content: /*
   * Copyright 2018 ABSA Group Limited
   *
   * 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
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * 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 json.g4 by ANTLR 4.8
  package za.co.absa.cobrix.cobol.parser.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 jsonParser extends Parser {
  	protected static final DFA[] _decisionToDFA;
  	protected static final PredictionContextCache _sharedContextCache =
  		new PredictionContextCache();
  	public static final int
  		T__0=1, T__1=2, T__2=3, T__3=4, T__4=5, T__5=6, T__6=7, T__7=8, T__8=9, 
  		STRING=10, NUMBER=11, WS=12;
  	public static final int
  		RULE_json = 0, RULE_obj = 1, RULE_pair = 2, RULE_arr = 3, RULE_value = 4;
  	private static String[] makeRuleNames() {
  		return new String[] {
  			"json", "obj", "pair", "arr", "value"
  		};
  	}
  	public static final String[] ruleNames = makeRuleNames();
  
  	private static String[] makeLiteralNames() {
  		return new String[] {
  			null, "'{'", "','", "'}'", "':'", "'['", "']'", "'true'", "'false'", 
  			"'null'"
  		};
  	}
  	private static final String[] _LITERAL_NAMES = makeLiteralNames();
  	private static String[] makeSymbolicNames() {
  		return new String[] {
  			null, null, null, null, null, null, null, null, null, null, "STRING", 
  			"NUMBER", "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 "json.g4"; }
  
  	@Override
  	public String[] getRuleNames() { return ruleNames; }
  
  	@Override
  	public String getSerializedATN() { return _serializedATN; }
  
  	@Override
  	public ATN getATN() { return _ATN; }
  
  	public jsonParser(TokenStream input) {
  		super(input);
  		_interp = new ParserATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
  	}
  
  	public static class JsonContext extends ParserRuleContext {
  		public ValueContext value() {
  			return getRuleContext(ValueContext.class,0);
  		}
  		public JsonContext(ParserRuleContext parent, int invokingState) {
  			super(parent, invokingState);
  		}
  		@Override public int getRuleIndex() { return RULE_json; }
  		@Override
  		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
  			if ( visitor instanceof jsonVisitor ) return ((jsonVisitor<? extends T>)visitor).visitJson(this);
  			else return visitor.visitChildren(this);
  		}
  	}
  
  	public final JsonContext json() throws RecognitionException {
  		JsonContext _localctx = new JsonContext(_ctx, getState());
  		enterRule(_localctx, 0, RULE_json);
  		try {
  			enterOuterAlt(_localctx, 1);
  			{
  			setState(10);
  			value();
  			}
  		}
  		catch (RecognitionException re) {
  			_localctx.exception = re;
  			_errHandler.reportError(this, re);
  			_errHandler.recover(this, re);
  		}
  		finally {
  			exitRule();
  		}
  		return _localctx;
  	}
  
  	public static class ObjContext extends ParserRuleContext {
  		public List<PairContext> pair() {
  			return getRuleContexts(PairContext.class);
  		}
  		public PairContext pair(int i) {
  			return getRuleContext(PairContext.class,i);
  		}
  		public ObjContext(ParserRuleContext parent, int invokingState) {
  			super(parent, invokingState);
  		}
  		@Override public int getRuleIndex() { return RULE_obj; }
  		@Override
  		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
  			if ( visitor instanceof jsonVisitor ) return ((jsonVisitor<? extends T>)visitor).visitObj(this);
  			else return visitor.visitChildren(this);
  		}
  	}
  
  	public final ObjContext obj() throws RecognitionException {
  		ObjContext _localctx = new ObjContext(_ctx, getState());
  		enterRule(_localctx, 2, RULE_obj);
  		int _la;
  		try {
  			setState(25);
  			_errHandler.sync(this);
  			switch ( getInterpreter().adaptivePredict(_input,1,_ctx) ) {
  			case 1:
  				enterOuterAlt(_localctx, 1);
  				{
  				setState(12);
  				match(T__0);
  				setState(13);
  				pair();
  				setState(18);
  				_errHandler.sync(this);
  				_la = _input.LA(1);
  				while (_la==T__1) {
  					{
  					{
  					setState(14);
  					match(T__1);
  					setState(15);
  					pair();
  					}
  					}
  					setState(20);
  					_errHandler.sync(this);
  					_la = _input.LA(1);
  				}
  				setState(21);
  				match(T__2);
  				}
  				break;
  			case 2:
  				enterOuterAlt(_localctx, 2);
  				{
  				setState(23);
  				match(T__0);
  				setState(24);
  				match(T__2);
  				}
  				break;
  			}
  		}
  		catch (RecognitionException re) {
  			_localctx.exception = re;
  			_errHandler.reportError(this, re);
  			_errHandler.recover(this, re);
  		}
  		finally {
  			exitRule();
  		}
  		return _localctx;
  	}
  
  	public static class PairContext extends ParserRuleContext {
  		public TerminalNode STRING() { return getToken(jsonParser.STRING, 0); }
  		public ValueContext value() {
  			return getRuleContext(ValueContext.class,0);
  		}
  		public PairContext(ParserRuleContext parent, int invokingState) {
  			super(parent, invokingState);
  		}
  		@Override public int getRuleIndex() { return RULE_pair; }
  		@Override
  		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
  			if ( visitor instanceof jsonVisitor ) return ((jsonVisitor<? extends T>)visitor).visitPair(this);
  			else return visitor.visitChildren(this);
  		}
  	}
  
  	public final PairContext pair() throws RecognitionException {
  		PairContext _localctx = new PairContext(_ctx, getState());
  		enterRule(_localctx, 4, RULE_pair);
  		try {
  			enterOuterAlt(_localctx, 1);
  			{
  			setState(27);
  			match(STRING);
  			setState(28);
  			match(T__3);
  			setState(29);
  			value();
  			}
  		}
  		catch (RecognitionException re) {
  			_localctx.exception = re;
  			_errHandler.reportError(this, re);
  			_errHandler.recover(this, re);
  		}
  		finally {
  			exitRule();
  		}
  		return _localctx;
  	}
  
  	public static class ArrContext extends ParserRuleContext {
  		public List<ValueContext> value() {
  			return getRuleContexts(ValueContext.class);
  		}
  		public ValueContext value(int i) {
  			return getRuleContext(ValueContext.class,i);
  		}
  		public ArrContext(ParserRuleContext parent, int invokingState) {
  			super(parent, invokingState);
  		}
  		@Override public int getRuleIndex() { return RULE_arr; }
  		@Override
  		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
  			if ( visitor instanceof jsonVisitor ) return ((jsonVisitor<? extends T>)visitor).visitArr(this);
  			else return visitor.visitChildren(this);
  		}
  	}
  
  	public final ArrContext arr() throws RecognitionException {
  		ArrContext _localctx = new ArrContext(_ctx, getState());
  		enterRule(_localctx, 6, RULE_arr);
  		int _la;
  		try {
  			setState(44);
  			_errHandler.sync(this);
  			switch ( getInterpreter().adaptivePredict(_input,3,_ctx) ) {
  			case 1:
  				enterOuterAlt(_localctx, 1);
  				{
  				setState(31);
  				match(T__4);
  				setState(32);
  				value();
  				setState(37);
  				_errHandler.sync(this);
  				_la = _input.LA(1);
  				while (_la==T__1) {
  					{
  					{
  					setState(33);
  					match(T__1);
  					setState(34);
  					value();
  					}
  					}
  					setState(39);
  					_errHandler.sync(this);
  					_la = _input.LA(1);
  				}
  				setState(40);
  				match(T__5);
  				}
  				break;
  			case 2:
  				enterOuterAlt(_localctx, 2);
  				{
  				setState(42);
  				match(T__4);
  				setState(43);
  				match(T__5);
  				}
  				break;
  			}
  		}
  		catch (RecognitionException re) {
  			_localctx.exception = re;
  			_errHandler.reportError(this, re);
  			_errHandler.recover(this, re);
  		}
  		finally {
  			exitRule();
  		}
  		return _localctx;
  	}
  
  	public static class ValueContext extends ParserRuleContext {
  		public ValueContext(ParserRuleContext parent, int invokingState) {
  			super(parent, invokingState);
  		}
  		@Override public int getRuleIndex() { return RULE_value; }
  	 
  		public ValueContext() { }
  		public void copyFrom(ValueContext ctx) {
  			super.copyFrom(ctx);
  		}
  	}
  	public static class Value_trueContext extends ValueContext {
  		public Value_trueContext(ValueContext ctx) { copyFrom(ctx); }
  		@Override
  		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
  			if ( visitor instanceof jsonVisitor ) return ((jsonVisitor<? extends T>)visitor).visitValue_true(this);
  			else return visitor.visitChildren(this);
  		}
  	}
  	public static class Value_falseContext extends ValueContext {
  		public Value_falseContext(ValueContext ctx) { copyFrom(ctx); }
  		@Override
  		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
  			if ( visitor instanceof jsonVisitor ) return ((jsonVisitor<? extends T>)visitor).visitValue_false(this);
  			else return visitor.visitChildren(this);
  		}
  	}
  	public static class Value_stringContext extends ValueContext {
  		public TerminalNode STRING() { return getToken(jsonParser.STRING, 0); }
  		public Value_stringContext(ValueContext ctx) { copyFrom(ctx); }
  		@Override
  		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
  			if ( visitor instanceof jsonVisitor ) return ((jsonVisitor<? extends T>)visitor).visitValue_string(this);
  			else return visitor.visitChildren(this);
  		}
  	}
  	public static class Value_objContext extends ValueContext {
  		public ObjContext obj() {
  			return getRuleContext(ObjContext.class,0);
  		}
  		public Value_objContext(ValueContext ctx) { copyFrom(ctx); }
  		@Override
  		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
  			if ( visitor instanceof jsonVisitor ) return ((jsonVisitor<? extends T>)visitor).visitValue_obj(this);
  			else return visitor.visitChildren(this);
  		}
  	}
  	public static class Value_numberContext extends ValueContext {
  		public TerminalNode NUMBER() { return getToken(jsonParser.NUMBER, 0); }
  		public Value_numberContext(ValueContext ctx) { copyFrom(ctx); }
  		@Override
  		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
  			if ( visitor instanceof jsonVisitor ) return ((jsonVisitor<? extends T>)visitor).visitValue_number(this);
  			else return visitor.visitChildren(this);
  		}
  	}
  	public static class Value_nullContext extends ValueContext {
  		public Value_nullContext(ValueContext ctx) { copyFrom(ctx); }
  		@Override
  		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
  			if ( visitor instanceof jsonVisitor ) return ((jsonVisitor<? extends T>)visitor).visitValue_null(this);
  			else return visitor.visitChildren(this);
  		}
  	}
  	public static class Value_arrayContext extends ValueContext {
  		public ArrContext arr() {
  			return getRuleContext(ArrContext.class,0);
  		}
  		public Value_arrayContext(ValueContext ctx) { copyFrom(ctx); }
  		@Override
  		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
  			if ( visitor instanceof jsonVisitor ) return ((jsonVisitor<? extends T>)visitor).visitValue_array(this);
  			else return visitor.visitChildren(this);
  		}
  	}
  
  	public final ValueContext value() throws RecognitionException {
  		ValueContext _localctx = new ValueContext(_ctx, getState());
  		enterRule(_localctx, 8, RULE_value);
  		try {
  			setState(53);
  			_errHandler.sync(this);
  			switch (_input.LA(1)) {
  			case STRING:
  				_localctx = new Value_stringContext(_localctx);
  				enterOuterAlt(_localctx, 1);
  				{
  				setState(46);
  				match(STRING);
  				}
  				break;
  			case NUMBER:
  				_localctx = new Value_numberContext(_localctx);
  				enterOuterAlt(_localctx, 2);
  				{
  				setState(47);
  				match(NUMBER);
  				}
  				break;
  			case T__0:
  				_localctx = new Value_objContext(_localctx);
  				enterOuterAlt(_localctx, 3);
  				{
  				setState(48);
  				obj();
  				}
  				break;
  			case T__4:
  				_localctx = new Value_arrayContext(_localctx);
  				enterOuterAlt(_localctx, 4);
  				{
  				setState(49);
  				arr();
  				}
  				break;
  			case T__6:
  				_localctx = new Value_trueContext(_localctx);
  				enterOuterAlt(_localctx, 5);
  				{
  				setState(50);
  				match(T__6);
  				}
  				break;
  			case T__7:
  				_localctx = new Value_falseContext(_localctx);
  				enterOuterAlt(_localctx, 6);
  				{
  				setState(51);
  				match(T__7);
  				}
  				break;
  			case T__8:
  				_localctx = new Value_nullContext(_localctx);
  				enterOuterAlt(_localctx, 7);
  				{
  				setState(52);
  				match(T__8);
  				}
  				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 =
  		"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\3\16:\4\2\t\2\4\3\t"+
  		"\3\4\4\t\4\4\5\t\5\4\6\t\6\3\2\3\2\3\3\3\3\3\3\3\3\7\3\23\n\3\f\3\16\3"+
  		"\26\13\3\3\3\3\3\3\3\3\3\5\3\34\n\3\3\4\3\4\3\4\3\4\3\5\3\5\3\5\3\5\7"+
  		"\5&\n\5\f\5\16\5)\13\5\3\5\3\5\3\5\3\5\5\5/\n\5\3\6\3\6\3\6\3\6\3\6\3"+
  		"\6\3\6\5\68\n\6\3\6\2\2\7\2\4\6\b\n\2\2\2>\2\f\3\2\2\2\4\33\3\2\2\2\6"+
  		"\35\3\2\2\2\b.\3\2\2\2\n\67\3\2\2\2\f\r\5\n\6\2\r\3\3\2\2\2\16\17\7\3"+
  		"\2\2\17\24\5\6\4\2\20\21\7\4\2\2\21\23\5\6\4\2\22\20\3\2\2\2\23\26\3\2"+
  		"\2\2\24\22\3\2\2\2\24\25\3\2\2\2\25\27\3\2\2\2\26\24\3\2\2\2\27\30\7\5"+
  		"\2\2\30\34\3\2\2\2\31\32\7\3\2\2\32\34\7\5\2\2\33\16\3\2\2\2\33\31\3\2"+
  		"\2\2\34\5\3\2\2\2\35\36\7\f\2\2\36\37\7\6\2\2\37 \5\n\6\2 \7\3\2\2\2!"+
  		"\"\7\7\2\2\"\'\5\n\6\2#$\7\4\2\2$&\5\n\6\2%#\3\2\2\2&)\3\2\2\2\'%\3\2"+
  		"\2\2\'(\3\2\2\2(*\3\2\2\2)\'\3\2\2\2*+\7\b\2\2+/\3\2\2\2,-\7\7\2\2-/\7"+
  		"\b\2\2.!\3\2\2\2.,\3\2\2\2/\t\3\2\2\2\608\7\f\2\2\618\7\r\2\2\628\5\4"+
  		"\3\2\638\5\b\5\2\648\7\t\2\2\658\7\n\2\2\668\7\13\2\2\67\60\3\2\2\2\67"+
  		"\61\3\2\2\2\67\62\3\2\2\2\67\63\3\2\2\2\67\64\3\2\2\2\67\65\3\2\2\2\67"+
  		"\66\3\2\2\28\13\3\2\2\2\7\24\33\'.\67";
  	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);
  		}
  	}
  }
  