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// **********************************************************************
//
// Copyright (c) 2003-2017 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.
//
// **********************************************************************
const Ice = require("../Ice/ModuleRegistry").Ice;
Ice._ModuleRegistry.require(module,
[
"../Ice/HashMap",
"../Ice/LocatorInfo",
"../Ice/LocatorTable",
"../Ice/Locator"
]);
const HashMap = Ice.HashMap;
const LocatorInfo = Ice.LocatorInfo;
const LocatorTable = Ice.LocatorTable;
const LocatorPrx = Ice.LocatorPrx;
class LocatorManager
{
constructor(properties)
{
this._background = properties.getPropertyAsInt("Ice.BackgroundLocatorCacheUpdates") > 0;
this._table = new HashMap(HashMap.compareEquals); // Map<Ice.LocatorPrx, LocatorInfo>
this._locatorTables = new HashMap(HashMap.compareEquals); // Map<Ice.Identity, LocatorTable>
}
destroy()
{
for(let locator of this._table.values())
{
locator.destroy();
}
this._table.clear();
this._locatorTables.clear();
}
//
// Returns locator info for a given locator. Automatically creates
// the locator info if it doesn't exist yet.
//
find(loc)
{
if(loc === null)
{
return null;
}
//
// The locator can't be located.
//
const locator = LocatorPrx.uncheckedCast(loc.ice_locator(null));
//
// TODO: reap unused locator info objects?
//
let info = this._table.get(locator);
if(info === undefined)
{
//
// Rely on locator identity for the adapter table. We want to
// have only one table per locator (not one per locator
// proxy).
//
let table = this._locatorTables.get(locator.ice_getIdentity());
if(table === undefined)
{
table = new LocatorTable();
this._locatorTables.set(locator.ice_getIdentity(), table);
}
info = new LocatorInfo(locator, table, this._background);
this._table.set(locator, info);
}
return info;
}
}
Ice.LocatorManager = LocatorManager;
module.exports.Ice = Ice;
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