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// Copyright 2012 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.
#ifndef SYNC_ENGINE_BUILD_COMMIT_COMMAND_H_
#define SYNC_ENGINE_BUILD_COMMIT_COMMAND_H_
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/gtest_prod_util.h"
#include "sync/base/sync_export.h"
#include "sync/engine/syncer_command.h"
#include "sync/syncable/entry_kernel.h"
#include "sync/util/extensions_activity_monitor.h"
namespace syncer {
namespace sessions {
class OrderedCommitSet;
}
namespace syncable {
class Entry;
class BaseTransaction;
}
// A class that contains the code used to serialize a set of sync items into a
// protobuf commit message. This conversion process references the
// syncable::Directory, which is why it must be called within the same
// transaction as the GetCommitIdsCommand that fetched the set of items to be
// committed.
//
// See SyncerCommand documentation for more info.
class SYNC_EXPORT_PRIVATE BuildCommitCommand : public SyncerCommand {
public:
// The batch_commit_set parameter contains a set of references to the items
// that should be committed.
//
// The commit_message parameter is an output parameter which will contain the
// fully initialized commit message once ExecuteImpl() has been called.
BuildCommitCommand(
syncable::BaseTransaction* trans,
const sessions::OrderedCommitSet& batch_commit_set,
sync_pb::ClientToServerMessage* commit_message,
ExtensionsActivityMonitor::Records* extensions_activity_buffer);
virtual ~BuildCommitCommand();
// SyncerCommand implementation.
virtual SyncerError ExecuteImpl(sessions::SyncSession* session) OVERRIDE;
private:
FRIEND_TEST_ALL_PREFIXES(BuildCommitCommandTest, InterpolatePosition);
void AddExtensionsActivityToMessage(sessions::SyncSession* session,
sync_pb::CommitMessage* message);
// Fills the config_params field of |message|.
void AddClientConfigParamsToMessage(sessions::SyncSession* session,
sync_pb::CommitMessage* message);
DISALLOW_COPY_AND_ASSIGN(BuildCommitCommand);
// A pointer to a valid transaction not owned by this class.
syncable::BaseTransaction* trans_;
// Input parameter; see constructor comment.
const sessions::OrderedCommitSet& batch_commit_set_;
// Output parameter; see constructor comment.
sync_pb::ClientToServerMessage* commit_message_;
ExtensionsActivityMonitor::Records* extensions_activity_buffer_;
};
} // namespace syncer
#endif // SYNC_ENGINE_BUILD_COMMIT_COMMAND_H_
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