RE: How to listen for shutdown

Let me try to explain this better, The problem seems to be that Tomcat is shutting down the asynchronous threads BEFORE I can cleanly tell them to shutdown (from my servlet contextDestroyed() method). I tried getting control with finalize() in the thread instance, but this didn't seem to get

RE: How to listen for shutdown

Thanks for all the responses. I have another question about shutdown. My app has several asynchronous threads which it spins off. I need to get them shut down cleanly. These threads are not servlets and if I add a listener spec to web.xml for them I get the startup message:

Re: How to listen for shutdown

Thanks for the responses. I tried using ServletContextListener and added my code to the contextDestroyed() method. It never seems to get called. My servlet is listed in web.xml under a servlet tag and is initialized just fine. I also saw that there is a destroy() method which

Re: How to listen for shutdown

I found the answer to my questions: Documentation on ServletContextListener: http://developer.java.sun.com/developer/technicalArticles/Servlets/servl etapi2.3/ In order to ge the servlet invoked, you need a listener tag, e.g., listener

How to listen for shutdown

I've looked through a lot of documentation, forums and the Jakarta site and cannot find any documentation that tells me how my Tomcat application can get notified when Tomcat gets a shutdown. I have cleanup I need to do. I would appreciate any pointers to documentation or the correct

RE: Automatic Client Login

Send the Authentication header with the username:password but encoded in base64 Donie Thanks, but how do I do that from a JSP-generated HTML page? -- Frank

How to change the user ID during session?

Is there any way to change the logged in user during a session? I tried setting j_username in the session to the new user name but then Tomcat throws a security error. Is there some legal way to change the user during the session? Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens

Automatic Client Login

=someonepassword=base64pwd/. Is there some way to set the userid and password in the header from a page (genrated by a JSP) sent from the server to the client so that the login occurs silently (e.g. a page with just javascript that does an automatic submit or a redirect from the server)? Thanks, Frank Lawlor

Re: Give webapps FilePermissions in catalina.policy

java.security.AllPermission; }; Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions. -- To unsubscribe: mailto:[EMAIL PROTECTED] For additional commands: mailto:[EMAIL PROTECTED] Troubles with the list

Re: Mr. McClanahan ... Do you ever take a break?

My theory is that there are really six different people named Craig McClanahan ;-) Seriously, I agree Craig has been a great help to many people. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software

Re: Tomcat as a Devlopment Server

When you make changes under WEB-INF/classes you should use the manager app to restart your application. See the manager app documentation in the 4.x distribution (very easy to use). Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating

Re: Important : Typical Problem

I'm not sure I understand you post, but you could be having a problem with the browser caching. Flush the browser cache, set the browser options to always check for a new page, etc. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating

Re: Tomcat 4 as an NT Service

Take a look at previous posts on this topic. Take a look at what is in your log files. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions. -- To unsubscribe: mailto:[EMAIL PROTECTED

Re: 2 Tomcat4 questions

I started with the directions for Tomcat 3.2 and jk_nt_service.exe http://jakarta.apache.org/tomcat/tomcat-3.2-doc/NT-Service-howto.html and its copy of wrapper.properties. I made the following additions/changes to wrapper.properties: The only thing I found I needed in the classpath was

Re: dtd loading problem on tomcat startup

If you use a non-relative DTD reference you might need to specify a proper file URI, e.g. something like: file:///foo/bar Note also the forward slashes. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy

Re: [repost] loading class files

this provide proper operation. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions. -- To unsubscribe: mailto:[EMAIL PROTECTED] For additional commands: mailto:[EMAIL PROTECTED] Troubles

Re: servlet information

There are many books on online articles (@ Sun, Apache, etc.) that describe the basics of how to organize web applications. You might look specifically for Model 2 Architecture. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating

Re: Servlet Mapping...:(

A couple of things to check Is your servlet class really ActionServlet and not something like com.mycom.ActionServlet? If it IS ActionServlet then the class file should be in WEB-INF/classes (if it is com.mycom.ActionServlet then it should be in WEB-INF/classes/com/mycom/). Frank Lawlor

Re: Security question

You can pass (possibly encrypted) information that only the two parties know. This is essentially authentication like your username/password. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software

Xerces Parser Security and Path Problems

of the xml file. It does not do this when it is in WEB-INF/lib. This is clearly unusable since the web app author has no idea where the startup dir will be and no way to get the DTDs there. Am I missing something here on how this is supposed to operate or are these legitimate bugs? Frank Lawlor

FW: Xerces Parser Security and Path Problems

There seems to be a problem related to security when loading jars from WEB-INF/lib. This was reported earlier by Sergey V. Udaltsov in the post titled policy for classes in WEB-INF/lib/my.jar. It's not clear to me that this is a bug. The exception goes away because the default

Re: Invoking Servlet - trying to remove servlet prefix

look in the logs you should see some more infromation. By turning on more debug info, esp. for the ContextManager, you should see more mapping information which will help you see how it is trying to resolve the URL. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee

Re: Jakarta NT Service

. Be very sure the wrapper.tomcat_home and wrapper.java_home are correct. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions. -- To unsubscribe: mailto:[EMAIL PROTECTED] For additional

RE: Re: Jakarta NT Service

I could install as many as I wanted but only one would run at a time. Some possibilities: - you didn't give each a unique service name - you are encountering the JVM 3.0 service shutdown bug, (see other posts: search on -Xrs) Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group

Re: Sending all request to one servlet?

Just the /generator/* mapping should be sufficient. What is the full URL you are entering? Should be something like http://host:port/your_webapp/generator/TestView What do the logs say? Turn on debugging for ContextManager to see how it is trying to resolve the mapping. Frank Lawlor Athens

The Infamous ClassCastException Problem

? Obviously there is something MORE than just the class name that is being used to distinguish them. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions. -- To unsubscribe: mailto:[EMAIL PROTECTED

RE: The Infamous ClassCastException Problem

This is normal then. Class foo loaded by class loader A is not castable to class foo loaded by class loader B (if they are really independent, of course - if A is the parent of B and B delegates, it will work). You have to put the class in a spot shared by both webapps (that means the

Re: The Infamous ClassCastException Problem

Thanks. I packaged the classes in a jar and put them in common\lib and now things work fine. I'm still curious tho on how RMI/EJB clients manage to do this without having the same class/classloader. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting

Re: Embedding Tomcat with intra-app Servlets

accept, I don't need to worry about inappropriate behavior by the backend jsps. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions. -- To unsubscribe: mailto:[EMAIL PROTECTED] For additional

Re: login from home page

. There are lots of books with introductory examples, tutorials online, and I think an example in the tomcat distribution. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Re: TC4: stopping/starting an application works, reloading does not

How did you deploy the new classes? Just place the war file in webapps or did you explode the war or place the new classes where they belong yourself? The manager documentation does mention that there are some problems that seem to be related to re-deploying a war with the same name. Frank

Re: JDBC Realm

Sounds like you have your http server (IIS, Apache?) set to provide security. Turn it off. (are you serving everything, even html, from tomcat?) Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software

Re: Security Question

I've started looking at some of the security issues but I'm still behind where you are in the area of your questions. Where did you find this document that has section 8 on Existing Risks and Problems Thanks, Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned

Re: JSP - How do I make it invisible to the browser's back button

. It will do any housekeeping, including counting accesses and then forwarding on to the desired servlet. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Re: XML ClassCastException and tomcat 4.0 documentation

Joel, You asked for help from Someone who knows what they're doing so I probably don't qualify, but you might try putting the xerces jar in your jre/lib/ext and see if it helps. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating

Re: Tomcat 4.0.1 Final and Xerces Parser

Have you read http://jakarta.apache.org/tomcat/tomcat-4.0-doc/class-loader-howto.html If this doesn't answer your questions, then it might be good to identify it here and try to get the howto updated. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned

Re: Launching subprocess under Tomcat as a Service

access mounted drives Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Providing for persistent files in a web-app

as URLs. The best approach I could think of was to add a simple tomcat web-app whose only purpose is to hold the contents of New. Any problems with this approach? Is there a better/simpler approach? Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm

Re: Multiple web.xml files?

should have been a set of APIs which could be invoked programmatically (e.g. addSecurityConstraint()) so this could be done more dynamically without having to bounce the app to read a rigidly structured xml file. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned

Re: Tomcat 4.0.1 Final and Xerces Parser

I don't know what the right answer is, but I got my app to pick up the xerces parser by putting it in the jre lib\ext directory (e.g. F:\jdk1.3.1\jre\lib\ext). You might also try the tomcat common\lib. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned

Manager App Bug

of this function. I'd call this a bug. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

WebDAV

it (there is a MIME for .text)? What are the WebDAV servlet invocation parameters and what do they mean? Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Re: realm for non-catalina

There is usually some information in the log files even at debug=0. If it clearly says that login is failing, check you case (must match), that userid and pwd are varchar in the DB, etc. Maybe you REALLY are not matching. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group

Tomcat Manager Application Questions and Problems

for 1 instance(s) to be deallocated and then everything hangs. Is this because the app is trying to restart itself? Do I need to create another app just to do the restart? Sure would be nice if an app could restart itself (e.g., to pick up web.xml or other changes) Frank

Catalina as an NT Service

=$(wrapper.javabin) -Xrs -Dorg.xml.sax.driver=org.apache.xerces.parsers.SAXParser -Dcatalina.home=C:\jakarta-tomcat-4.0-rc2 -classpath $(wrapper.class_path) $(wrapper.startup_class) -config $(wrapper.server_xml) start Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group

Catalina as an NT Service - WebDAV

and that seemed to fix it. Again, not all these may be necessary and there may be others that are for reasons I haven't discovered. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

RE: ResultSet

). It wasn't clear to me how you are passing your ResultSet, but since it is not generally serializable (it is a live connection to the database) you cannot pass it over RMI (e.g. from an EJB). But I would expect this to throw a serialization error. Frank Lawlor Athens Group, Inc. (512) 345-0600

Re: My java.security.AccessControlException@Waterloo.be

Third try since I never saw this show up: Do you need to specify a security provider in java.security, e.g., security.provider.3=com.sun.crypto.provider.SunJCE (the above is for Sun's encryption provider). Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned

How do I know what security manager is in use?

the connection itself. It seems like this is something the servlet spec should address. Any suggestions? Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Re: ResultSet

Many of the especially older jdbc drivers did a very poor job of implementing the spec and many of the methods were not implemented. What database/driever are you using? Often the documentation was poor. You can try getting the latest driver and checking what was supported. Frank Lawlor

RE: request for suggestions on how to secure a web application... .

is non-unique IDs), then you need to still force people thru a specific login. Re object in a session. - Note that this can be fabricated by a hacker. For real security you need to look at encrypting it with varying keys. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group

Using Windows Native Security

Does anyone have any references or information on using native windows security (NTLM?) for Tomcat security? Are there any Java JNI wrappers for the native system calls? Are there any higher-lever implementations to some other more usable interface (JAAS, LDAP, etc.)? Thanks, Frank Lawlor

charset Problem

setting which Jasper generates when nothing is specified? Is this a bug? Thanks, Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Re: JSP DataBases: Types

why not use %= Recordset.getString(CLASS_NAME) % for everything? Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Re: Problems running as an NT Service

What error are you getting? FIle not found? Security error? Not found would be a path problem. Security error would be more related to the java.policy of the user you are running under. Is the file on a mounted drive? (service can't access these). etc. Frank Lawlor Athens Group, Inc. (512

Security

. What are the pros and cons of the various approaches (e.g., single vs. multiple realms)? Thanks, Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Re: There is no disk in the drive

is a removable drive. Why it stops and puts up a message is a mystery to me. Anyway, fixing the path or forcing it to something acceptable in the .cmd file cures the problem. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy

There is no disk in the drive!

this? Thanks, Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Problem: Servlet Mappings RequestDispatcher

in Server.xml. It is either a bug or some strange semantics I don't understand. I worked around it by doing a sendRedirect with an explicit path rather than forward. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy

Please explain this Context

. After passing thru a couple of servlets, why is now insisting on adding security/login to the path? I have worked around the problem by just doing a sendRedirect, but the above behavior confuses me and seems to contradict the spec. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group

Re: Can't happen - classname is null, who added this

I get this message if I replace one of my classes while Tomcat is running. Try restarting Tomcat. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Problem with Tomcat as a Service

in the work directory and no error messages in any log. I tried putting tools.jar in the Tomcat lib, adding it to the service classpath, but it doesn't help. Any ideas why jasper is hanging and how to fix/identify the problem? Thanks, Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens

Finding the XML parser in Tomcat

lib to jre\lib\ext, what/how system properties must be set? Thanks, -- Frank Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

JSP to Servlet Loosing Session Info

be applied to make the FORM reference work, but I don't know what it is (anyone know?). Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

JSP to Servlet Loosing Session Info

is not only a workaround, but a more maintainable way of doing things. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Odd Tomcat Error Messages - please file a bug report

. A number of them give this error. If I directly invoke the other pages I get no error and when I then invoke the main page, it is fine. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Odd Page Caching Behavior

. Weird. Any ideas on what is caching the pages? How to stop it. Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Where is IIS-HowTo file

environment (e.g., IIS + Tomacat). The Apache.org site only has a few of the pieces. Are there any good references? Thanks, Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating technology strategy and software solutions.

Inconsistent JSP Compilation Behavior

file without the code for the % String =... resulting in a compiler error that s is not define. Stopping and restarting Tomcat and VAJ don't help. Re-booting does. Any suggestions? Frank Lawlor Athens Group, Inc. (512) 345-0600 x151 Athens Group, an employee-owned consulting firm integrating