| <!DOCTYPE html> |
| <!-- |
| Copyright (c) 2015 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| --> |
| |
| <link rel="import" href="/core/trace_model/timed_event.html"> |
| |
| <script> |
| 'use strict'; |
| |
| /** |
| * @fileoverview Provides the ContainerMemoryDump class. |
| */ |
| tv.exportTo('tv.c.trace_model', function() { |
| /** |
| * The ContainerMemoryDump represents an abstract container memory dump. |
| * @constructor |
| */ |
| function ContainerMemoryDump(start) { |
| tv.c.trace_model.TimedEvent.call(this, start); |
| |
| this.memoryAllocatorDumps_ = undefined; |
| this.memoryAllocatorDumpsByFullName_ = undefined; |
| }; |
| |
| ContainerMemoryDump.prototype = { |
| __proto__: tv.c.trace_model.TimedEvent.prototype, |
| |
| shiftTimestampsForward: function(amount) { |
| this.start += amount; |
| }, |
| |
| get memoryAllocatorDumps() { |
| return this.memoryAllocatorDumps_; |
| }, |
| |
| set memoryAllocatorDumps(memoryAllocatorDumps) { |
| this.memoryAllocatorDumps_ = memoryAllocatorDumps; |
| |
| // Clear the index and generate it lazily. |
| this.memoryAllocatorDumpsByFullName_ = undefined; |
| }, |
| |
| getMemoryAllocatorDumpByFullName: function(fullName) { |
| if (this.memoryAllocatorDumps_ === undefined) |
| return undefined; |
| |
| // Lazily generate the index if necessary. |
| if (this.memoryAllocatorDumpsByFullName_ === undefined) { |
| var index = {}; |
| function addDumpsToIndex(dumps) { |
| dumps.forEach(function(dump) { |
| index[dump.fullName] = dump; |
| addDumpsToIndex(dump.children); |
| }); |
| }; |
| addDumpsToIndex(this.memoryAllocatorDumps_); |
| this.memoryAllocatorDumpsByFullName_ = index; |
| } |
| |
| return this.memoryAllocatorDumpsByFullName_[fullName]; |
| } |
| }; |
| |
| return { |
| ContainerMemoryDump: ContainerMemoryDump |
| }; |
| }); |
| </script> |
