Sgrìobh Rémy Maucherat na leanas 10/10/2024 aig 1:07f:
The crawler valve seems to be defined on the Engine, but more
importantly it seems you have no default host ?
So the request is not being mapped and it would return 404 (but the
valve would need some extra null checks).
Rémy
Ahhh of cour
On Thu, Oct 10, 2024 at 1:37 PM Donald I Macdonald
wrote:
>
> Hi there,
>
> I've a tomcat 9.0.91 server (running on Corretto OpenJDK 17.0.12.7.1 +
> Amazon Linux 2023). It runs behind nginx (v1.24.0).
>
> The catalina log records a NPE SEVERE error every few seconds,
> complaining that the Host us
2012/8/20 Peter Cipov :
> Hello,
> I have encountered ambiguous feature/bug of request
>
> ...servlet code ...
>
> throw new LoginException(String.format("Login failed for user %s from IP %s
> (%s)",
> principalName,
> request.getRemoteAddr(),
> type
On 06/12/2011 19:35, kccc wrote:
>
> Hi,
>
>
> I'm a new tomcat user and I'm trying to solve this error:
> "SEVERE: Null component
> Catalina:type=DataSource,path=/myAPP,host=localhost,class=javax.sql.DataSource,name="PGDS/ActivityLogDS"
>
> My tomcat and java version:
> apache-tomcat-6.0.16
U
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Calum,
On 6/21/2011 4:26 AM, Calum wrote:
> On 20 June 2011 17:02, Christopher Schultz
> wrote:
>> That depends on what Service.logHit does. If it only uses the
>> HttpServletRequest object during the method's lifetime, then everything
>> is fine. I
On 20 June 2011 17:02, Christopher Schultz wrote:
> That depends on what Service.logHit does. If it only uses the
> HttpServletRequest object during the method's lifetime, then everything
> is fine. If it retains a reference to the request object, you will
> probably end up with a problem.
Oh, ju
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Jocelyn,
On 6/20/2011 4:11 PM, Jocelyn Ireson-Paine wrote:
> I do put a reference to
> the response into an instance, in order that I can give my main
> processing method all the data it needs (including the response) as one
> single parameter. But I'
On Wed, 15 Jun 2011, Christopher Schultz wrote:
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Jocelyn,
On 6/15/2011 1:43 PM, Jocelyn Ireson-Paine wrote:
ResponseHolder rh = (ResponseHolder)this_session.getAttribute(
"response_holder" );
Here is the beginning of your errors.
By savin
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Calum,
On 6/20/2011 6:12 AM, Calum wrote:
> On 15 June 2011 18:54, Konstantin Kolinko wrote:
>> The request and response objects must never be accessed outside the
>> request processing cycle. The objects are recycled and cleared or
>> reused for su
On 15 June 2011 18:54, Konstantin Kolinko wrote:
> The request and response objects must never be accessed outside the
> request processing cycle. The objects are recycled and cleared or
> reused for subsequent request and responses, and are not guaranteed to
> be thread-safe. The consequences c
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Jocelyn,
On 6/15/2011 1:43 PM, Jocelyn Ireson-Paine wrote:
> ResponseHolder rh = (ResponseHolder)this_session.getAttribute(
> "response_holder" );
Here is the beginning of your errors.
By saving a reference to the response that was used for y
également obligatoire. Étant donné que les email peuvent facilement
être sujets à la manipulation, nous ne pouvons accepter aucune responsabilité
pour le contenu fourni.
> Date: Wed, 15 Jun 2011 18:43:21 +0100
> From: p...@j-paine.org
> To: users@tomcat.apache.org
> Subject: Re: Nu
2011/6/15 Jocelyn Ireson-Paine :
> ResponseHolder rh = (ResponseHolder)this_session.getAttribute(
> "response_holder" );
> out.println( "rh = " + rh + "." );
> if ( rh == null ) {
> out.println( "rh is null." );
> rh = new ResponseHolder( response );
> this_session.se
About a week ago, I reported what seemed like a sporadic null-pointer
exception from response.encodeUrl. I've managed to simplify the code that
provokes it, and will show it below. My original report, with details of
the Tomcat version and so on, is after this mail.
The error occurred in a lar
accepter
> aucune responsabilité pour le contenu fourni.
>
>
>
>
> Date: Thu, 9 Jun 2011 09:06:52 +0100
> From: p...@j-paine.org
> To: users@tomcat.apache.org; users@tomcat.apache.org
> Subject: Re: Null-pointer exception from response.encodeUrl under Windows
>
> From: Martin Gainty [mailto:mgai...@hotmail.com]
> Subject: RE: Null-pointer exception from response.encodeUrl under Windows
> Tomcat 7
> place servletapi-2.3.jar in $CATALINA_HOME/bin
Absolute rubbish. Never, never do that.
- Chuck
THIS COMMUNICATION MAY CONTAIN CONFIDE
nt
être sujets à la manipulation, nous ne pouvons accepter aucune responsabilité
pour le contenu fourni.
Date: Thu, 9 Jun 2011 09:06:52 +0100
From: p...@j-paine.org
To: users@tomcat.apache.org; users@tomcat.apache.org
Subject: Re: Null-pointer exception from response.encodeUrl under Windows
To
Am Donnerstag, den 09.06.2011, 09:40 +0100 schrieb Jocelyn Ireson-Paine:
> On Thu, 9 Jun 2011, Felix Schumacher wrote:
>
> > Am Donnerstag, den 09.06.2011, 04:53 +0100 schrieb Jocelyn Ireson-Paine:
> >> Hi,
> >>
> >> I'm getting sporadic null-pointer exceptions from 'response.encodeUrl'.
> >> This
On 09/06/2011 06:52, Caldarale, Charles R wrote:
>> From: Jocelyn Ireson-Paine [mailto:p...@j-paine.org]
>> Subject: Null-pointer exception from response.encodeUrl under Windows Tomcat
>> 7
>
>> I'm getting sporadic null-pointer exceptions from
>> 'response.encodeUrl'.
>
> First off, let me s
On Thu, 9 Jun 2011, Caldarale, Charles R wrote:
From: Jocelyn Ireson-Paine [mailto:p...@j-paine.org] Subject:
Null-pointer exception from response.encodeUrl under Windows Tomcat 7
I'm getting sporadic null-pointer exceptions from
'response.encodeUrl'.
First off, let me say that it's an unex
On Thu, 9 Jun 2011, Felix Schumacher wrote:
Am Donnerstag, den 09.06.2011, 04:53 +0100 schrieb Jocelyn Ireson-Paine:
Hi,
I'm getting sporadic null-pointer exceptions from 'response.encodeUrl'.
This is with Tomcat 7.0.14, the latest stable version to which I upgraded
an hour ago, and Java 1.6.0
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Hi André,
On 09.06.11 um 09:07, André Warnier wrote:
>> It does. The redirect URL set to the client can be logged with %{Location}o.
> I don't think we are talking about a redirect response sent to the client
> here.
> That would definitely /not/ wo
On Thu, 9 Jun 2011, André Warnier wrote:
...
By the way :
(Interface HttpServletResponse, Javaee 5)
encodeUrl
String encodeUrl(String url)
Deprecated. As of version 2.1, use encodeURL(String url) instead
Maybe it's worth replacing encodeUrl by encodeURL, and see if the problem
still happe
Am Donnerstag, den 09.06.2011, 04:53 +0100 schrieb Jocelyn Ireson-Paine:
> Hi,
>
> I'm getting sporadic null-pointer exceptions from 'response.encodeUrl'.
> This is with Tomcat 7.0.14, the latest stable version to which I upgraded
> an hour ago, and Java 1.6.0_26, which again I upgraded to at th
Thomas Freitag wrote:
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Hi Chuck,
On 06/09/2011 07:52 AM, Caldarale, Charles R wrote:
Can you display the original request URL, or perhaps enable the AccessLogValve?
(I'm not sure if that captures forwards, however.)
It does. The redirect URL set
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Hi Chuck,
On 06/09/2011 07:52 AM, Caldarale, Charles R wrote:
> Can you display the original request URL, or perhaps enable the
> AccessLogValve? (I'm not sure if that captures forwards, however.)
It does. The redirect URL set to the client can be
> From: Jocelyn Ireson-Paine [mailto:p...@j-paine.org]
> Subject: Null-pointer exception from response.encodeUrl under Windows Tomcat 7
> I'm getting sporadic null-pointer exceptions from
> 'response.encodeUrl'.
First off, let me say that it's an unexpected pleasure to read such a complete
(a
Russo, Joe wrote:
I wrote a web service component using JAX-WS API and deployed on JBoss
5.0.1 application server. And also, wrote a Soap client which sends a
valid soap request to server and server executes corresponding method
and returns soap response back to client but what ever parameters I
> From: Christopher Schultz [mailto:ch...@christopherschultz.net]
> Subject: Re: Null value in response.sendRedirect() causes original url
> tobe invoked 20 times
>
> There's an earlier check in
> org/apache/catalina/connector/Response.toAbsolute(String) (called
> dir
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Chuck,
On 6/26/2009 1:40 PM, Caldarale, Charles R wrote:
>> From: Jonathan Mast [mailto:jhmast.develo...@gmail.com] Subject:
>> Re: Null value in response.sendRedirect() causes original url to be
>> invoked 20 times
> From: Jonathan Mast [mailto:jhmast.develo...@gmail.com]
> Subject: Re: Null value in response.sendRedirect() causes original url
> to be invoked 20 times
>
> doesn't setting the Location header boil down eventually
> to a string concat
Nope, it boils down to an empty
> From: Jonathan Mast [mailto:jhmast.develo...@gmail.com]
> Subject: Re: Null value in response.sendRedirect() causes original url
> to be invoked 20 times
>
> Obviously a NullPointerException is being thrown at some level,
Nope, no exceptions are being thrown. There is an exp
> From: Christopher Schultz [mailto:ch...@christopherschultz.net]
> Subject: Re: Null value in response.sendRedirect() causes original url
> tobe invoked 20 times
>
> I would say that null cannot be converted into a valid URL, and so
> throwing IllegalStateException is a reason
> "java.lang.> IllegalStateException - If the response was committed or if a
> partial URL is given and cannot be converted into a valid URL"
I was just about to quote this myself.
Perhaps this is not a Tomcat issue per se, but rather a gray area of the
Servlet spec.
Obviously a NullPointerExcept
Yeah I'm now doing a null check before the sendRedirect.
But why doesn't it throw a NullPointerException, doesn't setting the
Location header boil down eventually to a string concat, which in this case
be attempted on a null reference?
On Fri, Jun 26, 2009 at 12:37 PM, Tim Funk wrote:
> LiveHtt
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Chuck,
On 6/26/2009 12:27 PM, Caldarale, Charles R wrote:
>> From: Jonathan Mast [mailto:jhmast.develo...@gmail.com] Subject:
>> Null value in response.sendRedirect() causes original url to be
>> invoked 20 times
>>
>> A null value in bounce_url is c
LiveHttHeaders is your friend ...
Lets assume I have this as foo.jsp:
<%
response.sendRedirect(null);
if (out!=null) {return;}
%>
http://localhost/foo.jsp
GET /foo.jsp HTTP/1.1
Host: localhost
HTTP/1.x 302 Moved Temporarily
Server: Apache-Coyote/1.1
Content-Type: text/html;charset=UTF-8
Conten
> From: Jonathan Mast [mailto:jhmast.develo...@gmail.com]
> Subject: Null value in response.sendRedirect() causes original url to
> be invoked 20 times
>
> A null value in bounce_url is causing the original Request url to be
> invoked exactly 20 times, rather than dying with NullPointerException:
Edward Costello wrote:
Has anyone else encountered this? Does anyone know if this is fixed in a
later version of tomcat, or if there is a work around?
You obviously have spent some time looking at the code. You may not be
aware of the web interface to svn. Take a look at
http://svn.apache.org
On Mon, 28 Jan 2008 22:01:37 + Mark Thomas wrote:
> With your specific configuration you might be OK but appBase==docBase is
> something that usually always cause pain.
Yes, *usually*. And I'm aware of this ;)
> My main concern is making sure
> that people reading this thread in the archives
Delian Krustev wrote:
appBase == docBase is unsupported. Period. The servlet spec allows (might
even be requires I don't recall off-hand) any directory to treated as a
webapp so as soon as you have an WAR exploded into the appBase you end up
with multiple contexts which will cause problems.
I d
On Mon, 28 Jan 2008 20:16:14 + Mark Thomas wrote:
> Delian Krustev wrote:
> > I'm pretty sure
> > there is a functionality which could not be achieved otherwise, although
> > I could not remember which one at this very moment.
>
> No, there isn't. If there is, that is a bug that needs to be fix
Delian Krustev wrote:
On Sun, 27 Jan 2008 16:01:28 -0800 Hassan Schroeder wrote:
Aside from the fact that putting Context elements in server.xml is
strongly discouraged
I'm pretty sure
there is a functionality which could not be achieved otherwise, although I
could not remember which one at
On Jan 28, 2008 11:34 AM, Delian Krustev <[EMAIL PROTECTED]> wrote:
> > having a docBase == appBase is totally wrong, and /will/ cause ugly
> problems.
> It doesn't cause any problems.
And yet you're reporting one :-)
> My post is actually a bug report. Not a question.
I'd think it hard to cl
On Sun, 27 Jan 2008 16:01:28 -0800 Hassan Schroeder wrote:
> Aside from the fact that putting Context elements in server.xml is
> strongly discouraged
Various people tend to claim the same thing on this list. I'm pretty sure
there is a functionality which could not be achieved otherwise, although
On Jan 27, 2008 3:42 PM, Delian Krustev <[EMAIL PROTECTED]> wrote:
> It is Tomcat 6.0.14 started with its security manager enabled.
>
> The host configuration is as follows:
>
> appBase="/home/USER/web-root"
Aside from the fact that putting Context elements in server.xml is
strongly disc
Any ideas on how to trace whats going on? There are still no exceptions
being thrown.
Sorry, I've figured that part out now - thanks for your help.
-
To start a new topic, e-mail: users@tomcat.apache.org
To unsubscribe, e-
Did you see a factory attribute in any of the Tomcat doc for JDBC
DataSources?
http://tomcat.apache.org/tomcat-6.0-doc/jndi-datasource-examples-howto.h
tml
OK, Thanks for that - I've removed the Factory setting, placed
everything where it is recommended, and yes, I did already have a
web.xml
> From: Mark Shifman [mailto:[EMAIL PROTECTED]
> Subject: Re: Null datasource trying to connect to JNDI connection.
>
> What would you do if you wanted to add a different version of
> DBCP, ie Commons DBCP 1.3-SNAPSHOT?
> Would you put the jar in $CATALINA_HOME/lib and th
What would you do if you wanted to add a different version of DBCP, ie
Commons DBCP 1.3-SNAPSHOT?
Would you put the jar in $CATALINA_HOME/lib and then use the factory
attribrute?
mas
Caldarale, Charles R wrote:
From: Craig Dunn [mailto:[EMAIL PROTECTED]
Subject: Null datasource trying to conne
> From: Craig Dunn [mailto:[EMAIL PROTECTED]
> Subject: Null datasource trying to connect to JNDI connection.
>
> In my server.xml:
The usual comment: don't put elements in server.xml; doc
reference:
http://tomcat.apache.org/tomcat-6.0-doc/config/context.html
> factory="org.apache.commons.dbc
It's a classic! You should submit the conversation to
http://worsethanfailure.com/.
Gary Evesson
Decentrix Inc
-Original Message-
From: gb1071nx [mailto:[EMAIL PROTECTED]
Sent: Friday, June 29, 2007 12:13 PM
To: Tomcat Users List
Subject: RE: Null
Sigh.
> -Original
Sigh.
> -Original Message-
> From: domenico di leo [mailto:[EMAIL PROTECTED]
> Sent: Friday, June 29, 2007 1:10 PM
> To: Tomcat Users List
> Subject: Re: Null
>
> Obviovusily you don't compare two string in this way!
>
> if (null == rs.getString(&quo
rote:
are you initializing variables for each column in the DB, or likely not if
you're using that array approach?
-Original Message-
From: PTS [mailto:[EMAIL PROTECTED]
Sent: Wednesday, June 27, 2007 9:33 PM
To: Tomcat Users List
Subject: Re: Null
In several of the fields of the d
are you initializing variables for each column in the DB, or likely not if
you're using that array approach?
-Original Message-
From: PTS [mailto:[EMAIL PROTECTED]
Sent: Wednesday, June 27, 2007 9:33 PM
To: Tomcat Users List
Subject: Re: Null
In several of the fields of the dat
mensional array.
The concept that I was trying to convey to the OP was to do a try catch and
return the desired default value of the proper type.
Doug
- Original Message -
From: "domenico di leo" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Wednesday, J
ault value of the proper type.
Doug
- Original Message -
From: "domenico di leo" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Wednesday, June 27, 2007 7:08 AM
Subject: Re: Null
If I have understand your problem is : you receive a lot of null value
afth
sage-
From: PTS [mailto:[EMAIL PROTECTED]
Sent: Saturday, June 23, 2007 12:29 PM
To: Tomcat Users List
Subject: Re: Null
I had to deal with a lot of null values coming back from a database. I may
have been reinventing the wheel but I wrote a little DBUtil class that I
used to sanitize the return
yeah, this seems like a good solution, too.
-Original Message-
From: PTS [mailto:[EMAIL PROTECTED]
Sent: Saturday, June 23, 2007 12:29 PM
To: Tomcat Users List
Subject: Re: Null
I had to deal with a lot of null values coming back from a database. I may
have been reinventing the wheel
ssage -
From: "Mohammed Zabin" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Sunday, June 24, 2007 7:24 AM
Subject: Re: Null
Thank you very much for your detailed illustration. But the compiler
complies that there is no such methods isNull() and wasNul
Thank you very much for your detailed illustration. But the compiler
complies that there is no such methods isNull() and wasNull()
???
On 6/21/07, Reinhardt Christiansen <[EMAIL PROTECTED]> wrote:
- Original Message -
From: "Mohammed Zabin" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
[c]);
}catch(Exception e){return "00:00:00";}
}
Doug
- Original Message -
From: "Propes, Barry L " <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Friday, June 22, 2007 1:11 PM
Subject: RE: Null
that doesn't sound rightare you sure you're p
that doesn't sound rightare you sure you're pulling back a value from a
column that's a string?
-Original Message-
From: Mohammed Zabin [mailto:[EMAIL PROTECTED]
Sent: Thursday, June 21, 2007 6:02 AM
To: Tomcat Users List
Subject: Re: Null
I tried it the other way, i
just set a value to null or ""; if it's null, return (maybe this " ") some
value for a space, if you want to paint the border on a table (the HTML part)
this is likely the best way to do it. You could populate it with a dash ("-")
or some other.
-Original Message-
From: Mohammed Zabin
;[EMAIL PROTECTED]>
> To: "Tomcat Users List"
> Sent: Thursday, June 21, 2007 7:24 AM
> Subject: Re: Null
>
>
> > The syntax below is correct. There must be something else
> > syntactically incorrect in your jsp causing your woes.
> >
> > -
On 6/21/07, Mohammed Zabin <[EMAIL PROTECTED]> wrote:
I am trying to render a table in jsp page that read its value from the
database, sometimes, the database returns null values, and so, the whole
table couldn't be rendered. Is there any way to deal with null values.
Pass your ResultSet into
d this email message in error, please notify
the sender immediately by telephone or email and destroy the original
message without making a copy. Thank you.
- Original Message -
From: "Tim Funk" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Thursday, June 2
- Original Message -
From: "Mohammed Zabin" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Thursday, June 21, 2007 6:45 AM
Subject: Null
Hi All
Anyone knows how to deal with null values in JDBC ResultSet??
I am trying to render a table in jsp page that read its value from the
d
There is an ISNULL function in Transact SQL and a NVL function in
PL/SQL that will return a default value if the data is null. That is
if you don't mind writing separate SQL for each database.
On 6/21/07, Mohammed Zabin <[EMAIL PROTECTED]> wrote:
Hi All
Anyone knows how to deal with null value
Mohammed,
While it may not work in all browsers, you can try the "empty-cells" CSS
property in the table's style.
Render the table tag thusly: ...
An alternative is what the other guy said; simply check for nulls before
rendering, and render a non-breaking space if you have a null. I'd
sh
The syntax below is correct. There must be something else syntactically
incorrect in your jsp causing your woes.
-Tim
Mohammed Zabin wrote:
I tried it the other way, if( rs.getString("field") == null ) but the
compiler plames that null can't be compared to string
On 6/21/07, Tim Funk <[EM
I tried it the other way, if( rs.getString("field") == null ) but the
compiler plames that null can't be compared to string
On 6/21/07, Tim Funk <[EMAIL PROTECTED]> wrote:
if (null == rs.getString("col_foo")) {
out.println(" ");
} else {
// Evil since this doesn't escape the xml - fo
Hi Mohammed
This isn't the best forum to ask this kind of question : try something
like http://www.javaranch.com/, you'll get good answers from there.
As an interim, check for null values before attempting to display any
value. Something like Jakarta commons StringUtils package is a big help
in k
if (null == rs.getString("col_foo")) {
out.println(" ");
} else {
// Evil since this doesn't escape the xml - for edutainment only
out.println("" + rs.getString("col_foo") + "");
}
-Tim
Mohammed Zabin wrote:
Hi All
Anyone knows how to deal with null values in JDBC ResultSet??
I am t
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