Andrew Zambazos
74 lines
3.1 KiB
JavaScript
74 lines
3.1 KiB
JavaScript
/*
|
|
* Copyright (C) 2016 Apple Inc. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
|
|
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
|
|
* THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
WI.HeapAllocationsTimelineRecord = class HeapAllocationsTimelineRecord extends WI.TimelineRecord
|
|
{
|
|
constructor(timestamp, heapSnapshot)
|
|
{
|
|
super(WI.TimelineRecord.Type.HeapAllocations, timestamp, timestamp);
|
|
|
|
console.assert(typeof timestamp === "number");
|
|
console.assert(heapSnapshot instanceof WI.HeapSnapshotProxy);
|
|
|
|
this._timestamp = timestamp;
|
|
this._heapSnapshot = heapSnapshot;
|
|
}
|
|
|
|
// Import / Export
|
|
|
|
static async fromJSON(json)
|
|
{
|
|
// NOTE: This just goes through and generates a new heap snapshot,
|
|
// it is not perfect but does what we want. It asynchronously creates
|
|
// a heap snapshot at the right time, and insert it into the active
|
|
// recording, which on an import should be the newly imported recording.
|
|
let {timestamp, title, snapshotStringData} = json;
|
|
|
|
return await new Promise((resolve, reject) => {
|
|
let workerProxy = WI.HeapSnapshotWorkerProxy.singleton();
|
|
workerProxy.createImportedSnapshot(snapshotStringData, title, ({objectId, snapshot: serializedSnapshot}) => {
|
|
let snapshot = WI.HeapSnapshotProxy.deserialize(objectId, serializedSnapshot);
|
|
snapshot.snapshotStringData = snapshotStringData;
|
|
resolve(new WI.HeapAllocationsTimelineRecord(timestamp, snapshot));
|
|
});
|
|
});
|
|
}
|
|
|
|
toJSON()
|
|
{
|
|
return {
|
|
type: this.type,
|
|
timestamp: this._timestamp,
|
|
title: WI.TimelineTabContentView.displayNameForRecord(this),
|
|
snapshotStringData: this._heapSnapshot.snapshotStringData,
|
|
};
|
|
}
|
|
|
|
// Public
|
|
|
|
get timestamp() { return this._timestamp; }
|
|
get heapSnapshot() { return this._heapSnapshot; }
|
|
};
|