use std::fmt;
use std::error::Error;

pub mod client_listener;
pub mod client_message_listener;
pub mod item_update;
pub mod subscription_listener;
pub mod connection_details;
pub mod connection_options;
pub mod lightstreamer_client;
pub mod proxy;
pub mod subscription;

#[derive(Debug)]
pub struct IllegalStateException {
    details: String
}

impl IllegalStateException {
    pub fn new(msg: &str) -> IllegalStateException {
        IllegalStateException{details: msg.to_string()}
    }
}

impl fmt::Display for IllegalStateException {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f,"{}",self.details)
    }
}

impl Error for IllegalStateException {
    fn description(&self) -> &str {
        &self.details
    }
}