Package org.apache.groovy.parser.antlr4

# Class GroovyLangLexer

java.lang.Object
org.antlr.v4.runtime.Recognizer<java.lang.Integer,​org.antlr.v4.runtime.atn.LexerATNSimulator>
org.antlr.v4.runtime.Lexer
org.apache.groovy.parser.antlr4.AbstractLexer
org.apache.groovy.parser.antlr4.GroovyLexer
org.apache.groovy.parser.antlr4.GroovyLangLexer

All Implemented Interfaces:
  `org.antlr.v4.runtime.TokenSource`, `SyntaxErrorReportable`

    public class GroovyLangLexer
    extends GroovyLexer

The lexer for Groovy programming language, which is based on the lexer generated by Antlr4

- ## Field Summary

  ### Fields inherited from class org.apache.groovy.parser.antlr4.GroovyLexer

  `_ATN, _serializedATN, ABSTRACT, ADD, ADD_ASSIGN, AND, AND_ASSIGN, ARROW, AS, ASSERT, ASSIGN, AT, BITAND, BITNOT, BITOR, BooleanLiteral, BREAK, BuiltInPrimitiveType, CapitalizedIdentifier, CASE, CATCH, channelNames, CLASS, COLON, COMMA, CONST, CONTINUE, DEC, DEF, DEFAULT, DIV, DIV_ASSIGN, DO, DOLLAR_SLASHY_GSTRING_MODE, DOT, DQ_GSTRING_MODE, ELLIPSIS, ELSE, ELVIS, ELVIS_ASSIGN, ENUM, EQUAL, EXTENDS, FINAL, FINALLY, FloatingPointLiteral, FOR, GE, GOTO, GSTRING_PATH_MODE, GSTRING_TYPE_SELECTOR_MODE, GStringBegin, GStringEnd, GStringPart, GStringPathPart, GT, IDENTICAL, Identifier, IF, IMPLEMENTS, IMPORT, IN, INC, INSTANCEOF, IntegerLiteral, INTERFACE, LBRACE, LBRACK, LE, LPAREN, LSHIFT_ASSIGN, LT, METHOD_POINTER, METHOD_REFERENCE, MOD, MOD_ASSIGN, modeNames, MUL, MUL_ASSIGN, NATIVE, NEW, NL, NOT, NOT_IDENTICAL, NOT_IN, NOT_INSTANCEOF, NOTEQUAL, NullLiteral, OR, OR_ASSIGN, PACKAGE, POWER, POWER_ASSIGN, PRIVATE, PROTECTED, PUBLIC, QUESTION, RANGE_EXCLUSIVE, RANGE_INCLUSIVE, RBRACE, RBRACK, REGEX_FIND, REGEX_MATCH, RETURN, RollBackOne, RPAREN, RSHIFT_ASSIGN, ruleNames, SAFE_CHAIN_DOT, SAFE_DOT, SEMI, SH_COMMENT, SLASHY_GSTRING_MODE, SPACESHIP, SPREAD_DOT, STATIC, STRICTFP, StringLiteral, SUB, SUB_ASSIGN, SUPER, SWITCH, SYNCHRONIZED, TDQ_GSTRING_MODE, THIS, THREADSAFE, THROW, THROWS, tokenNames, TRAIT, TRANSIENT, TRY, UNEXPECTED_CHAR, URSHIFT_ASSIGN, VAR, VOCABULARY, VOID, VOLATILE, WHILE, WS, XOR, XOR_ASSIGN`

  ### Fields inherited from class org.antlr.v4.runtime.Lexer

  `_channel, _factory, _hitEOF, _input, _mode, _modeStack, _text, _token, _tokenFactorySourcePair, _tokenStartCharIndex, _tokenStartCharPositionInLine, _tokenStartLine, _type, DEFAULT_MODE, DEFAULT_TOKEN_CHANNEL, HIDDEN, MAX_CHAR_VALUE, MIN_CHAR_VALUE, MORE, SKIP`

  ### Fields inherited from class org.antlr.v4.runtime.Recognizer

  `_interp, EOF`

  ### Fields inherited from interface org.apache.groovy.parser.antlr4.SyntaxErrorReportable

  `NO_OFFSET`

- ## Constructor Summary

  Constructors
  Constructor | Description
  --- | ---
  `GroovyLangLexer​(java.io.Reader reader)` |
  `GroovyLangLexer​(org.antlr.v4.runtime.CharStream input)` |

- ## Method Summary

  Modifier and Type | Method | Description
  --- | --- | ---
  `void` | `recover​(org.antlr.v4.runtime.LexerNoViableAltException e)` |
  `protected void` | `rollbackOneChar()` | just a hook, which will be overrided by GroovyLangLexer

  ### Methods inherited from class org.apache.groovy.parser.antlr4.GroovyLexer

  `action, emit, enterParenCallback, exitParenCallback, getChannelNames, getErrorColumn, getErrorLine, getGrammarFileName, getModeNames, getRuleNames, getSerializedATN, getSyntaxErrorSource, getTokenNames, getVocabulary, isErrorIgnored, popMode, sempred, setErrorIgnored`

  ### Methods inherited from class org.antlr.v4.runtime.Lexer

  `emit, emitEOF, getAllTokens, getChannel, getCharErrorDisplay, getCharIndex, getCharPositionInLine, getErrorDisplay, getErrorDisplay, getInputStream, getLine, getSourceName, getText, getToken, getTokenFactory, getType, mode, more, nextToken, notifyListeners, pushMode, recover, reset, setChannel, setCharPositionInLine, setInputStream, setLine, setText, setToken, setTokenFactory, setType, skip, validateInputStream`

  ### Methods inherited from class org.antlr.v4.runtime.Recognizer

  `addErrorListener, getATN, getErrorHeader, getErrorListenerDispatch, getErrorListeners, getInterpreter, getParseInfo, getRuleIndexMap, getState, getTokenErrorDisplay, getTokenType, getTokenTypeMap, precpred, removeErrorListener, removeErrorListeners, setInterpreter, setState`

  ### Methods inherited from class java.lang.Object

  `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

  ### Methods inherited from interface org.apache.groovy.parser.antlr4.SyntaxErrorReportable

  `genPositionInfo, genPositionInfo, require, require, require, require, require, require, throwSyntaxError, throwSyntaxError`

- ## Constructor Details

  - ### GroovyLangLexer

    public GroovyLangLexer​(java.io.Reader reader) throws java.io.IOException
    Throws:
      `java.io.IOException`

  - ### GroovyLangLexer

    public GroovyLangLexer​(org.antlr.v4.runtime.CharStream input)

- ## Method Details

  - ### recover

    public void recover​(org.antlr.v4.runtime.LexerNoViableAltException e)
    Overrides:
      `recover` in class `org.antlr.v4.runtime.Lexer`

  - ### rollbackOneChar

    protected void rollbackOneChar()
    Description copied from class: `GroovyLexer`
    just a hook, which will be overrided by GroovyLangLexer
    Overrides:
      `rollbackOneChar` in class `GroovyLexer`