剖析HTTP协议GET/POST请求
WEB服务器Socket实现
[list]GET方式提交
请求信息如下：
POST方式提交
请求信息如下：
POST上传文件
请求信息如下：
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public static void main(String[] args) {
ServerSocket socket = null;
try {
socket = new ServerSocket(80);
} catch (IOException e) {
e.printStackTrace();
System.exit(0);
}
while (true) {
InputStream is = null;
Socket s = null;
try {
s = socket.accept();
is = s.getInputStream();
int c = -1;
while ((c = is.read()) != -1) {
System.out.print((char) c);
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (is != null) {
is.close();
is = null;
}
if (s != null) {
s.close();
s = null;
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
[list]
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title> New Document </title> </head> <body> <form method="get" action="http://localhost/web/index.jsp"> <input type="text" name="name" value="me"/> <input type="password" name="password" value="mypwd"/> <input type="submit" name="submit" value="submit"/> </form> </body> </html>
请求信息如下：
GET /web/index.jsp?name=me&password=mypwd&submit=submit HTTP/1.1 Accept: */* Accept-Language: zh-cn Accept-Encoding: gzip, deflate User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; MS-RTC LM 8; InfoPath.1; .NET CLR 2.0.50727; CIBA) Host: localhost Connection: Keep-Alive
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title> New Document </title> </head> <body> <form method="post" action="http://localhost/web/index.jsp"> <input type="text" name="name" value="me"/> <input type="password" name="password" value="mypwd"/> <input type="submit" name="submit" value="submit"/> </form> </body> </html>
请求信息如下：
POST /web/index.jsp HTTP/1.1 Accept: */* Accept-Language: zh-cn Content-Type: application/x-www-form-urlencoded Accept-Encoding: gzip, deflate User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; MS-RTC LM 8; InfoPath.1; .NET CLR 2.0.50727; CIBA) Host: localhost Content-Length: 36 Connection: Keep-Alive Cache-Control: no-cache name=me&password=mypwd&submit=submit
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title> New Document </title> </head> <body> <form method="post" action="http://localhost/web/index.jsp" enctype="multipart/form-data"> <input type="text" name="name" value="me"/> <input type="password" name="password" value="mypwd"/> <input type="file" name="uploadfile"/> <input type="submit" name="submit" value="submit"/> </form> </body> </html>
请求信息如下：
POST /web/index.jsp HTTP/1.1 Accept: */* Accept-Language: zh-cn Content-Type: multipart/form-data; boundary=---------------------------7dad71450b9e Accept-Encoding: gzip, deflate User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; MS-RTC LM 8; InfoPath.1; .NET CLR 2.0.50727; CIBA) Host: localhost Content-Length: 954 Connection: Keep-Alive Cache-Control: no-cache -----------------------------7dad71450b9e Content-Disposition: form-data; name="name" me -----------------------------7dad71450b9e Content-Disposition: form-data; name="password" mypwd -----------------------------7dad71450b9e Content-Disposition: form-data; name="uploadfile"; filename="D:\temp\zhizhu\news.sql" Content-Type: application/octet-stream CREATE DATABASE IF NOT EXISTS sohunews; USE sohunews; -- -- Definition of table `news` -- DROP TABLE IF EXISTS `news`; CREATE TABLE `news` ( `newsid` int(11) NOT NULL auto_increment, `newstitle` varchar(60) NOT NULL, `newsauthor` varchar(20) NOT NULL, `newscontent` text NOT NULL, `newsurl` char(130) NOT NULL, `newsdate` varchar(24) NOT NULL, PRIMARY KEY (`newsid`) ) ENGINE=InnoDB DEFAULT CHARSET=utf8; -----------------------------7dad71450b9e Content-Disposition: form-data; name="submit" submit -----------------------------7dad71450b9e--
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