xref: /external/chromium_org/third_party/WebKit/Source/bindings/core/v8/custom/V8CustomXPathNSResolver.h

/*
 * Copyright (C) 2009 Google 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:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
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#ifndef V8CustomXPathNSResolver_h
#define V8CustomXPathNSResolver_h

#include "core/xml/XPathNSResolver.h"
#include "wtf/Forward.h"
#include "wtf/RefPtr.h"
#include <v8.h>

namespace blink {

// V8CustomXPathNSResolver does not create a persistent handle to the
// given resolver object. So the lifetime of V8CustomXPathNSResolver
// must not exceed the lifetime of the passed handle.
class V8CustomXPathNSResolver FINAL : public XPathNSResolver {
public:
    static PassRefPtrWillBeRawPtr<V8CustomXPathNSResolver> create(v8::Handle<v8::Object> resolver, v8::Isolate*);

    virtual AtomicString lookupNamespaceURI(const String& prefix) OVERRIDE;

    virtual void trace(Visitor*) OVERRIDE;

private:
    V8CustomXPathNSResolver(v8::Handle<v8::Object> resolver, v8::Isolate*);

    v8::Handle<v8::Object> m_resolver; // Handle to resolver object.
    v8::Isolate* m_isolate;
};

} // namespace blink

#endif // V8CustomXPathNSResolver_h