threadservlet.java

网络书店的设计与实现 网络书店的设计与实现

//: c15:servlets:ThreadServlet.java
// From 'Thinking in Java, 2nd ed.' by Bruce Eckel
// www.BruceEckel.com. See copyright notice in CopyRight.txt.
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;

public class ThreadServlet extends HttpServlet {
  int i;
  public void service(HttpServletRequest req, 
    HttpServletResponse res) throws IOException {
    res.setContentType("text/html");
    PrintWriter out = res.getWriter();
    synchronized(this) {
      try {
        Thread.currentThread().sleep(5000);
      } catch(InterruptedException e) {}
    }
    out.print("<h1>Finished " + i++ + "</h1>");
    out.close();    
  }
} ///:~