DOMXPathExpression.mm   [plain text]


/*
 * Copyright (C) 2004-2016 Apple Inc. All rights reserved.
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#import "DOMXPathExpressionInternal.h"

#import "DOMInternal.h"
#import "DOMNodeInternal.h"
#import "DOMXPathResultInternal.h"
#import "ExceptionHandlers.h"
#import <WebCore/JSMainThreadExecState.h>
#import <WebCore/Node.h>
#import <WebCore/ThreadCheck.h>
#import <WebCore/WebCoreObjCExtras.h>
#import <WebCore/WebScriptObjectPrivate.h>
#import <WebCore/XPathExpression.h>
#import <WebCore/XPathResult.h>
#import <wtf/GetPtr.h>

#define IMPL reinterpret_cast<WebCore::XPathExpression*>(_internal)

@implementation DOMXPathExpression

- (void)dealloc
{
    if (WebCoreObjCScheduleDeallocateOnMainThread([DOMXPathExpression class], self))
        return;

    if (_internal)
        IMPL->deref();
    [super dealloc];
}

- (DOMXPathResult *)evaluate:(DOMNode *)contextNode type:(unsigned short)type inResult:(DOMXPathResult *)inResult
{
    WebCore::JSMainThreadNullState state;
    return kit(raiseOnDOMError(IMPL->evaluate(core(contextNode), type, core(inResult))).ptr());
}

@end

@implementation DOMXPathExpression (DOMXPathExpressionDeprecated)

- (DOMXPathResult *)evaluate:(DOMNode *)contextNode :(unsigned short)type :(DOMXPathResult *)inResult
{
    return [self evaluate:contextNode type:type inResult:inResult];
}

@end

DOMXPathExpression *kit(WebCore::XPathExpression* value)
{
    WebCoreThreadViolationCheckRoundOne();
    if (!value)
        return nil;
    if (DOMXPathExpression *wrapper = getDOMWrapper(value))
        return [[wrapper retain] autorelease];
    DOMXPathExpression *wrapper = [[DOMXPathExpression alloc] _init];
    wrapper->_internal = reinterpret_cast<DOMObjectInternal*>(value);
    value->ref();
    addDOMWrapper(wrapper, value);
    return [wrapper autorelease];
}