text: /**
   * ============================================================================
   *
   * Copyright (C) 2018, Hisilicon Technologies Co., Ltd. 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 names of the copyright holders nor the names of the
   *   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 ASCENDDK_PRESENTER_AGENT_UTIL_MEM_UTILS_H_
  #define ASCENDDK_PRESENTER_AGENT_UTIL_MEM_UTILS_H_
  
  #include <cstddef>
  #include <new>
  
  #include "presenter/agent/util/logging.h"
  
  namespace ascend {
  namespace presenter {
  
  namespace memutils {
  
  /**
   * @brief util for creating array, no throw
   * @param [in] T      type of the array
   * @param [in] size   size of the array
   * @return array of type T
   */
  template<typename T>
  T* NewArray(size_t size) {
    if (size == 0) {
      AGENT_LOG_ERROR("New array with size = 0");
      return nullptr;
    }
  
    T* arr = new (std::nothrow) T[size];
    return arr;
  }
  
  } /* namespace memutils */
  
  } /* namespace presenter */
  } /* namespace ascend */
  
  #endif /* ASCENDDK_PRESENTER_AGENT_UTIL_MEM_UTILS_H_ */
  