I have some code (in an OSGi bundle) which uses a CommPortIdentifier
object to enumerate the available COM ports on a Windows XP system
(Dell Latitude laptop).
With portList being an Enumeration object, it sets:

I need steps an code to configure jndi in tomcat 5.5.
Thanking you
Rahul

Hi,,
I'm learning Java,, and I was trying to creat a function that performs
a three-level nested loop and returns a list of loop objects indicating
progress through the loop,,but when I ran this code:

I'm making some exercises to learn AspectJ and I'm not able to define a
pointcut that captures the main method.
public aspect Test {
pointcut callStatic() : call(public static void *(..));

Why do this regular expression not work:
if (str.matches("^\\d*$") || str.matches("^\\d*" + dot + "$") ||
str.matches("^\\d*" + dot + "\\d*$")) {
return true;

i encountered  an interesting problem during my s/w development,
I had some calulation part whose result is a double value.The result is
different on difeerent versions of jdk (jdk1.5.06 and jdk1.5.02).
thanks in advance

I want to implement as association relationship in Java. I understand the implementation for this kind of relationship is called "containment". However, I can not find the code for this on the internet. From what is explained on the internet, I believe the code would look ...

Hi, I'm a java beginner. I'd like to ask about jTree. When I put it on
my form (NetBeans) it has some roots and nodes. How should I clear it?
I'd like to have a clear, simple jTree, I will fill it lately.
Thanks,

Hello, I got this code from David Reilly's site. What this prog does is
terminate the prog after a specified time. What I want to do is just
throw an Exception to be caught by other java programs. I tried to
throw an exception in timeout (ex. timeout() throws Exception) and run

I am using the File object in an app.
I noticed there is no close() method for it.  Why not ?  What am I missing ?
Does Java just rely on the object going out of scope to close the file ?
Or does one only have to close the stream associated with the file ?

Every one has played the Lottery, yet that elusive big win, or even
small profitable one, continues to elude us... apart from the very
lucky few!
It's time to reduce the gamble; it's time to sway the odds in YOUR

i have a big design problem. Until today, we had a text log system, wich
worked pretty good. But we decided to use XML for several reasons. This
change is a lot more complicated than we thought. The thing is that in
XML, you can't juste append some text, you need to repect a DTD. ...

I have standard maven directory structure for my modular java project:
doss-client/
doss-client/doss-client-common/      - common module for application
doss-client/doss-client-watchdog/    - some other modules

I was just wondering how I might get rid of this error.. can't seem to
figure it out.
the error:
warning: [unchecked] unchecked call to compareTo(T) as a member of the

i am working on a project which involves the task of converting a
soap/xml data to java object. i wish to do this using AXIS. can any one
suggest how to "get started" with AXIS soap processor. a reference for
"hello world" example using AXIS in websphere (WSAD 5.1) will be very