| /* |
| * Copyright (C) 2013 Apple Inc. All Rights Reserved. |
| * Copyright (C) 2011 The Chromium Authors. 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 InspectorBackendDispatcher_h |
| #define InspectorBackendDispatcher_h |
| |
| #include "InspectorTypeBuilder.h" |
| #include <wtf/PassRefPtr.h> |
| #include <wtf/RefCounted.h> |
| #include <wtf/text/WTFString.h> |
| |
| namespace WebCore { |
| |
| class InspectorBackendDispatcher; |
| class InspectorFrontendChannel; |
| typedef String ErrorString; |
| |
| class InspectorSupplementalBackendDispatcher : public RefCounted<InspectorSupplementalBackendDispatcher> { |
| public: |
| InspectorSupplementalBackendDispatcher(InspectorBackendDispatcher* backendDispatcher) : m_backendDispatcher(backendDispatcher) { } |
| virtual ~InspectorSupplementalBackendDispatcher() { } |
| virtual void dispatch(long callId, const String& method, PassRefPtr<InspectorObject> message) = 0; |
| protected: |
| RefPtr<InspectorBackendDispatcher> m_backendDispatcher; |
| }; |
| |
| class InspectorBackendDispatcher : public RefCounted<InspectorBackendDispatcher> { |
| public: |
| static PassRefPtr<InspectorBackendDispatcher> create(InspectorFrontendChannel*); |
| virtual ~InspectorBackendDispatcher() { } |
| |
| class CallbackBase: public RefCounted<CallbackBase> { |
| public: |
| CallbackBase(PassRefPtr<InspectorBackendDispatcher>, int id); |
| virtual ~CallbackBase() { } |
| |
| bool isActive() const; |
| void sendFailure(const ErrorString&); |
| void disable() { m_alreadySent = true; } |
| |
| protected: |
| void sendIfActive(PassRefPtr<InspectorObject> partialMessage, const ErrorString& invocationError); |
| |
| private: |
| RefPtr<InspectorBackendDispatcher> m_backendDispatcher; |
| int m_id; |
| bool m_alreadySent; |
| }; |
| |
| void clearFrontend() { m_inspectorFrontendChannel = nullptr; } |
| bool isActive() const { return !!m_inspectorFrontendChannel; } |
| |
| enum CommonErrorCode { |
| ParseError = 0, |
| InvalidRequest, |
| MethodNotFound, |
| InvalidParams, |
| InternalError, |
| ServerError |
| }; |
| |
| void registerDispatcherForDomain(const String& domain, InspectorSupplementalBackendDispatcher*); |
| void dispatch(const String& message); |
| void sendResponse(long callId, PassRefPtr<InspectorObject> result, const ErrorString& invocationError); |
| void reportProtocolError(const long* const callId, CommonErrorCode, const String& errorMessage) const; |
| void reportProtocolError(const long* const callId, CommonErrorCode, const String& errorMessage, PassRefPtr<InspectorArray> data) const; |
| |
| static int getInt(InspectorObject*, const String& name, bool* valueFound, InspectorArray* protocolErrors); |
| static double getDouble(InspectorObject*, const String& name, bool* valueFound, InspectorArray* protocolErrors); |
| static String getString(InspectorObject*, const String& name, bool* valueFound, InspectorArray* protocolErrors); |
| static bool getBoolean(InspectorObject*, const String& name, bool* valueFound, InspectorArray* protocolErrors); |
| static PassRefPtr<InspectorObject> getObject(InspectorObject*, const String& name, bool* valueFound, InspectorArray* protocolErrors); |
| static PassRefPtr<InspectorArray> getArray(InspectorObject*, const String& name, bool* valueFound, InspectorArray* protocolErrors); |
| |
| private: |
| InspectorBackendDispatcher(InspectorFrontendChannel* inspectorFrontendChannel) : m_inspectorFrontendChannel(inspectorFrontendChannel) { } |
| |
| template<typename ReturnValueType, typename ValueType, typename DefaultValueType> |
| static ReturnValueType getPropertyValue(InspectorObject* object, const String& name, bool* valueFound, InspectorArray* protocolErrors, DefaultValueType defaultValue, bool (*asMethod)(InspectorValue*, ValueType*), const char* typeName); |
| |
| InspectorFrontendChannel* m_inspectorFrontendChannel; |
| HashMap<String, InspectorSupplementalBackendDispatcher*> m_dispatchers; |
| }; |
| |
| } // namespace WebCore |
| |
| #endif // !defined(InspectorBackendDispatcher_h) |