Tomcat9, JSP, CSS and JS not loading in Firefox

Hello, My question is about loading a JSP page in Firefox (or Google Chrome) and not having the CSS loaded and the JS operational. I am using Tomcat v9.0 and Eclipse Java EE IDE v.2019-12 (4.14.0). When I'm developing using Eclipse IDE, I usually: - select a JSP in the "WebContent" directory in

Re: ClassNotFoundException - Involving a class implementing Filter and two projects depending on another one

On 3/30/2015 2:36 AM, Tim Watts-3 [via Tomcat] wrote: On Sun, 2015-03-29 at 12:56 -0400, Tim Watts wrote: On Sun, 2015-03-29 at 18:06 +0200, Lmhelp1 wrote: On 3/29/2015 5:36 PM, André Warnier [via Tomcat] wrote: Lmhelp1 wrote: Hello, Thank you for reading my post.

Re: Debugging a Webapp in Eclipse running Tomcat as a stand-alone JVM process

Thank you for yours answers. @Glen Peterson: Thanks for sharing about the method you use. Best regards. -- View this message in context: http://tomcat.10.x6.nabble.com/Debugging-a-Webapp-in-Eclipse-running-Tomcat-as-a-stand-alone-JVM-process-tp5025598p5025883.html Sent from the Tomcat - User

Re: Debugging a Webapp in Eclipse running Tomcat as a stand-alone JVM process

Thank you for your answer. Konstantin Kolinko wrote: Deployment can be done from Ant or from Maven. There exists tools for that. Ok, I understand. Konstantin Kolinko wrote: If you are developing your web application, is there a reason why you run Tomcat standalone and not from within

Re: Debugging a Webapp in Eclipse running Tomcat as a stand-alone JVM process

Thank you for your answer. Konstantin Kolinko wrote: Why do you need the ports to be 80 and 443? (You cannot open those on Linux unless you are a root). You can a) change the port numbers in your configuration b) use firewall (iptables) to map different local ports to those external ones

Re: Debugging a Webapp in Eclipse running Tomcat as a stand-alone JVM process

Thank you for your answers. @MarkEggers Thank you very much for sharing. Christopher Schultz wrote There are reasons to use jsvc, but the ability to run as a non-root uses is not one of them. What are these reasons according to you (apart from running Tomcat as a daemon on Unix which was

Debugging a Webapp in Eclipse running Tomcat as a stand-alone JVM process

Hello and thank you for reading my post. My problem is about debugging a Webapp in Eclipse running Tomcat as a stand-alone JVM process. -- In more details -- Below is what I would like to do: - Start Tomcat: - on Windows: via startup.bat in a cmd.exe ; - on Unix (Debian Squeeze): via JSVC in

Re: Debugging a Webapp in Eclipse running Tomcat as a stand-alone JVM process

Thank you for your answer. Your link helped. What was missing from the scenario I described previously was: exporting the .war of the webapps into the Tomcat webapps directory. Actually, I was hoping it would be done automatically somehow... :'/ Is there - by any chance - an option somewhere

Re: From HTTP to HTTPS request.getHeader(referer)

Hello and thank you for your answers. I would like to say that my problem is solved (even though I would like to answer the remarks you made). I can't really tell what combination of adjustments (see my previous posts) are responsible for it. I just did things with more care than when I do things

Re: From HTTP to HTTPS request.getHeader(referer)

Hi, Christopher Schultz wrote: If you want to switch protocols I don't think I want that... but maybe I do not understand properly what you mean... For the webapp I've been considering in that thread, I would like Tomcat to serve pages only via HTTPS. I do not want some pages to be served via

Re: From HTTP to HTTPS request.getHeader(referer)

Hi, thank you for your answer. On 2014-11-03 4:34 PM, Christopher Schultz wrote: Redirects definitely work with HTTPS. You must be doing something wrong. Perhaps a configuration mistake with a port number or something like that. My configuration in Tomcat 7.0.55 server.xml is: ( - basically

Re: From HTTP to HTTPS request.getHeader(referer)

Hello Mark, Chris and Terence. Thank you for your answers. After reading them and observing a few things I realized that my problem is not exactly the one I described at first. Christopher Schultz-2 wrote The Referer is going to be the URL that was showing in the web browser when the user

Re: From HTTP to HTTPS request.getHeader(referer)

Léa Massiot wrote Before I tried to make the webapp work with HTTPS, I was always using calls like these: -- response.sendRedirect(example1.jsp); -- Last

Re: From HTTP to HTTPS request.getHeader(referer)

Hi again. It looks like sendRedirect() is working if I pass it a HTTPS URL as an argument: - String s_prov = request.getScheme() + :// + request.getServerName() + request.getContextPath() + / + example1.jsp;

From HTTP to HTTPS request.getHeader(referer)

Hello and thank you for reading my post. I'm trying to make a webapp work with HTTPS. It was working properly with HTTP. Below is the problem I have. Inside a servlet, in its doPost() method, to check whether the incoming JSP is example1.jsp or example2.jsp, I am using the following piece of

Re: HTTPS / URLs with no port number / Tomcat only

Christopher Schultz-2 wrote A bit of warning: when modifying iptables, you need to be very careful that you don't wipe-out any rules that allow you to gain remote access to the server. For instance, if you have a default rule to DROP all packets and an exception that allows port 22 (ssh)

Re: HTTPS / URLs with no port number / Tomcat only

Hello and thank you for your answer. I followed your first advice. I edited server.xml ending up with the following connectors: --- Connector SSLEnabled=true acceptCount=100 clientAuth=false

Re: HTTPS / URLs with no port number / Tomcat only

Thank you for you answer. It was the firewall. I thought about it and I thought I was disabling it temporarily by flushing iptables (iptables -F). But apparently it's not enough... Do you know the command for disabling the firewall completely (and temporarily) without having to reboot? I just

HTTPS / URLs with no port number / Tomcat only

Hello and thank you for reading my post. I was willing to run only a Tomcat server and not a Tomcat server + an Apache HTTP server. Mostly because: - an article like this one: http://www.tomcatexpert.com/blog/2011/11/02/best-practices-securing-apache-tomcat-7 says, if I understand properly, that

Re: How can Tomcat be started at boot time as a non-root user

Thank you George Sexton for your explanations. Best regards to you all. -- View this message in context: http://tomcat.10.x6.nabble.com/How-can-Tomcat-be-started-at-boot-time-as-a-non-root-user-tp5023810p5023899.html Sent from the Tomcat - User mailing list archive at Nabble.com.

How can Tomcat be started at boot time as a non-root user

Hello and thank you for reading my post. My question is about how can Tomcat be started at boot time as a non-root user. The OS is Debian Wheezy. Below is what I did already: root chown -R tomcat7.tomcat7 /opt/tomcat7/ I created a new file: /etc/init.d/tomcat7 Owner and owner group: root

Re: How can Tomcat be started at boot time as a non-root user

Hello Dan and thank you for your answer. I installed the JSVC tool as indicated in your document http://tomcat.apache.org/tomcat-7.0-doc/setup.html#Unix_daemon I copied the jsvc executable into /opt/tomcat7/bin/. I also copied /opt/tomcat7/bin/daemon.sh into /etc/init.d and renamed it as

Re: File download using a servlet and error handling

Ok guys, thank you all: I understand better. I'll see what I can do. Best regards. -- View this message in context: http://tomcat.10.x6.nabble.com/File-download-using-a-servlet-and-error-handling-tp5023017p5023118.html Sent from the Tomcat - User mailing list archive at Nabble.com.

File download using a servlet and error handling

Hello and thank you for reading my post. My question is about downloading a file using a servlet and handling possible errors that may take place during the download process. 1) I have a JSP page download-file.jsp with a Download file button:

Re: File download using a servlet and error handling

Hello to you too, I was thinking maybe about an error-page... (never done that before): in case an exception is thrown after the response has been committed, maybe this error page could be sent to the user... I don't know if it's possible... nor how to do it really. Could it be a solution? Best

Lots of configuration descriptors

Hello and thank you for reading my post. My question is about configuration descriptors and how Tomcat deals with a lot of them. I have been thinking about a solution for a problem I have to solve. This solution would involve the creation of possibly a lot of configuration descriptors. -- About

Re: Lots of configuration descriptors

Hello Mark, Thank you for your answer and for the info about the binary search. This was the kind of info I was looking for. Yet, I guess one has to view the source code to get that kind of information... it's probably what you did... Best regards. -- View this message in context:

Re: Lots of configuration descriptors

Ok. Sorry. Very good, I didn't know... I'm just a simple Tomcat user. I didn't mind to be rude. -- View this message in context: http://tomcat.10.x6.nabble.com/Lots-of-configuration-descriptors-tp5022940p5022954.html Sent from the Tomcat - User mailing list archive at Nabble.com.

Re: Tomcat-user versus StackOverflow

that the forum was dead. It wasn't meant on purpose. I guess I could delete my thread on StackOverflow and thank you again for your answers both on StackOverflow and Tomcat-Users? Best regards, -- Léa Massiot -- View this message in context: http://tomcat.10.x6.nabble.com/Re-Tomcat-user-versus

Re: Pass an object from one Webapp to another on two differents servers

According to the notations in my first post, the successive URLs are: 1) SERVER_1/WEBAPP_1/HTML_1 2) SERVER_2/WEBAPP_2/SERVLET_2 3) SERVER_1/WEBAPP_1/JSP_1 SERVLET_2 does all the work it has to do using the information provided by the user in the HTML_1's form F1. When the work is over, SERVLET_2

RE: Pass an object from one Webapp to another on two differents servers

Hello Casper. Yes, we are ok now. I think the responses to your question are in my previous posts :) Thank you for helping me out. -- View this message in context: http://tomcat.10.n6.nabble.com/Pass-an-object-from-one-Webapp-to-another-on-two-differents-servers-tp4985870p4986207.html Sent

Re: Pass an object from one Webapp to another on two differents servers

(Warning: there is some raw text in this post.) Hello Casper. Hello list. Thank you for your answer and your advices. Here is some interesting litterature related to my problem: Redirecting from a servlet to an exterior URL using a POST

Re: Pass an object from one Webapp to another on two differents servers

The user doesn't shift from WEBAPP_1 to WEBAPP_2 for good. The user will go on with WEBAPP_1 after WEBAPP_2 has done what it has to do after the form (F1) submission. Best regards. -- View this message in context:

Re: Pass an object from one Webapp to another on two differents servers

Hello Casper, Thank you for your answer. What you are explaining totally makes sense. The doPost() method of SERVLET_2 (WEBAPP_2) ends up with a sendRedirect() method call which redirects to j1.jsp, a JSP in the first webapp (WEBAPP_1). Let's forget about sessions and passing whole objects from

Re: Pass an object from one Webapp to another on two differents servers

I posted mistakenly in the Tomcat forum instead of here Tomcat-User (I just moved my thread). Can you help me? Best regards. -- View this message in context: http://tomcat.10.n6.nabble.com/Pass-an-object-from-one-Webapp-to-another-on-two-differents-servers-tp4985870p4985967.html Sent from the

Re: Tomcat6 - Context - aliases

Hello and thank you for your answers. Christopher Schultz-2 wrote why don't you just write a simple file-fetching servlet? They are dead-simple to write This looks very interesting. André Warnier wrote you probably do /not/ want bots to be able to point directly to the documents uploaded

Re: Tomcat6 - Context - aliases

@André Warnier: Thank you. -- View this message in context: http://tomcat.10.n6.nabble.com/Tomcat6-Context-aliases-tp4678430p4762217.html Sent from the Tomcat - User mailing list archive at Nabble.com. - To unsubscribe, e-mail:

Re: Tomcat6 - Context - aliases

@André Warnier: Thank you for your detailed answer. As of your objections: 1) We don't agree with each other. I *DO* care about what URLs look like: a) in general, b) for some reasons related to the user's speaking language, c) for search engines, d) ... The URL of a link can be seen in many

Re: Tomcat6 - Context - aliases

I edited my previous post at 1:14 PM 2012/04/09. Thanks. -- View this message in context: http://tomcat.10.n6.nabble.com/Tomcat6-Context-aliases-tp4678430p4715649.html Sent from the Tomcat - User mailing list archive at Nabble.com.

Re: Tomcat6 - Context - aliases

Christopher Schultz-2 wrote Do you really need crossContext=true here? I guess not since - as I just tested - removing it doesn't change anything... Thank you. So I removed the crossContext attribute (and the path attribute) and the new contents of an_alias_1.xml are:

Re: Accessing USB drive content from pages served from tomcat6 server

Hello Souvik, BTW, it's not Konstantin who had a problem but me. Try this: 1) Create a usb_1.xml file in /etc/tomcat6/Catalina/localhost/ (the OS being Debian Squeeze) with the following contents: Context docBase=/media/WCF/usb_1 / (Think about removing the extra spaces I added above). 2)

Re: Tomcat6 - Context - aliases

Konstantin Kolinko wrote You should remove the path attribute when Context is defined in an XML file. The name of the xml file itself specifies the path, not the attribute. Indeed. Thank you. Best regards. -- View this message in context:

Re: Tomcat6 - Context - aliases

Hello André, André Warnier wrote - you need to tell your webapp where the uploaded files should be stored/retrieved - you cannot do it via an alias under Tomcat v7 Exactly. André Warnier wrote - so instead of an alias, do it via a property in a properties file, which your webapp

Re: Tomcat6 - Context - aliases

Ok. So, I found a solution, if I can call that a solution. - I created a file an_alias_1.xml in /etc/tomcat6/Catalina/localhost/ (the OS being Debian Squeeze). - Here are the contents of this an_alias_1.xml file: Context path=/an_alias_1 docBase=/home/d1 crossContext=true / - This

Re: Tomcat6 - Context - aliases

Thank you all three for your last answers. André Warnier wrote this might help, in a container- and version-independent way : http://jaitechwriteups.blogspot.de/2007/01/how-to-read-properties-file-in-web.html I'm sorry, no offence... but I don't see how... :/ Pid * wrote Please define

Tomcat6 - Context - aliases

Hello, I've been struggling lately with the aliases attribute of the Context element of the context.xml file. I tested a Webapp with Tomcat7 and it appears to work properly. As a Debian user, Tomcat7 is not yet packaged in the current stable release Squeeze so I installed Tomcat6 instead. Result:

Re: Tomcat6 - Context - aliases

Hello, Thank you for your answers. Teppei Yamada wrote 1. What version of Tomcat7 did you test? On a Windows XP machine: Tomcat 7.0.20 On a Debian Squeeze machine: Tomcat 7.0.22 Teppei Yamada wrote 2. Where do you place context.xml in Tomcat6? I don't know you are aware that context.xml

Re: Tomcat6 - Context - aliases

Thank you for your advice. And how did people do to declare aliases before the aliases attribute of the Context element was introduced in Tomcat7? -- View this message in context: http://tomcat.10.n6.nabble.com/Tomcat6-Context-aliases-tp4678430p4679060.html Sent from the Tomcat - User mailing

Re: Tomcat6 - Context - aliases

Pid * wrote Either they did not, or they selected an alternative based on their use-case. I'm sure they did. You'll see below, my requirements are basic. Pid * wrote What is your exact requirement? - Users upload files to the server running Tomcat. - The Webapp stores these file on the hard

Re: Session expiration - browser -Web application

@Terence : Thank you for your answer. Actually, I extracted the Java code from the JSP and put it in a TLD so that the code is cleaner and more manageable. Best regards, -- Léa -- View this message in context:

Session expiration - browser -Web application

Hello, Thank you for reading my post. Maybe my question is not purely related to Tomcat but here is my problem: - a user logs into my Webapp; - his session expires; - if he: - presses the F5 key (browser refresh functionality), - goes back to the previous screen using the browser go

Re: Session expiration - browser -Web application

@Tim : Thank you for your answer. [Tim wrote:] Uncertain is a bit vague. Yes. Ok. This is my understanding which is uncertain then. What happens is what you wrote: a new session for the user with _none_ of the objects from the old session in it. [Tim wrote:] If every page in the web app is

Re: Session expiration - browser -Web application

@Christopher : Thank you for your answer. Christopher wrote: The new session created is completely empty. It has nothing to do with the user going back in the history, etc. No, you are right. What I meant is that I was/am managing session expiration inside the Webapp (for instance if the

Re: Session expiration - browser -Web application

Héhé. No comment. Have a good week-end and cheers, -- Léa -- View this message in context: http://old.nabble.com/Session-expiration---browser--Web-application-tp32780678p32783180.html Sent from the Tomcat - User mailing list archive at Nabble.com.

Re: Compile, build and prepare Webapp for Tomcat in command line

@Christopher : Thank you for your answer. I wouldn't mind using Maven instead of Ant... yet it doesn't look like I can a find a nice and simple (hello world) example to get started with it (like the one I found for Ant, cf. the link in my previous post)... Actually, I managed to build my Webapp

Compile, build and prepare Webapp for Tomcat in command line

Hello, Thank you for reading my post. I am presently programming my Webapps inside Eclipse. I would like to automate the compiling and building of my source code. I need to know which javac, java (and maybe jar) commands I should run from a console to generate everything that is needed for my

Re: Compile, build and prepare Webapp for Tomcat in command line

@Jürgen : Thank you for advising me to use Maven. @Tim : Thank you for advising me to use Ant. I have been following the following tutorial to get introduced to Ant: http://ant.apache.org/manual/tutorial-HelloWorldWithAnt.html I think it's a good one. Now, I am going to have to do something

Re: WebApp access to a LAN share

Hello again. @awarnier and others. It worked! Thanks. I just want to add that I had to install the smbfs package to be able to mount Windows shares: apt-get install smbfs Best regards, -- Léa -- View this message in context:

Re: WebApp access to a LAN share

Hello everyone and thank you very much for your fast answers. @Brian and @Chuck I did configure the WebApp context.xml file to let my WebApp access files elsewhere on my hard disk (S hard disk for now). You are helpful. Thank you. @p Yeah... well, in the end, I'll have to put everything on the

WebApp access to a LAN share

Hello, Thank you for reading my post. Here is my problem: - I have two machines S and M on the same LAN. - S is a Debian machine running a Tomcat server. - And I have a WebApp W deployed on this Tomcat server. - M is a Windows machine which hosts some files for W. - S and M belong to the same

URL simplification

Hello, Thank you for reading my post. Here is my question: - Presently, to access my WebApp first page, I have to type in the following URL in a browser: http://hostname-or-ip:8080/my-webapp/ - Instead, I wish I could type in a URL such as: http://my-webapp/ Is it possible? How? And by the

Re: URL simplification

Thank you all for your answers. @Mark Yes indeed fundamentally three operations... 1. I guess you can only have one ROOT WebApp not several... It's not ok for me, I have several WebApps I want to treat that way. @Francis Francis wrote: Apache and configure a vhost with proxying That looks

Re: WebApps sharing uploaded files

chris wrote: Be careful: if you undeploy the webapp, you will have all those files deleted by Tomcat. Ok. Thank you! André wrote: Thanks. Seen. Lea, do you follow ? Yes, thanks! Ok. I do not properly understand the doc.: http://tomcat.apache.org/tomcat-7.0-doc/config/context.html

Re: WebApps sharing uploaded files

Hello. Ok. I found what I was doing wrong and corrected my mistake: added /w1 at the beginning of the href attribute value. See below: 2.C) test_download.html html head titleTest download/title /head body /w1/attachments/foo.txt Foo.txt /body /html Now it works! Best regards,

Re: WebApps sharing uploaded files

Hello. Ok. I found what I was doing wrong and corrected my mistake: added /w1 at the beginning of the href attribute value. See below: 2.C) test_download.html html head titleTest download/title /head body /w1/attachments/foo.txt Foo.txt /body /html Now it works! Best regards,

Re: WebApps sharing uploaded files

Hello. Ok. I found what I was doing wrong and corrected my mistake: added /w1 at the beginning of the href attribute value. See below: 2.C) test_download.html html head titleTest download/title /head body /w1/attachments/foo.txt Foo.txt /body /html Now it works! Best regards,

Re: WebApps sharing uploaded files

Hello André, Do you mean that you are going to create a new JSP for every new file someone may ever upload? No... Or do they always upload the same file f.txt? No... I understand your being puzzled... my bad: the example I posted is oversimple but it works if tested! In reality, the

Re: WebApps sharing uploaded files

Hello André, Do you mean that you are going to create a new JSP for every new file someone may ever upload? No... Or do they always upload the same file f.txt? No... I understand your being puzzled... my bad: the example I posted is oversimple but it works if tested! In reality, the

Re: WebApps sharing uploaded files

Hello André, Thank you for all these useful advices. Best regards, -- Léa -- View this message in context: http://old.nabble.com/WebApps-sharing-uploaded-files-tp32570911p32582797.html Sent from the Tomcat - User mailing list archive at Nabble.com.

Re: WebApps sharing uploaded files

Hello, I solved my problem: 1) in WebApp w1, upload files to the directory w1\uf1\, 2) in WebApp w2, upload files to the directory w1\uf2\, 3) then you can have the same JSP foo.jsp for both WebApps. Put one JSP in w1 and another one in w2. The JSP itself contains a switch:

Re: WebApps sharing uploaded files

Hello Tim, Ok. - I have only one copy of f.txt. - uf1 and uf2 are two distinct directories, the first in w1, the second in w2. - I have one JSP (same code) but two copies of it, the first in w1, the second in w2. f.txt either lives under uf1 xor uf2. Maybe I'm not clear enough... but that's

Re: WebApps sharing uploaded files

Hello André, Thank you for your answer. awarnier wrote: You can define uf wherever you want, as long as Tomcat (and the applications which run under it, like your JSPs) has write access to it. Actually, I already noticed and tried that and my first question is closely linked to my

WebApps sharing uploaded files

Hello, Thank you for reading my post. o I have two WebApps w1 and w2 (under the Tomcat webapps directory). o Both w1 and w2 contain (at least) a JSP which allows to upload files to the server. o Presently, the uploaded files are stored: - in the w1\uf1\ directory for w1, - in the w2\uf2\