java

How to configure a XMLInputFactory (within axis2 / axiom)

Hello, this is a follow-up to my recent question. Skaffmans answer helped and I think I identified the problem. But again I need help to solve it... Here's what I did so far: Autogenerated a Service Stub using java2wsdl and axiom data binding (ADB) The service's response message has an image attachment inlined in the xml body (base64 ...

searchings rows from table

i want to select particular rows from the JTable which contains a particular string.. please help me for this.. ...

Java - How to refresh knowledge? (2 years ago)

I have my first ever interview for a Java developer role, specifically RMI, Serverlets and JDBC. However, it has been a while (2 years) since I have done any Java coding. I am sure I still have it up there somewhere and I do remember the Java syntax I wanted to ask how can I re-fresh everything in 2-3 days specially the OOP concepts (p...

hashCode implementation for singleton class

what will be the implementation for public int hashCode() { } method in singleton class? Please do provide me the implementation ...

Adding a template to an extension point in Eclipse

I am a fan of adding extension points to my Eclipse RCP applications, as it makes them very modular. Now, when you write the extension point schema, it is possible to add the documentation that will be shown in the Extension Point Selection wizard. This wizard contains also an Available Templates section. When a template is selected, ...

How to make changes in jsp effected

Hi I am using Tomcat5.0.30, jdk1.5.0_17 and eclipse as IDE. Now the issue is when I made changes to any jsp pages I have to build(ant build) the project and have to deploy the war file to the Tomcat Manager to view the change. Is there any method which help to view the change without deploying the war file to the Tomcat Manager. Please...

hiding rows from JTable

I want to hide those rows from JTable containg a particular string....please help me for this.. ...

java ejb3 @PostConstruct

Hello there, I am experimenting with EJB3 on JBoss, developing a stateless bean. Basically once the module has been deployed I need to perform some actions related to load application settings. To do this I've annotated a method as @PostConstruct, which as far as I know from the API instructs the container to invoke it once the bean has ...

Should I study Scala?

Hi, I am an experienced C++ programmer with average Python skills. The reasons I studied Python in the first place were: to get a different perspective on programming (static vs dynamic, interpreted vs compiled, etc) to increase the breadth of projects that I can work on (Python allows me to do web development, develop for Symbian phon...

Java: parsing ms-word document using POI/HWPF

I have a ms-word document (MS-Office 2003; non-xml). Within this document there is a string associated with a bookmark. Furthermore, the word document contains word-macros. My goal is to read the document with java, replace the string associated with the bookmark, and save the document back to word format. My first approach was using Ap...

Java Generics problem with wildcard

Hi, There is any way to fix this situation (I have try to simplyfy the scenario as much as i could): public class Test { public static void main(String [] args) { /* HERE I would like to indicate that the CollectionGeneric can be of something that extends Animal (but the constructor doesn't allow wildc...

How to mask a password in Java 5?

I am trying to mask a password in Java. Sun java has suggested a way to mask a password as follows. Masking a password It uses a simple way to do that. public void run () { stop = true; while (stop) { System.out.print("\010*"); try { Thread.currentThread().sleep(1); } catch(InterruptedException ie) { ie.prin...

How to have Eclipse JEE automatically generate the exploded WAR for a web project?

I need to have a JEE project generate a WAR file automatically - preferrably exploded - as opposed to choosing Export -> War file. I have played with the various server defintions but have not been able to get either the JEE preview or the HTTP server to work, and before installing each of the external container specific servers I'd lik...

What are the Pros/Cons of Annotations (non-compiler) compared to xml config files

Hello Everyone When I look at Java frameworks like Hibernate, JPA, or Spring, I usually have the possibility to make my configuration via an xml-file or put annotations directly in my classes. I am cosistently asking myself what way should I go. When I use annotations, I have the class and its configuration together but with an xml I ...

Regexp to match Javascript string literals with a specific keyword using Java

I'm trying to match chunks of JS code and extract string literals that contain a given keyword using Java. After trying to come up with my own regexp to do this, I ended up modifying this generalized string-literal matching regexp (Pattern.COMMENTS used when building the patterns in Java): (["']) (?:\\?+.)*? \1 to the following ([...

Determine if a java application is in debug mode in Eclipse

I want to change the logging level depending if I'm debbugging or not, but I can't find a code snippet to check if the application is running in debug mode. I'm using eclipse to debug the application, so if the solution only works within Eclipse it will be fine. ...

How to transfer files from one computer to another over the network using Java?

I need a simple application, preferably a cross-platform one, that enables sending of files between two computers. It just need to accept and send the files, and show a progress bar. What applications could I use or how could I write one? ...

Subclasses of java.util.Calendar available for commercial use - i.e. IslamicCalendar

Hi, I am looking for some subclasses of the Java calendar class, preferably a Hijri (Islamic) calendar implementation, but will potentially require more. Does anyone know of a library that is available for commercial use? I have found IBM's ICU library (here), however, they do not extend java.util.Calendar and instead have written thei...

Java Bytecode compilation

Using javap I can disassemble a java class into byte code. If I want to run this byte code, or a modified version of it, how do I do it? Please spare me the "don't bother" answers as I am doing this for educational reasons. I've googled and looked at other Stack Overflow questions but couldn't find an answer. ...

How do I permanently change java's default locale on Windows

I need to change the default locale that java uses on a Windows 2008 Server machine. Java is installed as part of an Oracle + Application server setup. I can do this in code, but I need to permanently change this setting. Edit: I should note that we're talking about jsp pages served via Application server so I can't exactly pass comman...