String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+pat----------<base>元素有关
2016-09-04 18:12
429 查看
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+pat的解释:
这其实就是 获得应用的根url,比如说你的应用的根路径是 http://localhost:8080,那么你列出的代码就是为basePath赋值为 http://localhost:8080。 具体点: 1、request.getScheme() 返回协议的名称 http,和后面的"://" 拼起来就成了 http:// 2、request.getServerName() 这是获取你的服务器的名称,如果你的应用部署在本机那么其就返回localhost或者127.0.0.1 ,这2个是等价的 3、request.getServerPort() 是你应用使用的端口,比如8080或者80 等等 上面3点的结果拼起来就构成了你应用的根路径或者说是根url HTML中 <base href="<%=basePath%>">的标签就提示浏览器,以后寻找资源的相对路径就是<base>所描述的
相关文章推荐
- <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; %>
- String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()作用
- String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path
- 理解String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+pa
- String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()作用
- String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()
- String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getSer
- jsp根路径,这个老见,一直没搞明白String basePath = request.getScheme()+"://"+request.getServerName()+":"+requ
- basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
- request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+request.getContextPath
- request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+request.getContextPath()+"/";
- <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getSe
- String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/";作用!!!!!
- request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"
- basePath = request.getScheme()+"://"+request.getServerName()+":"+r
- <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getSe
- basePath = request.getScheme()+"://"+request.getServerName()+":"+
- 《转》request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+request.getContextPath()+"/";
- request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+request.getContextPat
- String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServe