/** Parse a namespace element out of the response. */
public Namespace(Response r) throws ProtocolException {
// Namespace_Element = "(" string SP (<"> QUOTED_CHAR <"> / nil)
// *(Namespace_Response_Extension) ")"
if (r.readByte() != '(') throw new ProtocolException("Missing '(' at start of Namespace");
// first, the prefix
prefix = BASE64MailboxDecoder.decode(r.readString());
r.skipSpaces();
// delimiter is a quoted character or NIL
if (r.peekByte() == '"') {
r.readByte();
delimiter = (char) r.readByte();
if (delimiter == '\\') delimiter = (char) r.readByte();
if (r.readByte() != '"') throw new ProtocolException("Missing '\"' at end of QUOTED_CHAR");
} 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);
delimiter = 0;
}
// at end of Namespace data?
if (r.peekByte() != ')') {
// otherwise, must be a Namespace_Response_Extension
// Namespace_Response_Extension = SP string SP
// "(" string *(SP string) ")"
r.skipSpaces();
r.readString();
r.skipSpaces();
r.readStringList();
}
if (r.readByte() != ')') throw new ProtocolException("Missing ')' at end of Namespace");
}
/** 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;
}
}