public Token nextToken()

in modules/corba/src/org/apache/axis2/corba/idl/parser/IDLLexer.java [127:378]

• 252 lines of code
• 77 McCabe index (conditional complexity)

public Token nextToken() throws TokenStreamException {
	Token theRetToken=null;
tryAgain:
	for (;;) {
		Token _token = null;
		int _ttype = Token.INVALID_TYPE;
		resetText();
		try {   // for char stream error handling
			try {   // for lexical error handling
				switch ( LA(1)) {
				case ';':
				{
					mSEMI(true);
					theRetToken=_returnToken;
					break;
				}
				case '?':
				{
					mQUESTION(true);
					theRetToken=_returnToken;
					break;
				}
				case '(':
				{
					mLPAREN(true);
					theRetToken=_returnToken;
					break;
				}
				case ')':
				{
					mRPAREN(true);
					theRetToken=_returnToken;
					break;
				}
				case '[':
				{
					mLBRACK(true);
					theRetToken=_returnToken;
					break;
				}
				case ']':
				{
					mRBRACK(true);
					theRetToken=_returnToken;
					break;
				}
				case '{':
				{
					mLCURLY(true);
					theRetToken=_returnToken;
					break;
				}
				case '}':
				{
					mRCURLY(true);
					theRetToken=_returnToken;
					break;
				}
				case '|':
				{
					mOR(true);
					theRetToken=_returnToken;
					break;
				}
				case '^':
				{
					mXOR(true);
					theRetToken=_returnToken;
					break;
				}
				case '&':
				{
					mAND(true);
					theRetToken=_returnToken;
					break;
				}
				case ',':
				{
					mCOMMA(true);
					theRetToken=_returnToken;
					break;
				}
				case '=':
				{
					mASSIGN(true);
					theRetToken=_returnToken;
					break;
				}
				case '!':
				{
					mNOT(true);
					theRetToken=_returnToken;
					break;
				}
				case '+':
				{
					mPLUS(true);
					theRetToken=_returnToken;
					break;
				}
				case '-':
				{
					mMINUS(true);
					theRetToken=_returnToken;
					break;
				}
				case '~':
				{
					mTILDE(true);
					theRetToken=_returnToken;
					break;
				}
				case '*':
				{
					mSTAR(true);
					theRetToken=_returnToken;
					break;
				}
				case '%':
				{
					mMOD(true);
					theRetToken=_returnToken;
					break;
				}
				case '\t':  case '\n':  case '\r':  case ' ':
				{
					mWS(true);
					theRetToken=_returnToken;
					break;
				}
				case '#':
				{
					mPREPROC_DIRECTIVE(true);
					theRetToken=_returnToken;
					break;
				}
				case '\'':
				{
					mCHAR_LITERAL(true);
					theRetToken=_returnToken;
					break;
				}
				case '"':
				{
					mSTRING_LITERAL(true);
					theRetToken=_returnToken;
					break;
				}
				case '1':  case '2':  case '3':  case '4':
				case '5':  case '6':  case '7':  case '8':
				case '9':
				{
					mINT(true);
					theRetToken=_returnToken;
					break;
				}
				case '_':
				{
					mESCAPED_IDENT(true);
					theRetToken=_returnToken;
					break;
				}
				default:
					if ((LA(1)=='<') && (LA(2)=='<')) {
						mLSHIFT(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)=='>') && (LA(2)=='>')) {
						mRSHIFT(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)==':') && (LA(2)==':')) {
						mSCOPEOP(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)=='/') && (LA(2)=='/')) {
						mSL_COMMENT(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)=='/') && (LA(2)=='*')) {
						mML_COMMENT(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)=='L') && (LA(2)=='\'')) {
						mWIDE_CHAR_LITERAL(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)=='L') && (LA(2)=='"')) {
						mWIDE_STRING_LITERAL(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)=='0') && (LA(2)=='X'||LA(2)=='x')) {
						mHEX(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)=='.') && ((LA(2) >= '0' && LA(2) <= '9'))) {
						mFLOAT(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)==':') && (true)) {
						mCOLON(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)=='.') && (true)) {
						mDOT(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)=='<') && (true)) {
						mLT(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)=='>') && (true)) {
						mGT(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)=='/') && (true)) {
						mDIV(true);
						theRetToken=_returnToken;
					}
					else if ((LA(1)=='0') && (true)) {
						mOCTAL(true);
						theRetToken=_returnToken;
					}
					else if ((_tokenSet_0.member(LA(1))) && (true)) {
						mIDENT(true);
						theRetToken=_returnToken;
					}
				else {
					if (LA(1)==EOF_CHAR) {uponEOF(); _returnToken = makeToken(Token.EOF_TYPE);}
				else {throw new NoViableAltForCharException((char)LA(1), getFilename(), getLine(), getColumn());}
				}
				}
				if ( _returnToken==null ) continue tryAgain; // found SKIP token
				_ttype = _returnToken.getType();
				_ttype = testLiteralsTable(_ttype);
				_returnToken.setType(_ttype);
				return _returnToken;
			}
			catch (RecognitionException e) {
				throw new TokenStreamRecognitionException(e);
			}
		}
		catch (CharStreamException cse) {
			if ( cse instanceof CharStreamIOException ) {
				throw new TokenStreamIOException(((CharStreamIOException)cse).io);
			}
			else {
				throw new TokenStreamException(cse.getMessage());
			}
		}
	}
}