gin/per_isolate_data.cc

   1 // Copyright 2013 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 "gin/per_isolate_data.h"
   6 #include "gin/public/gin_embedders.h"
   7
   8 using v8::Eternal;
   9 using v8::Isolate;
  10 using v8::Local;
  11 using v8::Object;
  12 using v8::FunctionTemplate;
  13 using v8::ObjectTemplate;
  14
  15 namespace gin {
  16
  17 PerIsolateData::PerIsolateData(Isolate* isolate)
  18     : isolate_(isolate)  {
  19   isolate_->SetData(kEmbedderNativeGin, this);
  20 }
  21
  22 PerIsolateData::~PerIsolateData() {
  23   isolate_->SetData(kEmbedderNativeGin, NULL);
  24 }
  25
  26 PerIsolateData* PerIsolateData::From(Isolate* isolate) {
  27   return static_cast<PerIsolateData*>(isolate->GetData(kEmbedderNativeGin));
  28 }
  29
  30 void PerIsolateData::SetObjectTemplate(WrapperInfo* info,
  31                                        Local<ObjectTemplate> templ) {
  32   object_templates_[info] = Eternal<ObjectTemplate>(isolate_, templ);
  33 }
  34
  35 void PerIsolateData::SetFunctionTemplate(WrapperInfo* info,
  36                                          Local<FunctionTemplate> templ) {
  37   function_templates_[info] = Eternal<FunctionTemplate>(isolate_, templ);
  38 }
  39
  40 v8::Local<v8::ObjectTemplate> PerIsolateData::GetObjectTemplate(
  41     WrapperInfo* info) {
  42   ObjectTemplateMap::iterator it = object_templates_.find(info);
  43   if (it == object_templates_.end())
  44     return v8::Local<v8::ObjectTemplate>();
  45   return it->second.Get(isolate_);
  46 }
  47
  48 v8::Local<v8::FunctionTemplate> PerIsolateData::GetFunctionTemplate(
  49     WrapperInfo* info) {
  50   FunctionTemplateMap::iterator it = function_templates_.find(info);
  51   if (it == function_templates_.end())
  52     return v8::Local<v8::FunctionTemplate>();
  53   return it->second.Get(isolate_);
  54 }
  55
  56 }  // namespace gin