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32 #include "modules/filesystem/DirectoryReaderSync.h"
34 #include "bindings/core/v8/ExceptionState.h"
35 #include "core/dom/ExceptionCode.h"
36 #include "modules/filesystem/DirectoryEntry.h"
37 #include "modules/filesystem/DirectoryEntrySync.h"
38 #include "modules/filesystem/EntriesCallback.h"
39 #include "modules/filesystem/EntrySync.h"
40 #include "modules/filesystem/ErrorCallback.h"
41 #include "modules/filesystem/FileEntrySync.h"
45 class DirectoryReaderSync::EntriesCallbackHelper : public EntriesCallback {
47 explicit EntriesCallbackHelper(DirectoryReaderSync* reader)
52 virtual void handleEvent(const EntryHeapVector& entries) OVERRIDE
54 EntrySyncHeapVector syncEntries;
55 syncEntries.reserveInitialCapacity(entries.size());
56 for (size_t i = 0; i < entries.size(); ++i)
57 syncEntries.uncheckedAppend(EntrySync::create(entries[i].get()));
58 m_reader->addEntries(syncEntries);
62 Persistent<DirectoryReaderSync> m_reader;
65 class DirectoryReaderSync::ErrorCallbackHelper : public ErrorCallback {
67 explicit ErrorCallbackHelper(DirectoryReaderSync* reader)
72 virtual void handleEvent(FileError* error) OVERRIDE
74 m_reader->setError(error->code());
78 Persistent<DirectoryReaderSync> m_reader;
81 DirectoryReaderSync::DirectoryReaderSync(DOMFileSystemBase* fileSystem, const String& fullPath)
82 : DirectoryReaderBase(fileSystem, fullPath)
84 , m_errorCode(FileError::OK)
86 ScriptWrappable::init(this);
89 DirectoryReaderSync::~DirectoryReaderSync()
93 EntrySyncHeapVector DirectoryReaderSync::readEntries(ExceptionState& exceptionState)
96 m_callbacksId = filesystem()->readDirectory(this, m_fullPath, adoptPtr(new EntriesCallbackHelper(this)), adoptPtr(new ErrorCallbackHelper(this)), DOMFileSystemBase::Synchronous);
99 if (m_errorCode == FileError::OK && m_hasMoreEntries && m_entries.isEmpty())
100 m_fileSystem->waitForAdditionalResult(m_callbacksId);
102 if (m_errorCode != FileError::OK) {
103 FileError::throwDOMException(exceptionState, m_errorCode);
104 return EntrySyncHeapVector();
107 EntrySyncHeapVector result;
108 result.swap(m_entries);
112 void DirectoryReaderSync::trace(Visitor* visitor)
114 visitor->trace(m_entries);
115 DirectoryReaderBase::trace(visitor);