Creates a new SDPAnnounceParser.
sdpMessage = new Vector();
int start = 0;
if (sdpAnnounce == null)
return;
while (start < sdpAnnounce.length()) {
int add = 0;
int index = sdpAnnounce.indexOf("\n", start);
if (index == -1) break;
if (sdpAnnounce.charAt(index - 1) == '\r") {
index = index - 1;
add = 1;
}
String line = sdpAnnounce.substring(start, index);
start = index + 1 + add;
sdpMessage.addElement(line);
}