Request获取url信息以及url带的参数

叁歲伎倆 2022-06-10 09:42 235阅读 0赞

# Request获取url信息以及url带的参数  #

标签： [ url][url][servlet][]

2015-06-18 14:55 7705人阅读 评论(0) 收藏 举报

通过url访问服务器可以得出连接本服务器所有机器的ip以及端口等信息

在浏览器上输入：

http://192.168.191.1:8080/HttpServletRequestTest/servlet/HttpServletRequestTest?a=1&b=2

可以获得访问服务器所有设备的ip以及端口

以下是输出的日志:

![Center][]

[Java][]代码如下：

**\[java\]**  view plain  copy print?

1.  System.out.println("getRequestURL: "+request.getRequestURL());  
2.           System.out.println("getRequestURI: "+request.getRequestURI());  
3.           System.out.println("getQueryString: "+request.getQueryString());  
4.           System.out.println("getRemoteAddr: "+request.getRemoteAddr());  
5.           System.out.println("getRemoteHost: "+request.getRemoteHost());  
6.           System.out.println("getRemotePort: "+request.getRemotePort());  
7.           System.out.println("getRemoteUser: "+request.getRemoteUser());  
8.           System.out.println("getLocalAddr: "+request.getLocalAddr());  
9.           System.out.println("getLocalName: "+request.getLocalName());  
10.          System.out.println("getLocalPort: "+request.getLocalPort());  
11.          System.out.println("getMethod: "+request.getMethod());  
12.          System.out.println("-------request.getParamterMap()-------");  
13.          //得到请求的参数Map，注意map的value是String数组类型  
14.          Map map = request.getParameterMap();  
15.          Set<String> keySet = map.keySet();  
16.          for (String key : keySet) \{  
17.             String\[\] values = (String\[\]) map.get(key);  
18.             for (String value : values) \{  
19.                 System.out.println(key+"="+value);  
20.             \}  
21.          \}  
22.          System.out.println("--------request.getHeader()--------");  
23.          //得到请求头的name集合  
24.          Enumeration<String> em = request.getHeaderNames();  
25.          while (em.hasMoreElements()) \{  
26.             String name = (String) em.nextElement();  
27.             String value = request.getHeader(name);  
28.             System.out.println(name+"="+value);  
29.         \}

System.out.println("getRequestURL: "+request.getRequestURL());
             System.out.println("getRequestURI: "+request.getRequestURI());
             System.out.println("getQueryString: "+request.getQueryString());
             System.out.println("getRemoteAddr: "+request.getRemoteAddr());
             System.out.println("getRemoteHost: "+request.getRemoteHost());
             System.out.println("getRemotePort: "+request.getRemotePort());
             System.out.println("getRemoteUser: "+request.getRemoteUser());
             System.out.println("getLocalAddr: "+request.getLocalAddr());
             System.out.println("getLocalName: "+request.getLocalName());
             System.out.println("getLocalPort: "+request.getLocalPort());
             System.out.println("getMethod: "+request.getMethod());
             System.out.println("-------request.getParamterMap()-------");
             //得到请求的参数Map，注意map的value是String数组类型
             Map map = request.getParameterMap();
             Set<String> keySet = map.keySet();
             for (String key : keySet) {
    			String[] values = (String[]) map.get(key);
    			for (String value : values) {
    				System.out.println(key+"="+value);
    			}
    		 }
             System.out.println("--------request.getHeader()--------");
             //得到请求头的name集合
             Enumeration<String> em = request.getHeaderNames();
             while (em.hasMoreElements()) {
    			String name = (String) em.nextElement();
    			String value = request.getHeader(name);
    			System.out.println(name+"="+value);
    		}

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[Center]: /images/20220610/dc537e2a06de4acb9a4612cd69408926.png
[Java]: http://lib.csdn.net/base/java