Getting started with Java Web server using servlets
Baidu Encyclopedia says:
Servlet (server applet) is the abbreviation of java servlet, which is called small service program or service connector. The main function of server-side program written in Java is to interactively browse and modify data and generate dynamic web content.
Popular method:
Is a short Java program running on the server side to accept and respond to requests sent from the client
effect:
翻译错误 Invalid Access Limit
Write a serclet step
1. Write a class
Inherited from httpservlet
Override doget and dopost methods
2. Write a configuration file (web. XML)
Register before binding
3. Visit
http://localhost/ Project name / path
be careful:
Receiving parameter: Format: value = key
String value = request. getParameter("key");
For example: http://localhost/day09/hello?username=tom
String value = request getParameter("username");
Write back parameters:
response. getWriter(). print("success");
Handling garbled code in response:
resp. setContentType("text/html;charset=utf-8"); Usually on the first line
The following is the original code:
web. XML configuration
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