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 #ifndef WorkerAsyncFileSystemChromium_h 32 #define WorkerAsyncFileSystemChromium_h 33 34 #if ENABLE(FILE_SYSTEM) 35 36 #include "AsyncFileSystem.h" 37 #include "PlatformString.h" 38 #include <wtf/PassOwnPtr.h> 39 #include <wtf/RefPtr.h> 40 41 namespace WebKit { 42 class WebFileSystem; 43 class WebWorkerBase; 44 class WorkerFileSystemCallbacksBridge; 45 } 46 47 namespace WebCore { 48 49 class AsyncFileSystemCallbacks; 50 class ScriptExecutionContext; 51 class WorkerContext; 52 53 class WorkerAsyncFileSystemChromium : public AsyncFileSystem { 54 public: create(ScriptExecutionContext * context,AsyncFileSystem::Type type,const String & rootPath,bool synchronous)55 static PassOwnPtr<AsyncFileSystem> create(ScriptExecutionContext* context, AsyncFileSystem::Type type, const String& rootPath, bool synchronous) 56 { 57 return adoptPtr(new WorkerAsyncFileSystemChromium(context, type, rootPath, synchronous)); 58 } 59 60 virtual ~WorkerAsyncFileSystemChromium(); 61 62 // Runs one pending operation (to wait for completion in the sync-mode). 63 virtual bool waitForOperationToComplete(); 64 65 virtual void move(const String& sourcePath, const String& destinationPath, PassOwnPtr<AsyncFileSystemCallbacks>); 66 virtual void copy(const String& sourcePath, const String& destinationPath, PassOwnPtr<AsyncFileSystemCallbacks>); 67 virtual void remove(const String& path, PassOwnPtr<AsyncFileSystemCallbacks>); 68 virtual void removeRecursively(const String& path, PassOwnPtr<AsyncFileSystemCallbacks>); 69 virtual void readMetadata(const String& path, PassOwnPtr<AsyncFileSystemCallbacks>); 70 virtual void createFile(const String& path, bool exclusive, PassOwnPtr<AsyncFileSystemCallbacks>); 71 virtual void createDirectory(const String& path, bool exclusive, PassOwnPtr<AsyncFileSystemCallbacks>); 72 virtual void fileExists(const String& path, PassOwnPtr<AsyncFileSystemCallbacks>); 73 virtual void directoryExists(const String& path, PassOwnPtr<AsyncFileSystemCallbacks>); 74 virtual void readDirectory(const String& path, PassOwnPtr<AsyncFileSystemCallbacks>); 75 virtual void createWriter(AsyncFileWriterClient* client, const String& path, PassOwnPtr<AsyncFileSystemCallbacks>); 76 77 private: 78 WorkerAsyncFileSystemChromium(ScriptExecutionContext*, AsyncFileSystem::Type, const String& rootPath, bool synchronous); 79 80 PassRefPtr<WebKit::WorkerFileSystemCallbacksBridge> createWorkerFileSystemCallbacksBridge(PassOwnPtr<AsyncFileSystemCallbacks>); 81 82 ScriptExecutionContext* m_scriptExecutionContext; 83 WebKit::WebFileSystem* m_webFileSystem; 84 WebKit::WebWorkerBase* m_worker; 85 WorkerContext* m_workerContext; 86 RefPtr<WebKit::WorkerFileSystemCallbacksBridge> m_bridgeForCurrentOperation; 87 String m_modeForCurrentOperation; 88 bool m_synchronous; 89 }; 90 91 } // namespace WebCore 92 93 #endif // ENABLE(FILE_SYSTEM) 94 95 #endif // WorkerAsyncFileSystemChromium_h 96