idea配置servlet模版，简单快捷，根据需求随时更改代码

1.第一步

2.第二步

3.第三步，复制这段代码，应用即可

#if (${PACKAGE_NAME} && ${PACKAGE_NAME} != "")package ${PACKAGE_NAME};#end
#parse("File Header.java")
/**
 * @Description TODO
 * @ClassName ${NAME}
 * @Author ${USER}
 * @Date ${DATE} ${TIME}
 * @Version V1.0
 */
@javax.servlet.annotation.WebServlet("/${entity_Name}")
public class ${Class_Name} extends javax.servlet.http.HttpServlet {
    @Override
    protected void doPost(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) throws javax.servlet.ServletException, java.io.IOException {
        // 处理post请求乱码问题
        request.setCharacterEncoding("utf-8");
        // 处理响应乱码问题:字节流需getBytes("UTF-8")
        response.setContentType("text/html;charset=utf-8"); 
    }
    
    @Override
    protected void doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) throws javax.servlet.ServletException, java.io.IOException {
        doPost(request,response);
    }
}