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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "webkit/appcache/appcache_host.h"
#include "base/logging.h"
#include "webkit/appcache/appcache.h"
#include "webkit/appcache/appcache_group.h"
#include "webkit/appcache/appcache_interfaces.h"
namespace appcache {
AppCacheHost::AppCacheHost(int host_id, AppCacheFrontend* frontend)
: host_id_(host_id),
selected_cache_(NULL),
group_(NULL),
frontend_(frontend) {
}
AppCacheHost::~AppCacheHost() {
if (selected_cache_)
set_selected_cache(NULL);
DCHECK(!group_);
}
void AppCacheHost::set_selected_cache(AppCache *cache) {
if (selected_cache_)
selected_cache_->UnassociateHost(this);
selected_cache_ = cache;
if (cache) {
cache->AssociateHost(this);
group_ = cache->owning_group();
} else {
group_ = NULL;
}
}
} // namespace appcache
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