1/*
2 * Copyright (C) 2010 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25#include "config.h"
26#include "GCController.h"
27#include "JSGCController.h"
28#include <JavaScriptCore/JSRetainPtr.h>
29#include <wtf/GetPtr.h>
30
31namespace WTR {
32
33GCController* toGCController(JSContextRef context, JSValueRef value)
34{
35 if (!context || !value || !JSGCController::gCControllerClass() || !JSValueIsObjectOfClass(context, value, JSGCController::gCControllerClass()))
36 return 0;
37 return static_cast<GCController*>(JSWrapper::unwrap(context, value));
38}
39
40JSClassRef JSGCController::gCControllerClass()
41{
42 static JSClassRef jsClass;
43 if (!jsClass) {
44 JSClassDefinition definition = kJSClassDefinitionEmpty;
45 definition.className = "GCController";
46 definition.parentClass = 0;
47 definition.staticValues = staticValues();
48 definition.staticFunctions = staticFunctions();
49 definition.initialize = initialize;
50 definition.finalize = finalize;
51 jsClass = JSClassCreate(&definition);
52 }
53 return jsClass;
54}
55
56const JSStaticFunction* JSGCController::staticFunctions()
57{
58 static const JSStaticFunction functions[] = {
59 { "collect", collect, kJSPropertyAttributeDontDelete | kJSPropertyAttributeReadOnly },
60 { "collectOnAlternateThread", collectOnAlternateThread, kJSPropertyAttributeDontDelete | kJSPropertyAttributeReadOnly },
61 { "getJSObjectCount", getJSObjectCount, kJSPropertyAttributeDontDelete | kJSPropertyAttributeReadOnly },
62 { 0, 0, 0 }
63 };
64 return functions;
65}
66
67const JSStaticValue* JSGCController::staticValues()
68{
69 return 0;
70}
71
72// Functions
73
74JSValueRef JSGCController::collect(JSContextRef context, JSObjectRef, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
75{
76 GCController* impl = toGCController(context, thisObject);
77 if (!impl)
78 return JSValueMakeUndefined(context);
79
80 impl->collect();
81
82 return JSValueMakeUndefined(context);
83}
84
85JSValueRef JSGCController::collectOnAlternateThread(JSContextRef context, JSObjectRef, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
86{
87 GCController* impl = toGCController(context, thisObject);
88 if (!impl)
89 return JSValueMakeUndefined(context);
90
91 bool waitUntilDone = argumentCount > 0 && JSValueToBoolean(context, arguments[0]);
92 impl->collectOnAlternateThread(waitUntilDone);
93
94 return JSValueMakeUndefined(context);
95}
96
97JSValueRef JSGCController::getJSObjectCount(JSContextRef context, JSObjectRef, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
98{
99 GCController* impl = toGCController(context, thisObject);
100 if (!impl)
101 return JSValueMakeUndefined(context);
102
103 return JSValueMakeNumber(context, impl->getJSObjectCount());
104}
105
106} // namespace WTR
107
108