private boolean parseOctalNumber() throws SQLParserException {
int i = offset + 1;
while (i < source.length() && strategy.isOctalNumber(source.charAt(i))) i++;
if (i == offset + 1) throw new SQLParserException();
tokenType = TokenType.Number;
start = offset;
end = offset = i;
tokenString = null;
return true;
}
private boolean parseNumber() throws SQLParserException {
char leader = source.charAt(offset);
boolean isFloat = (leader == '.');
int i = offset + 1;
if (i >= source.length()) {
if (isFloat) return false;
tokenType = TokenType.Number;
start = offset;
end = offset = i;
tokenString = null;
return true;
}
char ch = source.charAt(i);
if (leader == '0') {
if (strategy.isOctalNumber(ch)) {
return parseOctalNumber();
} else if (ch == 'x') {
return parseHexNumber();
}
} else if (leader == '.' && !strategy.isDecNumber(ch)) {
return false;
}
while (i < source.length()) {
ch = source.charAt(i);
if (ch == '.') {
if (isFloat) break;
else isFloat = true;
} else if (!strategy.isDecNumber(ch)) {
break;
}
i++;
}
tokenType = TokenType.Number;
start = offset;
end = offset = i;
tokenString = null;
return true;
}
