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 ");
}
/**
* <font f>Transfomiert eine Vergleichs Operation. <br>
* EBNF:<br>
* <code>concatOp {("neq"|"eq"|"gte"|"gt"|"lte"|"lt"|"ct"|
* "contains"|"nct"|"does not contain") spaces concatOp};
* (* "ct"=conatains und "nct"=does not contain; Existiert in CFMX nicht *)</code>
*
* @return CFXD Element
* @throws PageException
*/
private Ref decsionOp() throws PageException {
Ref ref = concatOp();
boolean hasChanged = false;
// ct, contains
if (cfml.isValidIndex()) {
do {
hasChanged = false;
if (cfml.isCurrent('c')) {
if (cfml.forwardIfCurrent("ct")) {
cfml.removeSpace();
ref = new CT(ref, concatOp());
hasChanged = true;
} else if (cfml.forwardIfCurrent("contains")) {
cfml.removeSpace();
ref = new CT(ref, concatOp());
hasChanged = true;
}
}
// does not contain
else if (cfml.forwardIfCurrent("does", "not", "contain")) {
cfml.removeSpace();
ref = new NCT(ref, concatOp());
hasChanged = true;
}
// equal, eq
else if (cfml.isCurrent("eq") && !cfml.isCurrent("eqv")) {
cfml.setPos(cfml.getPos() + 2);
cfml.forwardIfCurrent("ual");
cfml.removeSpace();
ref = new EQ(ref, concatOp());
hasChanged = true;
}
// ==
else if (cfml.forwardIfCurrent("==")) {
if (cfml.forwardIfCurrent('=')) {
cfml.removeSpace();
ref = new EEQ(ref, concatOp());
} else {
cfml.removeSpace();
ref = new EQ(ref, concatOp());
}
hasChanged = true;
}
// !=
else if (cfml.forwardIfCurrent("!=")) {
if (cfml.forwardIfCurrent('=')) {
cfml.removeSpace();
ref = new NEEQ(ref, concatOp());
} else {
cfml.removeSpace();
ref = new NEQ(ref, concatOp());
}
hasChanged = true;
}
// <=/</<>
else if (cfml.forwardIfCurrent('<')) {
if (cfml.forwardIfCurrent('=')) {
cfml.removeSpace();
ref = new LTE(ref, concatOp());
} else if (cfml.forwardIfCurrent('>')) {
cfml.removeSpace();
ref = new NEQ(ref, concatOp());
} else {
cfml.removeSpace();
ref = new LT(ref, concatOp());
}
hasChanged = true;
}
// >/>=
else if (cfml.forwardIfCurrent('>')) {
if (cfml.forwardIfCurrent('=')) {
cfml.removeSpace();
ref = new GTE(ref, concatOp());
} else {
cfml.removeSpace();
ref = new GT(ref, concatOp());
}
hasChanged = true;
}
// gt, gte, greater than or equal to, greater than
else if (cfml.isCurrent('g')) {
if (cfml.forwardIfCurrent("gt")) {
if (cfml.forwardIfCurrent('e')) {
cfml.removeSpace();
ref = new GTE(ref, concatOp());
} else {
cfml.removeSpace();
ref = new GT(ref, concatOp());
}
hasChanged = true;
} else if (cfml.forwardIfCurrent("greater", "than")) {
if (cfml.forwardIfCurrent("or", "equal", "to", true)) {
cfml.removeSpace();
ref = new GTE(ref, concatOp());
} else {
cfml.removeSpace();
ref = new GT(ref, concatOp());
}
hasChanged = true;
} else if (cfml.forwardIfCurrent("ge")) {
cfml.removeSpace();
ref = new GTE(ref, concatOp());
hasChanged = true;
}
}
// is, is not
else if (cfml.forwardIfCurrent("is")) {
if (cfml.forwardIfCurrent("not", true)) {
cfml.removeSpace();
ref = new NEQ(ref, concatOp());
} else {
cfml.removeSpace();
ref = new EQ(ref, concatOp());
}
hasChanged = true;
}
// lt, lte, less than, less than or equal to
else if (cfml.isCurrent('l')) {
if (cfml.forwardIfCurrent("lt")) {
if (cfml.forwardIfCurrent('e')) {
cfml.removeSpace();
ref = new LTE(ref, concatOp());
} else {
cfml.removeSpace();
ref = new LT(ref, concatOp());
}
hasChanged = true;
} else if (cfml.forwardIfCurrent("less", "than")) {
if (cfml.forwardIfCurrent("or", "equal", "to", true)) {
cfml.removeSpace();
ref = new LTE(ref, concatOp());
} else {
cfml.removeSpace();
ref = new LT(ref, concatOp());
}
hasChanged = true;
} else if (cfml.forwardIfCurrent("le")) {
cfml.removeSpace();
ref = new LTE(ref, concatOp());
hasChanged = true;
}
}
// neq, not equal, nct
else if (cfml.isCurrent('n')) {
// Not Equal
if (cfml.forwardIfCurrent("neq")) {
cfml.removeSpace();
ref = new NEQ(ref, concatOp());
hasChanged = true;
}
// Not Equal (Alias)
else if (cfml.forwardIfCurrent("not", "equal")) {
cfml.removeSpace();
ref = new NEQ(ref, concatOp());
hasChanged = true;
}
// nct
else if (cfml.forwardIfCurrent("nct")) {
cfml.removeSpace();
ref = new NCT(ref, concatOp());
hasChanged = true;
}
}
} while (hasChanged);
}
return ref;
}
