@Override
    public GuacamoleTunnel connect(GuacamoleClientInformation info,
            Map<String, String> tokens) throws GuacamoleException {

        // Make received tokens available within the legacy connect() strictly
        // in context of the current connect() call
        try {
            currentTokens.set(tokens);
            return connect(info);
        }
        finally {
            currentTokens.remove();
        }

    }
Returns the underlying Connection wrapped by this DelegatingConnection.

@return
    The Connection wrapped by this DelegatingConnection.
guacamole-ext/src/main/java/org/apache/guacamole/net/auth/DelegatingConnection.java