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80 lines
2.8 KiB
C++
80 lines
2.8 KiB
C++
/*
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* Copyright (c) 2010, Google 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 are
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* met:
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*
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* * 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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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY 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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#include "config.h"
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#include "bindings/core/v8/ScriptHeapSnapshot.h"
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#include "bindings/core/v8/V8Binding.h"
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#include "platform/JSONValues.h"
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#include "wtf/PassRefPtr.h"
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#include "wtf/RefPtr.h"
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#include <v8-profiler.h>
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#include <v8.h>
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namespace blink {
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ScriptHeapSnapshot::~ScriptHeapSnapshot()
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{
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const_cast<v8::HeapSnapshot*>(m_snapshot)->Delete();
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}
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String ScriptHeapSnapshot::title() const
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{
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v8::HandleScope scope(v8::Isolate::GetCurrent());
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return toCoreString(m_snapshot->GetTitle());
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}
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namespace {
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class OutputStreamAdapter final : public v8::OutputStream {
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public:
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OutputStreamAdapter(ScriptHeapSnapshot::OutputStream* output)
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: m_output(output) { }
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virtual void EndOfStream() override { m_output->Close(); }
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virtual int GetChunkSize() override { return 102400; }
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virtual WriteResult WriteAsciiChunk(char* data, int size) override
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{
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m_output->Write(String(data, size));
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return kContinue;
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}
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private:
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ScriptHeapSnapshot::OutputStream* m_output;
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};
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} // namespace
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void ScriptHeapSnapshot::writeJSON(ScriptHeapSnapshot::OutputStream* stream)
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{
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OutputStreamAdapter outputStream(stream);
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m_snapshot->Serialize(&outputStream, v8::HeapSnapshot::kJSON);
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}
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} // namespace blink
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