서블릿 초기화 파라미터 <context-param>

web.xml 

  <context-param>
        <param-name>jsp</param-name>
        <param-value>최범균</param-value>
    </context-param>
    <context-param>
        <param-name>java</param-name>
        <param-value>남궁성</param-value>
    </context-param>

 

서블릿에서 사용 :   getServletContext().getInitParameter(param-name)

 

package servletExam;

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("/contextSample")
public class ContextParamSample extends HttpServlet {

    @Override
    protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        String jsp = request.getServletContext().getInitParameter("jsp");
        String java = request.getServletContext().getInitParameter("java");
        System.out.println("jsp = " + jsp);
        System.out.println("java = " + java);
    }
}