/**
* Read a list of space-separated "flag_extension" sequences and return the list as a array of
* Strings. An empty list is returned as null. This is an IMAP-ism, and perhaps this method should
* moved into the IMAP layer.
*/
public String[] readSimpleList() {
skipSpaces();
if (buffer[index] != '(') // not what we expected
return null;
index++; // skip '('
Vector v = new Vector();
int start;
for (start = index; buffer[index] != ')'; index++) {
if (buffer[index] == ' ') { // got one item
v.addElement(ASCIIUtility.toString(buffer, start, index));
start = index + 1; // index gets incremented at the top
}
}
if (index > start) // get the last item
v.addElement(ASCIIUtility.toString(buffer, start, index));
index++; // skip ')'
int size = v.size();
if (size > 0) {
String[] s = new String[size];
v.copyInto(s);
return s;
} else // empty list
return null;
}
/** Parse out one of the three sets of namespaces. */
private Namespace[] getNamespaces(Response r) throws ProtocolException {
r.skipSpaces();
// Namespace = nil / "(" 1*( Namespace_Element) ")"
if (r.peekByte() == '(') {
Vector v = new Vector();
r.readByte();
do {
Namespace ns = new Namespace(r);
v.addElement(ns);
} while (r.peekByte() != ')');
r.readByte();
Namespace[] nsa = new Namespace[v.size()];
v.copyInto(nsa);
return nsa;
} else {
String s = r.readAtom();
if (s == null) throw new ProtocolException("Expected NIL, got null");
if (!s.equalsIgnoreCase("NIL")) throw new ProtocolException("Expected NIL, got " + s);
return null;
}
}