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26 #ifndef CachedScriptSourceProvider_h
27 #define CachedScriptSourceProvider_h
29 #include "CachedResourceClient.h"
30 #include "CachedResourceHandle.h"
31 #include "CachedScript.h"
32 #include "JSDOMBinding.h" // for stringToUString
33 #include "ScriptSourceProvider.h"
34 #include <parser/SourceCode.h>
38 class CachedScriptSourceProvider : public ScriptSourceProvider, public CachedResourceClient {
39 WTF_MAKE_FAST_ALLOCATED;
41 static PassRefPtr<CachedScriptSourceProvider> create(CachedScript* cachedScript) { return adoptRef(new CachedScriptSourceProvider(cachedScript)); }
43 virtual ~CachedScriptSourceProvider()
45 m_cachedScript->removeClient(this);
48 virtual JSC::UString getRange(int start, int end) const OVERRIDE
50 int length = end - start;
52 ASSERT(start + length <= this->length());
54 String script = m_cachedScript->script();
55 return JSC::UString(StringImpl::create(script.impl(), start, length));
58 const StringImpl* data() const { return m_cachedScript->script().impl(); }
59 int length() const { return m_cachedScript->script().length(); }
60 const String& source() const { return m_cachedScript->script(); }
62 virtual void cacheSizeChanged(int delta)
64 m_cachedScript->sourceProviderCacheSizeChanged(delta);
68 CachedScriptSourceProvider(CachedScript* cachedScript)
69 : ScriptSourceProvider(stringToUString(cachedScript->response().url()), TextPosition::minimumPosition(), cachedScript->sourceProviderCache())
70 , m_cachedScript(cachedScript)
72 m_cachedScript->addClient(this);
75 CachedResourceHandle<CachedScript> m_cachedScript;
78 inline JSC::SourceCode makeSource(CachedScript* cachedScript)
80 return JSC::SourceCode(CachedScriptSourceProvider::create(cachedScript));
83 } // namespace WebCore
85 #endif // CachedScriptSourceProvider_h