content: /*
   *
   *   Copyright 2016 alh Technology
   *
   *   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.
   *
   */
  
  package com.alh.gatling.service;
  
  import org.apache.commons.lang3.StringUtils;
  import org.springframework.data.domain.PageRequest;
  import org.springframework.data.domain.Sort;
  
  /**
   *  on 5/1/17.
   */
  public class PageUtils {
  
      public static PageRequest getPageRequest( int size,  int page,  String sortBy) {
          PageRequest pageRequest;
          int pageNum = page > 0 ? page-1 : 0;
          int pageSize = size > 0 ? size : 1;
          if(StringUtils.isEmpty(sortBy))
              pageRequest= new PageRequest(pageNum,pageSize);
          else
              pageRequest= new PageRequest(pageNum,pageSize, Sort.Direction.DESC,sortBy);
          return pageRequest;
      }
  }
  