public abstract class AbstractLexer extends Lexer
Because antlr4 does not support generating lexer with specified interface, we have to create a super class for it and implement the interface.
| Fields inherited from class | Fields | 
|---|---|
class Lexer | 
                            DEFAULT_MODE, MORE, SKIP, DEFAULT_TOKEN_CHANNEL, HIDDEN, MIN_CHAR_VALUE, MAX_CHAR_VALUE, _input, _token, _tokenStartCharIndex, _tokenStartLine, _tokenStartCharPositionInLine, _hitEOF, _channel, _type, _modeStack, _mode, _text, EOF | 
                        
| Constructor and description | 
|---|
                                AbstractLexer
                                (CharStream input) | 
                        
| Methods inherited from class | Name | 
|---|---|
class Lexer | 
                            nextToken, getType, mode, skip, reset, getInputStream, getInputStream, getChannel, setType, more, setText, setInputStream, emit, emit, getToken, getText, getLine, getCharPositionInLine, getSourceName, notifyListeners, setLine, recover, recover, getTokenFactory, setTokenFactory, getChannelNames, getModeNames, popMode, getTokenNames, setToken, pushMode, getAllTokens, setChannel, getErrorDisplay, getErrorDisplay, getCharIndex, emitEOF, setCharPositionInLine, getCharErrorDisplay, getState, action, setState, removeErrorListeners, getInterpreter, addErrorListener, getRuleNames, getATN, setInterpreter, getSerializedATN, sempred, getVocabulary, getGrammarFileName, getRuleIndexMap, getTokenType, getTokenTypeMap, getErrorHeader, getErrorListeners, precpred, getParseInfo, getTokenErrorDisplay, removeErrorListener, getErrorListenerDispatch, wait, wait, wait, equals, toString, hashCode, getClass, notify, notifyAll | 
                        
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