【Java开源代码栏目提醒】:网学会员为需要Java开源代码的朋友们搜集整理了FirstServlet2.java相关资料,希望对各位网友有所帮助!
package ch05;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
//Servlet生命周期演示
public class FirstServlet2 extends HttpServlet {
private static final String CONTENT_TYPE = "text/html; charset=GBK";
private String user;
//读取初始化参数
public void init() throws ServletException {
super.init();
user=this.getServletConfig().getInitParameter("user");
System.out.println("Servlet已经成功初始化");
}
//处理HTTP请求
protected void service(HttpServletRequest request, HttpServletResponse response) throws
ServletException, IOException {
response.setContentType(CONTENT_TYPE);
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head><title>FirstServlet</title></head>");
out.println("<body bgcolor=\"#ffffff\">");
out.println("<H1>加载后初始化参数user="+user+"</H1>");
out.println("</body>");
out.println("</html>");
out.close();
System.out.println("Servlet的service方法被执行了一次");
}
//清除资源
public void destroy() {
System.out.println("Servlet实例已经被释放");
}
}
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