com.jaeksoft.searchlib.query.parser.BooleanQueryParser Maven / Gradle / Ivy

Go to download
// Generated from com/jaeksoft/searchlib/query/parser/BooleanQuery.g4 by ANTLR 4.3
package com.jaeksoft.searchlib.query.parser;
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 BooleanQueryParser extends Parser {
	static { RuntimeMetaData.checkVersion("4.3", RuntimeMetaData.VERSION); }

	protected static final DFA[] _decisionToDFA;
	protected static final PredictionContextCache _sharedContextCache =
		new PredictionContextCache();
	public static final int
		AND=1, OR=2, NOT=3, STRING=4, QSTRING=5, FIELD=6, WS=7;
	public static final String[] tokenNames = {
		"", "AND", "OR", "NOT", "STRING", "QSTRING", "FIELD", "WS"
	};
	public static final int
		RULE_expression = 0, RULE_term = 1;
	public static final String[] ruleNames = {
		"expression", "term"
	};

	@Override
	public String getGrammarFileName() { return "BooleanQuery.g4"; }

	@Override
	public String[] getTokenNames() { return tokenNames; }

	@Override
	public String[] getRuleNames() { return ruleNames; }

	@Override
	public String getSerializedATN() { return _serializedATN; }

	@Override
	public ATN getATN() { return _ATN; }

	public BooleanQueryParser(TokenStream input) {
		super(input);
		_interp = new ParserATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
	}
	public static class ExpressionContext extends ParserRuleContext {
		public List term() {
			return getRuleContexts(TermContext.class);
		}
		public TermContext term(int i) {
			return getRuleContext(TermContext.class,i);
		}
		public ExpressionContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_expression; }
		@Override
		public void enterRule(ParseTreeListener listener) {
			if ( listener instanceof BooleanQueryListener ) ((BooleanQueryListener)listener).enterExpression(this);
		}
		@Override
		public void exitRule(ParseTreeListener listener) {
			if ( listener instanceof BooleanQueryListener ) ((BooleanQueryListener)listener).exitExpression(this);
		}
	}

	public final ExpressionContext expression() throws RecognitionException {
		ExpressionContext _localctx = new ExpressionContext(_ctx, getState());
		enterRule(_localctx, 0, RULE_expression);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(5); 
			_errHandler.sync(this);
			_la = _input.LA(1);
			do {
				{
				{
				setState(4); term();
				}
				}
				setState(7); 
				_errHandler.sync(this);
				_la = _input.LA(1);
			} while ( (((_la) & ~0x3f) == 0 && ((1L << _la) & ((1L << AND) | (1L << OR) | (1L << NOT) | (1L << STRING) | (1L << QSTRING) | (1L << FIELD))) != 0) );
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	public static class TermContext extends ParserRuleContext {
		public TerminalNode STRING(int i) {
			return getToken(BooleanQueryParser.STRING, i);
		}
		public TerminalNode QSTRING(int i) {
			return getToken(BooleanQueryParser.QSTRING, i);
		}
		public TerminalNode NOT(int i) {
			return getToken(BooleanQueryParser.NOT, i);
		}
		public List AND() { return getTokens(BooleanQueryParser.AND); }
		public List OR() { return getTokens(BooleanQueryParser.OR); }
		public List NOT() { return getTokens(BooleanQueryParser.NOT); }
		public TerminalNode AND(int i) {
			return getToken(BooleanQueryParser.AND, i);
		}
		public TerminalNode FIELD(int i) {
			return getToken(BooleanQueryParser.FIELD, i);
		}
		public List FIELD() { return getTokens(BooleanQueryParser.FIELD); }
		public List QSTRING() { return getTokens(BooleanQueryParser.QSTRING); }
		public List STRING() { return getTokens(BooleanQueryParser.STRING); }
		public TerminalNode OR(int i) {
			return getToken(BooleanQueryParser.OR, i);
		}
		public TermContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_term; }
		@Override
		public void enterRule(ParseTreeListener listener) {
			if ( listener instanceof BooleanQueryListener ) ((BooleanQueryListener)listener).enterTerm(this);
		}
		@Override
		public void exitRule(ParseTreeListener listener) {
			if ( listener instanceof BooleanQueryListener ) ((BooleanQueryListener)listener).exitTerm(this);
		}
	}

	public final TermContext term() throws RecognitionException {
		TermContext _localctx = new TermContext(_ctx, getState());
		enterRule(_localctx, 2, RULE_term);
		int _la;
		try {
			int _alt;
			enterOuterAlt(_localctx, 1);
			{
			setState(10); 
			_errHandler.sync(this);
			_alt = 1;
			do {
				switch (_alt) {
				case 1:
					{
					{
					setState(9);
					_la = _input.LA(1);
					if ( !((((_la) & ~0x3f) == 0 && ((1L << _la) & ((1L << AND) | (1L << OR) | (1L << NOT) | (1L << STRING) | (1L << QSTRING) | (1L << FIELD))) != 0)) ) {
					_errHandler.recoverInline(this);
					}
					consume();
					}
					}
					break;
				default:
					throw new NoViableAltException(this);
				}
				setState(12); 
				_errHandler.sync(this);
				_alt = getInterpreter().adaptivePredict(_input,1,_ctx);
			} while ( _alt!=2 && _alt!=org.antlr.v4.runtime.atn.ATN.INVALID_ALT_NUMBER );
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	public static final String _serializedATN =
		"\3\u0430\ud6d1\u8206\uad2d\u4417\uaef1\u8d80\uaadd\3\t\21\4\2\t\2\4\3"+
		"\t\3\3\2\6\2\b\n\2\r\2\16\2\t\3\3\6\3\r\n\3\r\3\16\3\16\3\3\2\2\4\2\4"+
		"\2\3\3\2\3\b\20\2\7\3\2\2\2\4\f\3\2\2\2\6\b\5\4\3\2\7\6\3\2\2\2\b\t\3"+
		"\2\2\2\t\7\3\2\2\2\t\n\3\2\2\2\n\3\3\2\2\2\13\r\t\2\2\2\f\13\3\2\2\2\r"+
		"\16\3\2\2\2\16\f\3\2\2\2\16\17\3\2\2\2\17\5\3\2\2\2\4\t\16";
	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);
		}
	}
}