src/components/webdata/common/web_data_service_base.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "components/webdata/common/web_data_service_base.h"
   6
   7 #include "base/bind.h"
   8 #include "base/message_loop/message_loop.h"
   9 #include "base/stl_util.h"
  10 #include "base/threading/thread.h"
  11 #include "components/webdata/common/web_database_service.h"
  12
  13 ////////////////////////////////////////////////////////////////////////////////
  14 //
  15 // WebDataServiceBase implementation.
  16 //
  17 ////////////////////////////////////////////////////////////////////////////////
  18
  19 using base::Bind;
  20 using base::Time;
  21
  22 WebDataServiceBase::WebDataServiceBase(
  23     scoped_refptr<WebDatabaseService> wdbs,
  24     const ProfileErrorCallback& callback,
  25     const scoped_refptr<base::MessageLoopProxy>& ui_thread)
  26     : base::RefCountedDeleteOnMessageLoop<WebDataServiceBase>(ui_thread),
  27       wdbs_(wdbs),
  28       profile_error_callback_(callback) {
  29 }
  30
  31 void WebDataServiceBase::ShutdownOnUIThread() {
  32 }
  33
  34 void WebDataServiceBase::Init() {
  35   DCHECK(wdbs_.get());
  36   wdbs_->RegisterDBErrorCallback(profile_error_callback_);
  37   wdbs_->LoadDatabase();
  38 }
  39
  40 void WebDataServiceBase::UnloadDatabase() {
  41   if (!wdbs_.get())
  42     return;
  43   wdbs_->UnloadDatabase();
  44 }
  45
  46 void WebDataServiceBase::ShutdownDatabase() {
  47   if (!wdbs_.get())
  48     return;
  49   wdbs_->ShutdownDatabase();
  50 }
  51
  52 void WebDataServiceBase::CancelRequest(Handle h) {
  53   if (!wdbs_.get())
  54     return;
  55   wdbs_->CancelRequest(h);
  56 }
  57
  58 bool WebDataServiceBase::IsDatabaseLoaded() {
  59   if (!wdbs_.get())
  60     return false;
  61   return wdbs_->db_loaded();
  62 }
  63
  64 void WebDataServiceBase::RegisterDBLoadedCallback(
  65     const DBLoadedCallback& callback) {
  66   if (!wdbs_.get())
  67     return;
  68   wdbs_->RegisterDBLoadedCallback(callback);
  69 }
  70
  71 WebDatabase* WebDataServiceBase::GetDatabase() {
  72   if (!wdbs_.get())
  73     return NULL;
  74   return wdbs_->GetDatabaseOnDB();
  75 }
  76
  77 WebDataServiceBase::~WebDataServiceBase() {
  78 }