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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "config.h" | 5 #include "config.h" |
| 6 #include "core/inspector/InspectorNodeIds.h" | 6 #include "core/inspector/InspectorNodeIds.h" |
| 7 | 7 |
| 8 #if ENABLE(OILPAN) | 8 #if ENABLE(OILPAN) |
| 9 #include "core/dom/Node.h" | 9 #include "core/dom/Node.h" |
| 10 #else | 10 #else |
| 11 #include "core/dom/WeakNodeMap.h" | 11 #include "core/dom/WeakNodeMap.h" |
| 12 #endif | 12 #endif |
| 13 #include "platform/heap/Handle.h" | 13 #include "platform/heap/Handle.h" |
| 14 | 14 |
| 15 namespace blink { | 15 namespace blink { |
| 16 | 16 |
| 17 #if ENABLE(OILPAN) | |
| 18 typedef HeapHashMap<WeakMember<Node>, int> NodeToIdMap; | |
| 19 typedef HeapHashMap<int, WeakMember<Node> > IdToNodeMap; | |
| 20 | |
| 21 static NodeToIdMap& nodeToIdMap() | |
| 22 { | |
| 23 DEFINE_STATIC_LOCAL(Persistent<NodeToIdMap>, nodeToIdMap, (new NodeToIdMap()
)); | |
| 24 return *nodeToIdMap; | |
| 25 } | |
| 26 | |
| 27 static IdToNodeMap& idToNodeMap() | |
| 28 { | |
| 29 DEFINE_STATIC_LOCAL(Persistent<IdToNodeMap>, idToNodeMap, (new IdToNodeMap()
)); | |
| 30 return *idToNodeMap; | |
| 31 } | |
| 32 | |
| 33 int InspectorNodeIds::idForNode(Node* node) | |
| 34 { | |
| 35 static int s_nextNodeId = 1; | |
| 36 NodeToIdMap::iterator it = nodeToIdMap().find(node); | |
| 37 if (it != nodeToIdMap().end()) | |
| 38 return it->value; | |
| 39 int id = s_nextNodeId++; | |
| 40 nodeToIdMap().set(node, id); | |
| 41 ASSERT(idToNodeMap().find(id) == idToNodeMap().end()); | |
| 42 idToNodeMap().set(id, node); | |
| 43 return id; | |
| 44 } | |
| 45 | |
| 46 Node* InspectorNodeIds::nodeForId(int id) | |
| 47 { | |
| 48 return idToNodeMap().get(id); | |
| 49 } | |
| 50 #else | |
| 51 static WeakNodeMap& nodeIds() | 17 static WeakNodeMap& nodeIds() |
| 52 { | 18 { |
| 53 DEFINE_STATIC_LOCAL(WeakNodeMap, self, ()); | 19 DEFINE_STATIC_LOCAL(WeakNodeMap, self, ()); |
| 54 return self; | 20 return self; |
| 55 } | 21 } |
| 56 | 22 |
| 57 int InspectorNodeIds::idForNode(Node* node) | 23 int InspectorNodeIds::idForNode(Node* node) |
| 58 { | 24 { |
| 59 static int s_nextNodeId = 1; | 25 static int s_nextNodeId = 1; |
| 60 WeakNodeMap& ids = nodeIds(); | 26 WeakNodeMap& ids = nodeIds(); |
| 61 int result = ids.value(node); | 27 int result = ids.value(node); |
| 62 if (!result) { | 28 if (!result) { |
| 63 result = s_nextNodeId++; | 29 result = s_nextNodeId++; |
| 64 ids.put(node, result); | 30 ids.put(node, result); |
| 65 } | 31 } |
| 66 return result; | 32 return result; |
| 67 } | 33 } |
| 68 | 34 |
| 69 Node* InspectorNodeIds::nodeForId(int id) | 35 Node* InspectorNodeIds::nodeForId(int id) |
| 70 { | 36 { |
| 71 return nodeIds().node(id); | 37 return nodeIds().node(id); |
| 72 } | 38 } |
| 73 #endif | |
| 74 | 39 |
| 75 } | 40 } |
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