79 lines
3.3 KiB
C++
79 lines
3.3 KiB
C++
/*
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* Copyright (C) 2016 Apple, Inc. All Rights Reserved.
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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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* 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 APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* 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
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "CachedResourceClient.h"
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#include "CachedResourceHandle.h"
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#include "CachedScript.h"
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#include "LoadableScript.h"
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#include "ReferrerPolicy.h"
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#include <wtf/TypeCasts.h>
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namespace WebCore {
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// A CachedResourceHandle alone does not prevent the underlying CachedResource
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// from purging its data buffer. This class holds a client until this class is
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// destroyed in order to guarantee that the data buffer will not be purged.
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class LoadableClassicScript final : public LoadableScript, private CachedResourceClient {
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public:
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virtual ~LoadableClassicScript();
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static Ref<LoadableClassicScript> create(const String& nonce, const String& integrity, ReferrerPolicy, const String& crossOriginMode, const String& charset, const AtomString& initiatorName, bool isInUserAgentShadowTree, bool isAsync);
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bool isLoaded() const final;
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std::optional<Error> error() const final;
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bool wasCanceled() const final;
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CachedScript& cachedScript() { return *m_cachedScript; }
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bool isClassicScript() const final { return true; }
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bool isModuleScript() const final { return false; }
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void execute(ScriptElement&) final;
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bool load(Document&, const URL&);
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private:
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LoadableClassicScript(const String& nonce, const String& integrity, ReferrerPolicy policy, const String& crossOriginMode, const String& charset, const AtomString& initiatorName, bool isInUserAgentShadowTree, bool isAsync)
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: LoadableScript(nonce, policy, crossOriginMode, charset, initiatorName, isInUserAgentShadowTree)
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, m_integrity(integrity)
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, m_isAsync(isAsync)
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{
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}
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void notifyFinished(CachedResource&, const NetworkLoadMetrics&) final;
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CachedResourceHandle<CachedScript> m_cachedScript { };
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std::optional<Error> m_error { std::nullopt };
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String m_integrity;
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bool m_isAsync { false };
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};
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}
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SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::LoadableClassicScript)
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static bool isType(const WebCore::LoadableScript& script) { return script.isClassicScript(); }
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SPECIALIZE_TYPE_TRAITS_END()
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