29日目のプログラマーバックエンド死亡ルート

spring boot part3

tomcat - artifacts

tomcat - facets

web.xml

<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
         http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
         version="3.1">
    <servlet>
        <servlet-name>test</servlet-name>
        <servlet-class>org.prgrms.kdt.servlet.TestServlet</servlet-class>
    </servlet>
    <servlet-mapping>
        <servlet-name>test</servlet-name>
        <url-pattern>/test</url-pattern>
    </servlet-mapping>
</web-app>

@WebServlet

	@WebServlet(value = "/*", loadOnStartup = 1)
	public class TestServlet extends HttpServlet { ... }

WebApplicationInitializer

public class TestWebApplicationInitializer implements WebApplicationInitializer {
    @Override
    public void onStartup(ServletContext servletContext) throws ServletException {
        var servletRegistration = servletContext.addServlet("test", new TestServlet());
        servletRegistration.addMapping("/*");
        servletRegistration.setLoadOnStartup(1);
    }
}