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| 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "content/browser/worker_host/worker_document_set.h" | |
| 6 | |
| 7 #include "base/logging.h" | |
| 8 | |
| 9 namespace content { | |
| 10 | |
| 11 WorkerDocumentSet::WorkerDocumentSet() { | |
| 12 } | |
| 13 | |
| 14 void WorkerDocumentSet::Add(BrowserMessageFilter* parent, | |
| 15 unsigned long long document_id, | |
| 16 int render_process_id, | |
| 17 int render_frame_id) { | |
| 18 DocumentInfo info(parent, document_id, render_process_id, render_frame_id); | |
| 19 document_set_.insert(info); | |
| 20 } | |
| 21 | |
| 22 bool WorkerDocumentSet::Contains(BrowserMessageFilter* parent, | |
| 23 unsigned long long document_id) const { | |
| 24 for (DocumentInfoSet::const_iterator i = document_set_.begin(); | |
| 25 i != document_set_.end(); ++i) { | |
| 26 if (i->filter() == parent && i->document_id() == document_id) | |
| 27 return true; | |
| 28 } | |
| 29 return false; | |
| 30 } | |
| 31 | |
| 32 bool WorkerDocumentSet::ContainsExternalRenderer( | |
| 33 int worker_process_id) const { | |
| 34 for (DocumentInfoSet::const_iterator i = document_set_.begin(); | |
| 35 i != document_set_.end(); ++i) { | |
| 36 if (i->render_process_id() != worker_process_id) | |
| 37 return true; | |
| 38 } | |
| 39 return false; | |
| 40 } | |
| 41 | |
| 42 void WorkerDocumentSet::Remove(BrowserMessageFilter* parent, | |
| 43 unsigned long long document_id) { | |
| 44 for (DocumentInfoSet::iterator i = document_set_.begin(); | |
| 45 i != document_set_.end(); i++) { | |
| 46 if (i->filter() == parent && i->document_id() == document_id) { | |
| 47 document_set_.erase(i); | |
| 48 break; | |
| 49 } | |
| 50 } | |
| 51 // Should not be duplicate copies in the document set. | |
| 52 DCHECK(!Contains(parent, document_id)); | |
| 53 } | |
| 54 | |
| 55 void WorkerDocumentSet::RemoveAll(BrowserMessageFilter* parent) { | |
| 56 for (DocumentInfoSet::iterator i = document_set_.begin(); | |
| 57 i != document_set_.end();) { | |
| 58 | |
| 59 // Note this idiom is somewhat tricky - calling document_set_.erase(iter) | |
| 60 // invalidates any iterators that point to the element being removed, so | |
| 61 // bump the iterator beyond the item being removed before calling erase. | |
| 62 if (i->filter() == parent) { | |
| 63 DocumentInfoSet::iterator item_to_delete = i++; | |
| 64 document_set_.erase(item_to_delete); | |
| 65 } else { | |
| 66 ++i; | |
| 67 } | |
| 68 } | |
| 69 } | |
| 70 | |
| 71 WorkerDocumentSet::DocumentInfo::DocumentInfo( | |
| 72 BrowserMessageFilter* filter, unsigned long long document_id, | |
| 73 int render_process_id, int render_frame_id) | |
| 74 : filter_(filter), | |
| 75 document_id_(document_id), | |
| 76 render_process_id_(render_process_id), | |
| 77 render_frame_id_(render_frame_id) { | |
| 78 } | |
| 79 | |
| 80 WorkerDocumentSet::~WorkerDocumentSet() { | |
| 81 } | |
| 82 | |
| 83 } // namespace content | |
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