1 /* 2 * Copyright (C) 2008 Apple 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 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef CachedScriptSourceProvider_h 27 #define CachedScriptSourceProvider_h 28 29 #include "CachedResourceClient.h" 30 #include "CachedResourceHandle.h" 31 #include "CachedScript.h" 32 #include "ScriptSourceProvider.h" 33 #include <parser/SourceCode.h> 34 35 namespace WebCore { 36 37 class CachedScriptSourceProvider : public ScriptSourceProvider, public CachedResourceClient { 38 public: create(CachedScript * cachedScript)39 static PassRefPtr<CachedScriptSourceProvider> create(CachedScript* cachedScript) { return adoptRef(new CachedScriptSourceProvider(cachedScript)); } 40 ~CachedScriptSourceProvider()41 virtual ~CachedScriptSourceProvider() 42 { 43 m_cachedScript->removeClient(this); 44 } 45 getRange(int start,int end)46 JSC::UString getRange(int start, int end) const { return JSC::UString(m_cachedScript->script().characters() + start, end - start); } data()47 const UChar* data() const { return m_cachedScript->script().characters(); } length()48 int length() const { return m_cachedScript->script().length(); } source()49 const String& source() const { return m_cachedScript->script(); } 50 51 private: CachedScriptSourceProvider(CachedScript * cachedScript)52 CachedScriptSourceProvider(CachedScript* cachedScript) 53 : ScriptSourceProvider(cachedScript->url()) 54 , m_cachedScript(cachedScript) 55 { 56 m_cachedScript->addClient(this); 57 } 58 59 CachedResourceHandle<CachedScript> m_cachedScript; 60 }; 61 makeSource(CachedScript * cachedScript)62 inline JSC::SourceCode makeSource(CachedScript* cachedScript) 63 { 64 return JSC::SourceCode(CachedScriptSourceProvider::create(cachedScript)); 65 } 66 67 } // namespace WebCore 68 69 #endif // CachedScriptSourceProvider_h 70