javalexer.java

来自「Groovy动态语言 运行在JVM中的动态语言 可以方便的处理业务逻辑变化大的业」· Java 代码 · 共 2,127 行 · 第 1/4 页

		int _cnt363=0;
		_loop363:
		do {
			switch ( LA(1)) {
			case ' ':
			{
				match(' ');
				break;
			}
			case '\t':
			{
				match('\t');
				break;
			}
			case '\u000c':
			{
				match('\f');
				break;
			}
			case '\n':  case '\r':
			{
				{
				if ((LA(1)=='\r') && (LA(2)=='\n') && (true) && (true)) {
					match("\r\n");
				}
				else if ((LA(1)=='\r') && (true) && (true) && (true)) {
					match('\r');
				}
				else if ((LA(1)=='\n')) {
					match('\n');
				}
				else {
					throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());
				}
				
				}
				if ( inputState.guessing==0 ) {
					newline();
				}
				break;
			}
			default:
			{
				if ( _cnt363>=1 ) { break _loop363; } else {throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());}
			}
			}
			_cnt363++;
		} while (true);
		}
		if ( inputState.guessing==0 ) {
			_ttype = Token.SKIP;
		}
		if ( _createToken && _token==null && _ttype!=Token.SKIP ) {
			_token = makeToken(_ttype);
			_token.setText(new String(text.getBuffer(), _begin, text.length()-_begin));
		}
		_returnToken = _token;
	}
	
	public final void mSL_COMMENT(boolean _createToken) throws RecognitionException, CharStreamException, TokenStreamException {
		int _ttype; Token _token=null; int _begin=text.length();
		_ttype = SL_COMMENT;
		int _saveIndex;
		
		match("//");
		{
		_loop367:
		do {
			if ((_tokenSet_0.member(LA(1)))) {
				{
				match(_tokenSet_0);
				}
			}
			else {
				break _loop367;
			}
			
		} while (true);
		}
		{
		switch ( LA(1)) {
		case '\n':
		{
			match('\n');
			break;
		}
		case '\r':
		{
			match('\r');
			{
			if ((LA(1)=='\n')) {
				match('\n');
			}
			else {
			}
			
			}
			break;
		}
		default:
		{
			throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());
		}
		}
		}
		if ( inputState.guessing==0 ) {
			_ttype = Token.SKIP; newline();
		}
		if ( _createToken && _token==null && _ttype!=Token.SKIP ) {
			_token = makeToken(_ttype);
			_token.setText(new String(text.getBuffer(), _begin, text.length()-_begin));
		}
		_returnToken = _token;
	}
	
	public final void mML_COMMENT(boolean _createToken) throws RecognitionException, CharStreamException, TokenStreamException {
		int _ttype; Token _token=null; int _begin=text.length();
		_ttype = ML_COMMENT;
		int _saveIndex;
		
		match("/*");
		{
		_loop373:
		do {
			if ((LA(1)=='\r') && (LA(2)=='\n') && ((LA(3) >= '\u0003' && LA(3) <= '\uffff')) && ((LA(4) >= '\u0003' && LA(4) <= '\uffff'))) {
				match('\r');
				match('\n');
				if ( inputState.guessing==0 ) {
					newline();
				}
			}
			else if (((LA(1)=='*') && ((LA(2) >= '\u0003' && LA(2) <= '\uffff')) && ((LA(3) >= '\u0003' && LA(3) <= '\uffff')))&&( LA(2)!='/' )) {
				match('*');
			}
			else if ((LA(1)=='\r') && ((LA(2) >= '\u0003' && LA(2) <= '\uffff')) && ((LA(3) >= '\u0003' && LA(3) <= '\uffff')) && (true)) {
				match('\r');
				if ( inputState.guessing==0 ) {
					newline();
				}
			}
			else if ((LA(1)=='\n')) {
				match('\n');
				if ( inputState.guessing==0 ) {
					newline();
				}
			}
			else if ((_tokenSet_1.member(LA(1)))) {
				{
				match(_tokenSet_1);
				}
			}
			else {
				break _loop373;
			}
			
		} while (true);
		}
		match("*/");
		if ( inputState.guessing==0 ) {
			_ttype = Token.SKIP;
		}
		if ( _createToken && _token==null && _ttype!=Token.SKIP ) {
			_token = makeToken(_ttype);
			_token.setText(new String(text.getBuffer(), _begin, text.length()-_begin));
		}
		_returnToken = _token;
	}
	
	public final void mSTRING_LITERAL(boolean _createToken) throws RecognitionException, CharStreamException, TokenStreamException {
		int _ttype; Token _token=null; int _begin=text.length();
		_ttype = STRING_LITERAL;
		int _saveIndex;
		
		switch ( LA(1)) {
		case '"':
		{
			match('"');
			{
			_loop377:
			do {
				if ((LA(1)=='\\')) {
					mESC(false);
				}
				else if ((_tokenSet_2.member(LA(1)))) {
					{
					match(_tokenSet_2);
					}
				}
				else {
					break _loop377;
				}
				
			} while (true);
			}
			match('"');
			break;
		}
		case '\'':
		{
			match('\'');
			{
			if ((LA(1)=='\\')) {
				mESC(false);
			}
			else if ((_tokenSet_3.member(LA(1)))) {
				{
				match(_tokenSet_3);
				}
			}
			else {
				throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());
			}
			
			}
			match('\'');
			break;
		}
		default:
		{
			throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());
		}
		}
		if ( _createToken && _token==null && _ttype!=Token.SKIP ) {
			_token = makeToken(_ttype);
			_token.setText(new String(text.getBuffer(), _begin, text.length()-_begin));
		}
		_returnToken = _token;
	}
	
	protected final void mESC(boolean _createToken) throws RecognitionException, CharStreamException, TokenStreamException {
		int _ttype; Token _token=null; int _begin=text.length();
		_ttype = ESC;
		int _saveIndex;
		
		match('\\');
		{
		switch ( LA(1)) {
		case 'n':
		{
			match('n');
			break;
		}
		case 'r':
		{
			match('r');
			break;
		}
		case 't':
		{
			match('t');
			break;
		}
		case 'b':
		{
			match('b');
			break;
		}
		case 'f':
		{
			match('f');
			break;
		}
		case '"':
		{
			match('"');
			break;
		}
		case '\'':
		{
			match('\'');
			break;
		}
		case '\\':
		{
			match('\\');
			break;
		}
		case 'u':
		{
			{
			int _cnt383=0;
			_loop383:
			do {
				if ((LA(1)=='u')) {
					match('u');
				}
				else {
					if ( _cnt383>=1 ) { break _loop383; } else {throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());}
				}
				
				_cnt383++;
			} while (true);
			}
			mHEX_DIGIT(false);
			mHEX_DIGIT(false);
			mHEX_DIGIT(false);
			mHEX_DIGIT(false);
			break;
		}
		case '0':  case '1':  case '2':  case '3':
		{
			matchRange('0','3');
			{
			if (((LA(1) >= '0' && LA(1) <= '7')) && (_tokenSet_0.member(LA(2))) && (true) && (true)) {
				matchRange('0','7');
				{
				if (((LA(1) >= '0' && LA(1) <= '7')) && (_tokenSet_0.member(LA(2))) && (true) && (true)) {
					matchRange('0','7');
				}
				else if ((_tokenSet_0.member(LA(1))) && (true) && (true) && (true)) {
				}
				else {
					throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());
				}
				
				}
			}
			else if ((_tokenSet_0.member(LA(1))) && (true) && (true) && (true)) {
			}
			else {
				throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());
			}
			
			}
			break;
		}
		case '4':  case '5':  case '6':  case '7':
		{
			matchRange('4','7');
			{
			if (((LA(1) >= '0' && LA(1) <= '7')) && (_tokenSet_0.member(LA(2))) && (true) && (true)) {
				matchRange('0','7');
			}
			else if ((_tokenSet_0.member(LA(1))) && (true) && (true) && (true)) {
			}
			else {
				throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());
			}
			
			}
			break;
		}
		default:
		{
			throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());
		}
		}
		}
		if ( _createToken && _token==null && _ttype!=Token.SKIP ) {
			_token = makeToken(_ttype);
			_token.setText(new String(text.getBuffer(), _begin, text.length()-_begin));
		}
		_returnToken = _token;
	}
	
	protected final void mHEX_DIGIT(boolean _createToken) throws RecognitionException, CharStreamException, TokenStreamException {
		int _ttype; Token _token=null; int _begin=text.length();
		_ttype = HEX_DIGIT;
		int _saveIndex;
		
		{
		switch ( LA(1)) {
		case '0':  case '1':  case '2':  case '3':
		case '4':  case '5':  case '6':  case '7':
		case '8':  case '9':
		{
			matchRange('0','9');
			break;
		}
		case 'A':  case 'B':  case 'C':  case 'D':
		case 'E':  case 'F':
		{
			matchRange('A','F');
			break;
		}
		case 'a':  case 'b':  case 'c':  case 'd':
		case 'e':  case 'f':
		{
			matchRange('a','f');
			break;
		}
		default:
		{
			throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());
		}
		}
		}
		if ( _createToken && _token==null && _ttype!=Token.SKIP ) {
			_token = makeToken(_ttype);
			_token.setText(new String(text.getBuffer(), _begin, text.length()-_begin));
		}
		_returnToken = _token;
	}
	
	protected final void mVOCAB(boolean _createToken) throws RecognitionException, CharStreamException, TokenStreamException {
		int _ttype; Token _token=null; int _begin=text.length();
		_ttype = VOCAB;
		int _saveIndex;
		
		matchRange('\3','\377');
		if ( _createToken && _token==null && _ttype!=Token.SKIP ) {
			_token = makeToken(_ttype);
			_token.setText(new String(text.getBuffer(), _begin, text.length()-_begin));
		}
		_returnToken = _token;
	}
	
	public final void mIDENT(boolean _createToken) throws RecognitionException, CharStreamException, TokenStreamException {
		int _ttype; Token _token=null; int _begin=text.length();
		_ttype = IDENT;
		int _saveIndex;
		
		{
		switch ( LA(1)) {
		case 'a':  case 'b':  case 'c':  case 'd':
		case 'e':  case 'f':  case 'g':  case 'h':
		case 'i':  case 'j':  case 'k':  case 'l':
		case 'm':  case 'n':  case 'o':  case 'p':
		case 'q':  case 'r':  case 's':  case 't':
		case 'u':  case 'v':  case 'w':  case 'x':
		case 'y':  case 'z':
		{
			matchRange('a','z');
			break;
		}
		case 'A':  case 'B':  case 'C':  case 'D':
		case 'E':  case 'F':  case 'G':  case 'H':
		case 'I':  case 'J':  case 'K':  case 'L':
		case 'M':  case 'N':  case 'O':  case 'P':
		case 'Q':  case 'R':  case 'S':  case 'T':
		case 'U':  case 'V':  case 'W':  case 'X':
		case 'Y':  case 'Z':
		{
			matchRange('A','Z');
			break;
		}
		case '_':
		{
			match('_');
			break;
		}
		case '$':
		{
			match('$');
			break;
		}
		default:
		{
			throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());
		}
		}
		}
		{
		_loop393:
		do {
			switch ( LA(1)) {
			case 'a':  case 'b':  case 'c':  case 'd':
			case 'e':  case 'f':  case 'g':  case 'h':
			case 'i':  case 'j':  case 'k':  case 'l':
			case 'm':  case 'n':  case 'o':  case 'p':
			case 'q':  case 'r':  case 's':  case 't':
			case 'u':  case 'v':  case 'w':  case 'x':
			case 'y':  case 'z':
			{
				matchRange('a','z');
				break;
			}
			case 'A':  case 'B':  case 'C':  case 'D':
			case 'E':  case 'F':  case 'G':  case 'H':
			case 'I':  case 'J':  case 'K':  case 'L':
			case 'M':  case 'N':  case 'O':  case 'P':
			case 'Q':  case 'R':  case 'S':  case 'T':
			case 'U':  case 'V':  case 'W':  case 'X':
			case 'Y':  case 'Z':
			{
				matchRange('A','Z');
				break;
			}
			case '_':
			{
				match('_');
				break;
			}
			case '0':  case '1':  case '2':  case '3':
			case '4':  case '5':  case '6':  case '7':
			case '8':  case '9':
			{
				matchRange('0','9');
				break;
			}
			case '$':
			{
				match('$');
				break;
			}
			default:
			{
				break _loop393;
			}
			}
		} while (true);
		}
		if ( inputState.guessing==0 ) {
			
						// check if "assert" keyword is enabled
						if (assertEnabled && "assert".equals(new String(text.getBuffer(),_begin,text.length()-_begin))) {
							_ttype = LITERAL_assert; // set token type for the rule in the parser
						}
						// check if "enum" keyword is enabled
						if (enumEnabled && "enum".equals(new String(text.getBuffer(),_begin,text.length()-_begin))) {
							_ttype = LITERAL_enum; // set token type for the rule in the parser
						}
					
		}
		_ttype = testLiteralsTable(_ttype);
		if ( _createToken && _token==null && _ttype!=Token.SKIP ) {
			_token = makeToken(_ttype);
			_token.setText(new String(text.getBuffer(), _begin, text.length()-_begin));
		}
		_returnToken = _token;
	}
	
	public final void mNUM_INT(boolean _createToken) throws RecognitionException, CharStreamException, TokenStreamException {
		int _ttype; Token _token=null; int _begin=text.length();
		_ttype = NUM_INT;
		int _saveIndex;
		Token f1=null;
		Token f2=null;
		Token f3=null;
		Token f4=null;
		boolean isDecimal=false; Token t=null;