public void setConnectionWeight(Integer connectionWeight) {
        this.connectionWeight = connectionWeight;
    }
Sets the connection weight for load balancing.

@param connectionWeight
    The weight of the connection used in load balancing. 
    The value is not required for the connection (null), and
    values less than 1 will prevent the connection from being
    used.
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/apache/guacamole/auth/jdbc/connection/ConnectionModel.java