blob: 781a828ebd050bb0ae91f693166825eb9fef23f9 [file] [log] [blame]
/*
* Copyright (C) 2007 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "GCController.h"
#include <JavaScriptCore/JSObjectRef.h>
#include <JavaScriptCore/JSRetainPtr.h>
GCController::GCController()
{
}
GCController::~GCController()
{
}
// Static Functions
static JSValueRef collectCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
GCController* controller = static_cast<GCController*>(JSObjectGetPrivate(thisObject));
controller->collect();
return JSValueMakeUndefined(context);
}
static JSValueRef collectOnAlternateThreadCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
bool waitUntilDone = false;
if (argumentCount > 0)
waitUntilDone = JSValueToBoolean(context, arguments[0]);
GCController* controller = static_cast<GCController*>(JSObjectGetPrivate(thisObject));
controller->collectOnAlternateThread(waitUntilDone);
return JSValueMakeUndefined(context);
}
static JSValueRef getJSObjectCountCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
GCController* controller = static_cast<GCController*>(JSObjectGetPrivate(thisObject));
size_t jsObjectCount = controller->getJSObjectCount();
return JSValueMakeNumber(context, jsObjectCount);
}
// Object Creation
void GCController::makeWindowObject(JSContextRef context, JSObjectRef windowObject, JSValueRef* exception)
{
JSRetainPtr<JSStringRef> gcControllerStr(Adopt, JSStringCreateWithUTF8CString("GCController"));
JSClassRef classRef = getJSClass();
JSValueRef gcControllerObject = JSObjectMake(context, classRef, this);
JSClassRelease(classRef);
JSObjectSetProperty(context, windowObject, gcControllerStr.get(), gcControllerObject, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete, exception);
}
JSClassRef GCController::getJSClass()
{
static JSStaticFunction staticFunctions[] = {
{ "collect", collectCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },
{ "collectOnAlternateThread", collectOnAlternateThreadCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },
{ "getJSObjectCount", getJSObjectCountCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },
{ 0, 0, 0 }
};
static JSClassDefinition classDefinition = {
0, kJSClassAttributeNone, "GCController", 0, 0, staticFunctions,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
return JSClassCreate(&classDefinition);
}