Hi I am very new to Java, and am using jdev to get data from a oracle 9 db
No problems so far
but my question is that the data output is always in a output box, how / can
I  load this data into a variable to I can programmatically play with it

I dont know if anyone here can help or if I would be better going to a
WIN32 group - but because its to do with the use of Java I hope in the
correct place.
I am planning on an app that allows other people exe's to communicate

I have a Person class already. Now I have a String:
public class Person()
{
    void sayHello()

what is the easiest way to get the width of an image (png or jpg).
I don't want to show the image or do anything else with it (I not even
have a gui). It's just the width I need.

I have a requirement in my J2EE web application that the web client
must be able to invoke local system service. Actually i want my web
client to be able to print on a printer connected locally. I know the
rule of web application is that it can not perform Files I/O with the

I have a problem with a factory method. This method should create
instances of the collection framework. The simplest implementation
looks like this:
--------------------------------------------------------------

What is the right way to create a map from Strings to arbitrary and
diverse objects? For example, so I can have:
map.put("a", "text");
map.put("b", new Integer(2));

So I have (skipping some detail) the following:
public abstract class BaseObject implements IObject {
  public abstract void setMethod();
}

I have a modular design(code-reusage) question. In order to make my
point clear, I have made up the following fake situations:
Last year in a project, I have written a class Person:
class Person

I have built a simple enum class for storing various known int return values
from a particular method.  It looks like this:
public enum ReturnValue
{

I have a problem that consists of the following.
In my class, I have a method named getNativePreparedStatement that
receives a parameter of the type PreparedStatement:
private PreparedStatement getNativePreparedStatement(PreparedStatement

I need to connect to a servlet, because i want to send an http request
with some parameters.
This is the code:
URL url = new URL("http://blahblahblah.com.../servlet?var1=value");

  I'm taking over a huge single-programmer project. I've poked around
in the code and noticed a heap of unused variables, classes, routines -
and now I'm looking for a way to automatically get rid of these,
without having to sift through it all, line (many!) by line. Does

How is it possible for showing Log4j output into a dbSwing JTextArea
component?
Greetings,
Hans

I've had a few questions on objects, pointers, different instances and such
before.  I'm self taught and this is one aspect of OOP that has been the
hardest for me to fully grasp.  I think I've finally got the hang of it,
because now I'm looking at objects differently.