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content / public / browser / session_storage_namespace.h [blame]
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_PUBLIC_BROWSER_SESSION_STORAGE_NAMESPACE_H_
#define CONTENT_PUBLIC_BROWSER_SESSION_STORAGE_NAMESPACE_H_
#include <stdint.h>
#include <map>
#include <string>
#include "base/memory/ref_counted.h"
#include "content/common/content_export.h"
#include "content/public/browser/storage_partition_config.h"
namespace content {
// This is a ref-counted class that represents a SessionStorageNamespace.
// On destruction it ensures that the storage namespace is destroyed.
class SessionStorageNamespace
: public base::RefCountedThreadSafe<SessionStorageNamespace> {
public:
// Returns the ID for the |SessionStorageNamespace|. The ID is unique among
// all SessionStorageNamespace objects and across browser runs.
virtual const std::string& id() = 0;
// For marking that the sessionStorage will be needed or won't be needed by
// session restore.
virtual void SetShouldPersist(bool should_persist) = 0;
virtual bool should_persist() = 0;
protected:
friend class base::RefCountedThreadSafe<SessionStorageNamespace>;
virtual ~SessionStorageNamespace() {}
};
// Used to store mappings of StoragePartitionConfig to SessionStorageNamespace.
typedef std::map<StoragePartitionConfig, scoped_refptr<SessionStorageNamespace>>
SessionStorageNamespaceMap;
// Helper function that creates a SessionStorageNamespaceMap and assigns
// `session_storage_namespace` to the default StoragePartitionConfig.
CONTENT_EXPORT SessionStorageNamespaceMap
CreateMapWithDefaultSessionStorageNamespace(
BrowserContext* browser_context,
scoped_refptr<SessionStorageNamespace> session_storage_namespace);
} // namespace content
#endif // CONTENT_PUBLIC_BROWSER_SESSION_STORAGE_NAMESPACE_H_