JavaScriptCore-7601.1.46.3.tar.gz

[apple/javascriptcore.git] / inspector / augmentable / AlternateDispatchableAgent.h

diff --git a/inspector/augmentable/AlternateDispatchableAgent.h b/inspector/augmentable/AlternateDispatchableAgent.h
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+/*
+ * Copyright (C) 2014 Apple 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:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef AlternateDispatchableAgent_h
+#define AlternateDispatchableAgent_h
+
+#if ENABLE(INSPECTOR_ALTERNATE_DISPATCHERS)
+
+#include "InspectorAlternateBackendDispatchers.h"
+#include "InspectorBackendDispatchers.h"
+#include <JavaScriptCore/InspectorAgentBase.h>
+#include <wtf/Forward.h>
+
+namespace Inspector {
+
+template<typename TBackendDispatcher, typename TAlternateDispatcher>
+class AlternateDispatchableAgent final : public InspectorAgentBase {
+    WTF_MAKE_FAST_ALLOCATED;
+public:
+    AlternateDispatchableAgent(const String& domainName, std::unique_ptr<TAlternateDispatcher> alternateDispatcher)
+        : InspectorAgentBase(domainName)
+        , m_alternateDispatcher(WTF::move(alternateDispatcher))
+    {
+    }
+
+    virtual void didCreateFrontendAndBackend(FrontendChannel*, BackendDispatcher* backendDispatcher) override
+    {
+        m_backendDispatcher = TBackendDispatcher::create(backendDispatcher, nullptr);
+        m_backendDispatcher->setAlternateDispatcher(m_alternateDispatcher.get());
+        m_alternateDispatcher->setBackendDispatcher(backendDispatcher);
+    }
+
+    virtual void willDestroyFrontendAndBackend(DisconnectReason) override
+    {
+        m_backendDispatcher = nullptr;
+        m_alternateDispatcher->setBackendDispatcher(nullptr);
+    }
+
+private:
+    std::unique_ptr<TAlternateDispatcher> m_alternateDispatcher;
+    RefPtr<TBackendDispatcher> m_backendDispatcher;
+};
+
+} // namespace Inspector
+
+#endif // ENABLE(INSPECTOR_ALTERNATE_DISPATCHERS)
+
+#endif // AlternateDispatchableAgent_h