springboot之如何使用servlet
在springboot中使用servlet的话,用servlet3.0比较简单
<dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency>
然后创建一个servlet,只要在类上加@WebServlet注解就代表这是servlet不用在web.xml中配置servlet了,name属性,就是以前web.xml中servletname标签,随便起就行,urlPatterns = "/one"这个属性是访问servlet的路径.
package com.buba.servlet; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException; @WebServlet(name = "oneServlet",urlPatterns = "/one") public class OneServlet extends HttpServlet { @Override protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { System.out.println("get!"); } @Override protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { System.out.println("post!"); } @Override public void destroy() { System.out.println("销毁!"); } public OneServlet() { System.out.println("实力化!"); } @Override public void init() throws ServletException { System.out.println("初始化!"); } }