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      1 /*
      2  * Copyright (C) 2013 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/quota/WorkerNavigatorStorageQuota.h"
     33 
     34 #include "modules/quota/DeprecatedStorageQuota.h"
     35 
     36 namespace WebCore {
     37 
     38 WorkerNavigatorStorageQuota::WorkerNavigatorStorageQuota()
     39 {
     40 }
     41 
     42 const char* WorkerNavigatorStorageQuota::supplementName()
     43 {
     44     return "WorkerNavigatorStorageQuota";
     45 }
     46 
     47 WorkerNavigatorStorageQuota& WorkerNavigatorStorageQuota::from(WorkerNavigator& navigator)
     48 {
     49     WorkerNavigatorStorageQuota* supplement = static_cast<WorkerNavigatorStorageQuota*>(WillBeHeapSupplement<WorkerNavigator>::from(navigator, supplementName()));
     50     if (!supplement) {
     51         supplement = new WorkerNavigatorStorageQuota();
     52         provideTo(navigator, supplementName(), adoptPtrWillBeNoop(supplement));
     53     }
     54     return *supplement;
     55 }
     56 
     57 DeprecatedStorageQuota* WorkerNavigatorStorageQuota::webkitTemporaryStorage(WorkerNavigator& navigator)
     58 {
     59     return WorkerNavigatorStorageQuota::from(navigator).webkitTemporaryStorage();
     60 }
     61 
     62 DeprecatedStorageQuota* WorkerNavigatorStorageQuota::webkitPersistentStorage(WorkerNavigator& navigator)
     63 {
     64     return WorkerNavigatorStorageQuota::from(navigator).webkitPersistentStorage();
     65 }
     66 
     67 DeprecatedStorageQuota* WorkerNavigatorStorageQuota::webkitTemporaryStorage() const
     68 {
     69     if (!m_temporaryStorage)
     70         m_temporaryStorage = DeprecatedStorageQuota::create(DeprecatedStorageQuota::Temporary);
     71     return m_temporaryStorage.get();
     72 }
     73 
     74 DeprecatedStorageQuota* WorkerNavigatorStorageQuota::webkitPersistentStorage() const
     75 {
     76     if (!m_persistentStorage)
     77         m_persistentStorage = DeprecatedStorageQuota::create(DeprecatedStorageQuota::Persistent);
     78     return m_persistentStorage.get();
     79 }
     80 
     81 void WorkerNavigatorStorageQuota::trace(Visitor* visitor)
     82 {
     83     visitor->trace(m_temporaryStorage);
     84     visitor->trace(m_persistentStorage);
     85     WillBeHeapSupplement<WorkerNavigator>::trace(visitor);
     86 }
     87 
     88 } // namespace WebCore
     89