1/* 2 * Copyright (c) 2010, Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include "config.h" 32#include "ScriptHeapSnapshot.h" 33 34#include "InspectorValues.h" 35#include "V8Binding.h" 36#include <v8.h> 37#include <v8-profiler.h> 38#include <wtf/PassRefPtr.h> 39#include <wtf/RefPtr.h> 40 41namespace WebCore { 42 43ScriptHeapSnapshot::~ScriptHeapSnapshot() 44{ 45 const_cast<v8::HeapSnapshot*>(m_snapshot)->Delete(); 46} 47 48String ScriptHeapSnapshot::title() const 49{ 50 v8::HandleScope scope; 51 return toWebCoreString(m_snapshot->GetTitle()); 52} 53 54unsigned int ScriptHeapSnapshot::uid() const 55{ 56 return m_snapshot->GetUid(); 57} 58 59namespace { 60 61class OutputStreamAdapter : public v8::OutputStream { 62public: 63 OutputStreamAdapter(ScriptHeapSnapshot::OutputStream* output) 64 : m_output(output) { } 65 void EndOfStream() { m_output->Close(); } 66 int GetChunkSize() { return 10240; } 67 WriteResult WriteAsciiChunk(char* data, int size) 68 { 69 m_output->Write(String(data, size)); 70 return kContinue; 71 } 72private: 73 ScriptHeapSnapshot::OutputStream* m_output; 74}; 75 76} // namespace 77 78void ScriptHeapSnapshot::writeJSON(ScriptHeapSnapshot::OutputStream* stream) 79{ 80 OutputStreamAdapter outputStream(stream); 81 m_snapshot->Serialize(&outputStream, v8::HeapSnapshot::kJSON); 82} 83 84} // namespace WebCore 85