public void removeStream(StreamDataSource stream) {
Iterator it = streams.iterator();
while (it.hasNext()) {
StreamDataSource sds = (StreamDataSource) it.next();
sds.removeStream(stream);
}
streams.remove(stream);
fireRemovedEvent(stream);
}
public void addRequestForStream(StreamDataSource sds, int serial) {
if (afterLoadMap.containsKey(sds)) {
List sList = (List) afterLoadMap.get(sds);
sList.add(new Integer(serial));
} else {
List sList = new LinkedList();
sList.add(new Integer(serial));
afterLoadMap.put(sds, sList);
}
}
public void saveStreams() throws IOException {
Config config = Config.getConfiguration("manager.streams");
config.setArray("streams", streams.toArray());
Iterator it = streams.iterator();
while (it.hasNext()) {
DataSource ds = (DataSource) it.next();
ds.save();
}
config.save();
}
private void fireAddedEvent(StreamDataSource sds) {
Iterator it = listeners.iterator();
while (it.hasNext()) {
((StreamManagerListener) it.next()).streamAdded(sds);
}
}
private void addDefault(StreamDataSource sds) {
Iterator it = defaultProcs.iterator();
while (it.hasNext()) {
FlowProcessor proc = (FlowProcessor) it.next();
sds.registerRaw(proc);
}
}
public void loadStreams() throws Exception {
Config config = Config.getConfiguration("manager.streams");
afterLoadMap = new HashMap();
Object[] names = config.getArray("streams", null);
if (names == null) {
return;
}
for (int i = 0; i < names.length; i++) {
StreamDataSource sds = new StreamDataSource(names[i].toString());
sds.load();
sds.initiate();
addStreamNoFire(sds);
addDefault(sds);
}
Iterator it = afterLoadMap.keySet().iterator();
while (it.hasNext()) {
StreamDataSource sds = (StreamDataSource) it.next();
List sList = (List) afterLoadMap.get(sds);
Iterator addIt = sList.iterator();
while (addIt.hasNext()) {
Integer serial = (Integer) addIt.next();
StreamDataSource addStream = getStream(serial.intValue());
if (addStream != null) {
sds.addStream(addStream);
} else {
logger.warn("Unable to find source (" + serial + ") for " + sds);
}
}
}
afterLoadMap = null;
}
private void addStreamNoFire(StreamDataSource stream) {
streams.add(stream);
serialToStream.put(new Integer(stream.getSerial()), stream);
}
public void removeStreamManagerListener(StreamManagerListener l) {
listeners.remove(l);
}
public void addStreamManagerListener(StreamManagerListener l) {
listeners.add(l);
}
public void removeDefaultProcs(FlowProcessor proc) {
defaultProcs.remove(proc);
}
public void addDefaultProcs(FlowProcessor proc) {
if (proc != null) {
defaultProcs.add(proc);
}
}