Re: NIO connecter does not work after startup normally

[Ben Xiong]

?I changed the call to req.startAsync() then it seems working.
But why's that? what happend in req.startAsync(req, res) which does not 
happen in req.startAsync() ? Thank you.

-----Original Message----- 
From: jie tang
Sent: Tuesday, November 09, 2010 2:40 PM
To: Tomcat Users List
Subject: Re: NIO connecter does not work after startup normally

You recursively invoke startAsync unlimitedly.

2010/11/9 Ben Xiong <xpsl...@gmail.com>

?Another case:

Web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
  xmlns="http://java.sun.com/xml/ns/javaee"; xmlns:web="
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd";
  xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd";
  id="WebApp_ID" version="3.0">
  <display-name>TomcatComet</display-name>
  <servlet>
      <servlet-name>s3</servlet-name>
      <servlet-class>comet.Servlet3</servlet-class>
      <async-supported>true</async-supported>
  </servlet>
  <servlet-mapping>
      <servlet-name>s3</servlet-name>
      <url-pattern>/s3</url-pattern>
  </servlet-mapping>
</web-app>

comet.Servlet3 source code:

package comet;

import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class Servlet3 extends HttpServlet {

  public void doGet(HttpServletRequest req, HttpServletResponse res) {
      req.startAsync(req, res);
      System.out.println("=============Finally, it works!
====================");
  }
}

Server startup log:

INFO: SessionListener: contextInitialized()
Nov 9, 2010 2:24:13 PM org.apache.catalina.startup.HostConfig
deployDirectory

INFO: Deploying web application directory host-manager
Nov 9, 2010 2:24:13 PM org.apache.catalina.startup.HostConfig
deployDirectory

INFO: Deploying web application directory manager
Nov 9, 2010 2:24:13 PM org.apache.catalina.startup.HostConfig
deployDirectory

INFO: Deploying web application directory ROOT
Nov 9, 2010 2:24:13 PM org.apache.coyote.http11.Http11NioProtocol start

INFO: Starting Coyote HTTP/1.1 on http-8080
Nov 9, 2010 2:24:14 PM org.apache.coyote.ajp.AjpAprProtocol start

INFO: Starting Coyote AJP/1.3 on ajp-8009
Nov 9, 2010 2:24:14 PM org.apache.catalina.startup.Catalina start
INFO: Server startup in 1586 ms

URL: http://localhost:8080/TomcatComet/s3

Exception:

INFO: Server startup in 1586 ms
Nov 9, 2010 2:24:50 PM
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor run
SEVERE:
java.lang.StackOverflowError
  at
org.apache.catalina.connector.RequestFacade.startAsync(RequestFacade.java:1031)
  at
org.apache.catalina.connector.RequestFacade.startAsync(RequestFacade.java:1031)
  at
org.apache.catalina.connector.RequestFacade.startAsync(RequestFacade.java:1031)
  at
org.apache.catalina.connector.RequestFacade.startAsync(RequestFacade.java:1031)
  at
org.apache.catalina.connector.RequestFacade.startAsync(RequestFacade.java:1031)
  at
org.apache.catalina.connector.RequestFacade.startAsync(RequestFacade.java:1031)
  at
org.apache.catalina.connector.RequestFacade.startAsync(RequestFacade.java:1031)
  at
org.apache.catalina.connector.RequestFacade.startAsync(RequestFacade.java:1031)
  ......

Same Win 7 64 bit, native connecter, tomcat 7.0.4, :(




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