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46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef TelemetryCommon_h__
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#define TelemetryCommon_h__
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#include "nsTHashtable.h"
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#include "jsapi.h"
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template<class EntryType>
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class AutoHashtable : public nsTHashtable<EntryType>
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{
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public:
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explicit AutoHashtable(uint32_t initLength =
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PLDHashTable::kDefaultInitialLength);
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typedef bool (*ReflectEntryFunc)(EntryType *entry, JSContext *cx, JS::Handle<JSObject*> obj);
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bool ReflectIntoJS(ReflectEntryFunc entryFunc, JSContext *cx, JS::Handle<JSObject*> obj);
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};
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template<class EntryType>
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AutoHashtable<EntryType>::AutoHashtable(uint32_t initLength)
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: nsTHashtable<EntryType>(initLength)
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{
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}
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/**
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* Reflect the individual entries of table into JS, usually by defining
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* some property and value of obj. entryFunc is called for each entry.
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*/
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template<typename EntryType>
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bool
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AutoHashtable<EntryType>::ReflectIntoJS(ReflectEntryFunc entryFunc,
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JSContext *cx, JS::Handle<JSObject*> obj)
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{
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for (auto iter = this->Iter(); !iter.Done(); iter.Next()) {
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if (!entryFunc(iter.Get(), cx, obj)) {
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return false;
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}
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}
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return true;
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}
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#endif // TelemetryCommon_h__
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