获取页面的数据参数

package com.dy.cloudticket.web.controller.system;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;

import org.springframework.stereotype.Controller;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

@Controller
public class BaseController {
    /**
     * 获取参数
     * @return
     */
    public Map<String,Object> getParameter(){
        HttpServletRequest request=this.getRequest();
        Map properties = request.getParameterMap();
        Map returnMap = new HashMap(); 
        Iterator entries = properties.entrySet().iterator(); 
        Map.Entry entry; 
        String name = "";  
        String value = "";  
        while (entries.hasNext()) {
            entry = (Map.Entry) entries.next(); 
            name = (String) entry.getKey(); 
            Object valueObj = entry.getValue(); 
            if(null == valueObj){ 
                value = ""; 
            }else if(valueObj instanceof String[]){ 
                String[] values = (String[])valueObj;
                for(int i=0;i<values.length;i++){ 
                     value = values[i] + ",";
                }
                value = value.substring(0, value.length()-1); 
            }else{
                value = valueObj.toString(); 
            }
            returnMap.put(name, value); 
        }
        properties = returnMap;
        return properties;
    }
    
    /**获取request对象
     * @return
     */
    public HttpServletRequest getRequest() {
        HttpServletRequest request = ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes()).getRequest();
        return request;
    }
}