text: /*
   * Copyright (c) 2018, Automatak LLC
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
   * following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following
   * disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
   * disclaimer in the documentation and/or other materials provided with the distribution.
   *
   * 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote
   * products derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
   * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
   * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  #ifndef SER4CPP_HASLENGTH_H
  #define SER4CPP_HASLENGTH_H
  
  namespace ser4cpp
  {
  
  template <class L>
  class HasLength
  {
  public:
      inline L length() const
      {
          return m_length;
      }
  
      inline bool is_empty() const
      {
          return m_length == 0;
      }
  
      inline bool is_not_empty() const
      {
          return m_length != 0;
      }
  
  protected:
      HasLength() {}
  
      explicit HasLength(L length) : m_length(length)
      {}
  
      L m_length = 0;
  };
  
  }
  
  #endif
  