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1 /*
2  * Copyright (C) 2007 Alexey Proskuryakov (ap@nypop.com)
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 COMPUTER, INC. ``AS IS'' AND ANY
14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  */
25 
26 #include "config.h"
27 #include "NativeXPathNSResolver.h"
28 
29 #if ENABLE(XPATH)
30 
31 #include "Node.h"
32 #include "PlatformString.h"
33 #include "XMLNames.h"
34 
35 namespace WebCore {
36 
NativeXPathNSResolver(PassRefPtr<Node> node)37 NativeXPathNSResolver::NativeXPathNSResolver(PassRefPtr<Node> node)
38     : m_node(node)
39 {
40 }
41 
~NativeXPathNSResolver()42 NativeXPathNSResolver::~NativeXPathNSResolver()
43 {
44 }
45 
lookupNamespaceURI(const String & prefix)46 String NativeXPathNSResolver::lookupNamespaceURI(const String& prefix)
47 {
48     // This is not done by Node::lookupNamespaceURI as per the DOM3 Core spec,
49     // but the XPath spec says that we should do it for XPathNSResolver.
50     if (prefix == "xml")
51         return XMLNames::xmlNamespaceURI;
52 
53     return m_node ? m_node->lookupNamespaceURI(prefix) : String();
54 }
55 
56 } // namespace WebCore
57 
58 #endif // ENABLE(XPATH)
59