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Viewing changes to Source/WebCore/xml/XPathEvaluator.cpp

  • Committer: Package Import Robot
  • Author(s): Jonathan Riddell
  • Date: 2013-02-18 14:24:18 UTC
  • Revision ID: package-import@ubuntu.com-20130218142418-eon0jmjg3nj438uy
Tags: upstream-2.3
Import upstream version 2.3

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Source/WebCore/xml/XPathEvaluator.cpp
 
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/*
 
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 * Copyright 2005 Frerich Raabe <raabe@kde.org>
 
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 * Copyright (C) 2006 Apple Computer, Inc.
 
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 *
 
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 * Redistribution and use in source and binary forms, with or without
 
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 * modification, are permitted provided that the following conditions
 
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 * are met:
 
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 * 
 
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 * 1. Redistributions of source code must retain the above copyright
 
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 *    notice, this list of conditions and the following disclaimer.
 
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 * 2. Redistributions in binary form must reproduce the above copyright
 
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 *    notice, this list of conditions and the following disclaimer in the
 
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 *    documentation and/or other materials provided with the distribution.
 
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 * 
 
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
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 */
 
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#include "config.h"
 
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#include "XPathEvaluator.h"
 
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#include "ExceptionCode.h"
 
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#include "NativeXPathNSResolver.h"
 
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#include "Node.h"
 
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#include "XPathExpression.h"
 
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#include "XPathResult.h"
 
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#include "XPathUtil.h"
 
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namespace WebCore {
 
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using namespace XPath;
 
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PassRefPtr<XPathExpression> XPathEvaluator::createExpression(const String& expression,
 
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                                                             XPathNSResolver* resolver,
 
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                                                             ExceptionCode& ec)
 
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{
 
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    return XPathExpression::createExpression(expression, resolver, ec);
 
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}
 
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PassRefPtr<XPathNSResolver> XPathEvaluator::createNSResolver(Node* nodeResolver)
 
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{
 
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    return NativeXPathNSResolver::create(nodeResolver);
 
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}
 
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PassRefPtr<XPathResult> XPathEvaluator::evaluate(const String& expression,
 
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                                                 Node* contextNode,
 
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                                                 XPathNSResolver* resolver,
 
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                                                 unsigned short type,
 
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                                                 XPathResult* result,
 
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                                                 ExceptionCode& ec)
 
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{
 
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    if (!isValidContextNode(contextNode)) {
 
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        ec = NOT_SUPPORTED_ERR;
 
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        return 0;
 
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    }
 
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    ec = 0;
 
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    RefPtr<XPathExpression> expr = createExpression(expression, resolver, ec);
 
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    if (ec)
 
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        return 0;
 
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    return expr->evaluate(contextNode, type, result, ec);
 
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}
 
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}