/**
* Connect to scope with parameters. To successfully connect to scope it must have handler that
* will accept this connection with given set of parameters. Client associated with connection is
* added to scope clients set, connection is registered as scope event listener.
*
* @param conn Connection object
* @param params Parameters passed with connection
* @return
* <pre>
* true
* </pre>
* on success,
* <pre>
* false
* </pre>
* otherwise
*/
public boolean connect(IConnection conn, Object[] params) {
log.debug("Connect - scope: {} connection: {}", this, conn);
if (enabled) {
if (hasParent() && !parent.connect(conn, params)) {
log.debug("Connection to parent failed");
return false;
}
if (hasHandler() && !getHandler().connect(conn, this, params)) {
log.debug("Connection to handler failed");
return false;
}
if (!conn.isConnected()) {
log.debug("Connection is not connected");
// timeout while connecting client
return false;
}
final IClient client = conn.getClient();
// we would not get this far if there is no handler
if (hasHandler() && !getHandler().join(client, this)) {
return false;
}
// checking the connection again? why?
if (!conn.isConnected()) {
// timeout while connecting client
return false;
}
// add the client and event listener
if (clients.add(client) && addEventListener(conn)) {
log.debug("Added client");
// increment conn stats
connectionStats.increment();
// get connected scope
IScope connScope = conn.getScope();
log.trace("Connection scope: {}", connScope);
if (this.equals(connScope)) {
final IServer server = getServer();
if (server instanceof Server) {
((Server) server).notifyConnected(conn);
}
}
return true;
}
} else {
log.debug("Connection failed, scope is disabled");
}
return false;
}
