/**
* Liest einen Identifier aus und gibt diesen als String zurck. <br>
* EBNF:<br>
* <code>(letter | "_") {letter | "_"|digit};</code>
*
* @param firstCanBeNumber
* @return Identifier.
*/
private String identifier(boolean firstCanBeNumber) {
// int start = cfml.getPos();
if (!cfml.isCurrentLetter() && !cfml.isCurrentSpecial()) {
if (!firstCanBeNumber) return null;
else if (!cfml.isCurrentDigit()) return null;
}
StringBuffer sb = new StringBuffer();
// if(CASE_TYPE_UPPER==caseType)
sb.append(cfml.getCurrentUpper());
/*else if(CASE_TYPE_ORIGINAL==caseType)
sb.append(cfml.getCurrent());
else
sb.append(cfml.getCurrentLower());*/
do {
cfml.next();
if (!(cfml.isCurrentLetter() || cfml.isCurrentDigit() || cfml.isCurrentSpecial())) {
break;
}
// if(CASE_TYPE_UPPER==caseType)
sb.append(cfml.getCurrentUpper());
/*else if(CASE_TYPE_ORIGINAL==caseType)
sb.append(cfml.getCurrent());
else
sb.append(cfml.getCurrentLower());*/
} while (cfml.isValidIndex());
return sb.toString(); // cfml.substringLower(start,cfml.getPos()-start);
}
