helloservlet.java

来自「J2EE指南」· Java 代码 · 共 28 行

JAVA
28
字号
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
public class HelloServlet extends HttpServlet {
//初始化全局变量
public void init(ServletConfig config) throws ServletException {
super.init(config);//调用父类的init()方法
}
//接收客户端HTTP请求
public void doGet(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=GB2312");//设置返回页面的类型和字符集
PrintWriter out = response.getWriter();//得到页面输出流
out.println("<html>");
out.println("<head><title>HelloServlet</title></head>");
out.println("<body>");
out.println(" Hello World !<br>");
out.println("</body>");
out.println("</html>");
out.close();
}
//返回Servlet信息
public String getServletInfo() {
return "My First Servlet";
}
}

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