content: /*******************************************************************************
   * Copyright 2017 Bstek
   *
   * 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.bstek.ureport.console;
  
  import javax.servlet.http.HttpServletRequest;
  import java.util.regex.Matcher;
  import java.util.regex.Pattern;
  
  /**
   * @author
   * @since 10月11日
   */
  public class MobileUtils {
  	private static String phoneReg = "\\b(ip(hone|od)|android|opera m(ob|in)i"
              +"|windows (phone|ce)|blackberry"
              +"|s(ymbian|eries60|amsung)|p(laybook|alm|rofile/midp"
              +"|laystation portable)|nokia|fennec|htc[-_]"
              +"|mobile|up.browser|[1-4][0-9]{2}x[1-4][0-9]{2})\\b";
  	private static String tableReg = "\\b(ipad|tablet|(Nexus 7)|up.browser"
              +"|[1-4][0-9]{2}x[1-4][0-9]{2})\\b";
  	private static Pattern phonePat = Pattern.compile(phoneReg, Pattern.CASE_INSENSITIVE);
  	private static Pattern tablePat = Pattern.compile(tableReg, Pattern.CASE_INSENSITIVE);
  
  	public static boolean isMobile(HttpServletRequest req){
  		String userAgent = req.getHeader("USER-AGENT");
          if(userAgent==null){
              userAgent = "";
          }
          userAgent=userAgent.toLowerCase();
          Matcher matcherPhone = phonePat.matcher(userAgent);
          Matcher matcherTable = tablePat.matcher(userAgent);
          if(matcherPhone.find() || matcherTable.find()){
              return true;
          } else {
              return false;
          }
      }
  }
  