package com.psm.util;

import java.util.Map;

public class MapSwitchUrl {

    public static String getUrlParamsByMap(Map<String, Object> map) {

        if (map == null) {

            return "";

        }

        StringBuffer sb = new StringBuffer();

        for (Map.Entry<String, Object> entry : map.entrySet()) {

            sb.append(entry.getKey() + "=" + entry.getValue());

            sb.append("&");

        }

        String s = sb.toString();

        if (s.endsWith("&")) {

            s = org.apache.commons.lang.StringUtils.substringBeforeLast(s, "&");

        }

        return s;

    }

}