/** @return the established connection specified by the connection model, null if non-existent */ public GnutellaConnection getEstablishedConnection(ConnectionModel model) { GnutellaConnection connection = null; synchronized (establishedConnections) { int size = establishedConnections.size(); for (int i = 0; i < size; i++) { connection = (GnutellaConnection) establishedConnections.get(i); if (model.equals(connection.getConnectionModel())) break; } } return connection; }