com.zq.fin.seckill.web.BaseController.java Source code

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Here is the source code for com.zq.fin.seckill.web.BaseController.java

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/*******************************************************************************
 * Copyright (c) 2015, 2016 springside.github.io
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 *******************************************************************************/

package com.zq.fin.seckill.web;

import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.slf4j.Logger;
import org.springframework.ui.Model;
import org.springframework.validation.BindingResult;
import org.springframework.validation.FieldError;
import org.springframework.validation.ObjectError;
import org.springside.modules.utils.Clock;

import com.zq.fin.seckill.common.BaseConstant;
import com.zq.fin.seckill.util.ObjectUtil;

/**
 * BaseController
 * 
 * @author Y_Y
 */


public class BaseController extends BaseConstant {
   
   /**  */
   protected Clock clock = Clock.DEFAULT;
   
   /** ?? */
   protected final static String REDIRECT_URL = "redirectUrl";
   
   /**
    * logstartCtrl
    */
   protected void logInfoStart(Logger logger, HttpServletRequest request, String methodname){
      
      logger.info("remote ip:" + getIpAddr(request) + " " + methodname + START);
   }
   
   /**
    * logendCtrl
    */
   protected void logInfoEnd(Logger logger, HttpServletRequest request, String methodname){
      
      logger.info("remote ip:" + getIpAddr(request)  + " " + methodname + END);
      
   }
   
   /**
    * ??ip
    * @param request
    * @return
    */
   public static String getIpAddr(HttpServletRequest request){
      
      String ipAddress = request.getHeader("x-forwarded-for");
      if(ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
         ipAddress = request.getHeader("Proxy-Client-IP");
      }
      if(ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
         ipAddress = request.getHeader("WL-Proxy-Client-IP");
      }
      if(ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
         ipAddress = request.getRemoteAddr();
         if(ipAddress.equals("127.0.0.1") || ipAddress.equals("0:0:0:0:0:0:0:1")){
            //????IP
            InetAddress inet=null;
            try {
               inet = InetAddress.getLocalHost();
            } catch (UnknownHostException e) {
               e.printStackTrace();
            }
            ipAddress= inet.getHostAddress();
         }
      }
      //?IPIP,IP','
      if(ipAddress!=null && ipAddress.length()>15){ //"***.***.***.***".length() = 15
         if(ipAddress.indexOf(",")>0){
            ipAddress = ipAddress.substring(0,ipAddress.indexOf(","));
         }
      }
      
      return ipAddress; 
   }
   
   /* ??????? */
   protected void validate(BindingResult result, Model model){
      ObjectError gloerror = result.getGlobalError();
      List<FieldError> errors= result.getFieldErrors();
      
      if(ObjectUtil.isNotEmpty(gloerror)){
         model.addAttribute("glo", gloerror.getDefaultMessage());
      }
      for(FieldError fieldError:errors){
         model.addAttribute(fieldError.getField(), fieldError.getDefaultMessage());
      }
   }
   
   /**
    * ?
    * ??
    * ??
    */
   protected void setRedirectUrlToHttpServletRequest(String redirectUrl, HttpServletRequest request){
      HttpSession httpSession = request.getSession();
      
      httpSession.setAttribute(REDIRECT_URL, redirectUrl);
   }
   
   /**
    * ?
    * HttpServletRequest
    */
   protected String getRedirectUrlToHttpServletRequest(String redirectUrl, HttpServletRequest request){
      HttpSession httpSession = request.getSession();
      
      return String.valueOf(httpSession.getAttribute(REDIRECT_URL));
   }
}