private Ref newOp() throws PageException {
int start = cfml.getPos();
String name = null;
cfml.removeSpace();
// first identifier
name = identifier(true);
Ref refName = null;
if (name != null) {
StringBuilder fullName = new StringBuilder();
fullName.append(name);
// Loop over addional identifier
while (cfml.isValidIndex()) {
if (cfml.forwardIfCurrent('.')) {
cfml.removeSpace();
name = identifier(true);
if (name == null) throw new ExpressionException("invalid Component declaration");
cfml.removeSpace();
fullName.append('.');
fullName.append(name);
} else break;
}
refName = new LString(fullName.toString());
} else {
if (cfml.isCurrentQuoter()) refName = string();
if (refName == null) {
cfml.setPos(start);
return null;
}
}
cfml.removeSpace();
if (cfml.isCurrent('(')) {
FunctionLibFunction function = fld.getFunction("_createComponent");
Ref[] arguments = functionArg("_createComponent", true, function, ')');
Ref[] args = new Ref[arguments.length + 1];
for (int i = 0; i < arguments.length; i++) {
args[i] = arguments[i];
}
args[args.length - 1] = refName;
BIFCall bif = new BIFCall(pc, function, args);
cfml.removeSpace();
return bif;
}
throw new ExpressionException("invalid Component declaration ");
}
/**
* Hier werden die verschiedenen Mglichen Werte erkannt und jenachdem wird mit der passenden
* Methode weitergefahren <br>
* EBNF:<br>
* <code>string | number | dynamic | sharp;</code>
*
* @return CFXD Element
* @throws PageException
*/
private Ref checker() throws PageException {
Ref ref = null;
// String
if (cfml.isCurrentQuoter()) {
// mode=STATIC; is at the end of the string function because must set after execution
return string();
}
// Number
if (cfml.isCurrentDigit() || cfml.isCurrent('.')) {
// mode=STATIC; is at the end of the string function because must set after execution
return number();
}
// Dynamic
if ((ref = dynamic()) != null) {
mode = DYNAMIC;
return ref;
}
// Sharp
if ((ref = sharp()) != null) {
mode = DYNAMIC;
return ref;
}
// JSON
if ((ref = json(JSON_ARRAY, '[', ']')) != null) {
mode = DYNAMIC;
return ref;
}
if ((ref = json(JSON_STRUCT, '{', '}')) != null) {
mode = DYNAMIC;
return ref;
}
if (cfml.isAfterLast() && cfml.toString().trim().length() == 0) return new LString("");
// else Error
throw new ExpressionException(
"Syntax Error, Invalid Construct",
"at position " + cfml.getPos() + " in [" + cfml.toString() + "]");
}
