dnode-tarantula/lib/store.js

asynchronous rpc system for node.js, bi-direction and poly-direction communication...

var util = require('util')
var events = require('events').EventEmitter;

function store() {

}
util.inherits(store, events);

store.prototype.error = function(err) {
    if(this.listeners.length < 1) {
        throw new Error(err);
    } else {
        this.emit('error', err);
    }
}

store.prototype.changeId = function(id, newId, callback) {
    var self = this;
    this.get(id, function(err, client) {
        if(err) {
            callback(err);
            return;
        }
        client.id = newId;
        self.unsubscribe(id);
        self.set(client, function(err, client) {
            self.delete(id, function(err) {
                self.subscribe(client.id);
                callback(err, client);
            });
        });
    });
}

module.exports = store;