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// **********************************************************************
//
// Copyright (c) 2003-2014 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
var Ice = require("../Ice/ModuleRegistry").Ice;
Ice.__M.require(module, ["../Ice/Class", "../Ice/LocalException"]);
var Class = Ice.Class;
var RetryQueue = Class({
__init__: function(instance)
{
this._instance = instance;
this._requests = [];
},
add: function(outAsync, interval)
{
if(this._instance === null)
{
throw new Ice.CommunicatorDestroyedException();
}
var task = new RetryTask(this, outAsync);
outAsync.__cancelable(task); // This will throw if the request is canceled
task.token = this._instance.timer().schedule(function()
{
task.run();
}, interval);
this._requests.push(task);
},
destroy: function()
{
for(var i = 0; i < this._requests.length; ++i)
{
this._instance.timer().cancel(this._requests[i].token);
this._requests[i].destroy();
}
this._requests = [];
this._instance = null;
},
remove: function(task)
{
var idx = this._requests.indexOf(task);
if(idx >= 0)
{
this._requests.splice(idx, 1);
}
},
cancel: function(task)
{
var idx = this._requests.indexOf(task);
if(idx >= 0)
{
this._requests.splice(idx, 1);
return this._instance.timer().cancel(task.token);
}
return false;
}
});
Ice.RetryQueue = RetryQueue;
var RetryTask = Class({
__init__: function(queue, outAsync, interval)
{
this.queue = queue;
this.outAsync = outAsync;
},
run: function()
{
this.outAsync.__retry();
this.queue.remove(this);
},
destroy: function()
{
try
{
this.outAsync.__abort(new Ice.CommunicatorDestroyedException());
}
catch(ex)
{
// Abort shouldn't throw if there's no callback, ignore.
}
},
asyncRequestCanceled: function(outAsync, ex)
{
if(this.queue.cancel(this))
{
this.outAsync.__completedEx(ex);
}
}
});
module.exports.Ice = Ice;
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