zoukankan      html  css  js  c++  java
  • Java获取此次请求URL以及服务器根路径的方法

    http://www.jb51.net/article/71693.htm

    **********************************************

    本文介绍了Java获取此次请求URL以及获取服务器根路径的方法,并且进行举例说明,感兴趣的朋友可以学习借鉴下文的内容。

    一、 获取此次请求的URL

    String requestUrl = request.getScheme() //当前链接使用的协议
        +"://" + request.getServerName()//服务器地址 
        + ":" + request.getServerPort() //端口号 
        + request.getContextPath() //应用名称,如果应用名称为
        + request.getServletPath() //请求的相对url 
        + "?" + request.getQueryString(); //请求参数

    举例:

    http://127.0.0.1:8080/world/index.jsp?name=lilei&sex=1
    <Context path="world" docBase="/home/webapps" debug="0" reloadable="true"/>
     
    request.getScheme() = "http";
    request.getServerName() = "127.0.0.1";
    request.getServerPort() = "8080";
    request.getContextPath() = "world";
    request.getServletPath() = "index.jsp";
    request.getQueryString() = "name=lilei&sex=1";
     
    http://127.0.0.1:8080/world/index.jsp?name=lilei&sex=1
    <Context path="" docBase="/home/webapps" debug="0" reloadable="true"/>
     
    request.getScheme() = "http";
    request.getServerName() = "127.0.0.1";
    request.getServerPort() = "8080";
    request.getContextPath() = "";
    request.getServletPath() = "world/index.jsp";
    request.getQueryString() = "name=lilei&sex=1";

    二、获取服务器根路径

    <% 
    String path = request.getContextPath(); 
    String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; 
    %>

    使用如下:

    <head>
    <link rel="stylesheet" type="text/css" href="<%=basePath%>static/css/framework/themes/default/easyui.css">
    <link rel="stylesheet" type="text/css" href="<%=basePath%>static/css/framework/themes/icon.css">
    <link rel="stylesheet" type="text/css" href="<%=basePath%>static/css/base.css">
    <script src="<%=basePath%>static/javascript/framework/jquery.min.js"></script>
    <script src="<%=basePath%>static/javascript/framework/jquery.easyui.min.js"></script>
    <script src="<%=basePath%>static/javascript/framework/easyui-lang-zh_CN.js"></script>
    <script src="<%=basePath%>static/javascript/framework/easyui-util.js"></script>
    </head>
  • 相关阅读:
    HDU 2896 病毒侵袭 AC自动机
    AC自动机
    BZOJ2337: [HNOI2011]XOR和路径 期望概率dp 高斯
    BZOJ4008. [HNOI2015]亚瑟王 期望概率dp
    BZOJ 2707: [SDOI2012]走迷宫 拓扑+高斯消元+期望概率dp+Tarjan
    CodeForces743E. Vladik and cards 二分+状压dp
    BZOJ 3270 博物馆 && CodeForces 113D. Museum 期望概率dp 高斯消元
    BZOJ1415: [Noi2005]聪聪和可可 最短路 期望概率dp
    CodeForces 167B
    [HEOI2017]分手是祝愿 期望概率dp 差分
  • 原文地址:https://www.cnblogs.com/zhao1949/p/7635301.html
Copyright © 2011-2022 走看看