getToken(SqlParser.TIMES, 0); }
public TerminalNode DIVIDE() { return getToken(SqlParser.DIVIDE, 0); }
public TerminalNode PLUS() { return getToken(SqlParser.PLUS, 0); }
public TerminalNode MINUS() { return getToken(SqlParser.MINUS, 0); }
public MathExprContext(FactorContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterMathExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitMathExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitMathExpr(this);
else return visitor.visitChildren(this);
}
}
public static class NumberExprContext extends FactorContext {
public TerminalNode DOUBLE() { return getToken(SqlParser.DOUBLE, 0); }
public TerminalNode INTEGER() { return getToken(SqlParser.INTEGER, 0); }
public NumberExprContext(FactorContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterNumberExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitNumberExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitNumberExpr(this);
else return visitor.visitChildren(this);
}
}
public static class BooleanExprContext extends FactorContext {
public TerminalNode TRUE() { return getToken(SqlParser.TRUE, 0); }
public TerminalNode FALSE() { return getToken(SqlParser.FALSE, 0); }
public BooleanExprContext(FactorContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterBooleanExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitBooleanExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitBooleanExpr(this);
else return visitor.visitChildren(this);
}
}
public static class ParenExprContext extends FactorContext {
public TerminalNode LPAREN() { return getToken(SqlParser.LPAREN, 0); }
public ExpressionContext expression() {
return getRuleContext(ExpressionContext.class,0);
}
public TerminalNode RPAREN() { return getToken(SqlParser.RPAREN, 0); }
public ParenExprContext(FactorContext ctx) { copyFrom(ctx); }
@Override
public void enterRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).enterParenExpr(this);
}
@Override
public void exitRule(ParseTreeListener listener) {
if ( listener instanceof SqlParserListener ) ((SqlParserListener)listener).exitParenExpr(this);
}
@Override
public T accept(ParseTreeVisitor visitor) {
if ( visitor instanceof SqlParserVisitor ) return ((SqlParserVisitor)visitor).visitParenExpr(this);
else return visitor.visitChildren(this);
}
}
public final FactorContext factor() throws RecognitionException {
return factor(0);
}
private FactorContext factor(int _p) throws RecognitionException {
ParserRuleContext _parentctx = _ctx;
int _parentState = getState();
FactorContext _localctx = new FactorContext(_ctx, _parentState);
FactorContext _prevctx = _localctx;
int _startState = 6;
enterRecursionRule(_localctx, 6, RULE_factor, _p);
try {
int _alt;
enterOuterAlt(_localctx, 1);
{
setState(93);
_errHandler.sync(this);
switch (_input.LA(1)) {
case DOUBLE:
{
_localctx = new NumberExprContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
setState(81);
match(DOUBLE);
}
break;
case INTEGER:
{
_localctx = new NumberExprContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
setState(82);
match(INTEGER);
}
break;
case STRING:
{
_localctx = new StringExprContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
setState(83);
match(STRING);
}
break;
case TRUE:
{
_localctx = new BooleanExprContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
setState(84);
match(TRUE);
}
break;
case FALSE:
{
_localctx = new BooleanExprContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
setState(85);
match(FALSE);
}
break;
case UNDEFINED:
{
_localctx = new NullExprContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
setState(86);
match(UNDEFINED);
}
break;
case NULL:
{
_localctx = new NullExprContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
setState(87);
match(NULL);
}
break;
case VARIABLE:
{
_localctx = new VariableExprContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
setState(88);
match(VARIABLE);
}
break;
case LPAREN:
{
_localctx = new ParenExprContext(_localctx);
_ctx = _localctx;
_prevctx = _localctx;
setState(89);
match(LPAREN);
setState(90);
expression(0);
setState(91);
match(RPAREN);
}
break;
default:
throw new NoViableAltException(this);
}
_ctx.stop = _input.LT(-1);
setState(109);
_errHandler.sync(this);
_alt = getInterpreter().adaptivePredict(_input,6,_ctx);
while ( _alt!=2 && _alt!=org.antlr.v4.runtime.atn.ATN.INVALID_ALT_NUMBER ) {
if ( _alt==1 ) {
if ( _parseListeners!=null ) triggerExitRuleEvent();
_prevctx = _localctx;
{
setState(107);
_errHandler.sync(this);
switch ( getInterpreter().adaptivePredict(_input,5,_ctx) ) {
case 1:
{
_localctx = new MathExprContext(new FactorContext(_parentctx, _parentState));
((MathExprContext)_localctx).left = _prevctx;
pushNewRecursionContext(_localctx, _startState, RULE_factor);
setState(95);
if (!(precpred(_ctx, 4))) throw new FailedPredicateException(this, "precpred(_ctx, 4)");
setState(96);
((MathExprContext)_localctx).op = match(TIMES);
setState(97);
((MathExprContext)_localctx).right = factor(5);
}
break;
case 2:
{
_localctx = new MathExprContext(new FactorContext(_parentctx, _parentState));
((MathExprContext)_localctx).left = _prevctx;
pushNewRecursionContext(_localctx, _startState, RULE_factor);
setState(98);
if (!(precpred(_ctx, 3))) throw new FailedPredicateException(this, "precpred(_ctx, 3)");
setState(99);
((MathExprContext)_localctx).op = match(DIVIDE);
setState(100);
((MathExprContext)_localctx).right = factor(4);
}
break;
case 3:
{
_localctx = new MathExprContext(new FactorContext(_parentctx, _parentState));
((MathExprContext)_localctx).left = _prevctx;
pushNewRecursionContext(_localctx, _startState, RULE_factor);
setState(101);
if (!(precpred(_ctx, 2))) throw new FailedPredicateException(this, "precpred(_ctx, 2)");
setState(102);
((MathExprContext)_localctx).op = match(PLUS);
setState(103);
((MathExprContext)_localctx).right = factor(3);
}
break;
case 4:
{
_localctx = new MathExprContext(new FactorContext(_parentctx, _parentState));
((MathExprContext)_localctx).left = _prevctx;
pushNewRecursionContext(_localctx, _startState, RULE_factor);
setState(104);
if (!(precpred(_ctx, 1))) throw new FailedPredicateException(this, "precpred(_ctx, 1)");
setState(105);
((MathExprContext)_localctx).op = match(MINUS);
setState(106);
((MathExprContext)_localctx).right = factor(2);
}
break;
}
}
}
setState(111);
_errHandler.sync(this);
_alt = getInterpreter().adaptivePredict(_input,6,_ctx);
}
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
unrollRecursionContexts(_parentctx);
}
return _localctx;
}
public boolean sempred(RuleContext _localctx, int ruleIndex, int predIndex) {
switch (ruleIndex) {
case 1:
return expression_sempred((ExpressionContext)_localctx, predIndex);
case 3:
return factor_sempred((FactorContext)_localctx, predIndex);
}
return true;
}
private boolean expression_sempred(ExpressionContext _localctx, int predIndex) {
switch (predIndex) {
case 0:
return precpred(_ctx, 4);
case 1:
return precpred(_ctx, 3);
}
return true;
}
private boolean factor_sempred(FactorContext _localctx, int predIndex) {
switch (predIndex) {
case 2:
return precpred(_ctx, 4);
case 3:
return precpred(_ctx, 3);
case 4:
return precpred(_ctx, 2);
case 5:
return precpred(_ctx, 1);
}
return true;
}
public static final String _serializedATN =
"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\3!s\4\2\t\2\4\3\t\3"+
"\4\4\t\4\4\5\t\5\3\2\3\2\3\3\3\3\3\3\3\3\5\3\21\n\3\3\3\3\3\3\3\3\3\3"+
"\3\3\3\7\3\31\n\3\f\3\16\3\34\13\3\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4"+
"\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3"+
"\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4\3\4"+
"\3\4\3\4\3\4\3\4\3\4\3\4\3\4\5\4Q\n\4\3\5\3\5\3\5\3\5\3\5\3\5\3\5\3\5"+
"\3\5\3\5\3\5\3\5\3\5\5\5`\n\5\3\5\3\5\3\5\3\5\3\5\3\5\3\5\3\5\3\5\3\5"+
"\3\5\3\5\7\5n\n\5\f\5\16\5q\13\5\3\5\2\4\4\b\6\2\4\6\b\2\2\2\u008a\2\n"+
"\3\2\2\2\4\20\3\2\2\2\6P\3\2\2\2\b_\3\2\2\2\n\13\5\4\3\2\13\3\3\2\2\2"+
"\f\r\b\3\1\2\r\16\7\5\2\2\16\21\5\4\3\4\17\21\5\6\4\2\20\f\3\2\2\2\20"+
"\17\3\2\2\2\21\32\3\2\2\2\22\23\f\6\2\2\23\24\7\3\2\2\24\31\5\4\3\7\25"+
"\26\f\5\2\2\26\27\7\4\2\2\27\31\5\4\3\6\30\22\3\2\2\2\30\25\3\2\2\2\31"+
"\34\3\2\2\2\32\30\3\2\2\2\32\33\3\2\2\2\33\5\3\2\2\2\34\32\3\2\2\2\35"+
"\36\5\b\5\2\36\37\7\20\2\2\37 \5\b\5\2 Q\3\2\2\2!\"\5\b\5\2\"#\7\21\2"+
"\2#$\5\b\5\2$Q\3\2\2\2%&\5\b\5\2&\'\7\22\2\2\'(\5\b\5\2(Q\3\2\2\2)*\5"+
"\b\5\2*+\7\23\2\2+,\5\b\5\2,Q\3\2\2\2-.\5\b\5\2./\7\24\2\2/\60\5\b\5\2"+
"\60Q\3\2\2\2\61\62\5\b\5\2\62\63\7\26\2\2\63\64\5\b\5\2\64Q\3\2\2\2\65"+
"\66\5\b\5\2\66\67\7\25\2\2\678\5\b\5\28Q\3\2\2\29:\5\b\5\2:;\7\7\2\2;"+
"<\5\b\5\2\5\b\5\2>?\7\6\2\2?@\5\b\5\2@Q\3\2\2\2AB\5\b\5\2"+
"BC\7\b\2\2CQ\3\2\2\2DE\5\b\5\2EF\7\t\2\2FQ\3\2\2\2GH\5\b\5\2HI\7\n\2\2"+
"IJ\5\b\5\2JQ\3\2\2\2KL\5\b\5\2LM\7\13\2\2MN\5\b\5\2NQ\3\2\2\2OQ\5\b\5"+
"\2P\35\3\2\2\2P!\3\2\2\2P%\3\2\2\2P)\3\2\2\2P-\3\2\2\2P\61\3\2\2\2P\65"+
"\3\2\2\2P9\3\2\2\2P=\3\2\2\2PA\3\2\2\2PD\3\2\2\2PG\3\2\2\2PK\3\2\2\2P"+
"O\3\2\2\2Q\7\3\2\2\2RS\b\5\1\2S`\7\37\2\2T`\7\36\2\2U`\7\35\2\2V`\7\f"+
"\2\2W`\7\r\2\2X`\7\16\2\2Y`\7\17\2\2Z`\7 \2\2[\\\7\33\2\2\\]\5\4\3\2]"+
"^\7\34\2\2^`\3\2\2\2_R\3\2\2\2_T\3\2\2\2_U\3\2\2\2_V\3\2\2\2_W\3\2\2\2"+
"_X\3\2\2\2_Y\3\2\2\2_Z\3\2\2\2_[\3\2\2\2`o\3\2\2\2ab\f\6\2\2bc\7\31\2"+
"\2cn\5\b\5\7de\f\5\2\2ef\7\32\2\2fn\5\b\5\6gh\f\4\2\2hi\7\27\2\2in\5\b"+
"\5\5jk\f\3\2\2kl\7\30\2\2ln\5\b\5\4ma\3\2\2\2md\3\2\2\2mg\3\2\2\2mj\3"+
"\2\2\2nq\3\2\2\2om\3\2\2\2op\3\2\2\2p\t\3\2\2\2qo\3\2\2\2\t\20\30\32P"+
"_mo";
public static final ATN _ATN =
new ATNDeserializer().deserialize(_serializedATN.toCharArray());
static {
_decisionToDFA = new DFA[_ATN.getNumberOfDecisions()];
for (int i = 0; i < _ATN.getNumberOfDecisions(); i++) {
_decisionToDFA[i] = new DFA(_ATN.getDecisionState(i), i);
}
}
}