| /* |
| * Copyright (C) 2010 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "third_party/blink/renderer/modules/filesystem/directory_reader_sync.h" |
| |
| #include "third_party/blink/renderer/modules/filesystem/directory_entry.h" |
| #include "third_party/blink/renderer/modules/filesystem/directory_entry_sync.h" |
| #include "third_party/blink/renderer/modules/filesystem/entry_sync.h" |
| #include "third_party/blink/renderer/modules/filesystem/file_entry_sync.h" |
| #include "third_party/blink/renderer/modules/filesystem/file_system_callbacks.h" |
| #include "third_party/blink/renderer/platform/bindings/exception_state.h" |
| #include "third_party/blink/renderer/platform/wtf/functional.h" |
| |
| namespace blink { |
| |
| DirectoryReaderSync::DirectoryReaderSync(DOMFileSystemBase* file_system, |
| const String& full_path) |
| : DirectoryReaderBase(file_system, full_path) {} |
| |
| EntrySyncHeapVector DirectoryReaderSync::readEntries( |
| ExceptionState& exception_state) { |
| auto success_callback_wrapper = WTF::BindRepeating( |
| [](DirectoryReaderSync* persistent_reader, EntryHeapVector* entries) { |
| persistent_reader->entries_.ReserveCapacity( |
| persistent_reader->entries_.size() + entries->size()); |
| for (const auto& entry : *entries) { |
| persistent_reader->entries_.UncheckedAppend( |
| EntrySync::Create(entry.Get())); |
| } |
| }, |
| WrapPersistentIfNeeded(this)); |
| auto error_callback_wrapper = WTF::Bind( |
| [](DirectoryReaderSync* persistent_reader, base::File::Error error) { |
| persistent_reader->error_code_ = error; |
| }, |
| WrapPersistentIfNeeded(this)); |
| |
| if (!has_called_read_directory_) { |
| Filesystem()->ReadDirectory(this, full_path_, success_callback_wrapper, |
| std::move(error_callback_wrapper), |
| DOMFileSystemBase::kSynchronous); |
| has_called_read_directory_ = true; |
| } |
| |
| DCHECK(!has_more_entries_); |
| |
| if (error_code_ != base::File::FILE_OK) { |
| file_error::ThrowDOMException(exception_state, error_code_); |
| return EntrySyncHeapVector(); |
| } |
| |
| EntrySyncHeapVector result; |
| result.swap(entries_); |
| return result; |
| } |
| |
| void DirectoryReaderSync::Trace(blink::Visitor* visitor) { |
| visitor->Trace(entries_); |
| DirectoryReaderBase::Trace(visitor); |
| } |
| |
| } // namespace blink |