third_party/WebKit/Source/modules/indexeddb/WebIDBDatabaseCallbacksImpl.cpp

/*
 * Copyright (C) 2011 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "modules/indexeddb/WebIDBDatabaseCallbacksImpl.h"

#include "core/dom/DOMException.h"
#include "wtf/PtrUtil.h"
#include <memory>

namespace blink {

// static
std::unique_ptr<WebIDBDatabaseCallbacksImpl>
WebIDBDatabaseCallbacksImpl::create(IDBDatabaseCallbacks* callbacks) {
  return wrapUnique(new WebIDBDatabaseCallbacksImpl(callbacks));
}

WebIDBDatabaseCallbacksImpl::WebIDBDatabaseCallbacksImpl(
    IDBDatabaseCallbacks* callbacks)
    : m_callbacks(callbacks) {}

WebIDBDatabaseCallbacksImpl::~WebIDBDatabaseCallbacksImpl() {
  if (m_callbacks)
    m_callbacks->webCallbacksDestroyed();
}

void WebIDBDatabaseCallbacksImpl::onForcedClose() {
  if (m_callbacks)
    m_callbacks->onForcedClose();
}

void WebIDBDatabaseCallbacksImpl::onVersionChange(long long oldVersion,
                                                  long long newVersion) {
  if (m_callbacks)
    m_callbacks->onVersionChange(oldVersion, newVersion);
}

void WebIDBDatabaseCallbacksImpl::onAbort(long long transactionId,
                                          const WebIDBDatabaseError& error) {
  if (m_callbacks) {
    m_callbacks->onAbort(transactionId,
                         DOMException::create(error.code(), error.message()));
  }
}

void WebIDBDatabaseCallbacksImpl::onComplete(long long transactionId) {
  if (m_callbacks)
    m_callbacks->onComplete(transactionId);
}

void WebIDBDatabaseCallbacksImpl::onChanges(
    const std::unordered_map<int32_t, std::vector<int32_t>>&
        observation_index_map,
    const WebVector<WebIDBObservation>& observations) {
  if (m_callbacks)
    m_callbacks->onChanges(observation_index_map, observations);
}

void WebIDBDatabaseCallbacksImpl::detach() {
  m_callbacks.clear();
}

}  // namespace blink