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chrome/browser/sync_file_system/local/local_file_sync_status.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_SYNC_FILE_SYSTEM_LOCAL_LOCAL_FILE_SYNC_STATUS_H_
 #define CHROME_BROWSER_SYNC_FILE_SYSTEM_LOCAL_LOCAL_FILE_SYNC_STATUS_H_
 
 #include <map>
 #include <set>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/observer_list.h"
 #include "base/threading/non_thread_safe.h"
 #include "webkit/browser/fileapi/file_system_url.h"
 
-namespace fileapi {
+namespace storage {
 class FileSystemURL;
 }
 
 namespace sync_file_system {
 
 // Represents local file sync status.
 // This class is supposed to run only on IO thread.
 //
 // This class manages two important synchronization flags: writing (counter)
 // and syncing (flag).  Writing counter keeps track of which URL is in
 // writing and syncing flag indicates which URL is in syncing.
 //
 // An entry can have multiple writers but sync is exclusive and cannot overwrap
 // with any writes or syncs.
 class LocalFileSyncStatus
     : public base::NonThreadSafe {
  public:
-  typedef std::pair<GURL, fileapi::FileSystemType> OriginAndType;
+  typedef std::pair<GURL, storage::FileSystemType> OriginAndType;
 
   class Observer {
    public:
     Observer() {}
     virtual ~Observer() {}
-    virtual void OnSyncEnabled(const fileapi::FileSystemURL& url) = 0;
-    virtual void OnWriteEnabled(const fileapi::FileSystemURL& url) = 0;
+    virtual void OnSyncEnabled(const storage::FileSystemURL& url) = 0;
+    virtual void OnWriteEnabled(const storage::FileSystemURL& url) = 0;
+
    private:
     DISALLOW_COPY_AND_ASSIGN(Observer);
   };
 
   LocalFileSyncStatus();
   ~LocalFileSyncStatus();
 
   // Increment writing counter for |url|.
   // This should not be called if the |url| is not writable.
-  void StartWriting(const fileapi::FileSystemURL& url);
+  void StartWriting(const storage::FileSystemURL& url);
 
   // Decrement writing counter for |url|.
-  void EndWriting(const fileapi::FileSystemURL& url);
+  void EndWriting(const storage::FileSystemURL& url);
 
   // Start syncing for |url| and disable writing.
   // This should not be called if |url| is in syncing or in writing.
-  void StartSyncing(const fileapi::FileSystemURL& url);
+  void StartSyncing(const storage::FileSystemURL& url);
 
   // Clears the syncing flag for |url| and enable writing.
-  void EndSyncing(const fileapi::FileSystemURL& url);
+  void EndSyncing(const storage::FileSystemURL& url);
 
   // Returns true if the |url| or its parent or child is in writing.
-  bool IsWriting(const fileapi::FileSystemURL& url) const;
+  bool IsWriting(const storage::FileSystemURL& url) const;
 
   // Returns true if the |url| is enabled for writing (i.e. not in syncing).
-  bool IsWritable(const fileapi::FileSystemURL& url) const;
+  bool IsWritable(const storage::FileSystemURL& url) const;
 
   // Returns true if the |url| is enabled for syncing (i.e. neither in
   // syncing nor writing).
-  bool IsSyncable(const fileapi::FileSystemURL& url) const;
+  bool IsSyncable(const storage::FileSystemURL& url) const;
 
   void AddObserver(Observer* observer);
   void RemoveObserver(Observer* observer);
 
  private:
   FRIEND_TEST_ALL_PREFIXES(LocalFileSyncStatusTest, WritingOnPathsWithPeriod);
   FRIEND_TEST_ALL_PREFIXES(LocalFileSyncStatusTest, SyncingOnPathsWithPeriod);
 
   typedef std::set<base::FilePath> PathSet;
   typedef std::map<OriginAndType, PathSet> URLSet;
 
   typedef std::map<base::FilePath, int64> PathBucket;
   typedef std::map<OriginAndType, PathBucket> URLBucket;
 
-  bool IsChildOrParentWriting(const fileapi::FileSystemURL& url) const;
-  bool IsChildOrParentSyncing(const fileapi::FileSystemURL& url) const;
+  bool IsChildOrParentWriting(const storage::FileSystemURL& url) const;
+  bool IsChildOrParentSyncing(const storage::FileSystemURL& url) const;
 
   // If this count is non-zero positive there're ongoing write operations.
   URLBucket writing_;
 
   // If this flag is set sync process is running on the file.
   URLSet syncing_;
 
   ObserverList<Observer> observer_list_;
 
   DISALLOW_COPY_AND_ASSIGN(LocalFileSyncStatus);
 };
 
 }  // namespace sync_file_system
 
 #endif  // CHROME_BROWSER_SYNC_FILE_SYSTEM_LOCAL_LOCAL_FILE_SYNC_STATUS_H_