simplecounter.java

来自「Java程序设计 Jsp/Servlet开发」· Java 代码 · 共 25 行

JAVA
25
字号
package ServletApi;

import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class SimpleCounter extends HttpServlet {
	private int calledCount;
public void init(ServletConfig config) throws ServletException {
	super.init(config);
	//第一次装载servlet时,把计数器设为0
	calledCount = 0;
}
protected void service(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
	res.setContentType("text/html;charSet=gb2312");
	res.setLocale(request.getLocale());
	PrintWriter out = res.getWriter();
	out.println("<HTML><TITLE>SimpleCounter</TITLE><BODY>");
	out.println("<H2>Servlet API示例 - SimpleCounter</H2><HR>");
	out.println("<H4>这个Servelt被调用了: " + (++calledCount) + "次.</H4>"); 
	out.println("</BODY><HTML>");
	out.close();
}
}

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