src/third_party/WebKit/Source/modules/webdatabase/SQLTransactionClient.cpp

   1 /*
   2  * Copyright (C) 2009 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 #include "config.h"
  32 #include "modules/webdatabase/SQLTransactionClient.h"
  33
  34 #include "core/dom/CrossThreadTask.h"
  35 #include "core/dom/ExecutionContext.h"
  36 #include "modules/webdatabase/Database.h"
  37 #include "modules/webdatabase/DatabaseContext.h"
  38 #include "platform/weborigin/DatabaseIdentifier.h"
  39 #include "platform/weborigin/SecurityOrigin.h"
  40 #include "public/platform/Platform.h"
  41 #include "public/platform/WebDatabaseObserver.h"
  42 #include "wtf/Functional.h"
  43
  44 namespace blink {
  45
  46 static void databaseModified(Database* database)
  47 {
  48     if (Platform::current()->databaseObserver()) {
  49         Platform::current()->databaseObserver()->databaseModified(
  50             createDatabaseIdentifierFromSecurityOrigin(database->securityOrigin()),
  51             database->stringIdentifier());
  52     }
  53 }
  54
  55 void SQLTransactionClient::didCommitWriteTransaction(Database* database)
  56 {
  57     ExecutionContext* executionContext = database->databaseContext()->executionContext();
  58     if (!executionContext->isContextThread()) {
  59         executionContext->postTask(createCrossThreadTask(&databaseModified, PassRefPtrWillBeRawPtr<Database>(database)));
  60         return;
  61     }
  62
  63     databaseModified(database);
  64 }
  65
  66 bool SQLTransactionClient::didExceedQuota(Database* database)
  67 {
  68     // Chromium does not allow users to manually change the quota for an origin (for now, at least).
  69     // Don't do anything.
  70     ASSERT(database->databaseContext()->executionContext()->isContextThread());
  71     return false;
  72 }
  73
  74 } // namespace blink