text: /*
   * Copyright 2021 4Paradigm
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  
  #include "storage/ticket.h"
  
  namespace fedb {
  namespace storage {
  
  Ticket::Ticket() {}
  
  Ticket::~Ticket() {
      std::vector<KeyEntry*>::iterator it = entries_.begin();
      for (; it != entries_.end(); ++it) {
          (*it)->UnRef();
      }
  }
  
  void Ticket::Push(KeyEntry* entry) {
      if (entry == NULL) {
          return;
      }
      entry->Ref();
      entries_.push_back(entry);
  }
  
  void Ticket::Pop() {
      if (!entries_.empty()) {
          KeyEntry* entry = entries_.back();
          entries_.pop_back();
          entry->UnRef();
      }
  }
  
  }  // namespace storage
  }  // namespace fedb
  