content/common/indexed_db/proxy_webidbindex_impl.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 "content/common/indexed_db/proxy_webidbindex_impl.h"
   6
   7 #include "content/common/indexed_db/indexed_db_dispatcher.h"
   8 #include "content/common/indexed_db/indexed_db_messages.h"
   9 #include "content/common/indexed_db/proxy_webidbtransaction_impl.h"
  10 #include "content/common/child_thread.h"
  11 #include "third_party/WebKit/Source/WebKit/chromium/public/WebIDBKeyPath.h"
  12 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
  13 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebVector.h"
  14
  15 using WebKit::WebExceptionCode;
  16 using WebKit::WebDOMStringList;
  17 using WebKit::WebIDBKeyPath;
  18 using WebKit::WebString;
  19 using WebKit::WebVector;
  20
  21 namespace content {
  22
  23 RendererWebIDBIndexImpl::RendererWebIDBIndexImpl(int32 ipc_index_id)
  24     : ipc_index_id_(ipc_index_id) {
  25 }
  26
  27 RendererWebIDBIndexImpl::~RendererWebIDBIndexImpl() {
  28   // It's not possible for there to be pending callbacks that address this
  29   // object since inside WebKit, they hold a reference to the object wich owns
  30   // this object. But, if that ever changed, then we'd need to invalidate
  31   // any such pointers.
  32   IndexedDBDispatcher::Send(new IndexedDBHostMsg_IndexDestroyed(
  33       ipc_index_id_));
  34 }
  35
  36 void RendererWebIDBIndexImpl::openObjectCursor(
  37     const WebKit::WebIDBKeyRange& range,
  38     unsigned short direction,
  39     WebKit::WebIDBCallbacks* callbacks,
  40     const WebKit::WebIDBTransaction& transaction,
  41     WebExceptionCode& ec) {
  42   IndexedDBDispatcher* dispatcher =
  43       IndexedDBDispatcher::ThreadSpecificInstance();
  44   dispatcher->RequestIDBIndexOpenObjectCursor(
  45       range, direction, callbacks,  ipc_index_id_, transaction, &ec);
  46 }
  47
  48 void RendererWebIDBIndexImpl::openKeyCursor(
  49     const WebKit::WebIDBKeyRange& range,
  50     unsigned short direction,
  51     WebKit::WebIDBCallbacks* callbacks,
  52     const WebKit::WebIDBTransaction& transaction,
  53     WebExceptionCode& ec) {
  54   IndexedDBDispatcher* dispatcher =
  55       IndexedDBDispatcher::ThreadSpecificInstance();
  56   dispatcher->RequestIDBIndexOpenKeyCursor(
  57       range, direction, callbacks,  ipc_index_id_, transaction, &ec);
  58 }
  59
  60 void RendererWebIDBIndexImpl::count(
  61     const WebKit::WebIDBKeyRange& range,
  62     WebKit::WebIDBCallbacks* callbacks,
  63     const WebKit::WebIDBTransaction& transaction,
  64     WebExceptionCode& ec) {
  65   IndexedDBDispatcher* dispatcher =
  66       IndexedDBDispatcher::ThreadSpecificInstance();
  67   dispatcher->RequestIDBIndexCount(
  68       range, callbacks, ipc_index_id_, transaction, &ec);
  69 }
  70
  71 void RendererWebIDBIndexImpl::getObject(
  72     const WebKit::WebIDBKeyRange& key_range,
  73     WebKit::WebIDBCallbacks* callbacks,
  74     const WebKit::WebIDBTransaction& transaction,
  75     WebExceptionCode& ec) {
  76   IndexedDBDispatcher* dispatcher =
  77       IndexedDBDispatcher::ThreadSpecificInstance();
  78   dispatcher->RequestIDBIndexGetObject(
  79       IndexedDBKeyRange(key_range), callbacks, ipc_index_id_,
  80       transaction, &ec);
  81 }
  82
  83 void RendererWebIDBIndexImpl::getKey(
  84     const WebKit::WebIDBKeyRange& key_range,
  85     WebKit::WebIDBCallbacks* callbacks,
  86     const WebKit::WebIDBTransaction& transaction,
  87     WebExceptionCode& ec) {
  88   IndexedDBDispatcher* dispatcher =
  89       IndexedDBDispatcher::ThreadSpecificInstance();
  90   dispatcher->RequestIDBIndexGetKey(
  91       IndexedDBKeyRange(key_range), callbacks, ipc_index_id_,
  92       transaction, &ec);
  93 }
  94
  95 }  // namespace content