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      1 // Copyright 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "sync/internal_api/public/read_transaction.h"
      6 
      7 #include "sync/syncable/directory.h"
      8 #include "sync/syncable/syncable_read_transaction.h"
      9 
     10 namespace syncer {
     11 
     12 //////////////////////////////////////////////////////////////////////////
     13 // ReadTransaction member definitions
     14 ReadTransaction::ReadTransaction(const tracked_objects::Location& from_here,
     15                                  UserShare* share)
     16     : BaseTransaction(share),
     17       transaction_(NULL),
     18       close_transaction_(true) {
     19   transaction_ = new syncable::ReadTransaction(from_here,
     20                                                share->directory.get());
     21 }
     22 
     23 ReadTransaction::ReadTransaction(UserShare* share,
     24                                  syncable::BaseTransaction* trans)
     25     : BaseTransaction(share),
     26       transaction_(trans),
     27       close_transaction_(false) {}
     28 
     29 ReadTransaction::~ReadTransaction() {
     30   if (close_transaction_) {
     31     delete transaction_;
     32   }
     33 }
     34 
     35 syncable::BaseTransaction* ReadTransaction::GetWrappedTrans() const {
     36   return transaction_;
     37 }
     38 
     39 int64 ReadTransaction::GetModelVersion(ModelType type) {
     40   return transaction_->directory()->GetTransactionVersion(type);
     41 }
     42 
     43 }  // namespace syncer
     44