/*
 * Copyright 2023 the original author or authors.
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * https://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
// Generated from java-escape by ANTLR 4.11.1
package org.openrewrite.maven.internal.grammar;

import org.antlr.v4.runtime.*;
import org.antlr.v4.runtime.atn.ATN;
import org.antlr.v4.runtime.atn.ATNDeserializer;
import org.antlr.v4.runtime.atn.ParserATNSimulator;
import org.antlr.v4.runtime.atn.PredictionContextCache;
import org.antlr.v4.runtime.dfa.DFA;
import org.antlr.v4.runtime.tree.ParseTreeListener;
import org.antlr.v4.runtime.tree.ParseTreeVisitor;
import org.antlr.v4.runtime.tree.TerminalNode;

import java.util.List;

@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast", "CheckReturnValue"})
public class VersionRangeParser extends Parser {
	static { RuntimeMetaData.checkVersion("4.11.1", RuntimeMetaData.VERSION); }

	protected static final DFA[] _decisionToDFA;
	protected static final PredictionContextCache _sharedContextCache =
		new PredictionContextCache();
	public static final int
		COMMA=1, PROPERTY_OPEN=2, PROPERTY_CLOSE=3, OPEN_RANGE_OPEN=4, OPEN_RANGE_CLOSE=5, 
		CLOSED_RANGE_OPEN=6, CLOSED_RANGE_CLOSE=7, Version=8, WS=9;
	public static final int
		RULE_versionRequirement = 0, RULE_range = 1, RULE_bounds = 2, RULE_exactly = 3, 
		RULE_boundedLower = 4, RULE_unboundedLower = 5, RULE_version = 6;
	private static String[] makeRuleNames() {
		return new String[] {
			"versionRequirement", "range", "bounds", "exactly", "boundedLower", "unboundedLower", 
			"version"
		};
	}
	public static final String[] ruleNames = makeRuleNames();

	private static String[] makeLiteralNames() {
		return new String[] {
			null, "','", "'${'", "'}'", "'('", "')'", "'['", "']'"
		};
	}
	private static final String[] _LITERAL_NAMES = makeLiteralNames();
	private static String[] makeSymbolicNames() {
		return new String[] {
			null, "COMMA", "PROPERTY_OPEN", "PROPERTY_CLOSE", "OPEN_RANGE_OPEN", 
			"OPEN_RANGE_CLOSE", "CLOSED_RANGE_OPEN", "CLOSED_RANGE_CLOSE", "Version", 
			"WS"
		};
	}
	private static final String[] _SYMBOLIC_NAMES = makeSymbolicNames();
	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] = "<INVALID>";
			}
		}
	}

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

	@Override

	public Vocabulary getVocabulary() {
		return VOCABULARY;
	}

	@Override
	public String getGrammarFileName() { return "java-escape"; }

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

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

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

	public VersionRangeParser(TokenStream input) {
		super(input);
		_interp = new ParserATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
	}

	@SuppressWarnings("CheckReturnValue")
	public static class VersionRequirementContext extends ParserRuleContext {
		public List<RangeContext> range() {
			return getRuleContexts(RangeContext.class);
		}
		public RangeContext range(int i) {
			return getRuleContext(RangeContext.class,i);
		}
		public List<TerminalNode> COMMA() { return getTokens(VersionRangeParser.COMMA); }
		public TerminalNode COMMA(int i) {
			return getToken(VersionRangeParser.COMMA, i);
		}
		public VersionRequirementContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_versionRequirement; }
		@Override
		public void enterRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).enterVersionRequirement(this);
		}
		@Override
		public void exitRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).exitVersionRequirement(this);
		}
		@Override
		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
			if ( visitor instanceof VersionRangeParserVisitor ) return ((VersionRangeParserVisitor<? extends T>)visitor).visitVersionRequirement(this);
			else return visitor.visitChildren(this);
		}
	}

	public final VersionRequirementContext versionRequirement() throws RecognitionException {
		VersionRequirementContext _localctx = new VersionRequirementContext(_ctx, getState());
		enterRule(_localctx, 0, RULE_versionRequirement);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(14);
			range();
			setState(19);
			_errHandler.sync(this);
			_la = _input.LA(1);
			while (_la==COMMA) {
				{
				{
				setState(15);
				match(COMMA);
				setState(16);
				range();
				}
				}
				setState(21);
				_errHandler.sync(this);
				_la = _input.LA(1);
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class RangeContext extends ParserRuleContext {
		public BoundsContext bounds() {
			return getRuleContext(BoundsContext.class,0);
		}
		public TerminalNode OPEN_RANGE_OPEN() { return getToken(VersionRangeParser.OPEN_RANGE_OPEN, 0); }
		public TerminalNode CLOSED_RANGE_OPEN() { return getToken(VersionRangeParser.CLOSED_RANGE_OPEN, 0); }
		public TerminalNode OPEN_RANGE_CLOSE() { return getToken(VersionRangeParser.OPEN_RANGE_CLOSE, 0); }
		public TerminalNode CLOSED_RANGE_CLOSE() { return getToken(VersionRangeParser.CLOSED_RANGE_CLOSE, 0); }
		public RangeContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_range; }
		@Override
		public void enterRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).enterRange(this);
		}
		@Override
		public void exitRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).exitRange(this);
		}
		@Override
		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
			if ( visitor instanceof VersionRangeParserVisitor ) return ((VersionRangeParserVisitor<? extends T>)visitor).visitRange(this);
			else return visitor.visitChildren(this);
		}
	}

	public final RangeContext range() throws RecognitionException {
		RangeContext _localctx = new RangeContext(_ctx, getState());
		enterRule(_localctx, 2, RULE_range);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(22);
			_la = _input.LA(1);
			if ( !(_la==OPEN_RANGE_OPEN || _la==CLOSED_RANGE_OPEN) ) {
			_errHandler.recoverInline(this);
			}
			else {
				if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
				_errHandler.reportMatch(this);
				consume();
			}
			setState(23);
			bounds();
			setState(24);
			_la = _input.LA(1);
			if ( !(_la==OPEN_RANGE_CLOSE || _la==CLOSED_RANGE_CLOSE) ) {
			_errHandler.recoverInline(this);
			}
			else {
				if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
				_errHandler.reportMatch(this);
				consume();
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class BoundsContext extends ParserRuleContext {
		public BoundedLowerContext boundedLower() {
			return getRuleContext(BoundedLowerContext.class,0);
		}
		public UnboundedLowerContext unboundedLower() {
			return getRuleContext(UnboundedLowerContext.class,0);
		}
		public ExactlyContext exactly() {
			return getRuleContext(ExactlyContext.class,0);
		}
		public BoundsContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_bounds; }
		@Override
		public void enterRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).enterBounds(this);
		}
		@Override
		public void exitRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).exitBounds(this);
		}
		@Override
		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
			if ( visitor instanceof VersionRangeParserVisitor ) return ((VersionRangeParserVisitor<? extends T>)visitor).visitBounds(this);
			else return visitor.visitChildren(this);
		}
	}

	public final BoundsContext bounds() throws RecognitionException {
		BoundsContext _localctx = new BoundsContext(_ctx, getState());
		enterRule(_localctx, 4, RULE_bounds);
		try {
			setState(29);
			_errHandler.sync(this);
			switch ( getInterpreter().adaptivePredict(_input,1,_ctx) ) {
			case 1:
				enterOuterAlt(_localctx, 1);
				{
				setState(26);
				boundedLower();
				}
				break;
			case 2:
				enterOuterAlt(_localctx, 2);
				{
				setState(27);
				unboundedLower();
				}
				break;
			case 3:
				enterOuterAlt(_localctx, 3);
				{
				setState(28);
				exactly();
				}
				break;
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class ExactlyContext extends ParserRuleContext {
		public TerminalNode Version() { return getToken(VersionRangeParser.Version, 0); }
		public ExactlyContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_exactly; }
		@Override
		public void enterRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).enterExactly(this);
		}
		@Override
		public void exitRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).exitExactly(this);
		}
		@Override
		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
			if ( visitor instanceof VersionRangeParserVisitor ) return ((VersionRangeParserVisitor<? extends T>)visitor).visitExactly(this);
			else return visitor.visitChildren(this);
		}
	}

	public final ExactlyContext exactly() throws RecognitionException {
		ExactlyContext _localctx = new ExactlyContext(_ctx, getState());
		enterRule(_localctx, 6, RULE_exactly);
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(31);
			match(Version);
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class BoundedLowerContext extends ParserRuleContext {
		public List<TerminalNode> Version() { return getTokens(VersionRangeParser.Version); }
		public TerminalNode Version(int i) {
			return getToken(VersionRangeParser.Version, i);
		}
		public TerminalNode COMMA() { return getToken(VersionRangeParser.COMMA, 0); }
		public BoundedLowerContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_boundedLower; }
		@Override
		public void enterRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).enterBoundedLower(this);
		}
		@Override
		public void exitRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).exitBoundedLower(this);
		}
		@Override
		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
			if ( visitor instanceof VersionRangeParserVisitor ) return ((VersionRangeParserVisitor<? extends T>)visitor).visitBoundedLower(this);
			else return visitor.visitChildren(this);
		}
	}

	public final BoundedLowerContext boundedLower() throws RecognitionException {
		BoundedLowerContext _localctx = new BoundedLowerContext(_ctx, getState());
		enterRule(_localctx, 8, RULE_boundedLower);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			{
			setState(33);
			match(Version);
			setState(34);
			match(COMMA);
			setState(36);
			_errHandler.sync(this);
			_la = _input.LA(1);
			if (_la==Version) {
				{
				setState(35);
				match(Version);
				}
			}

			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class UnboundedLowerContext extends ParserRuleContext {
		public TerminalNode COMMA() { return getToken(VersionRangeParser.COMMA, 0); }
		public TerminalNode Version() { return getToken(VersionRangeParser.Version, 0); }
		public UnboundedLowerContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_unboundedLower; }
		@Override
		public void enterRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).enterUnboundedLower(this);
		}
		@Override
		public void exitRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).exitUnboundedLower(this);
		}
		@Override
		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
			if ( visitor instanceof VersionRangeParserVisitor ) return ((VersionRangeParserVisitor<? extends T>)visitor).visitUnboundedLower(this);
			else return visitor.visitChildren(this);
		}
	}

	public final UnboundedLowerContext unboundedLower() throws RecognitionException {
		UnboundedLowerContext _localctx = new UnboundedLowerContext(_ctx, getState());
		enterRule(_localctx, 10, RULE_unboundedLower);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			{
			setState(38);
			match(COMMA);
			setState(40);
			_errHandler.sync(this);
			_la = _input.LA(1);
			if (_la==Version) {
				{
				setState(39);
				match(Version);
				}
			}

			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class VersionContext extends ParserRuleContext {
		public TerminalNode Version() { return getToken(VersionRangeParser.Version, 0); }
		public TerminalNode PROPERTY_OPEN() { return getToken(VersionRangeParser.PROPERTY_OPEN, 0); }
		public TerminalNode PROPERTY_CLOSE() { return getToken(VersionRangeParser.PROPERTY_CLOSE, 0); }
		public VersionContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_version; }
		@Override
		public void enterRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).enterVersion(this);
		}
		@Override
		public void exitRule(ParseTreeListener listener) {
			if ( listener instanceof VersionRangeParserListener ) ((VersionRangeParserListener)listener).exitVersion(this);
		}
		@Override
		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
			if ( visitor instanceof VersionRangeParserVisitor ) return ((VersionRangeParserVisitor<? extends T>)visitor).visitVersion(this);
			else return visitor.visitChildren(this);
		}
	}

	public final VersionContext version() throws RecognitionException {
		VersionContext _localctx = new VersionContext(_ctx, getState());
		enterRule(_localctx, 12, RULE_version);
		try {
			setState(46);
			_errHandler.sync(this);
			switch (_input.LA(1)) {
			case Version:
				enterOuterAlt(_localctx, 1);
				{
				setState(42);
				match(Version);
				}
				break;
			case PROPERTY_OPEN:
				enterOuterAlt(_localctx, 2);
				{
				{
				setState(43);
				match(PROPERTY_OPEN);
				setState(44);
				match(Version);
				setState(45);
				match(PROPERTY_CLOSE);
				}
				}
				break;
			default:
				throw new NoViableAltException(this);
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	public static final String _serializedATN =
		"\u0004\u0001\t1\u0002\u0000\u0007\u0000\u0002\u0001\u0007\u0001\u0002"+
		"\u0002\u0007\u0002\u0002\u0003\u0007\u0003\u0002\u0004\u0007\u0004\u0002"+
		"\u0005\u0007\u0005\u0002\u0006\u0007\u0006\u0001\u0000\u0001\u0000\u0001"+
		"\u0000\u0005\u0000\u0012\b\u0000\n\u0000\f\u0000\u0015\t\u0000\u0001\u0001"+
		"\u0001\u0001\u0001\u0001\u0001\u0001\u0001\u0002\u0001\u0002\u0001\u0002"+
		"\u0003\u0002\u001e\b\u0002\u0001\u0003\u0001\u0003\u0001\u0004\u0001\u0004"+
		"\u0001\u0004\u0003\u0004%\b\u0004\u0001\u0005\u0001\u0005\u0003\u0005"+
		")\b\u0005\u0001\u0006\u0001\u0006\u0001\u0006\u0001\u0006\u0003\u0006"+
		"/\b\u0006\u0001\u0006\u0000\u0000\u0007\u0000\u0002\u0004\u0006\b\n\f"+
		"\u0000\u0002\u0002\u0000\u0004\u0004\u0006\u0006\u0002\u0000\u0005\u0005"+
		"\u0007\u0007/\u0000\u000e\u0001\u0000\u0000\u0000\u0002\u0016\u0001\u0000"+
		"\u0000\u0000\u0004\u001d\u0001\u0000\u0000\u0000\u0006\u001f\u0001\u0000"+
		"\u0000\u0000\b!\u0001\u0000\u0000\u0000\n&\u0001\u0000\u0000\u0000\f."+
		"\u0001\u0000\u0000\u0000\u000e\u0013\u0003\u0002\u0001\u0000\u000f\u0010"+
		"\u0005\u0001\u0000\u0000\u0010\u0012\u0003\u0002\u0001\u0000\u0011\u000f"+
		"\u0001\u0000\u0000\u0000\u0012\u0015\u0001\u0000\u0000\u0000\u0013\u0011"+
		"\u0001\u0000\u0000\u0000\u0013\u0014\u0001\u0000\u0000\u0000\u0014\u0001"+
		"\u0001\u0000\u0000\u0000\u0015\u0013\u0001\u0000\u0000\u0000\u0016\u0017"+
		"\u0007\u0000\u0000\u0000\u0017\u0018\u0003\u0004\u0002\u0000\u0018\u0019"+
		"\u0007\u0001\u0000\u0000\u0019\u0003\u0001\u0000\u0000\u0000\u001a\u001e"+
		"\u0003\b\u0004\u0000\u001b\u001e\u0003\n\u0005\u0000\u001c\u001e\u0003"+
		"\u0006\u0003\u0000\u001d\u001a\u0001\u0000\u0000\u0000\u001d\u001b\u0001"+
		"\u0000\u0000\u0000\u001d\u001c\u0001\u0000\u0000\u0000\u001e\u0005\u0001"+
		"\u0000\u0000\u0000\u001f \u0005\b\u0000\u0000 \u0007\u0001\u0000\u0000"+
		"\u0000!\"\u0005\b\u0000\u0000\"$\u0005\u0001\u0000\u0000#%\u0005\b\u0000"+
		"\u0000$#\u0001\u0000\u0000\u0000$%\u0001\u0000\u0000\u0000%\t\u0001\u0000"+
		"\u0000\u0000&(\u0005\u0001\u0000\u0000\')\u0005\b\u0000\u0000(\'\u0001"+
		"\u0000\u0000\u0000()\u0001\u0000\u0000\u0000)\u000b\u0001\u0000\u0000"+
		"\u0000*/\u0005\b\u0000\u0000+,\u0005\u0002\u0000\u0000,-\u0005\b\u0000"+
		"\u0000-/\u0005\u0003\u0000\u0000.*\u0001\u0000\u0000\u0000.+\u0001\u0000"+
		"\u0000\u0000/\r\u0001\u0000\u0000\u0000\u0005\u0013\u001d$(.";
	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);
		}
	}
}
