Add Dump{Quota,LastAccessTime}Table

webkit/quota/quota_database.h

 // Copyright (c) 2011 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 WEBKIT_QUOTA_QUOTA_DATABASE_H_
 #define WEBKIT_QUOTA_QUOTA_DATABASE_H_
 
 #include <set>
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/callback.h"
 #include "base/file_path.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/time.h"
 #include "base/timer.h"
+#include "googleurl/src/gurl.h"
 #include "webkit/quota/quota_types.h"
 
 namespace sql {
 class Connection;
 class MetaTable;
 class Statement;
 }
 
 class GURL;
 
@@ skipping 33 matching lines @@
                     const std::set<GURL>& exceptions,
                     GURL* origin);
 
   // Returns false if SetOriginDatabaseBootstrapped has never
   // been called before, which means existing origins may not have been
   // registered.
   bool IsOriginDatabaseBootstrapped();
   bool SetOriginDatabaseBootstrapped(bool bootstrap_flag);
 
  private:
+  struct QuotaTableEntry {
+    std::string host;
+    StorageType type;
+    int64 quota;
+  };
+  friend bool operator <(const QuotaTableEntry& lhs,
+                         const QuotaTableEntry& rhs);
+
+  struct LastAccessTimeTableEntry {
+    GURL origin;
+    StorageType type;
+    int used_count;
+    base::Time last_access_time;
+  };
+  friend bool operator <(const LastAccessTimeTableEntry& lhs,
+                         const LastAccessTimeTableEntry& rhs);
+
+  typedef base::Callback<bool (const QuotaTableEntry&)> QuotaTableCallback;
+  typedef base::Callback<bool (const LastAccessTimeTableEntry&)>
+      LastAccessTimeTableCallback;
+
   // For long-running transactions support.  We always keep a transaction open
   // so that multiple transactions can be batched.  They are flushed
   // with a delay after a modification has been made.  We support neither
   // nested transactions nor rollback (as we don't need them for now).
   void Commit();
   void ScheduleCommit();
 
   bool FindOriginUsedCount(const GURL& origin,
                            StorageType type,
                            int* used_count);
 
   bool LazyOpen(bool create_if_needed);
   bool EnsureDatabaseVersion();
   bool CreateSchema();
   bool ResetSchema();
 
+  // |callback| may return false to stop reading data
+  bool DumpQuotaTable(QuotaTableCallback* callback);
+  bool DumpLastAccessTimeTable(LastAccessTimeTableCallback* callback);
+
+
   FilePath db_file_path_;
 
   scoped_ptr<sql::Connection> db_;
   scoped_ptr<sql::MetaTable> meta_table_;
   bool is_recreating_;
   bool is_disabled_;
 
   base::OneShotTimer<QuotaDatabase> timer_;
 
   friend class QuotaDatabaseTest;
 
   DISALLOW_COPY_AND_ASSIGN(QuotaDatabase);
 };
 
 }  // namespace quota
 
 #endif  // WEBKIT_QUOTA_QUOTA_DATABASE_H_