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1 /* | 1 /* |
2 * Copyright (C) 2008, 2009, 2011 Google Inc. All rights reserved. | 2 * Copyright (C) 2008, 2009, 2011 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #include "config.h" | 31 #include "config.h" |
32 #include "bindings/core/v8/ScriptValue.h" | 32 #include "bindings/core/v8/ScriptValue.h" |
33 | 33 |
34 #include "bindings/core/v8/ScriptState.h" | 34 #include "bindings/core/v8/ScriptState.h" |
35 #include "bindings/core/v8/SerializedScriptValueFactory.h" | |
35 #include "bindings/core/v8/V8Binding.h" | 36 #include "bindings/core/v8/V8Binding.h" |
36 #include "platform/JSONValues.h" | 37 #include "platform/JSONValues.h" |
37 | 38 |
38 namespace blink { | 39 namespace blink { |
39 | 40 |
40 v8::Local<v8::Value> ScriptValue::v8Value() const | 41 v8::Local<v8::Value> ScriptValue::v8Value() const |
41 { | 42 { |
42 if (isEmpty()) | 43 if (isEmpty()) |
43 return v8::Local<v8::Value>(); | 44 return v8::Local<v8::Value>(); |
44 | 45 |
45 ASSERT(isolate()->InContext()); | 46 ASSERT(isolate()->InContext()); |
46 | 47 |
47 // This is a check to validate that you don't return a ScriptValue to a worl d different | 48 // This is a check to validate that you don't return a ScriptValue to a worl d different |
48 // from the world that created the ScriptValue. | 49 // from the world that created the ScriptValue. |
49 // Probably this could be: | 50 // Probably this could be: |
50 // if (&m_scriptState->world() == &DOMWrapperWorld::current(isolate())) | 51 // if (&m_scriptState->world() == &DOMWrapperWorld::current(isolate())) |
51 // return v8::Local<v8::Value>(); | 52 // return v8::Local<v8::Value>(); |
52 // instead of triggering RELEASE_ASSERT. | 53 // instead of triggering RELEASE_ASSERT. |
53 RELEASE_ASSERT(&m_scriptState->world() == &DOMWrapperWorld::current(isolate( ))); | 54 RELEASE_ASSERT(&m_scriptState->world() == &DOMWrapperWorld::current(isolate( ))); |
54 return m_value->newLocal(isolate()); | 55 return m_value->newLocal(isolate()); |
55 } | 56 } |
56 | 57 |
57 v8::Local<v8::Value> ScriptValue::v8ValueUnsafe() const | 58 v8::Local<v8::Value> ScriptValue::v8ValueUnsafe() const |
58 { | 59 { |
59 if (isEmpty()) | 60 if (isEmpty()) |
60 return v8::Local<v8::Value>(); | 61 return v8::Local<v8::Value>(); |
61 return m_value->newLocal(isolate()); | 62 return m_value->newLocal(isolate()); |
62 } | 63 } |
63 | 64 |
65 v8::Local<v8::Value> ScriptValue::v8ValueFor(ScriptState* targetScriptState) | |
66 { | |
67 if (isEmpty()) | |
68 return v8::Local<v8::Value>(); | |
69 v8::Isolate* isolate = targetScriptState->isolate(); | |
70 if (&m_scriptState->world() == &targetScriptState->world()) | |
71 return m_value->newLocal(isolate); | |
72 | |
73 ASSERT(isolate->InContext()); | |
74 ASSERT(!m_scriptState->world().isWorkerWorld()); | |
bashi
2015/05/13 09:44:34
I thought it's not safe to compare world between w
| |
75 ASSERT(!targetScriptState->world().isWorkerWorld()); | |
76 v8::Local<v8::Value> value = m_value->newLocal(isolate); | |
77 RefPtr<SerializedScriptValue> serialized = SerializedScriptValueFactory::ins tance().createAndSwallowExceptions(isolate, value); | |
78 return serialized->deserialize(); | |
79 } | |
80 | |
64 bool ScriptValue::toString(String& result) const | 81 bool ScriptValue::toString(String& result) const |
65 { | 82 { |
66 if (isEmpty()) | 83 if (isEmpty()) |
67 return false; | 84 return false; |
68 | 85 |
69 ScriptState::Scope scope(m_scriptState.get()); | 86 ScriptState::Scope scope(m_scriptState.get()); |
70 v8::Local<v8::Value> string = v8Value(); | 87 v8::Local<v8::Value> string = v8Value(); |
71 if (string.IsEmpty() || !string->IsString()) | 88 if (string.IsEmpty() || !string->IsString()) |
72 return false; | 89 return false; |
73 result = toCoreString(v8::Local<v8::String>::Cast(string)); | 90 result = toCoreString(v8::Local<v8::String>::Cast(string)); |
74 return true; | 91 return true; |
75 } | 92 } |
76 | 93 |
77 ScriptValue ScriptValue::createNull(ScriptState* scriptState) | 94 ScriptValue ScriptValue::createNull(ScriptState* scriptState) |
78 { | 95 { |
79 return ScriptValue(scriptState, v8::Null(scriptState->isolate())); | 96 return ScriptValue(scriptState, v8::Null(scriptState->isolate())); |
80 } | 97 } |
81 | 98 |
82 } // namespace blink | 99 } // namespace blink |
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