| /* |
| * 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 |
| * OWNER 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 GenericWorkerTask_h |
| #define GenericWorkerTask_h |
| |
| #if ENABLE(WORKERS) |
| |
| #include "CrossThreadCopier.h" |
| #include "ScriptExecutionContext.h" |
| #include <memory> |
| #include <wtf/PassRefPtr.h> |
| #include <wtf/TypeTraits.h> |
| |
| namespace WebCore { |
| |
| // Traits for the GenericWorkerTask. |
| template<typename T> struct GenericWorkerTaskTraits { |
| typedef const T& ParamType; |
| }; |
| |
| template<typename T> struct GenericWorkerTaskTraits<T*> { |
| typedef T* ParamType; |
| }; |
| |
| template<typename T> struct GenericWorkerTaskTraits<std::auto_ptr<T> > { |
| typedef std::auto_ptr<T> ParamType; |
| }; |
| |
| template<typename T> struct GenericWorkerTaskTraits<PassRefPtr<T> > { |
| typedef PassRefPtr<T> ParamType; |
| }; |
| |
| template<typename P1, typename MP1> |
| class GenericWorkerTask1 : public ScriptExecutionContext::Task { |
| public: |
| typedef void (*Method)(ScriptExecutionContext*, MP1); |
| typedef GenericWorkerTask1<P1, MP1> GenericWorkerTask; |
| typedef typename GenericWorkerTaskTraits<P1>::ParamType Param1; |
| |
| static PassRefPtr<GenericWorkerTask> create(Method method, Param1 parameter1) |
| { |
| return adoptRef(new GenericWorkerTask(method, parameter1)); |
| } |
| |
| private: |
| GenericWorkerTask1(Method method, Param1 parameter1) |
| : m_method(method) |
| , m_parameter1(parameter1) |
| { |
| } |
| |
| virtual void performTask(ScriptExecutionContext* context) |
| { |
| (*m_method)(context, m_parameter1); |
| } |
| |
| private: |
| Method m_method; |
| P1 m_parameter1; |
| }; |
| |
| template<typename P1, typename MP1, typename P2, typename MP2> |
| class GenericWorkerTask2 : public ScriptExecutionContext::Task { |
| public: |
| typedef void (*Method)(ScriptExecutionContext*, MP1, MP2); |
| typedef GenericWorkerTask2<P1, MP1, P2, MP2> GenericWorkerTask; |
| typedef typename GenericWorkerTaskTraits<P1>::ParamType Param1; |
| typedef typename GenericWorkerTaskTraits<P2>::ParamType Param2; |
| |
| static PassRefPtr<GenericWorkerTask> create(Method method, Param1 parameter1, Param2 parameter2) |
| { |
| return adoptRef(new GenericWorkerTask(method, parameter1, parameter2)); |
| } |
| |
| private: |
| GenericWorkerTask2(Method method, Param1 parameter1, Param2 parameter2) |
| : m_method(method) |
| , m_parameter1(parameter1) |
| , m_parameter2(parameter2) |
| { |
| } |
| |
| virtual void performTask(ScriptExecutionContext* context) |
| { |
| (*m_method)(context, m_parameter1, m_parameter2); |
| } |
| |
| private: |
| Method m_method; |
| P1 m_parameter1; |
| P2 m_parameter2; |
| }; |
| |
| template<typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3> |
| class GenericWorkerTask3 : public ScriptExecutionContext::Task { |
| public: |
| typedef void (*Method)(ScriptExecutionContext*, MP1, MP2, MP3); |
| typedef GenericWorkerTask3<P1, MP1, P2, MP2, P3, MP3> GenericWorkerTask; |
| typedef typename GenericWorkerTaskTraits<P1>::ParamType Param1; |
| typedef typename GenericWorkerTaskTraits<P2>::ParamType Param2; |
| typedef typename GenericWorkerTaskTraits<P3>::ParamType Param3; |
| |
| static PassRefPtr<GenericWorkerTask> create(Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3) |
| { |
| return adoptRef(new GenericWorkerTask(method, parameter1, parameter2, parameter3)); |
| } |
| |
| private: |
| GenericWorkerTask3(Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3) |
| : m_method(method) |
| , m_parameter1(parameter1) |
| , m_parameter2(parameter2) |
| , m_parameter3(parameter3) |
| { |
| } |
| |
| virtual void performTask(ScriptExecutionContext* context) |
| { |
| (*m_method)(context, m_parameter1, m_parameter2, m_parameter3); |
| } |
| |
| private: |
| Method m_method; |
| P1 m_parameter1; |
| P2 m_parameter2; |
| P3 m_parameter3; |
| }; |
| |
| template<typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3, typename P4, typename MP4> |
| class GenericWorkerTask4 : public ScriptExecutionContext::Task { |
| public: |
| typedef void (*Method)(ScriptExecutionContext*, MP1, MP2, MP3, MP4); |
| typedef GenericWorkerTask4<P1, MP1, P2, MP2, P3, MP3, P4, MP4> GenericWorkerTask; |
| typedef typename GenericWorkerTaskTraits<P1>::ParamType Param1; |
| typedef typename GenericWorkerTaskTraits<P2>::ParamType Param2; |
| typedef typename GenericWorkerTaskTraits<P3>::ParamType Param3; |
| typedef typename GenericWorkerTaskTraits<P4>::ParamType Param4; |
| |
| static PassRefPtr<GenericWorkerTask> create(Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3, Param4 parameter4) |
| { |
| return adoptRef(new GenericWorkerTask(method, parameter1, parameter2, parameter3, parameter4)); |
| } |
| |
| private: |
| GenericWorkerTask4(Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3, Param4 parameter4) |
| : m_method(method) |
| , m_parameter1(parameter1) |
| , m_parameter2(parameter2) |
| , m_parameter3(parameter3) |
| , m_parameter4(parameter4) |
| { |
| } |
| |
| virtual void performTask(ScriptExecutionContext* context) |
| { |
| (*m_method)(context, m_parameter1, m_parameter2, m_parameter3, m_parameter4); |
| } |
| |
| private: |
| Method m_method; |
| P1 m_parameter1; |
| P2 m_parameter2; |
| P3 m_parameter3; |
| P4 m_parameter4; |
| }; |
| |
| template<typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3, typename P4, typename MP4, typename P5, typename MP5> |
| class GenericWorkerTask5 : public ScriptExecutionContext::Task { |
| public: |
| typedef void (*Method)(ScriptExecutionContext*, MP1, MP2, MP3, MP4, MP5); |
| typedef GenericWorkerTask5<P1, MP1, P2, MP2, P3, MP3, P4, MP4, P5, MP5> GenericWorkerTask; |
| typedef typename GenericWorkerTaskTraits<P1>::ParamType Param1; |
| typedef typename GenericWorkerTaskTraits<P2>::ParamType Param2; |
| typedef typename GenericWorkerTaskTraits<P3>::ParamType Param3; |
| typedef typename GenericWorkerTaskTraits<P4>::ParamType Param4; |
| typedef typename GenericWorkerTaskTraits<P5>::ParamType Param5; |
| |
| static PassRefPtr<GenericWorkerTask> create(Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3, Param4 parameter4, Param5 parameter5) |
| { |
| return adoptRef(new GenericWorkerTask(method, parameter1, parameter2, parameter3, parameter4, parameter5)); |
| } |
| |
| private: |
| GenericWorkerTask5(Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3, Param4 parameter4, Param5 parameter5) |
| : m_method(method) |
| , m_parameter1(parameter1) |
| , m_parameter2(parameter2) |
| , m_parameter3(parameter3) |
| , m_parameter4(parameter4) |
| , m_parameter5(parameter5) |
| { |
| } |
| |
| virtual void performTask(ScriptExecutionContext* context) |
| { |
| (*m_method)(context, m_parameter1, m_parameter2, m_parameter3, m_parameter4, m_parameter5); |
| } |
| |
| private: |
| Method m_method; |
| P1 m_parameter1; |
| P2 m_parameter2; |
| P3 m_parameter3; |
| P4 m_parameter4; |
| P5 m_parameter5; |
| }; |
| |
| template<typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3, typename P4, typename MP4, typename P5, typename MP5, typename P6, typename MP6> |
| class GenericWorkerTask6 : public ScriptExecutionContext::Task { |
| public: |
| typedef void (*Method)(ScriptExecutionContext*, MP1, MP2, MP3, MP4, MP5, MP6); |
| typedef GenericWorkerTask6<P1, MP1, P2, MP2, P3, MP3, P4, MP4, P5, MP5, P6, MP6> GenericWorkerTask; |
| typedef typename GenericWorkerTaskTraits<P1>::ParamType Param1; |
| typedef typename GenericWorkerTaskTraits<P2>::ParamType Param2; |
| typedef typename GenericWorkerTaskTraits<P3>::ParamType Param3; |
| typedef typename GenericWorkerTaskTraits<P4>::ParamType Param4; |
| typedef typename GenericWorkerTaskTraits<P5>::ParamType Param5; |
| typedef typename GenericWorkerTaskTraits<P6>::ParamType Param6; |
| |
| static PassRefPtr<GenericWorkerTask> create(Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3, Param4 parameter4, Param5 parameter5, Param6 parameter6) |
| { |
| return adoptRef(new GenericWorkerTask(method, parameter1, parameter2, parameter3, parameter4, parameter5, parameter6)); |
| } |
| |
| private: |
| GenericWorkerTask6(Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3, Param4 parameter4, Param5 parameter5, Param6 parameter6) |
| : m_method(method) |
| , m_parameter1(parameter1) |
| , m_parameter2(parameter2) |
| , m_parameter3(parameter3) |
| , m_parameter4(parameter4) |
| , m_parameter5(parameter5) |
| , m_parameter6(parameter6) |
| { |
| } |
| |
| virtual void performTask(ScriptExecutionContext* context) |
| { |
| (*m_method)(context, m_parameter1, m_parameter2, m_parameter3, m_parameter4, m_parameter5, m_parameter6); |
| } |
| |
| private: |
| Method m_method; |
| P1 m_parameter1; |
| P2 m_parameter2; |
| P3 m_parameter3; |
| P4 m_parameter4; |
| P5 m_parameter5; |
| P6 m_parameter6; |
| }; |
| |
| template<typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3, typename P4, typename MP4, typename P5, typename MP5, typename P6, typename MP6, typename P7, typename MP7> |
| class GenericWorkerTask7 : public ScriptExecutionContext::Task { |
| public: |
| typedef void (*Method)(ScriptExecutionContext*, MP1, MP2, MP3, MP4, MP5, MP6, MP7); |
| typedef GenericWorkerTask7<P1, MP1, P2, MP2, P3, MP3, P4, MP4, P5, MP5, P6, MP6, P7, MP7> GenericWorkerTask; |
| typedef typename GenericWorkerTaskTraits<P1>::ParamType Param1; |
| typedef typename GenericWorkerTaskTraits<P2>::ParamType Param2; |
| typedef typename GenericWorkerTaskTraits<P3>::ParamType Param3; |
| typedef typename GenericWorkerTaskTraits<P4>::ParamType Param4; |
| typedef typename GenericWorkerTaskTraits<P5>::ParamType Param5; |
| typedef typename GenericWorkerTaskTraits<P6>::ParamType Param6; |
| typedef typename GenericWorkerTaskTraits<P7>::ParamType Param7; |
| |
| static PassRefPtr<GenericWorkerTask> create(Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3, Param4 parameter4, Param5 parameter5, Param6 parameter6, Param7 parameter7) |
| { |
| return adoptRef(new GenericWorkerTask(method, parameter1, parameter2, parameter3, parameter4, parameter5, parameter6, parameter7)); |
| } |
| |
| private: |
| GenericWorkerTask7(Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3, Param4 parameter4, Param5 parameter5, Param6 parameter6, Param7 parameter7) |
| : m_method(method) |
| , m_parameter1(parameter1) |
| , m_parameter2(parameter2) |
| , m_parameter3(parameter3) |
| , m_parameter4(parameter4) |
| , m_parameter5(parameter5) |
| , m_parameter6(parameter6) |
| , m_parameter7(parameter7) |
| { |
| } |
| |
| virtual void performTask(ScriptExecutionContext* context) |
| { |
| (*m_method)(context, m_parameter1, m_parameter2, m_parameter3, m_parameter4, m_parameter5, m_parameter6, m_parameter7); |
| } |
| |
| private: |
| Method m_method; |
| P1 m_parameter1; |
| P2 m_parameter2; |
| P3 m_parameter3; |
| P4 m_parameter4; |
| P5 m_parameter5; |
| P6 m_parameter6; |
| P7 m_parameter7; |
| }; |
| |
| template<typename P1, typename MP1> |
| PassRefPtr<ScriptExecutionContext::Task> createCallbackTask( |
| void (*method)(ScriptExecutionContext*, MP1), |
| const P1& parameter1) |
| { |
| return GenericWorkerTask1<typename CrossThreadCopier<P1>::Type, MP1>::create( |
| method, |
| CrossThreadCopier<P1>::copy(parameter1)); |
| } |
| |
| template<typename P1, typename MP1, typename P2, typename MP2> |
| PassRefPtr<ScriptExecutionContext::Task> createCallbackTask( |
| void (*method)(ScriptExecutionContext*, MP1, MP2), |
| const P1& parameter1, const P2& parameter2) |
| { |
| return GenericWorkerTask2<typename CrossThreadCopier<P1>::Type, MP1, typename CrossThreadCopier<P2>::Type, MP2>::create( |
| method, |
| CrossThreadCopier<P1>::copy(parameter1), CrossThreadCopier<P2>::copy(parameter2)); |
| } |
| |
| template<typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3> |
| PassRefPtr<ScriptExecutionContext::Task> createCallbackTask( |
| void (*method)(ScriptExecutionContext*, MP1, MP2, MP3), |
| const P1& parameter1, const P2& parameter2, const P3& parameter3) |
| { |
| return GenericWorkerTask3<typename CrossThreadCopier<P1>::Type, MP1, typename CrossThreadCopier<P2>::Type, MP2, typename CrossThreadCopier<P3>::Type, MP3>::create( |
| method, |
| CrossThreadCopier<P1>::copy(parameter1), CrossThreadCopier<P2>::copy(parameter2), |
| CrossThreadCopier<P3>::copy(parameter3)); |
| } |
| |
| template<typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3, typename P4, typename MP4> |
| PassRefPtr<ScriptExecutionContext::Task> createCallbackTask( |
| void (*method)(ScriptExecutionContext*, MP1, MP2, MP3, MP4), |
| const P1& parameter1, const P2& parameter2, const P3& parameter3, const P4& parameter4) |
| { |
| return GenericWorkerTask4<typename CrossThreadCopier<P1>::Type, MP1, typename CrossThreadCopier<P2>::Type, MP2, typename CrossThreadCopier<P3>::Type, MP3, |
| typename CrossThreadCopier<P4>::Type, MP4>::create( |
| method, |
| CrossThreadCopier<P1>::copy(parameter1), CrossThreadCopier<P2>::copy(parameter2), |
| CrossThreadCopier<P3>::copy(parameter3), CrossThreadCopier<P4>::copy(parameter4)); |
| } |
| |
| template<typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3, typename P4, typename MP4, typename P5, typename MP5> |
| PassRefPtr<ScriptExecutionContext::Task> createCallbackTask( |
| void (*method)(ScriptExecutionContext*, MP1, MP2, MP3, MP4, MP5), |
| const P1& parameter1, const P2& parameter2, const P3& parameter3, const P4& parameter4, const P5& parameter5) |
| { |
| return GenericWorkerTask5<typename CrossThreadCopier<P1>::Type, MP1, typename CrossThreadCopier<P2>::Type, MP2, typename CrossThreadCopier<P3>::Type, MP3, |
| typename CrossThreadCopier<P4>::Type, MP4, typename CrossThreadCopier<P5>::Type, MP5>::create( |
| method, |
| CrossThreadCopier<P1>::copy(parameter1), CrossThreadCopier<P2>::copy(parameter2), |
| CrossThreadCopier<P3>::copy(parameter3), CrossThreadCopier<P4>::copy(parameter4), |
| CrossThreadCopier<P5>::copy(parameter5)); |
| } |
| |
| template<typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3, typename P4, typename MP4, typename P5, typename MP5, typename P6, typename MP6> |
| PassRefPtr<ScriptExecutionContext::Task> createCallbackTask( |
| void (*method)(ScriptExecutionContext*, MP1, MP2, MP3, MP4, MP5, MP6), |
| const P1& parameter1, const P2& parameter2, const P3& parameter3, const P4& parameter4, const P5& parameter5, const P6& parameter6) |
| { |
| return GenericWorkerTask6<typename CrossThreadCopier<P1>::Type, MP1, typename CrossThreadCopier<P2>::Type, MP2, typename CrossThreadCopier<P3>::Type, MP3, |
| typename CrossThreadCopier<P4>::Type, MP4, typename CrossThreadCopier<P5>::Type, MP5, typename CrossThreadCopier<P6>::Type, MP6>::create( |
| method, |
| CrossThreadCopier<P1>::copy(parameter1), CrossThreadCopier<P2>::copy(parameter2), |
| CrossThreadCopier<P3>::copy(parameter3), CrossThreadCopier<P4>::copy(parameter4), |
| CrossThreadCopier<P5>::copy(parameter5), CrossThreadCopier<P6>::copy(parameter6)); |
| } |
| |
| template<typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3, typename P4, typename MP4, typename P5, typename MP5, typename P6, typename MP6, typename P7, typename MP7> |
| PassRefPtr<ScriptExecutionContext::Task> createCallbackTask( |
| void (*method)(ScriptExecutionContext*, MP1, MP2, MP3, MP4, MP5, MP6, MP7), |
| const P1& parameter1, const P2& parameter2, const P3& parameter3, const P4& parameter4, const P5& parameter5, const P6& parameter6, const P7& parameter7) |
| { |
| return GenericWorkerTask7<typename CrossThreadCopier<P1>::Type, MP1, typename CrossThreadCopier<P2>::Type, MP2, typename CrossThreadCopier<P3>::Type, MP3, |
| typename CrossThreadCopier<P4>::Type, MP4, typename CrossThreadCopier<P5>::Type, MP5, typename CrossThreadCopier<P6>::Type, MP6, |
| typename CrossThreadCopier<P7>::Type, MP7>::create( |
| method, |
| CrossThreadCopier<P1>::copy(parameter1), CrossThreadCopier<P2>::copy(parameter2), |
| CrossThreadCopier<P3>::copy(parameter3), CrossThreadCopier<P4>::copy(parameter4), |
| CrossThreadCopier<P5>::copy(parameter5), CrossThreadCopier<P6>::copy(parameter6), |
| CrossThreadCopier<P7>::copy(parameter7)); |
| } |
| |
| } // namespace WebCore |
| |
| #endif // ENABLE(WORKERS) |
| |
| #endif // GenericWorkerTask_h |
