yylex.java

实现JAVA界面的代码GWT

    public ParseItem yylex()
        throws IOException, FormulaException
    {
        int yy_anchor = 4;
        int yy_state = yy_state_dtrans[yy_lexical_state];
        int yy_next_state = -1;
        int yy_last_accept_state = -1;
        boolean yy_initial = true;
        yy_mark_start();
        int yy_this_accept = yy_acpt[yy_state];
        if(0 != yy_this_accept)
        {
            yy_last_accept_state = yy_state;
            yy_mark_end();
        }
        do
        {
            int yy_lookahead;
            if(yy_initial && yy_at_bol)
                yy_lookahead = 0x10000;
            else
                yy_lookahead = yy_advance();
            yy_next_state = -1;
            yy_next_state = yy_nxt[yy_rmap[yy_state]][yy_cmap[yy_lookahead]];
            if(0x10001 == yy_lookahead && yy_initial)
                return null;
            if(-1 != yy_next_state)
            {
                yy_state = yy_next_state;
                yy_initial = false;
                yy_this_accept = yy_acpt[yy_state];
                if(0 != yy_this_accept)
                {
                    yy_last_accept_state = yy_state;
                    yy_mark_end();
                }
            } else
            {
                if(-1 == yy_last_accept_state)
                    throw new Error("Lexical Error: Unmatched Input.");
                yy_anchor = yy_acpt[yy_last_accept_state];
                if(0 != (0x2 & yy_anchor))
                    yy_move_end();
                yy_to_mark();
                switch(yy_last_accept_state)
                {
                case -44: 
                case -43: 
                case -42: 
                case -41: 
                case -40: 
                case -39: 
                case -38: 
                case -37: 
                case -36: 
                case -35: 
                case -34: 
                case -33: 
                case -32: 
                case -31: 
                case -30: 
                case -29: 
                case -28: 
                case -27: 
                case -26: 
                case -25: 
                case -24: 
                case -23: 
                case -22: 
                case -21: 
                case -20: 
                case -19: 
                case -18: 
                case -17: 
                case -16: 
                case -15: 
                case -14: 
                case -13: 
                case -12: 
                case -11: 
                case -10: 
                case -9: 
                case -8: 
                case -7: 
                case -6: 
                case -5: 
                case -4: 
                case -3: 
                case -2: 
                case -1: 
                case 1: // '\001'
                case 12: // '\f'
                    break;

                case 2: // '\002'
                    return new Plus();

                case 3: // '\003'
                    return new Minus();

                case 4: // '\004'
                    return new Multiply();

                case 5: // '\005'
                    return new Divide();

                case 6: // '\006'
                    return new GreaterThan();

                case 7: // '\007'
                    return new Equal();

                case 8: // '\b'
                    return new LessThan();

                case 9: // '\t'
                    return new ArgumentSeparator();

                case 10: // '\n'
                    return new IntegerValue(yytext());

                case 11: // '\013'
                    return new RangeSeparator();

                case 13: // '\r'
                    return new OpenParentheses();

                case 14: // '\016'
                    return new CloseParentheses();

                case 15: // '\017'
                    emptyString = true;
                    yybegin(1);
                    break;

                case 16: // '\020'
                    return new GreaterEqual();

                case 17: // '\021'
                    return new NotEqual();

                case 18: // '\022'
                    return new LessEqual();

                case 19: // '\023'
                    return new CellReference(yytext());

                case 20: // '\024'
                    return new NameRange(yytext(), nameTable);

                case 21: // '\025'
                    return new StringFunction(yytext());

                case 22: // '\026'
                    return new DoubleValue(yytext());

                case 23: // '\027'
                    return new ColumnRange(yytext());

                case 24: // '\030'
                    return new CellReference3d(yytext(), externalSheet);

                case 25: // '\031'
                    return new BooleanValue(yytext());

                case 26: // '\032'
                    return new Area(yytext());

                case 27: // '\033'
                    return new CellReference3d(yytext(), externalSheet);

                case 28: // '\034'
                    return new BooleanValue(yytext());

                case 29: // '\035'
                    return new ColumnRange3d(yytext(), externalSheet);

                case 30: // '\036'
                    return new Area3d(yytext(), externalSheet);

                case 31: // '\037'
                    emptyString = false;
                    return new StringValue(yytext());

                case 32: // ' '
                    yybegin(0);
                    if(emptyString)
                        return new StringValue("");
                    break;

                case 34: // '"'
                    return new CellReference(yytext());

                case 35: // '#'
                    return new NameRange(yytext(), nameTable);

                case 36: // '$'
                    return new ColumnRange(yytext());

                case 37: // '%'
                    return new ColumnRange3d(yytext(), externalSheet);

                case 38: // '&'
                    emptyString = false;
                    return new StringValue(yytext());

                case 40: // '('
                    return new NameRange(yytext(), nameTable);

                case 42: // '*'
                    return new NameRange(yytext(), nameTable);

                case 44: // ','
                    return new NameRange(yytext(), nameTable);

                case 68: // 'D'
                    return new NameRange(yytext(), nameTable);

                case 70: // 'F'
                    return new NameRange(yytext(), nameTable);

                case 76: // 'L'
                    return new NameRange(yytext(), nameTable);

                case 0: // '\0'
                case 33: // '!'
                case 39: // '\''
                case 41: // ')'
                case 43: // '+'
                case 45: // '-'
                case 46: // '.'
                case 47: // '/'
                case 48: // '0'
                case 49: // '1'
                case 50: // '2'
                case 51: // '3'
                case 52: // '4'
                case 53: // '5'
                case 54: // '6'
                case 55: // '7'
                case 56: // '8'
                case 57: // '9'
                case 58: // ':'
                case 59: // ';'
                case 60: // '<'
                case 61: // '='
                case 62: // '>'
                case 63: // '?'
                case 64: // '@'
                case 65: // 'A'
                case 66: // 'B'
                case 67: // 'C'
                case 69: // 'E'
                case 71: // 'G'
                case 72: // 'H'
                case 73: // 'I'
                case 74: // 'J'
                case 75: // 'K'
                default:
                    yy_error(0, false);
                    break;
                }
                yy_initial = true;
                yy_state = yy_state_dtrans[yy_lexical_state];
                yy_next_state = -1;
                yy_last_accept_state = -1;
                yy_mark_start();
                yy_this_accept = yy_acpt[yy_state];
                if(0 != yy_this_accept)
                {
                    yy_last_accept_state = yy_state;
                    yy_mark_end();
                }
            }
        } while(true);
    }
}