I have the following code that just hangs I left it for 5 Minutes and
nothing had happen any ideas?
I left out the full url, usename and password of the connect for security
but its correct.

At this moment I'm having a problem updating the database using an
entity bean.
the column to update is a clob.
when i do an update using a small amount of data it goes perfect..

How can i call an EJB3 session bean from the action class of a struts
webapp?
I have the ejb3 deployed and the struts webapp.
I don't know how to call the ejb3 from the action class.

Hi, I am using java.nio.FileChannel to write out very large files. Each
call to channel.write() only writes a few  bytes at a time. Will my
program run faster if I build up a large ByteBuffer before calling
channel.write() or do FileChannels automatically buffer for you?

Is there an IDE for java development that compares well to VS2005? Since I'm
current using VS2005, I was hoping to find something familiar in the look
and layout.
Thanks

Rather than making a db query all the time, I am considering the design of
stroing a huge table( with 12 columns and may be about 500 rows) in some
data structure , during start-up of my servlet. Memory is not a constraint,
thats why we hare going for such an implementation. ...

Yes, it's a tired old question, but I have to ask. <g>
I'm likely to be starting out on a long-term development shortly. By
long-term, I mean about 12 months to get a base product and then a
further 12 months to build to enterprise level functionality. And then

I have a log4j.xml that contains three appenders.  One uses a
LevelRangeFilter and two use LevelMatchFilters.  The LevelRangeFilter
works correctly but the LevelMatchFilters are logging all levels.  Can
anybody point me in the right direction?  My file is listed below.

java.sql.Date sqldate = java.sql.Date.valueOf( year+"-"+month+"-"+day );
How can I check if a date is vaild because using this day=38 month=15 is
still vaild.

I've a problem debugging an application.
Background: Sometimes my application comes to a very unlikely state,
which at the moment results in an error message. The stack trace alone
has no great value, since this state is cause by the interaction of

Can such a thing be done?
To explain myself a bit better I need a regular expression that will
only match an empty string ("") - if there is any text in the string I
don't want it to match. Won't go into why, it would take too much

In a filter (javax.servlet.Filter) I try to forward a request to
servlet on a different domain name.
getContext take only a relative path.
This is my code :

I'm new to RMI and I am having real trouble in invoking remote methods.
I have a server program running on my student server which has Java SDK
1.5.0. I seem to have been down every avenue I can think of yet I still
can't sort it.

What is the overhead of calling an ejb via its remote interface
(instead of the local interface) knowing that the client and the ejb
are within the same application server  ? Isn't it close to zero ?
Would you then say it is a good advice to systematicly call the ejb via

Hello group,
Is there a way to simulate the C enum type without Java 1.5 such that
i can use it in a switch case?
Thanks for your reply